From 47aa556cd8897b84417a2745650affa8e1dd2b62 Mon Sep 17 00:00:00 2001 From: notro Date: Wed, 9 Jul 2014 14:46:08 +0200 Subject: [PATCH] BCM2708: Add core Device Tree support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add the bare minimum needed to boot BCM2708 from a Device Tree. Signed-off-by: Noralf Tronnes BCM2708: DT: change 'axi' nodename to 'soc' Change DT node named 'axi' to 'soc' so it matches ARCH_BCM2835. The VC4 bootloader fills in certain properties in the 'axi' subtree, but since this is part of an upstreaming effort, the name is changed. Signed-off-by: Noralf Tronnes notro@tronnes.org BCM2708_DT: Correct length of the peripheral space Use dts-dirs feature for overlays. The kernel makefiles have a dts-dirs target that is for vendor subdirectories. Using this fixes the install_dtbs target, which previously did not install the overlays. BCM270X_DT: configure I2S DMA channels Signed-off-by: Matthias Reichl BCM270X_DT: switch to bcm2835-i2s I2S soundcard drivers with proper devicetree support (i.e. not linking to the cpu_dai/platform via name but to cpu/platform via of_node) will work out of the box without any modifications. When the kernel is compiled without devicetree support the platform code will instantiate the bcm2708-i2s driver and I2S soundcard drivers will link to it via name, as before. Signed-off-by: Matthias Reichl SDIO-overlay: add poll_once-boolean parameter Add paramter to toggle sdio-device-polling done every second or once at boot-time. Signed-off-by: Patrick Boettcher BCM270X_DT: Make mmc overlay compatible with current firmware The original DT overlay logic followed a merge-then-patch procedure, i.e. parameters are applied to the loaded overlay before the overlay is merged into the base DTB. This sequence has been changed to patch-then-merge, in order to support parameterised node names, and to protect against bad overlays. As a result, overrides (parameters) must only target labels in the overlay, but the overlay can obviously target nodes in the base DTB. mmc-overlay.dts (that switches back to the original mmc sdcard driver) is the only overlay violating that rule, and this patch fixes it. bcm270x_dt: Use the sdhost MMC controller by default The "mmc" overlay reverts to using the other controller. squash: Add cprman to dt BCM270X_DT: Use clk_core for I2C interfaces BCM270X_DT: Use bcm283x.dtsi, bcm2835.dtsi and bcm2836.dtsi The mainline Device Tree files are quite close to downstream now. Let's use bcm283x.dtsi, bcm2835.dtsi and bcm2836.dtsi as base files for our dts files. Mainline dts files are based on these files: bcm2835-rpi.dtsi bcm2835.dtsi bcm2836.dtsi bcm283x.dtsi Current downstream are based on these: bcm2708.dtsi bcm2709.dtsi bcm2710.dtsi bcm2708_common.dtsi This patch introduces this dependency: bcm2708.dtsi bcm2709.dtsi bcm2708-rpi.dtsi bcm270x.dtsi bcm2835.dtsi bcm2836.dtsi bcm283x.dtsi And: bcm2710.dtsi bcm2708-rpi.dtsi bcm270x.dtsi bcm283x.dtsi bcm270x.dtsi contains the downstream bcm283x.dtsi diff. bcm2708-rpi.dtsi is the downstream version of bcm2835-rpi.dtsi. Other changes: - The led node has moved from /soc/leds to /leds. This is not a problem since the label is used to reference it. - The clk_osc reg property changes from 6 to 3. - The gpu nodes has their interrupt property set in the base file. - the clocks label does not point to the /clocks node anymore, but points to the cprman node. This is not a problem since the overlays that use the clock node refer to it directly: target-path = "/clocks"; - some nodes now have 2 labels since mainline and downstream differs in this respect: cprman/clocks, spi0/spi, gpu/vc4. - some nodes doesn't have an explicit status = "okay" since they're not disabled in the base file: watchdog and random. - gpiomem doesn't need an explicit status = "okay". - bcm2708-rpi-cm.dts got the hpd-gpios property from bcm2708_common.dtsi, it's now set directly in that file. - bcm2709-rpi-2-b.dts has the timer node moved from /soc/timer to /timer. - Removed clock-frequency property on the bcm{2709,2710}.dtsi timer nodes. Signed-off-by: Noralf Trønnes BCM270X_DT: Use raspberrypi-power to turn on USB power Use the raspberrypi-power driver to turn on USB power. Signed-off-by: Noralf Trønnes BCM270X_DT: Add a .dtbo target, use for overlays Change the filenames and extensions to keep the pre-DDT style of overlay (-overlay.dtb) distinct from new ones that use a different style of local fixups (.dtbo), and to match other platforms. The RPi firmware uses the DDTK trailer atom to choose which type of overlay to use for each kernel. Signed-off-by: Phil Elwell BCM270X_DT: Don't generate "linux,phandle" props The EPAPR standard says to use "phandle" properties to store phandles, rather than the deprecated "linux,phandle" version. By default, dtc generates both, but adding "-H epapr" causes it to only generate "phandle"s, saving some space and clutter. Signed-off-by: Phil Elwell BCM270X_DT: Add overlay for enc28j60 on SPI2 Works on SPI2 for compute module BCM270X_DT: Add midi-uart0 overlay MIDI requires 31.25kbaud, a baudrate unsupported by Linux. The midi-uart0 overlay configures uart0 (ttyAMA0) to use a fake clock so that requesting 38.4kbaud actually gets 31.25kbaud. Signed-off-by: Phil Elwell BCM270X_DT: Add i2c-sensor overlay The i2c-sensor overlay is a container for various pressure and temperature sensors, currently bmp085 and bmp280. The standalone bmp085_i2c-sensor overlay is now deprecated. Signed-off-by: Phil Elwell BCM270X_DT: overlays/*-overlay.dtb -> overlays/*.dtbo (#1752) We now create overlays as .dtbo files. build: support for .dtbo files for dtb overlays Kernel 4.4.6+ on RaspberryPi support .dtbo files for overlays, instead of .dtb. Patch the kernel, which has faulty rules to generate .dtbo the way yocto does Signed-off-by: Herve Jourdain Signed-off-by: Khem Raj BCM270X: Drop position requirement for CMA in VC4 overlay. No longer necessary since 2aefcd576195a739a7a256099571c9c4a401005f, and will probably let peeople that want to choose a larger CMA allocation (particularly on pi0/1). Signed-off-by: Eric Anholt BCM270X_DT: RPi Device Tree tidy Use the upstream sdhost node, add thermal-zones, and factor out some common elements. Signed-off-by: Phil Elwell kbuild: Silence unhelpful DTC warnings Signed-off-by: Phil Elwell BCM270X_DT: DT build rules no longer arch-specific Signed-off-by: Phil Elwell --- arch/arm/boot/dts/Makefile | 17 + arch/arm/boot/dts/bcm2708-rpi-b-plus.dts | 129 + arch/arm/boot/dts/bcm2708-rpi-b-rev1.dts | 132 + arch/arm/boot/dts/bcm2708-rpi-b.dts | 119 + arch/arm/boot/dts/bcm2708-rpi-bt.dtsi | 26 + arch/arm/boot/dts/bcm2708-rpi-cm.dts | 112 + arch/arm/boot/dts/bcm2708-rpi-cm.dtsi | 18 + arch/arm/boot/dts/bcm2708-rpi-zero-w.dts | 169 + arch/arm/boot/dts/bcm2708-rpi-zero.dts | 123 + arch/arm/boot/dts/bcm2708-rpi.dtsi | 36 + arch/arm/boot/dts/bcm2708.dtsi | 12 + arch/arm/boot/dts/bcm2709-rpi-2-b.dts | 129 + arch/arm/boot/dts/bcm2709-rpi.dtsi | 5 + arch/arm/boot/dts/bcm2709.dtsi | 22 + arch/arm/boot/dts/bcm270x-rpi.dtsi | 154 + arch/arm/boot/dts/bcm270x.dtsi | 217 + arch/arm/boot/dts/bcm2710-rpi-2-b.dts | 129 + arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts | 201 + arch/arm/boot/dts/bcm2710-rpi-3-b.dts | 203 + arch/arm/boot/dts/bcm2710-rpi-cm3.dts | 148 + arch/arm/boot/dts/bcm2710.dtsi | 25 + arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 310 +- arch/arm/boot/dts/bcm2711-rpi-400.dts | 624 ++- arch/arm/boot/dts/bcm2711-rpi-cm4.dts | 660 +++ arch/arm/boot/dts/bcm2711-rpi-ds.dtsi | 205 + arch/arm/boot/dts/bcm2711.dtsi | 46 +- arch/arm/boot/dts/bcm271x-rpi-bt.dtsi | 26 + arch/arm/boot/dts/bcm2835-common.dtsi | 4 +- arch/arm/boot/dts/bcm2835-rpi-a-plus.dts | 5 + arch/arm/boot/dts/bcm2835-rpi-a.dts | 7 + arch/arm/boot/dts/bcm2835-rpi-b-plus.dts | 5 + arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts | 7 + arch/arm/boot/dts/bcm2835-rpi-b.dts | 7 + arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts | 5 + arch/arm/boot/dts/bcm2835-rpi-zero-w.dts | 5 + arch/arm/boot/dts/bcm2835-rpi-zero.dts | 5 + arch/arm/boot/dts/bcm2835-rpi.dtsi | 19 +- arch/arm/boot/dts/bcm2835.dtsi | 2 +- arch/arm/boot/dts/bcm2836-rpi-2-b.dts | 5 + arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts | 5 + arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts | 5 + arch/arm/boot/dts/bcm2837-rpi-3-b.dts | 5 + arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts | 5 + .../boot/dts/bcm283x-rpi-cam1-regulator.dtsi | 10 + arch/arm/boot/dts/bcm283x-rpi-csi0-2lane.dtsi | 4 + arch/arm/boot/dts/bcm283x-rpi-csi1-2lane.dtsi | 4 + arch/arm/boot/dts/bcm283x-rpi-csi1-4lane.dtsi | 4 + .../boot/dts/bcm283x-rpi-i2c0mux_0_28.dtsi | 4 + .../boot/dts/bcm283x-rpi-i2c0mux_0_44.dtsi | 4 + arch/arm/boot/dts/bcm283x.dtsi | 26 +- arch/arm/boot/dts/overlays/Makefile | 248 ++ arch/arm/boot/dts/overlays/README | 3530 +++++++++++++++++ .../arm/boot/dts/overlays/act-led-overlay.dts | 27 + .../boot/dts/overlays/adafruit18-overlay.dts | 55 + .../dts/overlays/adau1977-adc-overlay.dts | 40 + .../dts/overlays/adau7002-simple-overlay.dts | 52 + .../arm/boot/dts/overlays/ads1015-overlay.dts | 98 + .../arm/boot/dts/overlays/ads1115-overlay.dts | 103 + .../arm/boot/dts/overlays/ads7846-overlay.dts | 89 + .../boot/dts/overlays/adv7282m-overlay.dts | 65 + .../boot/dts/overlays/adv728x-m-overlay.dts | 37 + .../overlays/akkordion-iqdacplus-overlay.dts | 49 + .../allo-boss-dac-pcm512x-audio-overlay.dts | 59 + .../overlays/allo-boss2-dac-audio-overlay.dts | 57 + .../dts/overlays/allo-digione-overlay.dts | 44 + .../allo-katana-dac-audio-overlay.dts | 57 + .../allo-piano-dac-pcm512x-audio-overlay.dts | 54 + ...o-piano-dac-plus-pcm512x-audio-overlay.dts | 57 + arch/arm/boot/dts/overlays/anyspi-overlay.dts | 205 + .../boot/dts/overlays/apds9960-overlay.dts | 57 + .../boot/dts/overlays/applepi-dac-overlay.dts | 57 + .../boot/dts/overlays/at86rf233-overlay.dts | 57 + .../overlays/audioinjector-addons-overlay.dts | 60 + ...dioinjector-isolated-soundcard-overlay.dts | 55 + .../overlays/audioinjector-ultra-overlay.dts | 71 + .../audioinjector-wm8731-audio-overlay.dts | 39 + .../dts/overlays/audiosense-pi-overlay.dts | 82 + .../boot/dts/overlays/audremap-overlay.dts | 42 + .../boot/dts/overlays/balena-fin-overlay.dts | 125 + .../arm/boot/dts/overlays/cap1106-overlay.dts | 52 + .../boot/dts/overlays/chipdip-dac-overlay.dts | 46 + arch/arm/boot/dts/overlays/cma-overlay.dts | 36 + arch/arm/boot/dts/overlays/dht11-overlay.dts | 41 + .../dts/overlays/dionaudio-loco-overlay.dts | 39 + .../overlays/dionaudio-loco-v2-overlay.dts | 49 + .../boot/dts/overlays/disable-bt-overlay.dts | 64 + .../dts/overlays/disable-wifi-overlay.dts | 20 + arch/arm/boot/dts/overlays/dpi18-overlay.dts | 39 + .../boot/dts/overlays/dpi18cpadhi-overlay.dts | 26 + arch/arm/boot/dts/overlays/dpi24-overlay.dts | 39 + arch/arm/boot/dts/overlays/draws-overlay.dts | 208 + .../arm/boot/dts/overlays/dwc-otg-overlay.dts | 14 + arch/arm/boot/dts/overlays/dwc2-overlay.dts | 26 + .../boot/dts/overlays/edt-ft5406-overlay.dts | 10 + arch/arm/boot/dts/overlays/edt-ft5406.dtsi | 55 + .../boot/dts/overlays/enc28j60-overlay.dts | 53 + .../dts/overlays/enc28j60-spi2-overlay.dts | 47 + .../arm/boot/dts/overlays/exc3000-overlay.dts | 48 + .../boot/dts/overlays/fe-pi-audio-overlay.dts | 70 + .../boot/dts/overlays/fsm-demo-overlay.dts | 104 + .../boot/dts/overlays/ghost-amp-overlay.dts | 145 + arch/arm/boot/dts/overlays/goodix-overlay.dts | 46 + .../googlevoicehat-soundcard-overlay.dts | 49 + .../boot/dts/overlays/gpio-fan-overlay.dts | 79 + .../arm/boot/dts/overlays/gpio-ir-overlay.dts | 49 + .../boot/dts/overlays/gpio-ir-tx-overlay.dts | 36 + .../boot/dts/overlays/gpio-key-overlay.dts | 48 + .../boot/dts/overlays/gpio-led-overlay.dts | 97 + .../overlays/gpio-no-bank0-irq-overlay.dts | 14 + .../boot/dts/overlays/gpio-no-irq-overlay.dts | 14 + .../dts/overlays/gpio-poweroff-overlay.dts | 37 + .../dts/overlays/gpio-shutdown-overlay.dts | 86 + .../boot/dts/overlays/hd44780-lcd-overlay.dts | 46 + .../hdmi-backlight-hwhack-gpio-overlay.dts | 47 + .../dts/overlays/hifiberry-amp-overlay.dts | 39 + .../dts/overlays/hifiberry-amp100-overlay.dts | 64 + .../dts/overlays/hifiberry-dac-overlay.dts | 34 + .../overlays/hifiberry-dacplus-overlay.dts | 65 + .../overlays/hifiberry-dacplusadc-overlay.dts | 72 + .../hifiberry-dacplusadcpro-overlay.dts | 65 + .../overlays/hifiberry-dacplusdsp-overlay.dts | 34 + .../overlays/hifiberry-dacplushd-overlay.dts | 106 + .../dts/overlays/hifiberry-digi-overlay.dts | 41 + .../overlays/hifiberry-digi-pro-overlay.dts | 43 + .../boot/dts/overlays/highperi-overlay.dts | 63 + arch/arm/boot/dts/overlays/hy28a-overlay.dts | 93 + .../boot/dts/overlays/hy28b-2017-overlay.dts | 152 + arch/arm/boot/dts/overlays/hy28b-overlay.dts | 148 + .../boot/dts/overlays/i-sabre-q2m-overlay.dts | 39 + .../boot/dts/overlays/i2c-bcm2708-overlay.dts | 13 + .../boot/dts/overlays/i2c-gpio-overlay.dts | 47 + .../arm/boot/dts/overlays/i2c-mux-overlay.dts | 139 + .../dts/overlays/i2c-pwm-pca9685a-overlay.dts | 26 + .../arm/boot/dts/overlays/i2c-rtc-common.dtsi | 323 ++ .../dts/overlays/i2c-rtc-gpio-overlay.dts | 31 + .../arm/boot/dts/overlays/i2c-rtc-overlay.dts | 34 + .../boot/dts/overlays/i2c-sensor-overlay.dts | 320 ++ arch/arm/boot/dts/overlays/i2c0-overlay.dts | 83 + arch/arm/boot/dts/overlays/i2c1-overlay.dts | 44 + arch/arm/boot/dts/overlays/i2c3-overlay.dts | 36 + arch/arm/boot/dts/overlays/i2c4-overlay.dts | 36 + arch/arm/boot/dts/overlays/i2c5-overlay.dts | 36 + arch/arm/boot/dts/overlays/i2c6-overlay.dts | 36 + .../dts/overlays/i2s-gpio28-31-overlay.dts | 18 + .../boot/dts/overlays/ilitek251x-overlay.dts | 45 + arch/arm/boot/dts/overlays/imx219-overlay.dts | 115 + arch/arm/boot/dts/overlays/imx290-overlay.dts | 32 + .../boot/dts/overlays/imx290_327-overlay.dtsi | 144 + arch/arm/boot/dts/overlays/imx378-overlay.dts | 10 + arch/arm/boot/dts/overlays/imx477-overlay.dts | 10 + .../boot/dts/overlays/imx477_378-overlay.dtsi | 110 + .../dts/overlays/iqaudio-codec-overlay.dts | 42 + .../boot/dts/overlays/iqaudio-dac-overlay.dts | 46 + .../dts/overlays/iqaudio-dacplus-overlay.dts | 49 + .../iqaudio-digi-wm8804-audio-overlay.dts | 47 + .../arm/boot/dts/overlays/irs1125-overlay.dts | 85 + .../dts/overlays/jedec-spi-nor-overlay.dts | 309 ++ .../dts/overlays/justboom-both-overlay.dts | 65 + .../dts/overlays/justboom-dac-overlay.dts | 46 + .../dts/overlays/justboom-digi-overlay.dts | 41 + .../arm/boot/dts/overlays/ltc294x-overlay.dts | 86 + .../boot/dts/overlays/max98357a-overlay.dts | 84 + .../boot/dts/overlays/maxtherm-overlay.dts | 186 + .../boot/dts/overlays/mbed-dac-overlay.dts | 64 + .../boot/dts/overlays/mcp23017-overlay.dts | 69 + .../boot/dts/overlays/mcp23s17-overlay.dts | 732 ++++ .../dts/overlays/mcp2515-can0-overlay.dts | 73 + .../dts/overlays/mcp2515-can1-overlay.dts | 73 + .../boot/dts/overlays/mcp251xfd-overlay.dts | 226 ++ .../arm/boot/dts/overlays/mcp3008-overlay.dts | 205 + .../arm/boot/dts/overlays/mcp3202-overlay.dts | 205 + .../arm/boot/dts/overlays/mcp342x-overlay.dts | 164 + .../dts/overlays/media-center-overlay.dts | 134 + .../boot/dts/overlays/merus-amp-overlay.dts | 60 + .../boot/dts/overlays/midi-uart0-overlay.dts | 36 + .../boot/dts/overlays/midi-uart1-overlay.dts | 43 + .../boot/dts/overlays/midi-uart2-overlay.dts | 37 + .../boot/dts/overlays/midi-uart3-overlay.dts | 38 + .../boot/dts/overlays/midi-uart4-overlay.dts | 38 + .../boot/dts/overlays/midi-uart5-overlay.dts | 38 + .../boot/dts/overlays/minipitft13-overlay.dts | 70 + .../boot/dts/overlays/miniuart-bt-overlay.dts | 93 + arch/arm/boot/dts/overlays/mmc-overlay.dts | 46 + .../arm/boot/dts/overlays/mpu6050-overlay.dts | 29 + .../arm/boot/dts/overlays/mz61581-overlay.dts | 117 + arch/arm/boot/dts/overlays/ov5647-overlay.dts | 94 + arch/arm/boot/dts/overlays/ov7251-overlay.dts | 113 + arch/arm/boot/dts/overlays/ov9281-overlay.dts | 113 + arch/arm/boot/dts/overlays/overlay_map.dts | 158 + .../arm/boot/dts/overlays/papirus-overlay.dts | 89 + .../arm/boot/dts/overlays/pca953x-overlay.dts | 240 ++ .../dts/overlays/pcie-32bit-dma-overlay.dts | 18 + arch/arm/boot/dts/overlays/pibell-overlay.dts | 81 + .../dts/overlays/pifacedigital-overlay.dts | 144 + .../arm/boot/dts/overlays/pifi-40-overlay.dts | 50 + .../boot/dts/overlays/pifi-dac-hd-overlay.dts | 49 + .../dts/overlays/pifi-dac-zero-overlay.dts | 49 + .../dts/overlays/pifi-mini-210-overlay.dts | 42 + arch/arm/boot/dts/overlays/piglow-overlay.dts | 97 + .../boot/dts/overlays/piscreen-overlay.dts | 102 + .../boot/dts/overlays/piscreen2r-overlay.dts | 106 + .../arm/boot/dts/overlays/pisound-overlay.dts | 120 + .../arm/boot/dts/overlays/pitft22-overlay.dts | 69 + .../overlays/pitft28-capacitive-overlay.dts | 91 + .../overlays/pitft28-resistive-overlay.dts | 119 + .../overlays/pitft35-resistive-overlay.dts | 119 + .../boot/dts/overlays/pps-gpio-overlay.dts | 38 + .../boot/dts/overlays/pwm-2chan-overlay.dts | 49 + .../boot/dts/overlays/pwm-ir-tx-overlay.dts | 40 + arch/arm/boot/dts/overlays/pwm-overlay.dts | 45 + .../arm/boot/dts/overlays/qca7000-overlay.dts | 55 + .../dts/overlays/qca7000-uart0-overlay.dts | 46 + .../dts/overlays/rotary-encoder-overlay.dts | 59 + .../dts/overlays/rpi-backlight-overlay.dts | 21 + .../overlays/rpi-cirrus-wm5102-overlay.dts | 172 + .../arm/boot/dts/overlays/rpi-dac-overlay.dts | 34 + .../boot/dts/overlays/rpi-display-overlay.dts | 91 + .../boot/dts/overlays/rpi-ft5406-overlay.dts | 25 + .../arm/boot/dts/overlays/rpi-poe-overlay.dts | 102 + .../dts/overlays/rpi-poe-plus-overlay.dts | 23 + .../boot/dts/overlays/rpi-proto-overlay.dts | 39 + .../boot/dts/overlays/rpi-sense-overlay.dts | 47 + arch/arm/boot/dts/overlays/rpi-tv-overlay.dts | 34 + .../boot/dts/overlays/rpivid-v4l2-overlay.dts | 50 + .../rra-digidac1-wm8741-audio-overlay.dts | 49 + .../boot/dts/overlays/sainsmart18-overlay.dts | 52 + .../dts/overlays/sc16is750-i2c-overlay.dts | 43 + .../dts/overlays/sc16is752-i2c-overlay.dts | 43 + .../dts/overlays/sc16is752-spi0-overlay.dts | 49 + .../dts/overlays/sc16is752-spi1-overlay.dts | 67 + arch/arm/boot/dts/overlays/sdhost-overlay.dts | 38 + arch/arm/boot/dts/overlays/sdio-overlay.dts | 77 + .../overlays/seeed-can-fd-hat-v1-overlay.dts | 138 + .../overlays/seeed-can-fd-hat-v2-overlay.dts | 117 + .../boot/dts/overlays/sh1106-spi-overlay.dts | 84 + .../boot/dts/overlays/si446x-spi0-overlay.dts | 53 + .../arm/boot/dts/overlays/smi-dev-overlay.dts | 20 + .../boot/dts/overlays/smi-nand-overlay.dts | 66 + arch/arm/boot/dts/overlays/smi-overlay.dts | 37 + .../dts/overlays/spi-gpio35-39-overlay.dts | 31 + .../dts/overlays/spi-gpio40-45-overlay.dts | 36 + .../arm/boot/dts/overlays/spi-rtc-overlay.dts | 75 + .../boot/dts/overlays/spi0-1cs-overlay.dts | 42 + .../boot/dts/overlays/spi0-2cs-overlay.dts | 37 + .../boot/dts/overlays/spi1-1cs-overlay.dts | 57 + .../boot/dts/overlays/spi1-2cs-overlay.dts | 69 + .../boot/dts/overlays/spi1-3cs-overlay.dts | 81 + .../boot/dts/overlays/spi2-1cs-overlay.dts | 57 + .../boot/dts/overlays/spi2-2cs-overlay.dts | 69 + .../boot/dts/overlays/spi2-3cs-overlay.dts | 81 + .../boot/dts/overlays/spi3-1cs-overlay.dts | 44 + .../boot/dts/overlays/spi3-2cs-overlay.dts | 56 + .../boot/dts/overlays/spi4-1cs-overlay.dts | 44 + .../boot/dts/overlays/spi4-2cs-overlay.dts | 56 + .../boot/dts/overlays/spi5-1cs-overlay.dts | 44 + .../boot/dts/overlays/spi5-2cs-overlay.dts | 56 + .../boot/dts/overlays/spi6-1cs-overlay.dts | 44 + .../boot/dts/overlays/spi6-2cs-overlay.dts | 56 + .../arm/boot/dts/overlays/ssd1306-overlay.dts | 36 + .../boot/dts/overlays/ssd1306-spi-overlay.dts | 84 + .../boot/dts/overlays/ssd1331-spi-overlay.dts | 83 + .../boot/dts/overlays/ssd1351-spi-overlay.dts | 83 + .../dts/overlays/superaudioboard-overlay.dts | 73 + arch/arm/boot/dts/overlays/sx150x-overlay.dts | 1706 ++++++++ .../dts/overlays/tc358743-audio-overlay.dts | 52 + .../boot/dts/overlays/tc358743-overlay.dts | 107 + .../boot/dts/overlays/tinylcd35-overlay.dts | 222 ++ .../boot/dts/overlays/tpm-slb9670-overlay.dts | 44 + arch/arm/boot/dts/overlays/uart0-overlay.dts | 32 + arch/arm/boot/dts/overlays/uart1-overlay.dts | 38 + arch/arm/boot/dts/overlays/uart2-overlay.dts | 27 + arch/arm/boot/dts/overlays/uart3-overlay.dts | 27 + arch/arm/boot/dts/overlays/uart4-overlay.dts | 27 + arch/arm/boot/dts/overlays/uart5-overlay.dts | 27 + arch/arm/boot/dts/overlays/udrc-overlay.dts | 128 + .../dts/overlays/ugreen-dabboard-overlay.dts | 49 + .../boot/dts/overlays/upstream-overlay.dts | 101 + .../dts/overlays/upstream-pi4-overlay.dts | 137 + .../dts/overlays/vc4-fkms-v3d-overlay.dts | 40 + .../dts/overlays/vc4-fkms-v3d-pi4-overlay.dts | 44 + .../vc4-kms-dpi-at056tn53v1-overlay.dts | 44 + .../overlays/vc4-kms-dsi-7inch-overlay.dts | 118 + .../vc4-kms-dsi-lt070me05000-overlay.dts | 69 + .../vc4-kms-dsi-lt070me05000-v2-overlay.dts | 64 + .../overlays/vc4-kms-kippah-7inch-overlay.dts | 43 + .../boot/dts/overlays/vc4-kms-v3d-overlay.dts | 123 + .../dts/overlays/vc4-kms-v3d-pi4-overlay.dts | 197 + .../dts/overlays/vc4-kms-vga666-overlay.dts | 100 + arch/arm/boot/dts/overlays/vga666-overlay.dts | 30 + .../arm/boot/dts/overlays/w1-gpio-overlay.dts | 40 + .../dts/overlays/w1-gpio-pullup-overlay.dts | 42 + arch/arm/boot/dts/overlays/w5500-overlay.dts | 63 + .../arm/boot/dts/overlays/wittypi-overlay.dts | 44 + .../dts/overlays/wm8960-soundcard-overlay.dts | 82 + arch/arm64/boot/dts/Makefile | 2 + arch/arm64/boot/dts/broadcom/Makefile | 12 + .../boot/dts/broadcom/bcm2710-rpi-2-b.dts | 1 + .../dts/broadcom/bcm2710-rpi-3-b-plus.dts | 1 + .../boot/dts/broadcom/bcm2710-rpi-3-b.dts | 1 + .../boot/dts/broadcom/bcm2710-rpi-cm3.dts | 1 + .../boot/dts/broadcom/bcm2711-rpi-4-b.dts | 3 +- .../boot/dts/broadcom/bcm2711-rpi-400.dts | 3 +- .../boot/dts/broadcom/bcm2711-rpi-cm4.dts | 1 + .../dts/broadcom/bcm283x-rpi-csi1-2lane.dtsi | 1 + .../dts/broadcom/bcm283x-rpi-lan7515.dtsi | 1 + arch/arm64/boot/dts/overlays | 1 + scripts/Makefile.dtbinst | 3 +- scripts/Makefile.lib | 13 + 308 files changed, 27244 insertions(+), 48 deletions(-) create mode 100644 arch/arm/boot/dts/bcm2708-rpi-b-plus.dts create mode 100644 arch/arm/boot/dts/bcm2708-rpi-b-rev1.dts create mode 100644 arch/arm/boot/dts/bcm2708-rpi-b.dts create mode 100644 arch/arm/boot/dts/bcm2708-rpi-bt.dtsi create mode 100644 arch/arm/boot/dts/bcm2708-rpi-cm.dts create mode 100644 arch/arm/boot/dts/bcm2708-rpi-cm.dtsi create mode 100644 arch/arm/boot/dts/bcm2708-rpi-zero-w.dts create mode 100644 arch/arm/boot/dts/bcm2708-rpi-zero.dts create mode 100644 arch/arm/boot/dts/bcm2708-rpi.dtsi create mode 100644 arch/arm/boot/dts/bcm2708.dtsi create mode 100644 arch/arm/boot/dts/bcm2709-rpi-2-b.dts create mode 100644 arch/arm/boot/dts/bcm2709-rpi.dtsi create mode 100644 arch/arm/boot/dts/bcm2709.dtsi create mode 100644 arch/arm/boot/dts/bcm270x-rpi.dtsi create mode 100644 arch/arm/boot/dts/bcm270x.dtsi create mode 100644 arch/arm/boot/dts/bcm2710-rpi-2-b.dts create mode 100644 arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts create mode 100644 arch/arm/boot/dts/bcm2710-rpi-3-b.dts create mode 100644 arch/arm/boot/dts/bcm2710-rpi-cm3.dts create mode 100644 arch/arm/boot/dts/bcm2710.dtsi create mode 100644 arch/arm/boot/dts/bcm2711-rpi-cm4.dts create mode 100644 arch/arm/boot/dts/bcm2711-rpi-ds.dtsi create mode 100644 arch/arm/boot/dts/bcm271x-rpi-bt.dtsi create mode 100644 arch/arm/boot/dts/bcm283x-rpi-cam1-regulator.dtsi create mode 100644 arch/arm/boot/dts/bcm283x-rpi-csi0-2lane.dtsi create mode 100644 arch/arm/boot/dts/bcm283x-rpi-csi1-2lane.dtsi create mode 100644 arch/arm/boot/dts/bcm283x-rpi-csi1-4lane.dtsi create mode 100644 arch/arm/boot/dts/bcm283x-rpi-i2c0mux_0_28.dtsi create mode 100644 arch/arm/boot/dts/bcm283x-rpi-i2c0mux_0_44.dtsi create mode 100644 arch/arm/boot/dts/overlays/Makefile create mode 100644 arch/arm/boot/dts/overlays/README create mode 100644 arch/arm/boot/dts/overlays/act-led-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/adafruit18-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/adau1977-adc-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/adau7002-simple-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ads1015-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ads1115-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ads7846-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/adv7282m-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/adv728x-m-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/akkordion-iqdacplus-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/allo-boss-dac-pcm512x-audio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/allo-boss2-dac-audio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/allo-digione-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/allo-katana-dac-audio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/allo-piano-dac-pcm512x-audio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/allo-piano-dac-plus-pcm512x-audio-overlay.dts create mode 100755 arch/arm/boot/dts/overlays/anyspi-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/apds9960-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/applepi-dac-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/at86rf233-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/audioinjector-addons-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/audioinjector-isolated-soundcard-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/audioinjector-ultra-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/audioinjector-wm8731-audio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/audiosense-pi-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/audremap-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/balena-fin-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/cap1106-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/chipdip-dac-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/cma-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/dht11-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/dionaudio-loco-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/dionaudio-loco-v2-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/disable-bt-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/disable-wifi-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/dpi18-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/dpi18cpadhi-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/dpi24-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/draws-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/dwc-otg-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/dwc2-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/edt-ft5406-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/edt-ft5406.dtsi create mode 100644 arch/arm/boot/dts/overlays/enc28j60-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/enc28j60-spi2-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/exc3000-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/fe-pi-audio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/fsm-demo-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ghost-amp-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/goodix-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/googlevoicehat-soundcard-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/gpio-fan-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/gpio-ir-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/gpio-ir-tx-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/gpio-key-overlay.dts create mode 100755 arch/arm/boot/dts/overlays/gpio-led-overlay.dts create mode 100755 arch/arm/boot/dts/overlays/gpio-no-bank0-irq-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/gpio-no-irq-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/gpio-poweroff-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/gpio-shutdown-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hd44780-lcd-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hdmi-backlight-hwhack-gpio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hifiberry-amp-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hifiberry-amp100-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hifiberry-dac-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hifiberry-dacplus-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hifiberry-dacplusadc-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hifiberry-dacplusadcpro-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hifiberry-dacplusdsp-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hifiberry-dacplushd-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hifiberry-digi-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hifiberry-digi-pro-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/highperi-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hy28a-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hy28b-2017-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/hy28b-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i-sabre-q2m-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2c-bcm2708-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2c-gpio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2c-mux-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2c-pwm-pca9685a-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2c-rtc-common.dtsi create mode 100644 arch/arm/boot/dts/overlays/i2c-rtc-gpio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts create mode 100755 arch/arm/boot/dts/overlays/i2c-sensor-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2c0-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2c1-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2c3-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2c4-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2c5-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2c6-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/i2s-gpio28-31-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ilitek251x-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/imx219-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/imx290-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/imx290_327-overlay.dtsi create mode 100644 arch/arm/boot/dts/overlays/imx378-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/imx477-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/imx477_378-overlay.dtsi create mode 100644 arch/arm/boot/dts/overlays/iqaudio-codec-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/iqaudio-dac-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/iqaudio-dacplus-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/iqaudio-digi-wm8804-audio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/irs1125-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/jedec-spi-nor-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/justboom-both-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/justboom-dac-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/justboom-digi-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ltc294x-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/max98357a-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/maxtherm-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/mbed-dac-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/mcp23017-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/mcp23s17-overlay.dts create mode 100755 arch/arm/boot/dts/overlays/mcp2515-can0-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/mcp2515-can1-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/mcp251xfd-overlay.dts create mode 100755 arch/arm/boot/dts/overlays/mcp3008-overlay.dts create mode 100755 arch/arm/boot/dts/overlays/mcp3202-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/mcp342x-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/media-center-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/merus-amp-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/midi-uart0-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/midi-uart1-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/midi-uart2-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/midi-uart3-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/midi-uart4-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/midi-uart5-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/minipitft13-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/miniuart-bt-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/mmc-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/mpu6050-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/mz61581-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ov5647-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ov7251-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ov9281-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/overlay_map.dts create mode 100644 arch/arm/boot/dts/overlays/papirus-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pca953x-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pcie-32bit-dma-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pibell-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pifacedigital-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pifi-40-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pifi-dac-hd-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pifi-dac-zero-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pifi-mini-210-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/piglow-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/piscreen-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/piscreen2r-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pisound-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pitft22-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pitft28-capacitive-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pitft28-resistive-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pitft35-resistive-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pps-gpio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pwm-2chan-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pwm-ir-tx-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/pwm-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/qca7000-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/qca7000-uart0-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rotary-encoder-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rpi-backlight-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rpi-cirrus-wm5102-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rpi-dac-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rpi-display-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rpi-ft5406-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rpi-poe-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rpi-poe-plus-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rpi-proto-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rpi-sense-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rpi-tv-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rpivid-v4l2-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/rra-digidac1-wm8741-audio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/sainsmart18-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/sc16is750-i2c-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/sc16is752-i2c-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/sc16is752-spi0-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/sc16is752-spi1-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/sdhost-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/sdio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/seeed-can-fd-hat-v1-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/seeed-can-fd-hat-v2-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/sh1106-spi-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/si446x-spi0-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/smi-dev-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/smi-nand-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/smi-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi-gpio35-39-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi-gpio40-45-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi-rtc-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi0-1cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi0-2cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi1-1cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi1-2cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi1-3cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi2-1cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi2-2cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi2-3cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi3-1cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi3-2cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi4-1cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi4-2cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi5-1cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi5-2cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi6-1cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi6-2cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ssd1306-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ssd1306-spi-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ssd1331-spi-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ssd1351-spi-overlay.dts create mode 100755 arch/arm/boot/dts/overlays/superaudioboard-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/sx150x-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/tc358743-audio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/tc358743-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/tinylcd35-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/tpm-slb9670-overlay.dts create mode 100755 arch/arm/boot/dts/overlays/uart0-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/uart1-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/uart2-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/uart3-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/uart4-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/uart5-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/udrc-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/ugreen-dabboard-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/upstream-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/upstream-pi4-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/vc4-fkms-v3d-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/vc4-fkms-v3d-pi4-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-dpi-at056tn53v1-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-dsi-7inch-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-dsi-lt070me05000-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-dsi-lt070me05000-v2-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-kippah-7inch-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-v3d-pi4-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-vga666-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/vga666-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/w1-gpio-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/w1-gpio-pullup-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/w5500-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/wittypi-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/wm8960-soundcard-overlay.dts create mode 100644 arch/arm64/boot/dts/broadcom/bcm2710-rpi-2-b.dts create mode 100644 arch/arm64/boot/dts/broadcom/bcm2710-rpi-3-b-plus.dts create mode 100644 arch/arm64/boot/dts/broadcom/bcm2710-rpi-3-b.dts create mode 100644 arch/arm64/boot/dts/broadcom/bcm2710-rpi-cm3.dts create mode 100644 arch/arm64/boot/dts/broadcom/bcm2711-rpi-cm4.dts create mode 120000 arch/arm64/boot/dts/broadcom/bcm283x-rpi-csi1-2lane.dtsi create mode 120000 arch/arm64/boot/dts/broadcom/bcm283x-rpi-lan7515.dtsi create mode 120000 arch/arm64/boot/dts/overlays diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 27ca1ca6e827..ab6a5c6ea5ee 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -1,4 +1,11 @@ # SPDX-License-Identifier: GPL-2.0 + +dtb-$(CONFIG_ARCH_BCM2835) += \ + bcm2708-rpi-b-rev1.dtb \ + bcm2708-rpi-cm.dtb \ + bcm2710-rpi-cm3.dtb \ + bcm2711-rpi-cm4.dtb + dtb-$(CONFIG_ARCH_ALPINE) += \ alpine-db.dtb dtb-$(CONFIG_MACH_ARTPEC6) += \ @@ -1499,3 +1506,13 @@ dtb-$(CONFIG_ARCH_ASPEED) += \ aspeed-bmc-portwell-neptune.dtb \ aspeed-bmc-quanta-q71l.dtb \ aspeed-bmc-supermicro-x11spi.dtb + +targets += dtbs dtbs_install +targets += $(dtb-y) + +subdir-y := overlays + +# Enable fixups to support overlays on BCM2835 platforms +ifeq ($(CONFIG_ARCH_BCM2835),y) + DTC_FLAGS += -@ +endif diff --git a/arch/arm/boot/dts/bcm2708-rpi-b-plus.dts b/arch/arm/boot/dts/bcm2708-rpi-b-plus.dts new file mode 100644 index 000000000000..e42cba84ab0e --- /dev/null +++ b/arch/arm/boot/dts/bcm2708-rpi-b-plus.dts @@ -0,0 +1,129 @@ +/dts-v1/; + +#include "bcm2708.dtsi" +#include "bcm2708-rpi.dtsi" +#include "bcm283x-rpi-smsc9514.dtsi" +#include "bcm283x-rpi-csi1-2lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_28.dtsi" +#include "bcm283x-rpi-cam1-regulator.dtsi" + +/ { + compatible = "raspberrypi,model-b-plus", "brcm,bcm2835"; + model = "Raspberry Pi Model B+"; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = <4>; /* alt0 */ + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = <1>; /* output */ + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = <4>; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = <4>; + }; + + i2s_pins: i2s { + brcm,pins = <18 19 20 21>; + brcm,function = <4>; /* alt0 */ + }; + + audio_pins: audio_pins { + brcm,pins = <40 45>; + brcm,function = <4>; + }; +}; + +&uart0 { + status = "okay"; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2c2 { + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "mmc0"; + gpios = <&gpio 47 0>; + }; + + pwr_led: led-pwr { + label = "led1"; + linux,default-trigger = "input"; + gpios = <&gpio 35 0>; + }; +}; + +&hdmi { + hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; +}; + +&cam1_reg { + gpio = <&gpio 41 GPIO_ACTIVE_HIGH>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + + pwr_led_gpio = <&pwr_led>,"gpios:4"; + pwr_led_activelow = <&pwr_led>,"gpios:8"; + pwr_led_trigger = <&pwr_led>,"linux,default-trigger"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2708-rpi-b-rev1.dts b/arch/arm/boot/dts/bcm2708-rpi-b-rev1.dts new file mode 100644 index 000000000000..4ea1e68f5e29 --- /dev/null +++ b/arch/arm/boot/dts/bcm2708-rpi-b-rev1.dts @@ -0,0 +1,132 @@ +/dts-v1/; + +#include "bcm2708.dtsi" +#include "bcm2708-rpi.dtsi" +#include "bcm283x-rpi-smsc9512.dtsi" +#include "bcm283x-rpi-csi1-2lane.dtsi" +#include "bcm283x-rpi-cam1-regulator.dtsi" + +/ { + compatible = "raspberrypi,model-b", "brcm,bcm2835"; + model = "Raspberry Pi Model B"; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = <4>; /* alt0 */ + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = <1>; /* output */ + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = <4>; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = <4>; + }; + + i2s_pins: i2s { + brcm,pins = <28 29 30 31>; + brcm,function = <6>; /* alt2 */ + }; + + audio_pins: audio_pins { + brcm,pins = <40 45>; + brcm,function = <4>; + }; +}; + +&uart0 { + status = "okay"; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +/delete-node/ &i2c0mux; + +i2c0: &i2c0if { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins>; + clock-frequency = <100000>; +}; + +i2c_csi_dsi: &i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +/ { + aliases { + i2c0 = &i2c0; + }; + + __overrides__ { + i2c0 = <&i2c0>, "status"; + }; +}; + +&i2c2 { + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "mmc0"; + gpios = <&gpio 16 1>; + }; +}; + +&hdmi { + hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; +}; + +&cam1_reg { + gpio = <&gpio 27 GPIO_ACTIVE_HIGH>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2708-rpi-b.dts b/arch/arm/boot/dts/bcm2708-rpi-b.dts new file mode 100644 index 000000000000..a152c1c8e648 --- /dev/null +++ b/arch/arm/boot/dts/bcm2708-rpi-b.dts @@ -0,0 +1,119 @@ +/dts-v1/; + +#include "bcm2708.dtsi" +#include "bcm2708-rpi.dtsi" +#include "bcm283x-rpi-smsc9512.dtsi" +#include "bcm283x-rpi-csi1-2lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_28.dtsi" +#include "bcm283x-rpi-cam1-regulator.dtsi" + +/ { + compatible = "raspberrypi,model-b", "brcm,bcm2835"; + model = "Raspberry Pi Model B"; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = <4>; /* alt0 */ + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = <1>; /* output */ + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = <4>; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = <4>; + }; + + i2s_pins: i2s { + brcm,pins = <28 29 30 31>; + brcm,function = <6>; /* alt2 */ + }; + + audio_pins: audio_pins { + brcm,pins = <40 45>; + brcm,function = <4>; + }; +}; + +&uart0 { + status = "okay"; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2c2 { + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "mmc0"; + gpios = <&gpio 16 1>; + }; +}; + +&hdmi { + hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; +}; + +&cam1_reg { + gpio = <&gpio 21 GPIO_ACTIVE_HIGH>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2708-rpi-bt.dtsi b/arch/arm/boot/dts/bcm2708-rpi-bt.dtsi new file mode 100644 index 000000000000..a18f80af97d3 --- /dev/null +++ b/arch/arm/boot/dts/bcm2708-rpi-bt.dtsi @@ -0,0 +1,26 @@ +// SPDX-License-Identifier: GPL-2.0 + +&uart0 { + bt: bluetooth { + compatible = "brcm,bcm43438-bt"; + max-speed = <3000000>; + shutdown-gpios = <&gpio 45 GPIO_ACTIVE_HIGH>; + status = "disabled"; + }; +}; + +&uart1 { + minibt: bluetooth { + compatible = "brcm,bcm43438-bt"; + max-speed = <460800>; + shutdown-gpios = <&gpio 45 GPIO_ACTIVE_HIGH>; + status = "disabled"; + }; +}; + +/ { + __overrides__ { + krnbt = <&bt>,"status"; + krnbt_baudrate = <&bt>,"max-speed:0"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2708-rpi-cm.dts b/arch/arm/boot/dts/bcm2708-rpi-cm.dts new file mode 100644 index 000000000000..f61e3418425a --- /dev/null +++ b/arch/arm/boot/dts/bcm2708-rpi-cm.dts @@ -0,0 +1,112 @@ +/dts-v1/; + +#include "bcm2708-rpi-cm.dtsi" +#include "bcm283x-rpi-csi0-2lane.dtsi" +#include "bcm283x-rpi-csi1-4lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_28.dtsi" + +/ { + compatible = "raspberrypi,compute-module", "brcm,bcm2835"; + model = "Raspberry Pi Compute Module"; + + cam1_reg: cam1_reg { + compatible = "regulator-fixed"; + regulator-name = "cam1-regulator"; + gpio = <&gpio 2 GPIO_ACTIVE_HIGH>; + enable-active-high; + status = "disabled"; + }; + cam0_reg: cam0_reg { + compatible = "regulator-fixed"; + regulator-name = "cam0-regulator"; + gpio = <&gpio 30 GPIO_ACTIVE_HIGH>; + enable-active-high; + status = "disabled"; + }; +}; + +&uart0 { + status = "okay"; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = <4>; /* alt0 */ + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = <1>; /* output */ + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = <4>; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = <4>; + }; + + i2s_pins: i2s { + brcm,pins = <18 19 20 21>; + brcm,function = <4>; /* alt0 */ + }; + + audio_pins: audio_pins { + brcm,pins; + brcm,function; + }; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2c2 { + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; +}; + +&hdmi { + hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>; +}; diff --git a/arch/arm/boot/dts/bcm2708-rpi-cm.dtsi b/arch/arm/boot/dts/bcm2708-rpi-cm.dtsi new file mode 100644 index 000000000000..d5572b2d2103 --- /dev/null +++ b/arch/arm/boot/dts/bcm2708-rpi-cm.dtsi @@ -0,0 +1,18 @@ +#include "bcm2708.dtsi" +#include "bcm2708-rpi.dtsi" + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "mmc0"; + gpios = <&gpio 47 0>; + }; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2708-rpi-zero-w.dts b/arch/arm/boot/dts/bcm2708-rpi-zero-w.dts new file mode 100644 index 000000000000..75a5b41514f9 --- /dev/null +++ b/arch/arm/boot/dts/bcm2708-rpi-zero-w.dts @@ -0,0 +1,169 @@ +/dts-v1/; + +#include "bcm2708.dtsi" +#include "bcm2708-rpi.dtsi" +#include "bcm283x-rpi-csi1-2lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_28.dtsi" +#include "bcm2708-rpi-bt.dtsi" +#include "bcm283x-rpi-cam1-regulator.dtsi" + +/ { + compatible = "raspberrypi,model-zero-w", "brcm,bcm2835"; + model = "Raspberry Pi Zero W"; + + chosen { + bootargs = "coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1"; + }; + + aliases { + serial0 = &uart1; + serial1 = &uart0; + mmc1 = &mmcnr; + }; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = <4>; /* alt0 */ + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = <1>; /* output */ + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = <4>; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = <4>; + }; + + i2s_pins: i2s { + brcm,pins = <18 19 20 21>; + brcm,function = <4>; /* alt0 */ + }; + + sdio_pins: sdio_pins { + brcm,pins = <34 35 36 37 38 39>; + brcm,function = <7>; /* ALT3 = SD1 */ + brcm,pull = <0 2 2 2 2 2>; + }; + + bt_pins: bt_pins { + brcm,pins = <43>; + brcm,function = <4>; /* alt0:GPCLK2 */ + brcm,pull = <0>; /* none */ + }; + + uart0_pins: uart0_pins { + brcm,pins = <30 31 32 33>; + brcm,function = <7>; /* alt3=UART0 */ + brcm,pull = <2 0 0 2>; /* up none none up */ + }; + + uart1_pins: uart1_pins { + brcm,pins; + brcm,function; + brcm,pull; + }; + + audio_pins: audio_pins { + brcm,pins = <>; + brcm,function = <>; + }; +}; + +&mmcnr { + pinctrl-names = "default"; + pinctrl-0 = <&sdio_pins>; + bus-width = <4>; + status = "okay"; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins &bt_pins>; + status = "okay"; +}; + +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&uart1_pins>; + status = "okay"; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2c2 { + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "actpwr"; + gpios = <&gpio 47 GPIO_ACTIVE_LOW>; + }; +}; + +&hdmi { + hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; + brcm,disable-headphones = <1>; +}; + +&cam1_reg { + gpio = <&gpio 44 GPIO_ACTIVE_HIGH>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2708-rpi-zero.dts b/arch/arm/boot/dts/bcm2708-rpi-zero.dts new file mode 100644 index 000000000000..84591bd7d423 --- /dev/null +++ b/arch/arm/boot/dts/bcm2708-rpi-zero.dts @@ -0,0 +1,123 @@ +/dts-v1/; + +#include "bcm2708.dtsi" +#include "bcm2708-rpi.dtsi" +#include "bcm283x-rpi-csi1-2lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_28.dtsi" +#include "bcm283x-rpi-cam1-regulator.dtsi" + +/ { + compatible = "raspberrypi,model-zero", "brcm,bcm2835"; + model = "Raspberry Pi Zero"; + + chosen { + bootargs = "coherent_pool=1M snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1"; + }; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = <4>; /* alt0 */ + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = <1>; /* output */ + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = <4>; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = <4>; + }; + + i2s_pins: i2s { + brcm,pins = <18 19 20 21>; + brcm,function = <4>; /* alt0 */ + }; + + audio_pins: audio_pins { + brcm,pins = <>; + brcm,function = <>; + }; +}; + +&uart0 { + status = "okay"; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2c2 { + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "actpwr"; + gpios = <&gpio 47 GPIO_ACTIVE_LOW>; + }; +}; + +&hdmi { + hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; + brcm,disable-headphones = <1>; +}; + +&cam1_reg { + gpio = <&gpio 41 GPIO_ACTIVE_HIGH>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2708-rpi.dtsi b/arch/arm/boot/dts/bcm2708-rpi.dtsi new file mode 100644 index 000000000000..e2458b15d64a --- /dev/null +++ b/arch/arm/boot/dts/bcm2708-rpi.dtsi @@ -0,0 +1,36 @@ +/* Downstream modifications common to bcm2835, bcm2836, bcm2837 */ + +#include "bcm2835-rpi.dtsi" +#include "bcm270x-rpi.dtsi" + +/ { + memory@0 { + device_type = "memory"; + reg = <0x0 0x0>; + }; + + aliases { + i2c2 = &i2c2; + }; + + __overrides__ { + i2c2_iknowwhatimdoing = <&i2c2>,"status"; + i2c2_baudrate = <&i2c2>,"clock-frequency:0"; + sd_poll_once = <&sdhost>,"non-removable?"; + }; +}; + +&sdhost { + pinctrl-names = "default"; + pinctrl-0 = <&sdhost_gpio48>; + status = "okay"; +}; + +&hdmi { + power-domains = <&power RPI_POWER_DOMAIN_HDMI>; + status = "disabled"; +}; + +&i2c2 { + status = "disabled"; +}; diff --git a/arch/arm/boot/dts/bcm2708.dtsi b/arch/arm/boot/dts/bcm2708.dtsi new file mode 100644 index 000000000000..36ec4989403f --- /dev/null +++ b/arch/arm/boot/dts/bcm2708.dtsi @@ -0,0 +1,12 @@ +#include "bcm2835.dtsi" +#include "bcm270x.dtsi" + +/ { + __overrides__ { + arm_freq; + }; +}; + +&vc4 { + status = "disabled"; +}; diff --git a/arch/arm/boot/dts/bcm2709-rpi-2-b.dts b/arch/arm/boot/dts/bcm2709-rpi-2-b.dts new file mode 100644 index 000000000000..e1381d2b3a2c --- /dev/null +++ b/arch/arm/boot/dts/bcm2709-rpi-2-b.dts @@ -0,0 +1,129 @@ +/dts-v1/; + +#include "bcm2709.dtsi" +#include "bcm2709-rpi.dtsi" +#include "bcm283x-rpi-smsc9514.dtsi" +#include "bcm283x-rpi-csi1-2lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_28.dtsi" +#include "bcm283x-rpi-cam1-regulator.dtsi" + +/ { + compatible = "raspberrypi,2-model-b", "brcm,bcm2836"; + model = "Raspberry Pi 2 Model B"; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = <4>; /* alt0 */ + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = <1>; /* output */ + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = <4>; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = <4>; + }; + + i2s_pins: i2s { + brcm,pins = <18 19 20 21>; + brcm,function = <4>; /* alt0 */ + }; + + audio_pins: audio_pins { + brcm,pins = <40 45>; + brcm,function = <4>; + }; +}; + +&uart0 { + status = "okay"; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2c2 { + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "mmc0"; + gpios = <&gpio 47 0>; + }; + + pwr_led: led-pwr { + label = "led1"; + linux,default-trigger = "input"; + gpios = <&gpio 35 0>; + }; +}; + +&hdmi { + hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; +}; + +&cam1_reg { + gpio = <&gpio 41 GPIO_ACTIVE_HIGH>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + + pwr_led_gpio = <&pwr_led>,"gpios:4"; + pwr_led_activelow = <&pwr_led>,"gpios:8"; + pwr_led_trigger = <&pwr_led>,"linux,default-trigger"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2709-rpi.dtsi b/arch/arm/boot/dts/bcm2709-rpi.dtsi new file mode 100644 index 000000000000..babfa41cd9f7 --- /dev/null +++ b/arch/arm/boot/dts/bcm2709-rpi.dtsi @@ -0,0 +1,5 @@ +#include "bcm2708-rpi.dtsi" + +&vchiq { + compatible = "brcm,bcm2836-vchiq", "brcm,bcm2835-vchiq"; +}; diff --git a/arch/arm/boot/dts/bcm2709.dtsi b/arch/arm/boot/dts/bcm2709.dtsi new file mode 100644 index 000000000000..68eafc1b281a --- /dev/null +++ b/arch/arm/boot/dts/bcm2709.dtsi @@ -0,0 +1,22 @@ +#include "bcm2836.dtsi" +#include "bcm270x.dtsi" + +/ { + soc { + ranges = <0x7e000000 0x3f000000 0x01000000>, + <0x40000000 0x40000000 0x00040000>; + + /delete-node/ timer@7e003000; + }; + + __overrides__ { + arm_freq = <&v7_cpu0>, "clock-frequency:0", + <&v7_cpu1>, "clock-frequency:0", + <&v7_cpu2>, "clock-frequency:0", + <&v7_cpu3>, "clock-frequency:0"; + }; +}; + +&vc4 { + status = "disabled"; +}; diff --git a/arch/arm/boot/dts/bcm270x-rpi.dtsi b/arch/arm/boot/dts/bcm270x-rpi.dtsi new file mode 100644 index 000000000000..68a7e1c09db1 --- /dev/null +++ b/arch/arm/boot/dts/bcm270x-rpi.dtsi @@ -0,0 +1,154 @@ +/* Downstream modifications to bcm2835-rpi.dtsi */ + +/ { + aliases { + audio = &audio; + aux = &aux; + sound = &sound; + soc = &soc; + dma = &dma; + intc = &intc; + watchdog = &watchdog; + random = &random; + mailbox = &mailbox; + gpio = &gpio; + uart0 = &uart0; + uart1 = &uart1; + sdhost = &sdhost; + mmc = &mmc; + mmc1 = &mmc; + mmc0 = &sdhost; + i2s = &i2s; + i2c0 = &i2c0; + i2c1 = &i2c1; + i2c10 = &i2c_csi_dsi; + spi0 = &spi0; + spi1 = &spi1; + spi2 = &spi2; + usb = &usb; + leds = &leds; + fb = &fb; + thermal = &thermal; + axiperf = &axiperf; + }; + + /* Define these notional regulators for use by overlays */ + vdd_3v3_reg: fixedregulator_3v3 { + compatible = "regulator-fixed"; + regulator-always-on; + regulator-max-microvolt = <3300000>; + regulator-min-microvolt = <3300000>; + regulator-name = "3v3"; + }; + + vdd_5v0_reg: fixedregulator_5v0 { + compatible = "regulator-fixed"; + regulator-always-on; + regulator-max-microvolt = <5000000>; + regulator-min-microvolt = <5000000>; + regulator-name = "5v0"; + }; + + leds: leds { + compatible = "gpio-leds"; + }; + + soc { + gpiomem { + compatible = "brcm,bcm2835-gpiomem"; + reg = <0x7e200000 0x1000>; + }; + + fb: fb { + compatible = "brcm,bcm2708-fb"; + firmware = <&firmware>; + status = "okay"; + }; + + vcsm: vcsm { + compatible = "raspberrypi,bcm2835-vcsm"; + firmware = <&firmware>; + status = "okay"; + }; + + /* External sound card */ + sound: sound { + status = "disabled"; + }; + }; + + __overrides__ { + cache_line_size; + + uart0 = <&uart0>,"status"; + uart1 = <&uart1>,"status"; + i2s = <&i2s>,"status"; + spi = <&spi0>,"status"; + i2c0 = <&i2c0if>,"status",<&i2c0mux>,"status"; + i2c1 = <&i2c1>,"status"; + i2c0_baudrate = <&i2c0if>,"clock-frequency:0"; + i2c1_baudrate = <&i2c1>,"clock-frequency:0"; + + audio = <&audio>,"status"; + watchdog = <&watchdog>,"status"; + random = <&random>,"status"; + sd_overclock = <&sdhost>,"brcm,overclock-50:0"; + sd_force_pio = <&sdhost>,"brcm,force-pio?"; + sd_pio_limit = <&sdhost>,"brcm,pio-limit:0"; + sd_debug = <&sdhost>,"brcm,debug"; + sdio_overclock = <&mmc>,"brcm,overclock-50:0", + <&mmcnr>,"brcm,overclock-50:0"; + axiperf = <&axiperf>,"status"; + }; +}; + +&uart0 { + skip-init; +}; + +&uart1 { + skip-init; +}; + +&txp { + status = "disabled"; +}; + +&i2c0if { + status = "disabled"; +}; + +&i2c0mux { + status = "disabled"; +}; + +&i2c1 { + status = "disabled"; +}; + +&clocks { + firmware = <&firmware>; +}; + +&sdhci { + pinctrl-names = "default"; + pinctrl-0 = <&emmc_gpio48>; + bus-width = <4>; +}; + +&cpu_thermal { + /delete-node/ trips; +}; + +&vec { + status = "disabled"; +}; + +&vchiq { + /* Onboard audio */ + audio: bcm2835_audio { + compatible = "brcm,bcm2835-audio"; + brcm,pwm-channels = <8>; + status = "disabled"; + }; +}; diff --git a/arch/arm/boot/dts/bcm270x.dtsi b/arch/arm/boot/dts/bcm270x.dtsi new file mode 100644 index 000000000000..badcf341ecd2 --- /dev/null +++ b/arch/arm/boot/dts/bcm270x.dtsi @@ -0,0 +1,217 @@ +/* Downstream bcm283x.dtsi diff */ +#include + +/ { + chosen { + bootargs = "coherent_pool=1M snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1"; + /delete-property/ stdout-path; + }; + + soc: soc { + + watchdog: watchdog@7e100000 { + /* Add label */ + }; + + random: rng@7e104000 { + /* Add label */ + }; + + spi0: spi@7e204000 { + /* Add label */ + }; + +#ifndef BCM2711 + pixelvalve0: pixelvalve@7e206000 { + /* Add label */ + status = "disabled"; + }; + + pixelvalve1: pixelvalve@7e207000 { + /* Add label */ + status = "disabled"; + }; +#endif + + /delete-node/ mmc@7e300000; + + sdhci: mmc: mmc@7e300000 { + compatible = "brcm,bcm2835-mmc", "brcm,bcm2835-sdhci"; + reg = <0x7e300000 0x100>; + interrupts = <2 30>; + clocks = <&clocks BCM2835_CLOCK_EMMC>; + dmas = <&dma 11>; + dma-names = "rx-tx"; + brcm,overclock-50 = <0>; + status = "disabled"; + }; + + /* A clone of mmc but with non-removable set */ + mmcnr: mmcnr@7e300000 { + compatible = "brcm,bcm2835-mmc", "brcm,bcm2835-sdhci"; + reg = <0x7e300000 0x100>; + interrupts = <2 30>; + clocks = <&clocks BCM2835_CLOCK_EMMC>; + dmas = <&dma 11>; + dma-names = "rx-tx"; + brcm,overclock-50 = <0>; + non-removable; + status = "disabled"; + }; + + hvs: hvs@7e400000 { + /* Add label */ + status = "disabled"; + }; + + firmwarekms: firmwarekms@7e600000 { + compatible = "raspberrypi,rpi-firmware-kms"; + /* SMI interrupt reg */ + reg = <0x7e600000 0x100>; + interrupts = <2 16>; + brcm,firmware = <&firmware>; + status = "disabled"; + }; + + smi: smi@7e600000 { + compatible = "brcm,bcm2835-smi"; + reg = <0x7e600000 0x100>; + interrupts = <2 16>; + clocks = <&clocks BCM2835_CLOCK_SMI>; + assigned-clocks = <&clocks BCM2835_CLOCK_SMI>; + assigned-clock-rates = <125000000>; + dmas = <&dma 4>; + dma-names = "rx-tx"; + status = "disabled"; + }; + + csi0: csi@7e800000 { + compatible = "brcm,bcm2835-unicam"; + reg = <0x7e800000 0x800>, + <0x7e802000 0x4>; + interrupts = <2 6>; + clocks = <&clocks BCM2835_CLOCK_CAM0>, + <&firmware_clocks 4>; + clock-names = "lp", "vpu"; + power-domains = <&power RPI_POWER_DOMAIN_UNICAM0>; + #address-cells = <1>; + #size-cells = <0>; + #clock-cells = <1>; + status = "disabled"; + }; + + csi1: csi@7e801000 { + compatible = "brcm,bcm2835-unicam"; + reg = <0x7e801000 0x800>, + <0x7e802004 0x4>; + interrupts = <2 7>; + clocks = <&clocks BCM2835_CLOCK_CAM1>, + <&firmware_clocks 4>; + clock-names = "lp", "vpu"; + power-domains = <&power RPI_POWER_DOMAIN_UNICAM1>; + #address-cells = <1>; + #size-cells = <0>; + #clock-cells = <1>; + status = "disabled"; + }; + +#ifndef BCM2711 + pixelvalve2: pixelvalve@7e807000 { + /* Add label */ + status = "disabled"; + }; +#endif + + hdmi@7e902000 { /* hdmi */ + status = "disabled"; + }; + + usb@7e980000 { /* usb */ + compatible = "brcm,bcm2708-usb"; + reg = <0x7e980000 0x10000>, + <0x7e006000 0x1000>; + interrupt-names = "usb", + "soft"; + interrupts = <1 9>, + <2 0>; + }; + +#ifndef BCM2711 + v3d@7ec00000 { /* vd3 */ + compatible = "brcm,vc4-v3d"; + power-domains = <&power RPI_POWER_DOMAIN_V3D>; + status = "disabled"; + }; +#endif + + axiperf: axiperf { + compatible = "brcm,bcm2835-axiperf"; + reg = <0x7e009800 0x100>, + <0x7ee08000 0x100>; + firmware = <&firmware>; + status = "disabled"; + }; + }; + + __overrides__ { + cam0-pwdn-ctrl; + cam0-pwdn; + cam0-led-ctrl; + cam0-led; + }; +}; + +&gpio { + interrupts = <2 17>, <2 18>; + + dpi_18bit_cpadhi_gpio0: dpi_18bit_cpadhi_gpio0 { + brcm,pins = <0 1 2 3 4 5 6 7 8 9 + 12 13 14 15 16 17 + 20 21 22 23 24 25>; + brcm,function = ; + brcm,pull = <0>; /* no pull */ + }; + dpi_18bit_cpadhi_gpio2: dpi_18bit_cpadhi_gpio2 { + brcm,pins = <2 3 4 5 6 7 8 9 + 12 13 14 15 16 17 + 20 21 22 23 24 25>; + brcm,function = ; + }; + dpi_18bit_gpio0: dpi_18bit_gpio0 { + brcm,pins = <0 1 2 3 4 5 6 7 8 9 10 11 + 12 13 14 15 16 17 18 19 + 20 21>; + brcm,function = ; + }; + dpi_18bit_gpio2: dpi_18bit_gpio2 { + brcm,pins = <2 3 4 5 6 7 8 9 10 11 + 12 13 14 15 16 17 18 19 + 20 21>; + brcm,function = ; + }; +}; + +&uart0 { + /* Enable CTS bug workaround */ + cts-event-workaround; +}; + +&i2s { + #sound-dai-cells = <0>; + dmas = <&dma 2>, <&dma 3>; + dma-names = "tx", "rx"; +}; + +&sdhost { + dmas = <&dma (13|(1<<29))>; + dma-names = "rx-tx"; + bus-width = <4>; + brcm,overclock-50 = <0>; + brcm,pio-limit = <1>; + firmware = <&firmware>; +}; + +&spi0 { + dmas = <&dma 6>, <&dma 7>; + dma-names = "tx", "rx"; +}; diff --git a/arch/arm/boot/dts/bcm2710-rpi-2-b.dts b/arch/arm/boot/dts/bcm2710-rpi-2-b.dts new file mode 100644 index 000000000000..ae9db1b1be1b --- /dev/null +++ b/arch/arm/boot/dts/bcm2710-rpi-2-b.dts @@ -0,0 +1,129 @@ +/dts-v1/; + +#include "bcm2710.dtsi" +#include "bcm2709-rpi.dtsi" +#include "bcm283x-rpi-smsc9514.dtsi" +#include "bcm283x-rpi-csi1-2lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_28.dtsi" +#include "bcm283x-rpi-cam1-regulator.dtsi" + +/ { + compatible = "raspberrypi,2-model-b-rev2", "brcm,bcm2837"; + model = "Raspberry Pi 2 Model B rev 1.2"; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = <4>; /* alt0 */ + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = <1>; /* output */ + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = <4>; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = <4>; + }; + + i2s_pins: i2s { + brcm,pins = <18 19 20 21>; + brcm,function = <4>; /* alt0 */ + }; + + audio_pins: audio_pins { + brcm,pins = <40 45>; + brcm,function = <4>; + }; +}; + +&uart0 { + status = "okay"; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2c2 { + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "mmc0"; + gpios = <&gpio 47 0>; + }; + + pwr_led: led-pwr { + label = "led1"; + linux,default-trigger = "input"; + gpios = <&gpio 35 0>; + }; +}; + +&hdmi { + hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; +}; + +&cam1_reg { + gpio = <&gpio 41 GPIO_ACTIVE_HIGH>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + + pwr_led_gpio = <&pwr_led>,"gpios:4"; + pwr_led_activelow = <&pwr_led>,"gpios:8"; + pwr_led_trigger = <&pwr_led>,"linux,default-trigger"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts b/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts new file mode 100644 index 000000000000..7e12c05cc28b --- /dev/null +++ b/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts @@ -0,0 +1,201 @@ +/dts-v1/; + +#include "bcm2710.dtsi" +#include "bcm2709-rpi.dtsi" +#include "bcm283x-rpi-lan7515.dtsi" +#include "bcm283x-rpi-csi1-2lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_44.dtsi" +#include "bcm271x-rpi-bt.dtsi" +#include "bcm283x-rpi-cam1-regulator.dtsi" + +/ { + compatible = "raspberrypi,3-model-b-plus", "brcm,bcm2837"; + model = "Raspberry Pi 3 Model B+"; + + chosen { + bootargs = "coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1"; + }; + + aliases { + serial0 = &uart1; + serial1 = &uart0; + mmc1 = &mmcnr; + }; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = <4>; /* alt0 */ + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = <1>; /* output */ + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = <4>; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = <4>; + }; + + i2s_pins: i2s { + brcm,pins = <18 19 20 21>; + brcm,function = <4>; /* alt0 */ + }; + + sdio_pins: sdio_pins { + brcm,pins = <34 35 36 37 38 39>; + brcm,function = <7>; // alt3 = SD1 + brcm,pull = <0 2 2 2 2 2>; + }; + + bt_pins: bt_pins { + brcm,pins = <43>; + brcm,function = <4>; /* alt0:GPCLK2 */ + brcm,pull = <0>; + }; + + uart0_pins: uart0_pins { + brcm,pins = <32 33>; + brcm,function = <7>; /* alt3=UART0 */ + brcm,pull = <0 2>; + }; + + uart1_pins: uart1_pins { + brcm,pins; + brcm,function; + brcm,pull; + }; + + audio_pins: audio_pins { + brcm,pins = <40 41>; + brcm,function = <4>; + }; +}; + +&mmcnr { + pinctrl-names = "default"; + pinctrl-0 = <&sdio_pins>; + bus-width = <4>; + status = "okay"; +}; + +&firmware { + expgpio: expgpio { + compatible = "raspberrypi,firmware-gpio"; + gpio-controller; + #gpio-cells = <2>; + status = "okay"; + }; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins &bt_pins>; + status = "okay"; +}; + +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&uart1_pins>; + status = "okay"; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2c2 { + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "mmc0"; + gpios = <&gpio 29 0>; + }; + + pwr_led: led-pwr { + label = "led1"; + linux,default-trigger = "default-on"; + gpios = <&expgpio 2 GPIO_ACTIVE_LOW>; + }; +}; + +&hdmi { + hpd-gpios = <&gpio 28 GPIO_ACTIVE_LOW>; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; +}; + +ð_phy { + microchip,eee-enabled; + microchip,tx-lpi-timer = <600>; /* non-aggressive*/ + microchip,downshift-after = <2>; +}; + +&cam1_reg { + gpio = <&expgpio 5 GPIO_ACTIVE_HIGH>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + + pwr_led_gpio = <&pwr_led>,"gpios:4"; + pwr_led_activelow = <&pwr_led>,"gpios:8"; + pwr_led_trigger = <&pwr_led>,"linux,default-trigger"; + + eee = <ð_phy>,"microchip,eee-enabled?"; + tx_lpi_timer = <ð_phy>,"microchip,tx-lpi-timer:0"; + eth_led0 = <ð_phy>,"microchip,led-modes:0"; + eth_led1 = <ð_phy>,"microchip,led-modes:4"; + eth_downshift_after = <ð_phy>,"microchip,downshift-after:0"; + eth_max_speed = <ð_phy>,"max-speed:0"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2710-rpi-3-b.dts b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts new file mode 100644 index 000000000000..d40722ddc286 --- /dev/null +++ b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts @@ -0,0 +1,203 @@ +/dts-v1/; + +#include "bcm2710.dtsi" +#include "bcm2709-rpi.dtsi" +#include "bcm283x-rpi-smsc9514.dtsi" +#include "bcm283x-rpi-csi1-2lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_44.dtsi" +#include "bcm271x-rpi-bt.dtsi" +#include "bcm283x-rpi-cam1-regulator.dtsi" + +/ { + compatible = "raspberrypi,3-model-b", "brcm,bcm2837"; + model = "Raspberry Pi 3 Model B"; + + chosen { + bootargs = "coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1"; + }; + + aliases { + serial0 = &uart1; + serial1 = &uart0; + mmc1 = &mmcnr; + }; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = <4>; /* alt0 */ + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = <1>; /* output */ + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = <4>; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = <4>; + }; + + i2s_pins: i2s { + brcm,pins = <18 19 20 21>; + brcm,function = <4>; /* alt0 */ + }; + + sdio_pins: sdio_pins { + brcm,pins = <34 35 36 37 38 39>; + brcm,function = <7>; // alt3 = SD1 + brcm,pull = <0 2 2 2 2 2>; + }; + + bt_pins: bt_pins { + brcm,pins = <43>; + brcm,function = <4>; /* alt0:GPCLK2 */ + brcm,pull = <0>; + }; + + uart0_pins: uart0_pins { + brcm,pins = <32 33>; + brcm,function = <7>; /* alt3=UART0 */ + brcm,pull = <0 2>; + }; + + uart1_pins: uart1_pins { + brcm,pins; + brcm,function; + brcm,pull; + }; + + audio_pins: audio_pins { + brcm,pins = <40 41>; + brcm,function = <4>; + }; +}; + +&mmcnr { + pinctrl-names = "default"; + pinctrl-0 = <&sdio_pins>; + bus-width = <4>; + status = "okay"; +}; + +&soc { + virtgpio: virtgpio { + compatible = "brcm,bcm2835-virtgpio"; + gpio-controller; + #gpio-cells = <2>; + firmware = <&firmware>; + status = "okay"; + }; + +}; + +&firmware { + expgpio: expgpio { + compatible = "raspberrypi,firmware-gpio"; + gpio-controller; + #gpio-cells = <2>; + status = "okay"; + }; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins &bt_pins>; + status = "okay"; +}; + +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&uart1_pins>; + status = "okay"; +}; + +&bt { + max-speed = <921600>; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2c2 { + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "mmc0"; + gpios = <&virtgpio 0 0>; + }; + + pwr_led: led-pwr { + label = "led1"; + linux,default-trigger = "input"; + gpios = <&expgpio 7 0>; + }; +}; + +&hdmi { + hpd-gpios = <&expgpio 4 GPIO_ACTIVE_LOW>; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; +}; + +&cam1_reg { + gpio = <&expgpio 5 GPIO_ACTIVE_HIGH>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + + pwr_led_gpio = <&pwr_led>,"gpios:4"; + pwr_led_activelow = <&pwr_led>,"gpios:8"; + pwr_led_trigger = <&pwr_led>,"linux,default-trigger"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2710-rpi-cm3.dts b/arch/arm/boot/dts/bcm2710-rpi-cm3.dts new file mode 100644 index 000000000000..c386a855cdc3 --- /dev/null +++ b/arch/arm/boot/dts/bcm2710-rpi-cm3.dts @@ -0,0 +1,148 @@ +/dts-v1/; + +#include "bcm2710.dtsi" +#include "bcm2709-rpi.dtsi" +#include "bcm283x-rpi-csi0-2lane.dtsi" +#include "bcm283x-rpi-csi1-4lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_28.dtsi" +/ { + compatible = "raspberrypi,3-compute-module", "brcm,bcm2837"; + model = "Raspberry Pi Compute Module 3"; + + cam1_reg: cam1_reg { + compatible = "regulator-fixed"; + regulator-name = "cam1-regulator"; + gpio = <&gpio 2 GPIO_ACTIVE_HIGH>; + enable-active-high; + status = "disabled"; + }; + cam0_reg: cam0_reg { + compatible = "regulator-fixed"; + regulator-name = "cam0-regulator"; + gpio = <&gpio 30 GPIO_ACTIVE_HIGH>; + enable-active-high; + status = "disabled"; + }; +}; + +&uart0 { + status = "okay"; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = <4>; /* alt0 */ + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = <1>; /* output */ + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = <4>; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = <4>; + }; + + i2s_pins: i2s { + brcm,pins = <18 19 20 21>; + brcm,function = <4>; /* alt0 */ + }; + + audio_pins: audio_pins { + brcm,pins; + brcm,function; + }; +}; + +&soc { + virtgpio: virtgpio { + compatible = "brcm,bcm2835-virtgpio"; + gpio-controller; + #gpio-cells = <2>; + firmware = <&firmware>; + status = "okay"; + }; + +}; + +&firmware { + expgpio: expgpio { + compatible = "raspberrypi,firmware-gpio"; + gpio-controller; + #gpio-cells = <2>; + status = "okay"; + }; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2c2 { + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "mmc0"; + gpios = <&virtgpio 0 0>; + }; +}; + +&hdmi { + hpd-gpios = <&expgpio 0 GPIO_ACTIVE_LOW>; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2710.dtsi b/arch/arm/boot/dts/bcm2710.dtsi new file mode 100644 index 000000000000..e7e5c913f1d1 --- /dev/null +++ b/arch/arm/boot/dts/bcm2710.dtsi @@ -0,0 +1,25 @@ +#include "bcm2837.dtsi" +#include "bcm270x.dtsi" + +/ { + compatible = "brcm,bcm2837", "brcm,bcm2836"; + + arm-pmu { + compatible = "arm,cortex-a53-pmu", "arm,cortex-a7-pmu"; + }; + + soc { + /delete-node/ timer@7e003000; + }; + + __overrides__ { + arm_freq = <&cpu0>, "clock-frequency:0", + <&cpu1>, "clock-frequency:0", + <&cpu2>, "clock-frequency:0", + <&cpu3>, "clock-frequency:0"; + }; +}; + +&vc4 { + status = "disabled"; +}; diff --git a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts index 72ce80fbf266..f6e0247f7d1b 100644 --- a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts +++ b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts @@ -2,7 +2,7 @@ /dts-v1/; #include "bcm2711.dtsi" #include "bcm2711-rpi.dtsi" -#include "bcm283x-rpi-usb-peripheral.dtsi" +//#include "bcm283x-rpi-usb-peripheral.dtsi" / { compatible = "raspberrypi,4-model-b", "brcm,bcm2711"; @@ -72,7 +72,7 @@ &expgpio { "VDD_SD_IO_SEL", "CAM_GPIO", "SD_PWR_ON", - ""; + "SD_OC_N"; }; &gpio { @@ -260,3 +260,309 @@ &vc4 { &vec { status = "disabled"; }; + +// ============================================= +// Downstream rpi- changes + +#define BCM2711 + +#include "bcm270x.dtsi" +#include "bcm271x-rpi-bt.dtsi" + +/ { + soc { + /delete-node/ pixelvalve@7e807000; + /delete-node/ hdmi@7e902000; + }; +}; + +#include "bcm2711-rpi-ds.dtsi" +#include "bcm283x-rpi-csi1-2lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_44.dtsi" +#include "bcm283x-rpi-cam1-regulator.dtsi" + +/ { + chosen { + bootargs = "coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1"; + }; + + aliases { + serial0 = &uart1; + serial1 = &uart0; + mmc0 = &emmc2; + mmc1 = &mmcnr; + mmc2 = &sdhost; + i2c3 = &i2c3; + i2c4 = &i2c4; + i2c5 = &i2c5; + i2c6 = &i2c6; + i2c20 = &ddc0; + i2c21 = &ddc1; + spi3 = &spi3; + spi4 = &spi4; + spi5 = &spi5; + spi6 = &spi6; + /delete-property/ intc; + }; + + /delete-node/ wifi-pwrseq; +}; + +&mmcnr { + pinctrl-names = "default"; + pinctrl-0 = <&sdio_pins>; + bus-width = <4>; + status = "okay"; +}; + +&uart0 { + pinctrl-0 = <&uart0_pins &bt_pins>; + status = "okay"; +}; + +&uart1 { + pinctrl-0 = <&uart1_pins>; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = ; + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = ; + }; + + spi3_pins: spi3_pins { + brcm,pins = <1 2 3>; + brcm,function = ; + }; + + spi3_cs_pins: spi3_cs_pins { + brcm,pins = <0 24>; + brcm,function = ; + }; + + spi4_pins: spi4_pins { + brcm,pins = <5 6 7>; + brcm,function = ; + }; + + spi4_cs_pins: spi4_cs_pins { + brcm,pins = <4 25>; + brcm,function = ; + }; + + spi5_pins: spi5_pins { + brcm,pins = <13 14 15>; + brcm,function = ; + }; + + spi5_cs_pins: spi5_cs_pins { + brcm,pins = <12 26>; + brcm,function = ; + }; + + spi6_pins: spi6_pins { + brcm,pins = <19 20 21>; + brcm,function = ; + }; + + spi6_cs_pins: spi6_cs_pins { + brcm,pins = <18 27>; + brcm,function = ; + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = ; + brcm,pull = ; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = ; + brcm,pull = ; + }; + + i2c3_pins: i2c3 { + brcm,pins = <4 5>; + brcm,function = ; + brcm,pull = ; + }; + + i2c4_pins: i2c4 { + brcm,pins = <8 9>; + brcm,function = ; + brcm,pull = ; + }; + + i2c5_pins: i2c5 { + brcm,pins = <12 13>; + brcm,function = ; + brcm,pull = ; + }; + + i2c6_pins: i2c6 { + brcm,pins = <22 23>; + brcm,function = ; + brcm,pull = ; + }; + + i2s_pins: i2s { + brcm,pins = <18 19 20 21>; + brcm,function = ; + }; + + sdio_pins: sdio_pins { + brcm,pins = <34 35 36 37 38 39>; + brcm,function = ; // alt3 = SD1 + brcm,pull = <0 2 2 2 2 2>; + }; + + bt_pins: bt_pins { + brcm,pins = "-"; // non-empty to keep btuart happy, //4 = 0 + // to fool pinctrl + brcm,function = <0>; + brcm,pull = <2>; + }; + + uart0_pins: uart0_pins { + brcm,pins = <32 33>; + brcm,function = ; + brcm,pull = <0 2>; + }; + + uart1_pins: uart1_pins { + brcm,pins; + brcm,function; + brcm,pull; + }; + + uart2_pins: uart2_pins { + brcm,pins = <0 1>; + brcm,function = ; + brcm,pull = <0 2>; + }; + + uart3_pins: uart3_pins { + brcm,pins = <4 5>; + brcm,function = ; + brcm,pull = <0 2>; + }; + + uart4_pins: uart4_pins { + brcm,pins = <8 9>; + brcm,function = ; + brcm,pull = <0 2>; + }; + + uart5_pins: uart5_pins { + brcm,pins = <12 13>; + brcm,function = ; + brcm,pull = <0 2>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +// ============================================= +// Board specific stuff here + +&sdhost { + status = "disabled"; +}; + +&phy1 { + led-modes = <0x00 0x08>; /* link/activity link */ +}; + +&gpio { + audio_pins: audio_pins { + brcm,pins = <40 41>; + brcm,function = <4>; + }; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "mmc0"; + gpios = <&gpio 42 GPIO_ACTIVE_HIGH>; + }; + + pwr_led: led-pwr { + label = "led1"; + linux,default-trigger = "default-on"; + gpios = <&expgpio 2 GPIO_ACTIVE_LOW>; + }; +}; + +&pwm1 { + status = "disabled"; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; +}; + +&cam1_reg { + gpio = <&expgpio 5 GPIO_ACTIVE_HIGH>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + + pwr_led_gpio = <&pwr_led>,"gpios:4"; + pwr_led_activelow = <&pwr_led>,"gpios:8"; + pwr_led_trigger = <&pwr_led>,"linux,default-trigger"; + + eth_led0 = <&phy1>,"led-modes:0"; + eth_led1 = <&phy1>,"led-modes:4"; + + sd_poll_once = <&emmc2>, "non-removable?"; + spi_dma4 = <&spi0>, "dmas:0=", <&dma40>, + <&spi0>, "dmas:8=", <&dma40>; + }; +}; diff --git a/arch/arm/boot/dts/bcm2711-rpi-400.dts b/arch/arm/boot/dts/bcm2711-rpi-400.dts index f4d2fc20397c..bed192b085df 100644 --- a/arch/arm/boot/dts/bcm2711-rpi-400.dts +++ b/arch/arm/boot/dts/bcm2711-rpi-400.dts @@ -1,6 +1,9 @@ // SPDX-License-Identifier: GPL-2.0 /dts-v1/; -#include "bcm2711-rpi-4-b.dts" +#include "bcm2711.dtsi" +#include "bcm2835-rpi.dtsi" + +#include / { compatible = "raspberrypi,400", "brcm,bcm2711"; @@ -11,35 +14,624 @@ chosen { stdout-path = "serial1:115200n8"; }; + /* Will be filled by the bootloader */ + memory@0 { + device_type = "memory"; + reg = <0 0 0>; + }; + + aliases { + emmc2bus = &emmc2bus; + ethernet0 = &genet; + pcie0 = &pcie0; + blconfig = &blconfig; + }; + leds { - /delete-node/ led-act; + led-act { + gpios = <&gpio 42 GPIO_ACTIVE_HIGH>; + }; led-pwr { - gpios = <&gpio 42 GPIO_ACTIVE_HIGH>; + label = "PWR"; + gpios = <&expgpio 2 GPIO_ACTIVE_LOW>; + default-state = "keep"; + linux,default-trigger = "default-on"; + }; + }; + + wifi_pwrseq: wifi-pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>; + }; + + sd_io_1v8_reg: sd_io_1v8_reg { + compatible = "regulator-gpio"; + regulator-name = "vdd-sd-io"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + regulator-settling-time-us = <5000>; + gpios = <&expgpio 4 GPIO_ACTIVE_HIGH>; + states = <1800000 0x1 + 3300000 0x0>; + status = "okay"; + }; + + sd_vcc_reg: sd_vcc_reg { + compatible = "regulator-fixed"; + regulator-name = "vcc-sd"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + enable-active-high; + gpio = <&expgpio 6 GPIO_ACTIVE_HIGH>; + }; +}; + +&ddc0 { + status = "okay"; +}; + +&ddc1 { + status = "okay"; +}; + +&firmware { + firmware_clocks: clocks { + compatible = "raspberrypi,firmware-clocks"; + #clock-cells = <1>; + }; + + expgpio: gpio { + compatible = "raspberrypi,firmware-gpio"; + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "BT_ON", + "WL_ON", + "PWR_LED_OFF", + "GLOBAL_RESET", + "VDD_SD_IO_SEL", + "GLOBAL_SHUTDOWN", + "SD_PWR_ON", + "SHUTDOWN_REQUEST"; + status = "okay"; + }; + + reset: reset { + compatible = "raspberrypi,firmware-reset"; + #reset-cells = <1>; + }; +}; + +&gpio { + /* + * Parts taken from rpi_SCH_4b_4p0_reduced.pdf and + * the official GPU firmware DT blob. + * + * Legend: + * "FOO" = GPIO line named "FOO" on the schematic + * "FOO_N" = GPIO line named "FOO" on schematic, active low + */ + gpio-line-names = "ID_SDA", + "ID_SCL", + "SDA1", + "SCL1", + "GPIO_GCLK", + "GPIO5", + "GPIO6", + "SPI_CE1_N", + "SPI_CE0_N", + "SPI_MISO", + "SPI_MOSI", + "SPI_SCLK", + "GPIO12", + "GPIO13", + /* Serial port */ + "TXD1", + "RXD1", + "GPIO16", + "GPIO17", + "GPIO18", + "GPIO19", + "GPIO20", + "GPIO21", + "GPIO22", + "GPIO23", + "GPIO24", + "GPIO25", + "GPIO26", + "GPIO27", + "RGMII_MDIO", + "RGMIO_MDC", + /* Used by BT module */ + "CTS0", + "RTS0", + "TXD0", + "RXD0", + /* Used by Wifi */ + "SD1_CLK", + "SD1_CMD", + "SD1_DATA0", + "SD1_DATA1", + "SD1_DATA2", + "SD1_DATA3", + /* Shared with SPI flash */ + "PWM0_MISO", + "PWM1_MOSI", + "STATUS_LED_G_CLK", + "SPIFLASH_CE_N", + "SDA0", + "SCL0", + "RGMII_RXCLK", + "RGMII_RXCTL", + "RGMII_RXD0", + "RGMII_RXD1", + "RGMII_RXD2", + "RGMII_RXD3", + "RGMII_TXCLK", + "RGMII_TXCTL", + "RGMII_TXD0", + "RGMII_TXD1", + "RGMII_TXD2", + "RGMII_TXD3"; +}; + +&hdmi0 { + clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 0>, <&clk_27MHz>; + clock-names = "hdmi", "bvb", "audio", "cec"; + wifi-2.4ghz-coexistence; + status = "okay"; +}; + +&hdmi1 { + clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 1>, <&clk_27MHz>; + clock-names = "hdmi", "bvb", "audio", "cec"; + wifi-2.4ghz-coexistence; + status = "okay"; +}; + +&hvs { + clocks = <&firmware_clocks 4>; +}; + +&pixelvalve0 { + status = "okay"; +}; + +&pixelvalve1 { + status = "okay"; +}; + +&pixelvalve2 { + status = "okay"; +}; + +&pixelvalve4 { + status = "okay"; +}; + +&pwm1 { + pinctrl-names = "default"; + pinctrl-0 = <&pwm1_0_gpio40 &pwm1_1_gpio41>; + status = "okay"; +}; + +&rmem { + /* + * RPi4's co-processor will copy the board's bootloader configuration + * into memory for the OS to consume. It'll also update this node with + * its placement information. + */ + blconfig: nvram@0 { + compatible = "raspberrypi,bootloader-config", "nvmem-rmem"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x0 0x0 0x0>; + no-map; + status = "disabled"; + }; +}; + +/* SDHCI is used to control the SDIO for wireless */ +&sdhci { + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_gpio34>; + bus-width = <4>; + non-removable; + mmc-pwrseq = <&wifi_pwrseq>; + status = "okay"; + + brcmf: wifi@1 { + reg = <1>; + compatible = "brcm,bcm4329-fmac"; + }; +}; + +/* EMMC2 is used to drive the SD card */ +&emmc2 { + vqmmc-supply = <&sd_io_1v8_reg>; + vmmc-supply = <&sd_vcc_reg>; + broken-cd; + status = "okay"; +}; + +&genet { + phy-handle = <&phy1>; + phy-mode = "rgmii-rxid"; + status = "okay"; +}; + +&genet_mdio { + phy1: ethernet-phy@1 { + /* No PHY interrupt */ + reg = <0x1>; + }; +}; + +&pcie0 { + pci@0,0 { + device-type = "pci"; + #address-cells = <3>; + #size-cells = <2>; + ranges; + + reg = <0 0 0 0 0>; + + usb@0,0 { + reg = <0x0 0 0 0 0>; + resets = <&reset RASPBERRYPI_FIRMWARE_RESET_ID_USB>; }; }; +}; + +/* uart0 communicates with the BT module */ +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_ctsrts_gpio30 &uart0_gpio32>; + uart-has-rtscts; + status = "okay"; + + bluetooth { + compatible = "brcm,bcm43438-bt"; + max-speed = <2000000>; + shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>; + }; +}; + +/* uart1 is mapped to the pin header */ +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&uart1_gpio14>; + status = "okay"; +}; + +&vchiq { + interrupts = ; +}; + +&vc4 { + status = "okay"; +}; + +&vec { + status = "disabled"; +}; + +// ============================================= +// Downstream rpi- changes + +#define BCM2711 + +#include "bcm270x.dtsi" +#include "bcm271x-rpi-bt.dtsi" + +/ { + soc { + /delete-node/ pixelvalve@7e807000; + /delete-node/ hdmi@7e902000; + }; +}; - gpio-poweroff { +#include "bcm2711-rpi-ds.dtsi" +#include "bcm283x-rpi-csi1-2lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_44.dtsi" + +/ { + chosen { + bootargs = "coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1"; + }; + + aliases { + serial0 = &uart1; + serial1 = &uart0; + mmc0 = &emmc2; + mmc1 = &mmcnr; + mmc2 = &sdhost; + i2c3 = &i2c3; + i2c4 = &i2c4; + i2c5 = &i2c5; + i2c6 = &i2c6; + i2c20 = &ddc0; + i2c21 = &ddc1; + spi3 = &spi3; + spi4 = &spi4; + spi5 = &spi5; + spi6 = &spi6; + /delete-property/ intc; + }; + + /delete-node/ wifi-pwrseq; +}; + +&mmcnr { + pinctrl-names = "default"; + pinctrl-0 = <&sdio_pins>; + bus-width = <4>; + status = "okay"; +}; + +&uart0 { + pinctrl-0 = <&uart0_pins &bt_pins>; + status = "okay"; +}; + +&uart1 { + pinctrl-0 = <&uart1_pins>; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = ; + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = ; + }; + + spi3_pins: spi3_pins { + brcm,pins = <1 2 3>; + brcm,function = ; + }; + + spi3_cs_pins: spi3_cs_pins { + brcm,pins = <0 24>; + brcm,function = ; + }; + + spi4_pins: spi4_pins { + brcm,pins = <5 6 7>; + brcm,function = ; + }; + + spi4_cs_pins: spi4_cs_pins { + brcm,pins = <4 25>; + brcm,function = ; + }; + + spi5_pins: spi5_pins { + brcm,pins = <13 14 15>; + brcm,function = ; + }; + + spi5_cs_pins: spi5_cs_pins { + brcm,pins = <12 26>; + brcm,function = ; + }; + + spi6_pins: spi6_pins { + brcm,pins = <19 20 21>; + brcm,function = ; + }; + + spi6_cs_pins: spi6_cs_pins { + brcm,pins = <18 27>; + brcm,function = ; + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = ; + brcm,pull = ; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = ; + brcm,pull = ; + }; + + i2c3_pins: i2c3 { + brcm,pins = <4 5>; + brcm,function = ; + brcm,pull = ; + }; + + i2c4_pins: i2c4 { + brcm,pins = <8 9>; + brcm,function = ; + brcm,pull = ; + }; + + i2c5_pins: i2c5 { + brcm,pins = <12 13>; + brcm,function = ; + brcm,pull = ; + }; + + i2c6_pins: i2c6 { + brcm,pins = <22 23>; + brcm,function = ; + brcm,pull = ; + }; + + i2s_pins: i2s { + brcm,pins = <18 19 20 21>; + brcm,function = ; + }; + + sdio_pins: sdio_pins { + brcm,pins = <34 35 36 37 38 39>; + brcm,function = ; // alt3 = SD1 + brcm,pull = <0 2 2 2 2 2>; + }; + + bt_pins: bt_pins { + brcm,pins = "-"; // non-empty to keep btuart happy, //4 = 0 + // to fool pinctrl + brcm,function = <0>; + brcm,pull = <2>; + }; + + uart0_pins: uart0_pins { + brcm,pins = <32 33>; + brcm,function = ; + brcm,pull = <0 2>; + }; + + uart1_pins: uart1_pins { + brcm,pins; + brcm,function; + brcm,pull; + }; + + uart2_pins: uart2_pins { + brcm,pins = <0 1>; + brcm,function = ; + brcm,pull = <0 2>; + }; + + uart3_pins: uart3_pins { + brcm,pins = <4 5>; + brcm,function = ; + brcm,pull = <0 2>; + }; + + uart4_pins: uart4_pins { + brcm,pins = <8 9>; + brcm,function = ; + brcm,pull = <0 2>; + }; + + uart5_pins: uart5_pins { + brcm,pins = <12 13>; + brcm,function = ; + brcm,pull = <0 2>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +// ============================================= +// Board specific stuff here + +/ { + power_ctrl: power_ctrl { compatible = "gpio-poweroff"; - gpios = <&expgpio 5 GPIO_ACTIVE_HIGH>; + gpios = <&expgpio 5 0>; + force; + }; +}; + +&sdhost { + status = "disabled"; +}; + +&phy1 { + led-modes = <0x00 0x08>; /* link/activity link */ +}; + +&gpio { + audio_pins: audio_pins { + brcm,pins = <>; + brcm,function = <>; + }; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "default-on"; + default-state = "on"; + gpios = <&gpio 42 GPIO_ACTIVE_HIGH>; + }; + + pwr_led: led-pwr { + label = "led1"; + linux,default-trigger = "default-on"; + gpios = <&expgpio 2 GPIO_ACTIVE_LOW>; }; }; -&expgpio { - gpio-line-names = "BT_ON", - "WL_ON", - "PWR_LED_OFF", - "GLOBAL_RESET", - "VDD_SD_IO_SEL", - "GLOBAL_SHUTDOWN", - "SD_PWR_ON", - "SHUTDOWN_REQUEST"; +&pwm1 { + status = "disabled"; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; + brcm,disable-headphones = <1>; }; &genet_mdio { clock-frequency = <1950000>; }; -&pm { - /delete-property/ system-power-controller; +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + + pwr_led_gpio = <&pwr_led>,"gpios:4"; + pwr_led_activelow = <&pwr_led>,"gpios:8"; + pwr_led_trigger = <&pwr_led>,"linux,default-trigger"; + + eth_led0 = <&phy1>,"led-modes:0"; + eth_led1 = <&phy1>,"led-modes:4"; + + sd_poll_once = <&emmc2>, "non-removable?"; + spi_dma4 = <&spi0>, "dmas:0=", <&dma40>, + <&spi0>, "dmas:8=", <&dma40>; + }; }; diff --git a/arch/arm/boot/dts/bcm2711-rpi-cm4.dts b/arch/arm/boot/dts/bcm2711-rpi-cm4.dts new file mode 100644 index 000000000000..76dd97513a20 --- /dev/null +++ b/arch/arm/boot/dts/bcm2711-rpi-cm4.dts @@ -0,0 +1,660 @@ +// SPDX-License-Identifier: GPL-2.0 +/dts-v1/; +#include "bcm2711.dtsi" +#include "bcm2835-rpi.dtsi" + +#include + +/ { + compatible = "raspberrypi,4-compute-module", "brcm,bcm2711"; + model = "Raspberry Pi Compute Module 4"; + + chosen { + /* 8250 auxiliary UART instead of pl011 */ + stdout-path = "serial1:115200n8"; + }; + + /* Will be filled by the bootloader */ + memory@0 { + device_type = "memory"; + reg = <0 0 0>; + }; + + aliases { + emmc2bus = &emmc2bus; + ethernet0 = &genet; + pcie0 = &pcie0; + blconfig = &blconfig; + }; + + leds { + led-act { + gpios = <&gpio 42 GPIO_ACTIVE_HIGH>; + }; + + led-pwr { + label = "PWR"; + gpios = <&expgpio 2 GPIO_ACTIVE_LOW>; + default-state = "keep"; + linux,default-trigger = "default-on"; + }; + }; + + wifi_pwrseq: wifi-pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>; + }; + + sd_io_1v8_reg: sd_io_1v8_reg { + compatible = "regulator-gpio"; + regulator-name = "vdd-sd-io"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + regulator-settling-time-us = <5000>; + gpios = <&expgpio 4 GPIO_ACTIVE_HIGH>; + states = <1800000 0x1 + 3300000 0x0>; + status = "okay"; + }; + + sd_vcc_reg: sd_vcc_reg { + compatible = "regulator-fixed"; + regulator-name = "vcc-sd"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + enable-active-high; + gpio = <&expgpio 6 GPIO_ACTIVE_HIGH>; + }; +}; + +&ddc0 { + status = "okay"; +}; + +&ddc1 { + status = "okay"; +}; + +&firmware { + firmware_clocks: clocks { + compatible = "raspberrypi,firmware-clocks"; + #clock-cells = <1>; + }; + + expgpio: gpio { + compatible = "raspberrypi,firmware-gpio"; + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "BT_ON", + "WL_ON", + "PWR_LED_OFF", + "ANT1", + "VDD_SD_IO_SEL", + "CAM_GPIO", + "SD_PWR_ON", + "ANT2"; + status = "okay"; + + ant1: ant1 { + gpio-hog; + gpios = <3 GPIO_ACTIVE_HIGH>; + output-high; + }; + + ant2: ant2 { + gpio-hog; + gpios = <7 GPIO_ACTIVE_HIGH>; + output-low; + }; + }; + + reset: reset { + compatible = "raspberrypi,firmware-reset"; + #reset-cells = <1>; + }; +}; + +&gpio { + /* + * Parts taken from rpi_SCH_4b_4p0_reduced.pdf and + * the official GPU firmware DT blob. + * + * Legend: + * "FOO" = GPIO line named "FOO" on the schematic + * "FOO_N" = GPIO line named "FOO" on schematic, active low + */ + gpio-line-names = "ID_SDA", + "ID_SCL", + "SDA1", + "SCL1", + "GPIO_GCLK", + "GPIO5", + "GPIO6", + "SPI_CE1_N", + "SPI_CE0_N", + "SPI_MISO", + "SPI_MOSI", + "SPI_SCLK", + "GPIO12", + "GPIO13", + /* Serial port */ + "TXD1", + "RXD1", + "GPIO16", + "GPIO17", + "GPIO18", + "GPIO19", + "GPIO20", + "GPIO21", + "GPIO22", + "GPIO23", + "GPIO24", + "GPIO25", + "GPIO26", + "GPIO27", + "RGMII_MDIO", + "RGMIO_MDC", + /* Used by BT module */ + "CTS0", + "RTS0", + "TXD0", + "RXD0", + /* Used by Wifi */ + "SD1_CLK", + "SD1_CMD", + "SD1_DATA0", + "SD1_DATA1", + "SD1_DATA2", + "SD1_DATA3", + /* Shared with SPI flash */ + "PWM0_MISO", + "PWM1_MOSI", + "STATUS_LED_G_CLK", + "SPIFLASH_CE_N", + "SDA0", + "SCL0", + "RGMII_RXCLK", + "RGMII_RXCTL", + "RGMII_RXD0", + "RGMII_RXD1", + "RGMII_RXD2", + "RGMII_RXD3", + "RGMII_TXCLK", + "RGMII_TXCTL", + "RGMII_TXD0", + "RGMII_TXD1", + "RGMII_TXD2", + "RGMII_TXD3"; +}; + +&hdmi0 { + clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 0>, <&clk_27MHz>; + clock-names = "hdmi", "bvb", "audio", "cec"; + wifi-2.4ghz-coexistence; + status = "okay"; +}; + +&hdmi1 { + clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 1>, <&clk_27MHz>; + clock-names = "hdmi", "bvb", "audio", "cec"; + wifi-2.4ghz-coexistence; + status = "okay"; +}; + +&hvs { + clocks = <&firmware_clocks 4>; +}; + +&pixelvalve0 { + status = "okay"; +}; + +&pixelvalve1 { + status = "okay"; +}; + +&pixelvalve2 { + status = "okay"; +}; + +&pixelvalve4 { + status = "okay"; +}; + +&pwm1 { + pinctrl-names = "default"; + pinctrl-0 = <&pwm1_0_gpio40 &pwm1_1_gpio41>; + status = "okay"; +}; + +&rmem { + /* + * RPi4's co-processor will copy the board's bootloader configuration + * into memory for the OS to consume. It'll also update this node with + * its placement information. + */ + blconfig: nvram@0 { + compatible = "raspberrypi,bootloader-config", "nvmem-rmem"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x0 0x0 0x0>; + no-map; + status = "disabled"; + }; +}; + +/* SDHCI is used to control the SDIO for wireless */ +&sdhci { + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_gpio34>; + bus-width = <4>; + non-removable; + mmc-pwrseq = <&wifi_pwrseq>; + status = "okay"; + + brcmf: wifi@1 { + reg = <1>; + compatible = "brcm,bcm4329-fmac"; + }; +}; + +/* EMMC2 is used to drive the EMMC card */ +&emmc2 { + bus-width = <8>; + vqmmc-supply = <&sd_io_1v8_reg>; + vmmc-supply = <&sd_vcc_reg>; + broken-cd; + status = "okay"; +}; + +&genet { + phy-handle = <&phy1>; + phy-mode = "rgmii-rxid"; + status = "okay"; +}; + +&genet_mdio { + phy1: ethernet-phy@0 { + /* No PHY interrupt */ + reg = <0x0>; + }; +}; + +&pcie0 { + pci@0,0 { + device-type = "pci"; + #address-cells = <3>; + #size-cells = <2>; + ranges; + + reg = <0 0 0 0 0>; + + usb@0,0 { + reg = <0 0 0 0 0>; + resets = <&reset RASPBERRYPI_FIRMWARE_RESET_ID_USB>; + }; + }; +}; + +/* uart0 communicates with the BT module */ +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_ctsrts_gpio30 &uart0_gpio32>; + uart-has-rtscts; + status = "okay"; + + bluetooth { + compatible = "brcm,bcm43438-bt"; + max-speed = <2000000>; + shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>; + }; +}; + +/* uart1 is mapped to the pin header */ +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&uart1_gpio14>; + status = "okay"; +}; + +&vchiq { + interrupts = ; +}; + +&vc4 { + status = "okay"; +}; + +&vec { + status = "disabled"; +}; + +// ============================================= +// Downstream rpi- changes + +#define BCM2711 + +#include "bcm270x.dtsi" +#include "bcm271x-rpi-bt.dtsi" + +/ { + soc { + /delete-node/ pixelvalve@7e807000; + /delete-node/ hdmi@7e902000; + }; +}; + +#include "bcm2711-rpi-ds.dtsi" +#include "bcm283x-rpi-csi0-2lane.dtsi" +#include "bcm283x-rpi-csi1-4lane.dtsi" +#include "bcm283x-rpi-i2c0mux_0_44.dtsi" +#include "bcm283x-rpi-cam1-regulator.dtsi" + +/ { + chosen { + bootargs = "coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1"; + }; + + aliases { + serial0 = &uart1; + serial1 = &uart0; + mmc0 = &emmc2; + mmc1 = &mmcnr; + mmc2 = &sdhost; + i2c3 = &i2c3; + i2c4 = &i2c4; + i2c5 = &i2c5; + i2c6 = &i2c6; + i2c20 = &ddc0; + i2c21 = &ddc1; + spi3 = &spi3; + spi4 = &spi4; + spi5 = &spi5; + spi6 = &spi6; + /delete-property/ intc; + }; + + /delete-node/ wifi-pwrseq; +}; + +&mmcnr { + pinctrl-names = "default"; + pinctrl-0 = <&sdio_pins>; + bus-width = <4>; + status = "okay"; +}; + +&uart0 { + pinctrl-0 = <&uart0_pins &bt_pins>; + status = "okay"; +}; + +&uart1 { + pinctrl-0 = <&uart1_pins>; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins &spi0_cs_pins>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; + + spidev0: spidev@0{ + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; + + spidev1: spidev@1{ + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + }; +}; + +&gpio { + spi0_pins: spi0_pins { + brcm,pins = <9 10 11>; + brcm,function = ; + }; + + spi0_cs_pins: spi0_cs_pins { + brcm,pins = <8 7>; + brcm,function = ; + }; + + spi3_pins: spi3_pins { + brcm,pins = <1 2 3>; + brcm,function = ; + }; + + spi3_cs_pins: spi3_cs_pins { + brcm,pins = <0 24>; + brcm,function = ; + }; + + spi4_pins: spi4_pins { + brcm,pins = <5 6 7>; + brcm,function = ; + }; + + spi4_cs_pins: spi4_cs_pins { + brcm,pins = <4 25>; + brcm,function = ; + }; + + spi5_pins: spi5_pins { + brcm,pins = <13 14 15>; + brcm,function = ; + }; + + spi5_cs_pins: spi5_cs_pins { + brcm,pins = <12 26>; + brcm,function = ; + }; + + spi6_pins: spi6_pins { + brcm,pins = <19 20 21>; + brcm,function = ; + }; + + spi6_cs_pins: spi6_cs_pins { + brcm,pins = <18 27>; + brcm,function = ; + }; + + i2c0_pins: i2c0 { + brcm,pins = <0 1>; + brcm,function = ; + brcm,pull = ; + }; + + i2c1_pins: i2c1 { + brcm,pins = <2 3>; + brcm,function = ; + brcm,pull = ; + }; + + i2c3_pins: i2c3 { + brcm,pins = <4 5>; + brcm,function = ; + brcm,pull = ; + }; + + i2c4_pins: i2c4 { + brcm,pins = <8 9>; + brcm,function = ; + brcm,pull = ; + }; + + i2c5_pins: i2c5 { + brcm,pins = <12 13>; + brcm,function = ; + brcm,pull = ; + }; + + i2c6_pins: i2c6 { + brcm,pins = <22 23>; + brcm,function = ; + brcm,pull = ; + }; + + i2s_pins: i2s { + brcm,pins = <18 19 20 21>; + brcm,function = ; + }; + + sdio_pins: sdio_pins { + brcm,pins = <34 35 36 37 38 39>; + brcm,function = ; // alt3 = SD1 + brcm,pull = <0 2 2 2 2 2>; + }; + + bt_pins: bt_pins { + brcm,pins = "-"; // non-empty to keep btuart happy, //4 = 0 + // to fool pinctrl + brcm,function = <0>; + brcm,pull = <2>; + }; + + uart0_pins: uart0_pins { + brcm,pins = <32 33>; + brcm,function = ; + brcm,pull = <0 2>; + }; + + uart1_pins: uart1_pins { + brcm,pins; + brcm,function; + brcm,pull; + }; + + uart2_pins: uart2_pins { + brcm,pins = <0 1>; + brcm,function = ; + brcm,pull = <0 2>; + }; + + uart3_pins: uart3_pins { + brcm,pins = <4 5>; + brcm,function = ; + brcm,pull = <0 2>; + }; + + uart4_pins: uart4_pins { + brcm,pins = <8 9>; + brcm,function = ; + brcm,pull = <0 2>; + }; + + uart5_pins: uart5_pins { + brcm,pins = <12 13>; + brcm,function = ; + brcm,pull = <0 2>; + }; +}; + +&i2c0if { + clock-frequency = <100000>; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <100000>; +}; + +&i2s { + pinctrl-names = "default"; + pinctrl-0 = <&i2s_pins>; +}; + +// ============================================= +// Board specific stuff here + +&pcie0 { + brcm,enable-l1ss; +}; + +&sdhost { + status = "disabled"; +}; + +&phy1 { + led-modes = <0x00 0x08>; /* link/activity link */ +}; + +&gpio { + audio_pins: audio_pins { + brcm,pins = <>; + brcm,function = <>; + }; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "mmc0"; + gpios = <&gpio 42 GPIO_ACTIVE_HIGH>; + }; + + pwr_led: led-pwr { + label = "led1"; + linux,default-trigger = "default-on"; + gpios = <&expgpio 2 GPIO_ACTIVE_LOW>; + }; +}; + +&pwm1 { + status = "disabled"; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; + brcm,disable-headphones = <1>; +}; + +cam0_reg: &cam1_reg { + gpio = <&expgpio 5 GPIO_ACTIVE_HIGH>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + + pwr_led_gpio = <&pwr_led>,"gpios:4"; + pwr_led_activelow = <&pwr_led>,"gpios:8"; + pwr_led_trigger = <&pwr_led>,"linux,default-trigger"; + + eth_led0 = <&phy1>,"led-modes:0"; + eth_led1 = <&phy1>,"led-modes:4"; + + ant1 = <&ant1>,"output-high?=on", + <&ant1>, "output-low?=off", + <&ant2>, "output-high?=off", + <&ant2>, "output-low?=on"; + ant2 = <&ant1>,"output-high?=off", + <&ant1>, "output-low?=on", + <&ant2>, "output-high?=on", + <&ant2>, "output-low?=off"; + noant = <&ant1>,"output-high?=off", + <&ant1>, "output-low?=on", + <&ant2>, "output-high?=off", + <&ant2>, "output-low?=on"; + + sd_poll_once = <&emmc2>, "non-removable?"; + spi_dma4 = <&spi0>, "dmas:0=", <&dma40>, + <&spi0>, "dmas:8=", <&dma40>; + }; +}; diff --git a/arch/arm/boot/dts/bcm2711-rpi-ds.dtsi b/arch/arm/boot/dts/bcm2711-rpi-ds.dtsi new file mode 100644 index 000000000000..ebf73b789b4a --- /dev/null +++ b/arch/arm/boot/dts/bcm2711-rpi-ds.dtsi @@ -0,0 +1,205 @@ +// SPDX-License-Identifier: GPL-2.0 +#include "bcm270x-rpi.dtsi" + +/ { + __overrides__ { + arm_freq; + }; + + v3dbus: v3dbus { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <2>; + ranges = <0x7c500000 0x0 0xfc500000 0x0 0x03300000>, + <0x40000000 0x0 0xff800000 0x0 0x00800000>; + dma-ranges = <0x00000000 0x0 0x00000000 0x4 0x00000000>; + + v3d: v3d@7ec04000 { + compatible = "brcm,2711-v3d"; + reg = + <0x7ec00000 0x0 0x4000>, + <0x7ec04000 0x0 0x4000>; + reg-names = "hub", "core0"; + + power-domains = <&pm BCM2835_POWER_DOMAIN_GRAFX_V3D>; + resets = <&pm BCM2835_RESET_V3D>; + clocks = <&firmware_clocks 5>; + clocks-names = "v3d"; + interrupts = ; + status = "disabled"; + }; + }; + + scb: scb { + /* Add a label */ + }; +}; + +&vc4 { + raspberrypi,firmware = <&firmware>; +}; + +&cma { + /* Limit cma to the lower 768MB to allow room for HIGHMEM on 32-bit */ + alloc-ranges = <0x0 0x00000000 0x30000000>; +}; + +&scb { + ranges = <0x0 0x7c000000 0x0 0xfc000000 0x0 0x03800000>, + <0x0 0x40000000 0x0 0xff800000 0x0 0x00800000>, + <0x6 0x00000000 0x6 0x00000000 0x0 0x40000000>, + <0x0 0x00000000 0x0 0x00000000 0x0 0xfc000000>; + dma-ranges = <0x0 0x00000000 0x0 0x00000000 0x4 0x00000000>; + + dma40: dma@7e007b00 { + compatible = "brcm,bcm2711-dma"; + reg = <0x0 0x7e007b00 0x0 0x400>; + interrupts = + , /* dma4 11 */ + , /* dma4 12 */ + , /* dma4 13 */ + ; /* dma4 14 */ + interrupt-names = "dma11", + "dma12", + "dma13", + "dma14"; + #dma-cells = <1>; + brcm,dma-channel-mask = <0x7800>; + }; + + xhci: xhci@7e9c0000 { + compatible = "generic-xhci"; + status = "disabled"; + reg = <0x0 0x7e9c0000 0x0 0x100000>; + interrupts = ; + power-domains = <&power RPI_POWER_DOMAIN_USB>; + }; + + hevc-decoder@7eb00000 { + compatible = "raspberrypi,rpivid-hevc-decoder"; + reg = <0x0 0x7eb00000 0x0 0x10000>; + status = "okay"; + }; + + rpivid-local-intc@7eb10000 { + compatible = "raspberrypi,rpivid-local-intc"; + reg = <0x0 0x7eb10000 0x0 0x1000>; + status = "okay"; + interrupts = ; + }; + + h264-decoder@7eb20000 { + compatible = "raspberrypi,rpivid-h264-decoder"; + reg = <0x0 0x7eb20000 0x0 0x10000>; + status = "okay"; + }; + + vp9-decoder@7eb30000 { + compatible = "raspberrypi,rpivid-vp9-decoder"; + reg = <0x0 0x7eb30000 0x0 0x10000>; + status = "okay"; + }; +}; + +&dma40 { + /* The VPU firmware uses DMA channel 11 for VCHIQ */ + brcm,dma-channel-mask = <0x7000>; +}; + +&vchiq { + compatible = "brcm,bcm2711-vchiq"; +}; + +&firmwarekms { + compatible = "raspberrypi,rpi-firmware-kms-2711"; + interrupts = ; +}; + +&smi { + interrupts = ; +}; + +&mmc { + interrupts = ; +}; + +&mmcnr { + interrupts = ; +}; + +&csi0 { + interrupts = ; +}; + +&csi1 { + interrupts = ; +}; + +&random { + compatible = "brcm,bcm2711-rng200"; + status = "okay"; +}; + +&usb { + /* Enable the FIQ support */ + reg = <0x7e980000 0x10000>, + <0x7e00b200 0x200>; + interrupts = , + ; + status = "disabled"; +}; + +&gpio { + interrupts = , + ; +}; + +&emmc2 { + mmc-ddr-3_3v; +}; + +&vc4 { + status = "disabled"; +}; + +&pixelvalve0 { + status = "disabled"; +}; + +&pixelvalve1 { + status = "disabled"; +}; + +&pixelvalve2 { + status = "disabled"; +}; + +&pixelvalve3 { + status = "disabled"; +}; + +&pixelvalve4 { + status = "disabled"; +}; + +&hdmi0 { + dmas = <&dma (10|(1<<27)|(1<<24)|(10<<16)|(15<<20))>; + status = "disabled"; +}; + +&ddc0 { + status = "disabled"; +}; + +&hdmi1 { + dmas = <&dma (17|(1<<27)|(1<<24)|(10<<16)|(15<<20))>; + status = "disabled"; +}; + +&ddc1 { + status = "disabled"; +}; + +&dvp { + status = "disabled"; +}; diff --git a/arch/arm/boot/dts/bcm2711.dtsi b/arch/arm/boot/dts/bcm2711.dtsi index 89af57482bc8..131db82e079d 100644 --- a/arch/arm/boot/dts/bcm2711.dtsi +++ b/arch/arm/boot/dts/bcm2711.dtsi @@ -323,6 +323,7 @@ aon_intr: interrupt-controller@7ef00100 { interrupts = ; interrupt-controller; #interrupt-cells = <1>; + status = "disabled"; }; hdmi0: hdmi@7ef00700 { @@ -335,7 +336,8 @@ hdmi0: hdmi@7ef00700 { <0x7ef01f00 0x400>, <0x7ef00200 0x80>, <0x7ef04300 0x100>, - <0x7ef20000 0x100>; + <0x7ef20000 0x100>, + <0x7ef00100 0x30>; reg-names = "hdmi", "dvp", "phy", @@ -344,7 +346,12 @@ hdmi0: hdmi@7ef00700 { "metadata", "csc", "cec", - "hd"; + "hd", + "intr2"; + clocks = <&firmware_clocks 13>, + <&firmware_clocks 14>, + <&dvp 0>, + <&clk_27MHz>; clock-names = "hdmi", "bvb", "audio", "cec"; resets = <&dvp 0>; interrupt-parent = <&aon_intr>; @@ -353,7 +360,7 @@ hdmi0: hdmi@7ef00700 { interrupt-names = "cec-tx", "cec-rx", "cec-low", "wakeup", "hpd-connected", "hpd-removed"; ddc = <&ddc0>; - dmas = <&dma 10>; + dmas = <&dma (10 | (1 << 27) | (1 << 24)| (15 << 20) | (10 << 16))>; dma-names = "audio-rx"; status = "disabled"; }; @@ -376,7 +383,8 @@ hdmi1: hdmi@7ef05700 { <0x7ef06f00 0x400>, <0x7ef00280 0x80>, <0x7ef09300 0x100>, - <0x7ef20000 0x100>; + <0x7ef20000 0x100>, + <0x7ef00100 0x30>; reg-names = "hdmi", "dvp", "phy", @@ -385,16 +393,21 @@ hdmi1: hdmi@7ef05700 { "metadata", "csc", "cec", - "hd"; + "hd", + "intr2"; ddc = <&ddc1>; clock-names = "hdmi", "bvb", "audio", "cec"; + clocks = <&firmware_clocks 13>, + <&firmware_clocks 14>, + <&dvp 0>, + <&clk_27MHz>; resets = <&dvp 1>; interrupt-parent = <&aon_intr>; interrupts = <8>, <7>, <6>, <9>, <10>, <11>; interrupt-names = "cec-tx", "cec-rx", "cec-low", "wakeup", "hpd-connected", "hpd-removed"; - dmas = <&dma 17>; + dmas = <&dma (17 | (1 << 27) | (1 << 24)| (15 << 20) | (10 << 16))>; dma-names = "audio-rx"; status = "disabled"; }; @@ -545,14 +558,14 @@ l2: l2-cache0 { scb { compatible = "simple-bus"; #address-cells = <2>; - #size-cells = <1>; + #size-cells = <2>; - ranges = <0x0 0x7c000000 0x0 0xfc000000 0x03800000>, - <0x6 0x00000000 0x6 0x00000000 0x40000000>; + ranges = <0x0 0x7c000000 0x0 0xfc000000 0x0 0x03800000>, + <0x6 0x00000000 0x6 0x00000000 0x0 0x40000000>; pcie0: pcie@7d500000 { compatible = "brcm,bcm2711-pcie"; - reg = <0x0 0x7d500000 0x9310>; + reg = <0x0 0x7d500000 0x0 0x9310>; device_type = "pci"; #address-cells = <3>; #interrupt-cells = <1>; @@ -572,8 +585,8 @@ IRQ_TYPE_LEVEL_HIGH>, msi-controller; msi-parent = <&pcie0>; - ranges = <0x02000000 0x0 0xf8000000 0x6 0x00000000 - 0x0 0x04000000>; + ranges = <0x02000000 0x0 0xc0000000 0x6 0x00000000 + 0x0 0x40000000>; /* * The wrapper around the PCIe block has a bug * preventing it from accessing beyond the first 3GB of @@ -586,7 +599,7 @@ IRQ_TYPE_LEVEL_HIGH>, genet: ethernet@7d580000 { compatible = "brcm,bcm2711-genet-v5"; - reg = <0x0 0x7d580000 0x10000>; + reg = <0x0 0x7d580000 0x0 0x10000>; #address-cells = <0x1>; #size-cells = <0x1>; interrupts = , @@ -1096,7 +1109,7 @@ &cma { alloc-ranges = <0x0 0x00000000 0x40000000>; }; -&i2c0 { +&i2c0if { compatible = "brcm,bcm2711-i2c", "brcm,bcm2835-i2c"; interrupts = ; }; @@ -1152,8 +1165,3 @@ &uart1 { &usb { interrupts = ; }; - -&vec { - compatible = "brcm,bcm2711-vec"; - interrupts = ; -}; diff --git a/arch/arm/boot/dts/bcm271x-rpi-bt.dtsi b/arch/arm/boot/dts/bcm271x-rpi-bt.dtsi new file mode 100644 index 000000000000..6b9b79f74cf3 --- /dev/null +++ b/arch/arm/boot/dts/bcm271x-rpi-bt.dtsi @@ -0,0 +1,26 @@ +// SPDX-License-Identifier: GPL-2.0 + +&uart0 { + bt: bluetooth { + compatible = "brcm,bcm43438-bt"; + max-speed = <3000000>; + shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>; + status = "disabled"; + }; +}; + +&uart1 { + minibt: bluetooth { + compatible = "brcm,bcm43438-bt"; + max-speed = <460800>; + shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>; + status = "disabled"; + }; +}; + +/ { + __overrides__ { + krnbt = <&bt>,"status"; + krnbt_baudrate = <&bt>,"max-speed:0"; + }; +}; diff --git a/arch/arm/boot/dts/bcm2835-common.dtsi b/arch/arm/boot/dts/bcm2835-common.dtsi index c25e797b9060..06d8c3882cb7 100644 --- a/arch/arm/boot/dts/bcm2835-common.dtsi +++ b/arch/arm/boot/dts/bcm2835-common.dtsi @@ -124,12 +124,14 @@ hdmi: hdmi@7e902000 { compatible = "brcm,bcm2835-hdmi"; reg = <0x7e902000 0x600>, <0x7e808000 0x100>; + reg-names = "hdmi", + "hd"; interrupts = <2 8>, <2 9>; ddc = <&i2c2>; clocks = <&clocks BCM2835_PLLH_PIX>, <&clocks BCM2835_CLOCK_HSM>; clock-names = "pixel", "hdmi"; - dmas = <&dma 17>; + dmas = <&dma (17|(1<<27)|(1<<24))>; dma-names = "audio-rx"; status = "disabled"; }; diff --git a/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts b/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts index 40b9405f1a8e..d2384d8e8555 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts @@ -126,3 +126,8 @@ &uart0 { pinctrl-0 = <&uart0_gpio14>; status = "okay"; }; + +/* i2c on camera/display connector is gpio 28&29 */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio28>; +}; diff --git a/arch/arm/boot/dts/bcm2835-rpi-a.dts b/arch/arm/boot/dts/bcm2835-rpi-a.dts index 11edb581dbaf..4ceca674b752 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-a.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-a.dts @@ -121,3 +121,10 @@ &uart0 { pinctrl-0 = <&uart0_gpio14>; status = "okay"; }; + +/* i2c0 on camera/display connector is gpio 0&1. Not exposed on header. + * To avoid having to remap everything, map both ports to gpios 0&1 + */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio0>; +}; diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts index 1b435c64bd9c..8f2d10d82fa1 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts @@ -128,3 +128,8 @@ &uart0 { pinctrl-0 = <&uart0_gpio14>; status = "okay"; }; + +/* i2c on camera/display connector is gpio 28&29 */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio28>; +}; diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts index a23c25c00eea..547c88a3ae9f 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts @@ -121,3 +121,10 @@ &uart0 { pinctrl-0 = <&uart0_gpio14>; status = "okay"; }; + +/* i2c0 on camera/display connector is gpio 0&1. Not exposed on header. + * To avoid having to remap everything, map both ports to gpios 0&1 + */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio0>; +}; diff --git a/arch/arm/boot/dts/bcm2835-rpi-b.dts b/arch/arm/boot/dts/bcm2835-rpi-b.dts index 1b63d6b19750..073fc99ef8a2 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-b.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-b.dts @@ -116,3 +116,10 @@ &uart0 { pinctrl-0 = <&uart0_gpio14>; status = "okay"; }; + +/* camera/display connector use BSC1 on GPIOS 2&3. + * To avoid having to remap everything, map both ports to gpios 0&1 + */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio0>; +}; diff --git a/arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts b/arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts index a75c882e6575..95564c93a645 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts @@ -95,3 +95,8 @@ &uart0 { pinctrl-0 = <&uart0_gpio14>; status = "okay"; }; + +/* WHAT TO DO HERE? */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio28>; +}; diff --git a/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts b/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts index 33b2b77aa47d..3ea5c7e6be54 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts @@ -149,3 +149,8 @@ &uart1 { pinctrl-0 = <&uart1_gpio14>; status = "okay"; }; + +/* i2c on camera/display connector is gpio 28&29 */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio28>; +}; diff --git a/arch/arm/boot/dts/bcm2835-rpi-zero.dts b/arch/arm/boot/dts/bcm2835-rpi-zero.dts index 6f9b3a908f28..a0eabab12c99 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-zero.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-zero.dts @@ -117,3 +117,8 @@ &uart0 { pinctrl-0 = <&uart0_gpio14>; status = "okay"; }; + +/* i2c on camera/display connector is gpio 28&29 */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio28>; +}; diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi index 87ddcad76083..edc55bba5ff4 100644 --- a/arch/arm/boot/dts/bcm2835-rpi.dtsi +++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi @@ -19,6 +19,11 @@ firmware: firmware { mboxes = <&mailbox>; dma-ranges; + + firmware_clocks: clocks { + compatible = "raspberrypi,firmware-clocks"; + #clock-cells = <1>; + }; }; power: power { @@ -49,13 +54,17 @@ alt0: alt0 { }; }; -&i2c0 { - pinctrl-names = "default"; - pinctrl-0 = <&i2c0_gpio0>; +&i2c0if { status = "okay"; clock-frequency = <100000>; }; +&i2c0mux { + pinctrl-0 = <&i2c0_gpio0>; + /* pinctrl-1 varies based on platform */ + status = "okay"; +}; + &i2c1 { pinctrl-names = "default"; pinctrl-0 = <&i2c1_gpio2>; @@ -67,6 +76,10 @@ &usb { power-domains = <&power RPI_POWER_DOMAIN_USB>; }; +&vc4 { + raspberrypi,firmware = <&firmware>; +}; + &vec { power-domains = <&power RPI_POWER_DOMAIN_VEC>; status = "okay"; diff --git a/arch/arm/boot/dts/bcm2835.dtsi b/arch/arm/boot/dts/bcm2835.dtsi index 0549686134ea..2ea891228ea0 100644 --- a/arch/arm/boot/dts/bcm2835.dtsi +++ b/arch/arm/boot/dts/bcm2835.dtsi @@ -19,7 +19,7 @@ cpu@0 { soc { ranges = <0x7e000000 0x20000000 0x02000000>; - dma-ranges = <0x40000000 0x00000000 0x20000000>; + dma-ranges = <0x80000000 0x00000000 0x20000000>; }; arm-pmu { diff --git a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts index d8af8eeac7b6..bf22b74359d8 100644 --- a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts +++ b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts @@ -128,3 +128,8 @@ &uart0 { pinctrl-0 = <&uart0_gpio14>; status = "okay"; }; + +/* i2c on camera/display connector is gpio 28&29 */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio28>; +}; diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts b/arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts index 77099a7871b0..9529c0475673 100644 --- a/arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts +++ b/arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts @@ -178,3 +178,8 @@ &uart1 { pinctrl-0 = <&uart1_gpio14>; status = "okay"; }; + +/* i2c on camera/display connector is gpio 44&45 */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio44>; +}; diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts index 61010266ca9a..40cb269aed0f 100644 --- a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts +++ b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts @@ -181,3 +181,8 @@ &uart1 { pinctrl-0 = <&uart1_gpio14>; status = "okay"; }; + +/* i2c on camera/display connector is gpio 44&45 */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio44>; +}; diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts index dd4a48604097..8f16b6b3fe08 100644 --- a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts +++ b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts @@ -174,3 +174,8 @@ &sdhost { status = "okay"; bus-width = <4>; }; + +/* i2c on camera/display connector is gpio 44&45 */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio44>; +}; diff --git a/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts b/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts index 588d9411ceb6..dde209ade51b 100644 --- a/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts +++ b/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts @@ -94,3 +94,8 @@ &uart0 { pinctrl-0 = <&uart0_gpio14>; status = "okay"; }; + +/* WHAT TO DO HERE? */ +&i2c0mux { + pinctrl-1 = <&i2c0_gpio28>; +}; diff --git a/arch/arm/boot/dts/bcm283x-rpi-cam1-regulator.dtsi b/arch/arm/boot/dts/bcm283x-rpi-cam1-regulator.dtsi new file mode 100644 index 000000000000..55237d03ed94 --- /dev/null +++ b/arch/arm/boot/dts/bcm283x-rpi-cam1-regulator.dtsi @@ -0,0 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 + +/ { + cam1_reg: cam1_reg { + compatible = "regulator-fixed"; + regulator-name = "cam1-reg"; + enable-active-high; + status = "disabled"; + }; +}; diff --git a/arch/arm/boot/dts/bcm283x-rpi-csi0-2lane.dtsi b/arch/arm/boot/dts/bcm283x-rpi-csi0-2lane.dtsi new file mode 100644 index 000000000000..6e4ce8622b47 --- /dev/null +++ b/arch/arm/boot/dts/bcm283x-rpi-csi0-2lane.dtsi @@ -0,0 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only +&csi0 { + brcm,num-data-lanes = <2>; +}; diff --git a/arch/arm/boot/dts/bcm283x-rpi-csi1-2lane.dtsi b/arch/arm/boot/dts/bcm283x-rpi-csi1-2lane.dtsi new file mode 100644 index 000000000000..6938f4daacdc --- /dev/null +++ b/arch/arm/boot/dts/bcm283x-rpi-csi1-2lane.dtsi @@ -0,0 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only +&csi1 { + brcm,num-data-lanes = <2>; +}; diff --git a/arch/arm/boot/dts/bcm283x-rpi-csi1-4lane.dtsi b/arch/arm/boot/dts/bcm283x-rpi-csi1-4lane.dtsi new file mode 100644 index 000000000000..b37037437bee --- /dev/null +++ b/arch/arm/boot/dts/bcm283x-rpi-csi1-4lane.dtsi @@ -0,0 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only +&csi1 { + brcm,num-data-lanes = <4>; +}; diff --git a/arch/arm/boot/dts/bcm283x-rpi-i2c0mux_0_28.dtsi b/arch/arm/boot/dts/bcm283x-rpi-i2c0mux_0_28.dtsi new file mode 100644 index 000000000000..38f0074bce3f --- /dev/null +++ b/arch/arm/boot/dts/bcm283x-rpi-i2c0mux_0_28.dtsi @@ -0,0 +1,4 @@ +&i2c0mux { + pinctrl-0 = <&i2c0_gpio0>; + pinctrl-1 = <&i2c0_gpio28>; +}; diff --git a/arch/arm/boot/dts/bcm283x-rpi-i2c0mux_0_44.dtsi b/arch/arm/boot/dts/bcm283x-rpi-i2c0mux_0_44.dtsi new file mode 100644 index 000000000000..119946d878db --- /dev/null +++ b/arch/arm/boot/dts/bcm283x-rpi-i2c0mux_0_44.dtsi @@ -0,0 +1,4 @@ +&i2c0mux { + pinctrl-0 = <&i2c0_gpio0>; + pinctrl-1 = <&i2c0_gpio44>; +}; diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi index c113661a6668..62d7ee513549 100644 --- a/arch/arm/boot/dts/bcm283x.dtsi +++ b/arch/arm/boot/dts/bcm283x.dtsi @@ -336,7 +336,7 @@ spi: spi@7e204000 { status = "disabled"; }; - i2c0: i2c@7e205000 { + i2c0if: i2c@7e205000 { compatible = "brcm,bcm2835-i2c"; reg = <0x7e205000 0x200>; interrupts = <2 21>; @@ -346,6 +346,30 @@ i2c0: i2c@7e205000 { status = "disabled"; }; + i2c0mux: i2c0mux { + compatible = "i2c-mux-pinctrl"; + #address-cells = <1>; + #size-cells = <0>; + + i2c-parent = <&i2c0if>; + + pinctrl-names = "i2c0", "i2c_csi_dsi"; + + status = "disabled"; + + i2c0: i2c@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + }; + + i2c_csi_dsi: i2c@1 { + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + }; + }; + dpi: dpi@7e208000 { compatible = "brcm,bcm2835-dpi"; reg = <0x7e208000 0x8c>; diff --git a/arch/arm/boot/dts/overlays/Makefile b/arch/arm/boot/dts/overlays/Makefile new file mode 100644 index 000000000000..44aedc149ff0 --- /dev/null +++ b/arch/arm/boot/dts/overlays/Makefile @@ -0,0 +1,248 @@ +# Overlays for the Raspberry Pi platform + +dtb-$(CONFIG_ARCH_BCM2835) += overlay_map.dtb + +dtbo-$(CONFIG_ARCH_BCM2835) += \ + act-led.dtbo \ + adafruit18.dtbo \ + adau1977-adc.dtbo \ + adau7002-simple.dtbo \ + ads1015.dtbo \ + ads1115.dtbo \ + ads7846.dtbo \ + adv7282m.dtbo \ + adv728x-m.dtbo \ + akkordion-iqdacplus.dtbo \ + allo-boss-dac-pcm512x-audio.dtbo \ + allo-boss2-dac-audio.dtbo \ + allo-digione.dtbo \ + allo-katana-dac-audio.dtbo \ + allo-piano-dac-pcm512x-audio.dtbo \ + allo-piano-dac-plus-pcm512x-audio.dtbo \ + anyspi.dtbo \ + apds9960.dtbo \ + applepi-dac.dtbo \ + at86rf233.dtbo \ + audioinjector-addons.dtbo \ + audioinjector-isolated-soundcard.dtbo \ + audioinjector-ultra.dtbo \ + audioinjector-wm8731-audio.dtbo \ + audiosense-pi.dtbo \ + audremap.dtbo \ + balena-fin.dtbo \ + cap1106.dtbo \ + chipdip-dac.dtbo \ + cma.dtbo \ + dht11.dtbo \ + dionaudio-loco.dtbo \ + dionaudio-loco-v2.dtbo \ + disable-bt.dtbo \ + disable-wifi.dtbo \ + dpi18.dtbo \ + dpi18cpadhi.dtbo \ + dpi24.dtbo \ + draws.dtbo \ + dwc-otg.dtbo \ + dwc2.dtbo \ + edt-ft5406.dtbo \ + enc28j60.dtbo \ + enc28j60-spi2.dtbo \ + exc3000.dtbo \ + fe-pi-audio.dtbo \ + fsm-demo.dtbo \ + ghost-amp.dtbo \ + goodix.dtbo \ + googlevoicehat-soundcard.dtbo \ + gpio-fan.dtbo \ + gpio-ir.dtbo \ + gpio-ir-tx.dtbo \ + gpio-key.dtbo \ + gpio-led.dtbo \ + gpio-no-bank0-irq.dtbo \ + gpio-no-irq.dtbo \ + gpio-poweroff.dtbo \ + gpio-shutdown.dtbo \ + hd44780-lcd.dtbo \ + hdmi-backlight-hwhack-gpio.dtbo \ + hifiberry-amp.dtbo \ + hifiberry-amp100.dtbo \ + hifiberry-dac.dtbo \ + hifiberry-dacplus.dtbo \ + hifiberry-dacplusadc.dtbo \ + hifiberry-dacplusadcpro.dtbo \ + hifiberry-dacplusdsp.dtbo \ + hifiberry-dacplushd.dtbo \ + hifiberry-digi.dtbo \ + hifiberry-digi-pro.dtbo \ + highperi.dtbo \ + hy28a.dtbo \ + hy28b.dtbo \ + hy28b-2017.dtbo \ + i-sabre-q2m.dtbo \ + i2c-bcm2708.dtbo \ + i2c-gpio.dtbo \ + i2c-mux.dtbo \ + i2c-pwm-pca9685a.dtbo \ + i2c-rtc.dtbo \ + i2c-rtc-gpio.dtbo \ + i2c-sensor.dtbo \ + i2c0.dtbo \ + i2c1.dtbo \ + i2c3.dtbo \ + i2c4.dtbo \ + i2c5.dtbo \ + i2c6.dtbo \ + i2s-gpio28-31.dtbo \ + ilitek251x.dtbo \ + imx219.dtbo \ + imx290.dtbo \ + imx378.dtbo \ + imx477.dtbo \ + iqaudio-codec.dtbo \ + iqaudio-dac.dtbo \ + iqaudio-dacplus.dtbo \ + iqaudio-digi-wm8804-audio.dtbo \ + irs1125.dtbo \ + jedec-spi-nor.dtbo \ + justboom-both.dtbo \ + justboom-dac.dtbo \ + justboom-digi.dtbo \ + ltc294x.dtbo \ + max98357a.dtbo \ + maxtherm.dtbo \ + mbed-dac.dtbo \ + mcp23017.dtbo \ + mcp23s17.dtbo \ + mcp2515-can0.dtbo \ + mcp2515-can1.dtbo \ + mcp251xfd.dtbo \ + mcp3008.dtbo \ + mcp3202.dtbo \ + mcp342x.dtbo \ + media-center.dtbo \ + merus-amp.dtbo \ + midi-uart0.dtbo \ + midi-uart1.dtbo \ + midi-uart2.dtbo \ + midi-uart3.dtbo \ + midi-uart4.dtbo \ + midi-uart5.dtbo \ + minipitft13.dtbo \ + miniuart-bt.dtbo \ + mmc.dtbo \ + mpu6050.dtbo \ + mz61581.dtbo \ + ov5647.dtbo \ + ov7251.dtbo \ + ov9281.dtbo \ + papirus.dtbo \ + pca953x.dtbo \ + pcie-32bit-dma.dtbo \ + pibell.dtbo \ + pifacedigital.dtbo \ + pifi-40.dtbo \ + pifi-dac-hd.dtbo \ + pifi-dac-zero.dtbo \ + pifi-mini-210.dtbo \ + piglow.dtbo \ + piscreen.dtbo \ + piscreen2r.dtbo \ + pisound.dtbo \ + pitft22.dtbo \ + pitft28-capacitive.dtbo \ + pitft28-resistive.dtbo \ + pitft35-resistive.dtbo \ + pps-gpio.dtbo \ + pwm.dtbo \ + pwm-2chan.dtbo \ + pwm-ir-tx.dtbo \ + qca7000.dtbo \ + qca7000-uart0.dtbo \ + rotary-encoder.dtbo \ + rpi-backlight.dtbo \ + rpi-cirrus-wm5102.dtbo \ + rpi-dac.dtbo \ + rpi-display.dtbo \ + rpi-ft5406.dtbo \ + rpi-poe.dtbo \ + rpi-poe-plus.dtbo \ + rpi-proto.dtbo \ + rpi-sense.dtbo \ + rpi-tv.dtbo \ + rpivid-v4l2.dtbo \ + rra-digidac1-wm8741-audio.dtbo \ + sainsmart18.dtbo \ + sc16is750-i2c.dtbo \ + sc16is752-i2c.dtbo \ + sc16is752-spi0.dtbo \ + sc16is752-spi1.dtbo \ + sdhost.dtbo \ + sdio.dtbo \ + seeed-can-fd-hat-v1.dtbo \ + seeed-can-fd-hat-v2.dtbo \ + sh1106-spi.dtbo \ + si446x-spi0.dtbo \ + smi.dtbo \ + smi-dev.dtbo \ + smi-nand.dtbo \ + spi-gpio35-39.dtbo \ + spi-gpio40-45.dtbo \ + spi-rtc.dtbo \ + spi0-1cs.dtbo \ + spi0-2cs.dtbo \ + spi1-1cs.dtbo \ + spi1-2cs.dtbo \ + spi1-3cs.dtbo \ + spi2-1cs.dtbo \ + spi2-2cs.dtbo \ + spi2-3cs.dtbo \ + spi3-1cs.dtbo \ + spi3-2cs.dtbo \ + spi4-1cs.dtbo \ + spi4-2cs.dtbo \ + spi5-1cs.dtbo \ + spi5-2cs.dtbo \ + spi6-1cs.dtbo \ + spi6-2cs.dtbo \ + ssd1306.dtbo \ + ssd1306-spi.dtbo \ + ssd1331-spi.dtbo \ + ssd1351-spi.dtbo \ + superaudioboard.dtbo \ + sx150x.dtbo \ + tc358743.dtbo \ + tc358743-audio.dtbo \ + tinylcd35.dtbo \ + tpm-slb9670.dtbo \ + uart0.dtbo \ + uart1.dtbo \ + uart2.dtbo \ + uart3.dtbo \ + uart4.dtbo \ + uart5.dtbo \ + udrc.dtbo \ + ugreen-dabboard.dtbo \ + upstream.dtbo \ + upstream-pi4.dtbo \ + vc4-fkms-v3d.dtbo \ + vc4-fkms-v3d-pi4.dtbo \ + vc4-kms-dpi-at056tn53v1.dtbo \ + vc4-kms-dsi-7inch.dtbo \ + vc4-kms-dsi-lt070me05000.dtbo \ + vc4-kms-dsi-lt070me05000-v2.dtbo \ + vc4-kms-kippah-7inch.dtbo \ + vc4-kms-v3d.dtbo \ + vc4-kms-v3d-pi4.dtbo \ + vc4-kms-vga666.dtbo \ + vga666.dtbo \ + w1-gpio.dtbo \ + w1-gpio-pullup.dtbo \ + w5500.dtbo \ + wittypi.dtbo \ + wm8960-soundcard.dtbo + +targets += dtbs dtbs_install +targets += $(dtbo-y) + +always-y := $(dtbo-y) +clean-files := *.dtbo diff --git a/arch/arm/boot/dts/overlays/README b/arch/arm/boot/dts/overlays/README new file mode 100644 index 000000000000..eb2c9adfb1a8 --- /dev/null +++ b/arch/arm/boot/dts/overlays/README @@ -0,0 +1,3530 @@ +Introduction +============ + +This directory contains Device Tree overlays. Device Tree makes it possible +to support many hardware configurations with a single kernel and without the +need to explicitly load or blacklist kernel modules. Note that this isn't a +"pure" Device Tree configuration (c.f. MACH_BCM2835) - some on-board devices +are still configured by the board support code, but the intention is to +eventually reach that goal. + +On Raspberry Pi, Device Tree usage is controlled from /boot/config.txt. By +default, the Raspberry Pi kernel boots with device tree enabled. You can +completely disable DT usage (for now) by adding: + + device_tree= + +to your config.txt, which should cause your Pi to revert to the old way of +doing things after a reboot. + +In /boot you will find a .dtb for each base platform. This describes the +hardware that is part of the Raspberry Pi board. The loader (start.elf and its +siblings) selects the .dtb file appropriate for the platform by name, and reads +it into memory. At this point, all of the optional interfaces (i2c, i2s, spi) +are disabled, but they can be enabled using Device Tree parameters: + + dtparam=i2c=on,i2s=on,spi=on + +However, this shouldn't be necessary in many use cases because loading an +overlay that requires one of those interfaces will cause it to be enabled +automatically, and it is advisable to only enable interfaces if they are +needed. + +Configuring additional, optional hardware is done using Device Tree overlays +(see below). + +GPIO numbering uses the hardware pin numbering scheme (aka BCM scheme) and +not the physical pin numbers. + +raspi-config +============ + +The Advanced Options section of the raspi-config utility can enable and disable +Device Tree use, as well as toggling the I2C and SPI interfaces. Note that it +is possible to both enable an interface and blacklist the driver, if for some +reason you should want to defer the loading. + +Modules +======= + +As well as describing the hardware, Device Tree also gives enough information +to allow suitable driver modules to be located and loaded, with the corollary +that unneeded modules are not loaded. As a result it should be possible to +remove lines from /etc/modules, and /etc/modprobe.d/raspi-blacklist.conf can +have its contents deleted (or commented out). + +Using Overlays +============== + +Overlays are loaded using the "dtoverlay" config.txt setting. As an example, +consider I2C Real Time Clock drivers. In the pre-DT world these would be loaded +by writing a magic string comprising a device identifier and an I2C address to +a special file in /sys/class/i2c-adapter, having first loaded the driver for +the I2C interface and the RTC device - something like this: + + modprobe i2c-bcm2835 + modprobe rtc-ds1307 + echo ds1307 0x68 > /sys/class/i2c-adapter/i2c-1/new_device + +With DT enabled, this becomes a line in config.txt: + + dtoverlay=i2c-rtc,ds1307 + +This causes the file /boot/overlays/i2c-rtc.dtbo to be loaded and a "node" +describing the DS1307 I2C device to be added to the Device Tree for the Pi. By +default it usees address 0x68, but this can be modified with an additional DT +parameter: + + dtoverlay=i2c-rtc,ds1307,addr=0x68 + +Parameters usually have default values, although certain parameters are +mandatory. See the list of overlays below for a description of the parameters +and their defaults. + +Making new Overlays based on existing Overlays +============================================== + +Recent overlays have been designed in a more general way, so that they can be +adapted to hardware by changing their parameters. When you have additional +hardware with more than one device of a kind, you end up using the same overlay +multiple times with other parameters, e.g. + + # 2 CAN FD interfaces on spi but with different pins + dtoverlay=mcp251xfd,spi0-0,interrupt=25 + dtoverlay=mcp251xfd,spi0-1,interrupt=24 + + # a realtime clock on i2c + dtoverlay=i2c-rtc,pcf85063 + +While this approach does work, it requires knowledge about the hardware design. +It is more feasible to simplify things for the end user by providing a single +overlay as it is done the traditional way. + +A new overlay can be generated by using ovmerge utility. +https://github.com/raspberrypi/utils/blob/master/ovmerge/ovmerge + +To generate an overlay for the above configuration we pass the configuration +to ovmerge and add the -c flag. + + ovmerge -c mcp251xfd-overlay.dts,spi0-0,interrupt=25 \ + mcp251xfd-overlay.dts,spi0-1,interrupt=24 \ + i2c-rtc-overlay.dts,pcf85063 \ + >> merged-overlay.dts + +The -c option writes the command above as a comment into the overlay as +a marker that this overlay is generated and how it was generated. +After compiling the overlay it can be loaded in a single line. + + dtoverlay=merged + +It does the same as the original configuration but without parameters. + +The Overlay and Parameter Reference +=================================== + +N.B. When editing this file, please preserve the indentation levels to make it +simple to parse programmatically. NO HARD TABS. + + +Name: +Info: Configures the base Raspberry Pi hardware +Load: +Params: + ant1 Select antenna 1 (default). CM4 only. + + ant2 Select antenna 2. CM4 only. + + noant Disable both antennas. CM4 only. + + audio Set to "on" to enable the onboard ALSA audio + interface (default "off") + + axiperf Set to "on" to enable the AXI bus performance + monitors. + See /sys/kernel/debug/raspberrypi_axi_monitor + for the results. + + eee Enable Energy Efficient Ethernet support for + compatible devices (default "on"). See also + "tx_lpi_timer". Pi3B+ only. + + eth_downshift_after Set the number of auto-negotiation failures + after which the 1000Mbps modes are disabled. + Legal values are 2, 3, 4, 5 and 0, where + 0 means never downshift (default 2). Pi3B+ only. + + eth_led0 Set mode of LED0 - amber on Pi3B+ (default "1"), + green on Pi4 (default "0"). + The legal values are: + + Pi3B+ + + 0=link/activity 1=link1000/activity + 2=link100/activity 3=link10/activity + 4=link100/1000/activity 5=link10/1000/activity + 6=link10/100/activity 14=off 15=on + + Pi4 + + 0=Speed/Activity 1=Speed + 2=Flash activity 3=FDX + 4=Off 5=On + 6=Alt 7=Speed/Flash + 8=Link 9=Activity + + eth_led1 Set mode of LED1 - green on Pi3B+ (default "6"), + amber on Pi4 (default "8"). See eth_led0 for + legal values. + + eth_max_speed Set the maximum speed a link is allowed + to negotiate. Legal values are 10, 100 and + 1000 (default 1000). Pi3B+ only. + + i2c_arm Set to "on" to enable the ARM's i2c interface + (default "off") + + i2c_vc Set to "on" to enable the i2c interface + usually reserved for the VideoCore processor + (default "off") + + i2c An alias for i2c_arm + + i2c_arm_baudrate Set the baudrate of the ARM's i2c interface + (default "100000") + + i2c_vc_baudrate Set the baudrate of the VideoCore i2c interface + (default "100000") + + i2c_baudrate An alias for i2c_arm_baudrate + + i2s Set to "on" to enable the i2s interface + (default "off") + + krnbt Set to "on" to enable autoprobing of Bluetooth + driver without need of hciattach/btattach + (default "off") + + krnbt_baudrate Set the baudrate of the PL011 UART when used + with krnbt=on + + spi Set to "on" to enable the spi interfaces + (default "off") + + spi_dma4 Use to enable 40-bit DMA on spi interfaces + (the assigned value doesn't matter) + (2711 only) + + random Set to "on" to enable the hardware random + number generator (default "on") + + sd_overclock Clock (in MHz) to use when the MMC framework + requests 50MHz + + sd_poll_once Looks for a card once after booting. Useful + for network booting scenarios to avoid the + overhead of continuous polling. N.B. Using + this option restricts the system to using a + single card per boot (or none at all). + (default off) + + sd_force_pio Disable DMA support for SD driver (default off) + + sd_pio_limit Number of blocks above which to use DMA for + SD card (default 1) + + sd_debug Enable debug output from SD driver (default off) + + sdio_overclock Clock (in MHz) to use when the MMC framework + requests 50MHz for the SDIO/WLAN interface. + + tx_lpi_timer Set the delay in microseconds between going idle + and entering the low power state (default 600). + Requires EEE to be enabled - see "eee". + + uart0 Set to "off" to disable uart0 (default "on") + + uart1 Set to "on" or "off" to enable or disable uart1 + (default varies) + + watchdog Set to "on" to enable the hardware watchdog + (default "off") + + act_led_trigger Choose which activity the LED tracks. + Use "heartbeat" for a nice load indicator. + (default "mmc") + + act_led_activelow Set to "on" to invert the sense of the LED + (default "off") + N.B. For Pi 3B, 3B+, 3A+ and 4B, use the act-led + overlay. + + act_led_gpio Set which GPIO to use for the activity LED + (in case you want to connect it to an external + device) + (default "16" on a non-Plus board, "47" on a + Plus or Pi 2) + N.B. For Pi 3B, 3B+, 3A+ and 4B, use the act-led + overlay. + + pwr_led_trigger + pwr_led_activelow + pwr_led_gpio + As for act_led_*, but using the PWR LED. + Not available on Model A/B boards. + + N.B. It is recommended to only enable those interfaces that are needed. + Leaving all interfaces enabled can lead to unwanted behaviour (i2c_vc + interfering with Pi Camera, I2S and SPI hogging GPIO pins, etc.) + Note also that i2c, i2c_arm and i2c_vc are aliases for the physical + interfaces i2c0 and i2c1. Use of the numeric variants is still possible + but deprecated because the ARM/VC assignments differ between board + revisions. The same board-specific mapping applies to i2c_baudrate, + and the other i2c baudrate parameters. + + +Name: act-led +Info: Pi 3B, 3B+, 3A+ and 4B use a GPIO expander to drive the LEDs which can + only be accessed from the VPU. There is a special driver for this with a + separate DT node, which has the unfortunate consequence of breaking the + act_led_gpio and act_led_activelow dtparams. + This overlay changes the GPIO controller back to the standard one and + restores the dtparams. +Load: dtoverlay=act-led,= +Params: activelow Set to "on" to invert the sense of the LED + (default "off") + + gpio Set which GPIO to use for the activity LED + (in case you want to connect it to an external + device) + REQUIRED + + +Name: adafruit18 +Info: Overlay for the SPI-connected Adafruit 1.8" display (based on the + ST7735R chip). It includes support for the "green tab" version. +Load: dtoverlay=adafruit18,= +Params: green Use the adafruit18_green variant. + rotate Display rotation {0,90,180,270} + speed SPI bus speed in Hz (default 4000000) + fps Display frame rate in Hz + bgr Enable BGR mode (default off) + debug Debug output level {0-7} + dc_pin GPIO pin for D/C (default 24) + reset_pin GPIO pin for RESET (default 25) + led_pin GPIO used to control backlight (default 18) + + +Name: adau1977-adc +Info: Overlay for activation of ADAU1977 ADC codec over I2C for control + and I2S for data. +Load: dtoverlay=adau1977-adc +Params: + + +Name: adau7002-simple +Info: Overlay for the activation of ADAU7002 stereo PDM to I2S converter. +Load: dtoverlay=adau7002-simple,= +Params: card-name Override the default, "adau7002", card name. + + +Name: ads1015 +Info: Overlay for activation of Texas Instruments ADS1015 ADC over I2C +Load: dtoverlay=ads1015,= +Params: addr I2C bus address of device. Set based on how the + addr pin is wired. (default=0x48 assumes addr + is pulled to GND) + cha_enable Enable virtual channel a. (default=true) + cha_cfg Set the configuration for virtual channel a. + (default=4 configures this channel for the + voltage at A0 with respect to GND) + cha_datarate Set the datarate (samples/sec) for this channel. + (default=4 sets 1600 sps) + cha_gain Set the gain of the Programmable Gain + Amplifier for this channel. (default=2 sets the + full scale of the channel to 2.048 Volts) + + Channel (ch) parameters can be set for each enabled channel. + A maximum of 4 channels can be enabled (letters a thru d). + For more information refer to the device datasheet at: + http://www.ti.com/lit/ds/symlink/ads1015.pdf + + +Name: ads1115 +Info: Texas Instruments ADS1115 ADC +Load: dtoverlay=ads1115,[=] +Params: addr I2C bus address of device. Set based on how the + addr pin is wired. (default=0x48 assumes addr + is pulled to GND) + cha_enable Enable virtual channel a. + cha_cfg Set the configuration for virtual channel a. + (default=4 configures this channel for the + voltage at A0 with respect to GND) + cha_datarate Set the datarate (samples/sec) for this channel. + (default=7 sets 860 sps) + cha_gain Set the gain of the Programmable Gain + Amplifier for this channel. (Default 1 sets the + full scale of the channel to 4.096 Volts) + + Channel parameters can be set for each enabled channel. + A maximum of 4 channels can be enabled (letters a thru d). + For more information refer to the device datasheet at: + http://www.ti.com/lit/ds/symlink/ads1115.pdf + + +Name: ads7846 +Info: ADS7846 Touch controller +Load: dtoverlay=ads7846,= +Params: cs SPI bus Chip Select (default 1) + speed SPI bus speed (default 2MHz, max 3.25MHz) + penirq GPIO used for PENIRQ. REQUIRED + penirq_pull Set GPIO pull (default 0=none, 2=pullup) + swapxy Swap x and y axis + xmin Minimum value on the X axis (default 0) + ymin Minimum value on the Y axis (default 0) + xmax Maximum value on the X axis (default 4095) + ymax Maximum value on the Y axis (default 4095) + pmin Minimum reported pressure value (default 0) + pmax Maximum reported pressure value (default 65535) + xohms Touchpanel sensitivity (X-plate resistance) + (default 400) + + penirq is required and usually xohms (60-100) has to be set as well. + Apart from that, pmax (255) and swapxy are also common. + The rest of the calibration can be done with xinput-calibrator. + See: github.com/notro/fbtft/wiki/FBTFT-on-Raspian + Device Tree binding document: + www.kernel.org/doc/Documentation/devicetree/bindings/input/ads7846.txt + + +Name: adv7282m +Info: Analog Devices ADV7282M analogue video to CSI2 bridge. + Uses Unicam1, which is the standard camera connector on most Pi + variants. +Load: dtoverlay=adv7282m,= +Params: addr Overrides the I2C address (default 0x21) + + +Name: adv728x-m +Info: Analog Devices ADV728[0|1|2]-M analogue video to CSI2 bridges. + This is a wrapper for adv7282m, and defaults to ADV7282M. +Load: dtoverlay=adv728x-m,= +Params: addr Overrides the I2C address (default 0x21) + adv7280m Select ADV7280-M. + adv7281m Select ADV7281-M. + adv7281ma Select ADV7281-MA. + + +Name: akkordion-iqdacplus +Info: Configures the Digital Dreamtime Akkordion Music Player (based on the + OEM IQAudIO DAC+ or DAC Zero module). +Load: dtoverlay=akkordion-iqdacplus,= +Params: 24db_digital_gain Allow gain to be applied via the PCM512x codec + Digital volume control. Enable with + dtoverlay=akkordion-iqdacplus,24db_digital_gain + (The default behaviour is that the Digital + volume control is limited to a maximum of + 0dB. ie. it can attenuate but not provide + gain. For most users, this will be desired + as it will prevent clipping. By appending + the 24db_digital_gain parameter, the Digital + volume control will allow up to 24dB of + gain. If this parameter is enabled, it is the + responsibility of the user to ensure that + the Digital volume control is set to a value + that does not result in clipping/distortion!) + + +Name: allo-boss-dac-pcm512x-audio +Info: Configures the Allo Boss DAC audio cards. +Load: dtoverlay=allo-boss-dac-pcm512x-audio, +Params: 24db_digital_gain Allow gain to be applied via the PCM512x codec + Digital volume control. Enable with + "dtoverlay=allo-boss-dac-pcm512x-audio, + 24db_digital_gain" + (The default behaviour is that the Digital + volume control is limited to a maximum of + 0dB. ie. it can attenuate but not provide + gain. For most users, this will be desired + as it will prevent clipping. By appending + the 24db_digital_gain parameter, the Digital + volume control will allow up to 24dB of + gain. If this parameter is enabled, it is the + responsibility of the user to ensure that + the Digital volume control is set to a value + that does not result in clipping/distortion!) + slave Force Boss DAC into slave mode, using Pi a + master for bit clock and frame clock. Enable + with "dtoverlay=allo-boss-dac-pcm512x-audio, + slave" + + +Name: allo-boss2-dac-audio +Info: Configures the Allo Boss2 DAC audio card +Load: dtoverlay=allo-boss2-dac-audio +Params: + + +Name: allo-digione +Info: Configures the Allo Digione audio card +Load: dtoverlay=allo-digione +Params: + + +Name: allo-katana-dac-audio +Info: Configures the Allo Katana DAC audio card +Load: dtoverlay=allo-katana-dac-audio +Params: + + +Name: allo-piano-dac-pcm512x-audio +Info: Configures the Allo Piano DAC (2.0/2.1) audio cards. + (NB. This initial support is for 2.0 channel audio ONLY! ie. stereo. + The subwoofer outputs on the Piano 2.1 are not currently supported!) +Load: dtoverlay=allo-piano-dac-pcm512x-audio, +Params: 24db_digital_gain Allow gain to be applied via the PCM512x codec + Digital volume control. + (The default behaviour is that the Digital + volume control is limited to a maximum of + 0dB. ie. it can attenuate but not provide + gain. For most users, this will be desired + as it will prevent clipping. By appending + the 24db_digital_gain parameter, the Digital + volume control will allow up to 24dB of + gain. If this parameter is enabled, it is the + responsibility of the user to ensure that + the Digital volume control is set to a value + that does not result in clipping/distortion!) + + +Name: allo-piano-dac-plus-pcm512x-audio +Info: Configures the Allo Piano DAC (2.1) audio cards. +Load: dtoverlay=allo-piano-dac-plus-pcm512x-audio, +Params: 24db_digital_gain Allow gain to be applied via the PCM512x codec + Digital volume control. + (The default behaviour is that the Digital + volume control is limited to a maximum of + 0dB. ie. it can attenuate but not provide + gain. For most users, this will be desired + as it will prevent clipping. By appending + the 24db_digital_gain parameter, the Digital + volume control will allow up to 24dB of + gain. If this parameter is enabled, it is the + responsibility of the user to ensure that + the Digital volume control is set to a value + that does not result in clipping/distortion!) + glb_mclk This option is only with Kali board. If enabled, + MCLK for Kali is used and PLL is disabled for + better voice quality. (default Off) + + +Name: anyspi +Info: Universal device tree overlay for SPI devices + + Just specify the SPI address and device name ("compatible" property). + This overlay lacks any device-specific parameter support! + + For devices on spi1 or spi2, the interfaces should be enabled + with one of the spi1-1/2/3cs and/or spi2-1/2/3cs overlays. + + Examples: + 1. SPI NOR flash on spi0.1, maximum SPI clock frequency 45MHz: + dtoverlay=anyspi:spi0-1,dev="jedec,spi-nor",speed=45000000 + 2. MCP3204 ADC on spi1.2, maximum SPI clock frequency 500kHz: + dtoverlay=anyspi:spi1-2,dev="microchip,mcp3204" +Load: dtoverlay=anyspi,= +Params: spi- Configure device at spi, cs + (boolean, required) + dev Set device name to search compatible module + (string, required) + speed Set SPI clock frequency in Hz + (integer, optional, default 500000) + + +Name: apds9960 +Info: Configures the AVAGO APDS9960 digital proximity, ambient light, RGB and + gesture sensor +Load: dtoverlay=apds9960,= +Params: gpiopin GPIO used for INT (default 4) + noints Disable the interrupt GPIO line. + + +Name: applepi-dac +Info: Configures the Orchard Audio ApplePi-DAC audio card +Load: dtoverlay=applepi-dac +Params: + + +Name: at86rf233 +Info: Configures the Atmel AT86RF233 802.15.4 low-power WPAN transceiver, + connected to spi0.0 +Load: dtoverlay=at86rf233,= +Params: interrupt GPIO used for INT (default 23) + reset GPIO used for Reset (default 24) + sleep GPIO used for Sleep (default 25) + speed SPI bus speed in Hz (default 3000000) + trim Fine tuning of the internal capacitance + arrays (0=+0pF, 15=+4.5pF, default 15) + + +Name: audioinjector-addons +Info: Configures the audioinjector.net audio add on soundcards +Load: dtoverlay=audioinjector-addons,= +Params: non-stop-clocks Keeps the clocks running even when the stream + is paused or stopped (default off) + + +Name: audioinjector-isolated-soundcard +Info: Configures the audioinjector.net isolated soundcard +Load: dtoverlay=audioinjector-isolated-soundcard +Params: + + +Name: audioinjector-ultra +Info: Configures the audioinjector.net ultra soundcard +Load: dtoverlay=audioinjector-ultra +Params: + + +Name: audioinjector-wm8731-audio +Info: Configures the audioinjector.net audio add on soundcard +Load: dtoverlay=audioinjector-wm8731-audio +Params: + + +Name: audiosense-pi +Info: Configures the audiosense-pi add on soundcard + For more information refer to + https://gitlab.com/kakar0t/audiosense-pi +Load: dtoverlay=audiosense-pi +Params: + + +Name: audremap +Info: Switches PWM sound output to GPIOs on the 40-pin header +Load: dtoverlay=audremap,= +Params: swap_lr Reverse the channel allocation, which will also + swap the audio jack outputs (default off) + enable_jack Don't switch off the audio jack output + (default off) + pins_12_13 Select GPIOs 12 & 13 (default) + pins_18_19 Select GPIOs 18 & 19 + + +Name: balena-fin +Info: Overlay that enables WLAN, Bluetooth and the GPIO expander on the + balenaFin carrier board for the Raspberry Pi Compute Module 3/3+ Lite. +Load: dtoverlay=balena-fin +Params: + + +Name: bmp085_i2c-sensor +Info: This overlay is now deprecated - see i2c-sensor +Load: + + +Name: cap1106 +Info: Enables the ability to use the cap1106 touch sensor as a keyboard +Load: dtoverlay=cap1106,= +Params: int_pin GPIO pin for interrupt signal (default 23) + + +Name: chipdip-dac +Info: Configures Chip Dip audio cards. +Load: dtoverlay=chipdip-dac +Params: + + +Name: cma +Info: Set custom CMA sizes, only use if you know what you are doing, might + clash with other overlays like vc4-fkms-v3d and vc4-kms-v3d. +Load: dtoverlay=cma,= +Params: cma-512 CMA is 512MB (needs 1GB) + cma-448 CMA is 448MB (needs 1GB) + cma-384 CMA is 384MB (needs 1GB) + cma-320 CMA is 320MB (needs 1GB) + cma-256 CMA is 256MB (needs 1GB) + cma-192 CMA is 192MB (needs 1GB) + cma-128 CMA is 128MB + cma-96 CMA is 96MB + cma-64 CMA is 64MB + cma-size CMA size in bytes, 4MB aligned + cma-default Use upstream's default value + + +Name: dht11 +Info: Overlay for the DHT11/DHT21/DHT22 humidity/temperature sensors + Also sometimes found with the part number(s) AM230x. +Load: dtoverlay=dht11,= +Params: gpiopin GPIO connected to the sensor's DATA output. + (default 4) + + +Name: dionaudio-loco +Info: Configures the Dion Audio LOCO DAC-AMP +Load: dtoverlay=dionaudio-loco +Params: + + +Name: dionaudio-loco-v2 +Info: Configures the Dion Audio LOCO-V2 DAC-AMP +Load: dtoverlay=dionaudio-loco-v2,= +Params: 24db_digital_gain Allow gain to be applied via the PCM512x codec + Digital volume control. Enable with + "dtoverlay=hifiberry-dacplus,24db_digital_gain" + (The default behaviour is that the Digital + volume control is limited to a maximum of + 0dB. ie. it can attenuate but not provide + gain. For most users, this will be desired + as it will prevent clipping. By appending + the 24dB_digital_gain parameter, the Digital + volume control will allow up to 24dB of + gain. If this parameter is enabled, it is the + responsibility of the user to ensure that + the Digital volume control is set to a value + that does not result in clipping/distortion!) + + +Name: disable-bt +Info: Disable onboard Bluetooth on Pi 3B, 3B+, 3A+, 4B and Zero W, restoring + UART0/ttyAMA0 over GPIOs 14 & 15. + N.B. To disable the systemd service that initialises the modem so it + doesn't use the UART, use 'sudo systemctl disable hciuart'. +Load: dtoverlay=disable-bt +Params: + + +Name: disable-wifi +Info: Disable onboard WLAN on Pi 3B, 3B+, 3A+, 4B and Zero W. +Load: dtoverlay=disable-wifi +Params: + + +Name: dpi18 +Info: Overlay for a generic 18-bit DPI display + This uses GPIOs 0-21 (so no I2C, uart etc.), and activates the output + 2-3 seconds after the kernel has started. +Load: dtoverlay=dpi18 +Params: + + +Name: dpi18cpadhi +Info: Overlay for a generic 18-bit DPI display (in 'mode 6' connection scheme) + This uses GPIOs 0-9,12-17,20-25 (so no I2C, uart etc.), and activates + the output 3-3 seconds after the kernel has started. +Load: dtoverlay=dpi18cpadhi +Params: + + +Name: dpi24 +Info: Overlay for a generic 24-bit DPI display + This uses GPIOs 0-27 (so no I2C, uart etc.), and activates the output + 2-3 seconds after the kernel has started. +Load: dtoverlay=dpi24 +Params: + + +Name: draws +Info: Configures the NW Digital Radio DRAWS Hat + + The board includes an ADC to measure various board values and also + provides two analog user inputs on the expansion header. The ADC + can be configured for various sample rates and gain values to adjust + the input range. Tables describing the two parameters follow. + + ADC Gain Values: + 0 = +/- 6.144V + 1 = +/- 4.096V + 2 = +/- 2.048V + 3 = +/- 1.024V + 4 = +/- 0.512V + 5 = +/- 0.256V + 6 = +/- 0.256V + 7 = +/- 0.256V + + ADC Datarate Values: + 0 = 128sps + 1 = 250sps + 2 = 490sps + 3 = 920sps + 4 = 1600sps (default) + 5 = 2400sps + 6 = 3300sps + 7 = 3300sps +Load: dtoverlay=draws,= +Params: draws_adc_ch4_gain Sets the full scale resolution of the ADCs + input voltage sensor (default 1) + + draws_adc_ch4_datarate Sets the datarate of the ADCs input voltage + sensor + + draws_adc_ch5_gain Sets the full scale resolution of the ADCs + 5V rail voltage sensor (default 1) + + draws_adc_ch5_datarate Sets the datarate of the ADCs 4V rail voltage + sensor + + draws_adc_ch6_gain Sets the full scale resolution of the ADCs + AIN2 input (default 2) + + draws_adc_ch6_datarate Sets the datarate of the ADCs AIN2 input + + draws_adc_ch7_gain Sets the full scale resolution of the ADCs + AIN3 input (default 2) + + draws_adc_ch7_datarate Sets the datarate of the ADCs AIN3 input + + alsaname Name of the ALSA audio device (default "draws") + + +Name: dwc-otg +Info: Selects the dwc_otg USB controller driver which has fiq support. This + is the default on all except the Pi Zero which defaults to dwc2. +Load: dtoverlay=dwc-otg +Params: + + +Name: dwc2 +Info: Selects the dwc2 USB controller driver +Load: dtoverlay=dwc2,= +Params: dr_mode Dual role mode: "host", "peripheral" or "otg" + + g-rx-fifo-size Size of rx fifo size in gadget mode + + g-np-tx-fifo-size Size of non-periodic tx fifo size in gadget + mode + + +[ The ds1307-rtc overlay has been deleted. See i2c-rtc. ] + + +Name: edt-ft5406 +Info: Overlay for the EDT FT5406 touchscreen on the CSI/DSI I2C interface. + This works with the Raspberry Pi 7" touchscreen when not being polled + by the firmware. + You MUST use either "disable_touchscreen=1" or "ignore_lcd=1" in + config.txt to stop the firmware polling the touchscreen. +Load: dtoverlay=edt-ft5406,= +Params: sizex Touchscreen size x (default 800) + sizey Touchscreen size y (default 480) + invx Touchscreen inverted x axis + invy Touchscreen inverted y axis + swapxy Touchscreen swapped x y axis + + +Name: enc28j60 +Info: Overlay for the Microchip ENC28J60 Ethernet Controller on SPI0 +Load: dtoverlay=enc28j60,= +Params: int_pin GPIO used for INT (default 25) + + speed SPI bus speed (default 12000000) + + +Name: enc28j60-spi2 +Info: Overlay for the Microchip ENC28J60 Ethernet Controller on SPI2 +Load: dtoverlay=enc28j60-spi2,= +Params: int_pin GPIO used for INT (default 39) + + speed SPI bus speed (default 12000000) + + +Name: exc3000 +Info: Enables I2C connected EETI EXC3000 multiple touch controller using + GPIO 4 (pin 7 on GPIO header) for interrupt. +Load: dtoverlay=exc3000,= +Params: interrupt GPIO used for interrupt (default 4) + sizex Touchscreen size x (default 4096) + sizey Touchscreen size y (default 4096) + invx Touchscreen inverted x axis + invy Touchscreen inverted y axis + swapxy Touchscreen swapped x y axis + + +Name: fe-pi-audio +Info: Configures the Fe-Pi Audio Sound Card +Load: dtoverlay=fe-pi-audio +Params: + + +Name: fsm-demo +Info: A demonstration of the gpio-fsm driver. The GPIOs are chosen to work + nicely with a "traffic-light" display of red, amber and green LEDs on + GPIOs 7, 8 and 25 respectively. +Load: dtoverlay=fsm-demo,= +Params: fsm_debug Enable debug logging (default off) + + +Name: ghost-amp +Info: An overlay for the Ghost amplifier. +Load: dtoverlay=ghost-amp,= +Params: fsm_debug Enable debug logging of the GPIO FSM (default + off) + + +Name: goodix +Info: Enables I2C connected Goodix gt9271 multiple touch controller using + GPIOs 4 and 17 (pins 7 and 11 on GPIO header) for interrupt and reset. +Load: dtoverlay=goodix,= +Params: interrupt GPIO used for interrupt (default 4) + reset GPIO used for reset (default 17) + + +Name: googlevoicehat-soundcard +Info: Configures the Google voiceHAT soundcard +Load: dtoverlay=googlevoicehat-soundcard +Params: + + +Name: gpio-fan +Info: Configure a GPIO pin to control a cooling fan. +Load: dtoverlay=gpio-fan,= +Params: gpiopin GPIO used to control the fan (default 12) + temp Temperature at which the fan switches on, in + millicelcius (default 55000) + + +Name: gpio-ir +Info: Use GPIO pin as rc-core style infrared receiver input. The rc-core- + based gpio_ir_recv driver maps received keys directly to a + /dev/input/event* device, all decoding is done by the kernel - LIRC is + not required! The key mapping and other decoding parameters can be + configured by "ir-keytable" tool. +Load: dtoverlay=gpio-ir,= +Params: gpio_pin Input pin number. Default is 18. + + gpio_pull Desired pull-up/down state (off, down, up) + Default is "up". + + invert "1" = invert the input (active-low signalling). + "0" = non-inverted input (active-high + signalling). Default is "1". + + rc-map-name Default rc keymap (can also be changed by + ir-keytable), defaults to "rc-rc6-mce" + + +Name: gpio-ir-tx +Info: Use GPIO pin as bit-banged infrared transmitter output. + This is an alternative to "pwm-ir-tx". gpio-ir-tx doesn't require + a PWM so it can be used together with onboard analog audio. +Load: dtoverlay=gpio-ir-tx,= +Params: gpio_pin Output GPIO (default 18) + + invert "1" = invert the output (make it active-low). + Default is "0" (active-high). + + +Name: gpio-key +Info: This is a generic overlay for activating GPIO keypresses using + the gpio-keys library and this dtoverlay. Multiple keys can be + set up using multiple calls to the overlay for configuring + additional buttons or joysticks. You can see available keycodes + at https://github.com/torvalds/linux/blob/v4.12/include/uapi/ + linux/input-event-codes.h#L64 +Load: dtoverlay=gpio-key,= +Params: gpio GPIO pin to trigger on (default 3) + active_low When this is 1 (active low), a falling + edge generates a key down event and a + rising edge generates a key up event. + When this is 0 (active high), this is + reversed. The default is 1 (active low) + gpio_pull Desired pull-up/down state (off, down, up) + Default is "up". Note that the default pin + (GPIO3) has an external pullup + label Set a label for the key + keycode Set the key code for the button + + + +Name: gpio-led +Info: This is a generic overlay for activating LEDs (or any other component) + by a GPIO pin. Multiple LEDs can be set up using multiple calls to the + overlay. While there are many existing methods to activate LEDs on the + RPi, this method offers some advantages: + 1) Does not require any userspace programs. + 2) LEDs can be connected to the kernel's led-trigger framework, + and drive the LED based on triggers such as cpu load, heartbeat, + kernel panic, key input, timers and others. + 3) LED can be tied to the input state of another GPIO pin. + 4) The LED is setup early during the kernel boot process (useful + for cpu/heartbeat/panic triggers). + + Typical electrical connection is: + RPI-GPIO.19 -> LED -> 300ohm resister -> RPI-GND + The GPIO pin number can be changed with the 'gpio=' parameter. + + To control an LED from userspace, write a 0 or 1 value: + echo 1 > /sys/class/leds/myled1/brightness + The 'myled1' name can be changed with the 'label=' parameter. + + To connect the LED to a kernel trigger from userspace: + echo cpu > /sys/class/leds/myled1/trigger + echo heartbeat > /sys/class/leds/myled1/trigger + echo none > /sys/class/leds/myled1/trigger + To connect the LED to GPIO.26 pin (physical pin 37): + echo gpio > /sys/class/leds/myled1/trigger + echo 26 > /sys/class/leds/myled1/gpio + Available triggers: + cat /sys/class/leds/myled1/trigger + + More information about the Linux kernel LED/Trigger system: + https://www.kernel.org/doc/Documentation/leds/leds-class.rst + https://www.kernel.org/doc/Documentation/leds/ledtrig-oneshot.rst +Load: dtoverlay=gpio-led,= +Params: gpio GPIO pin connected to the LED (default 19) + label The label for this LED. It will appear under + /sys/class/leds/