From f5919b65d4c671fd5083838c7a445f319f9a13c8 Mon Sep 17 00:00:00 2001 From: Stijn Tintel Date: Sat, 10 Nov 2018 13:03:18 +0200 Subject: brcm2708: add kernel 4.14 support Patch generation process: - rebase rpi/rpi-4.14.y on v4.14.89 from linux-stable - git format-patch v4.14.89 Patches skipped during rebase: - lan78xx: Read MAC address from DT if present - lan78xx: Enable LEDs and auto-negotiation - Revert "softirq: Let ksoftirqd do its job" - sc16is7xx: Fix for multi-channel stall - lan78xx: Ignore DT MAC address if already valid - lan78xx: Simple patch to prevent some crashes - tcp_write_queue_purge clears all the SKBs in the write queue - Revert "lan78xx: Simple patch to prevent some crashes" - lan78xx: Connect phy early - Arm: mm: ftrace: Only set text back to ro after kernel has been marked ro - Revert "Revert "softirq: Let ksoftirqd do its job"" - ASoC: cs4265: SOC_SINGLE register value error fix - Revert "ASoC: cs4265: SOC_SINGLE register value error fix" - Revert "net: pskb_trim_rcsum() and CHECKSUM_COMPLETE are friends" - Revert "Revert "net: pskb_trim_rcsum() and CHECKSUM_COMPLETE are friends"" Patches dropped after rebase: - net: Add non-mainline source for rtl8192cu wlan - net: Fix rtl8192cu build errors on other platforms - brcm: adds support for BCM43341 wifi - brcmfmac: Mute expected startup 'errors' - ARM64: Fix build break for RTL8187/RTL8192CU wifi - ARM64: Enable RTL8187/RTL8192CU wifi in build config - This is the driver for Sony CXD2880 DVB-T2/T tuner + demodulator - brcmfmac: add CLM download support - brcmfmac: request_firmware_direct is quieter - Sets the BCDC priority to constant 0 - brcmfmac: Disable ARP offloading when promiscuous - brcmfmac: Avoid possible out-of-bounds read - brcmfmac: Delete redundant length check - net: rtl8192cu: Normalize indentation - net: rtl8192cu: Fix implicit fallthrough warnings - Revert "Sets the BCDC priority to constant 0" - media: cxd2880: Bump to match 4.18.y version - media: cxd2880-spi: Bump to match 4.18.y version - Revert "mm: alloc_contig: re-allow CMA to compact FS pages" - Revert "Revert "mm: alloc_contig: re-allow CMA to compact FS pages"" - cxd2880: CXD2880_SPI_DRV should select DVB_CXD2880 with MEDIA_SUBDRV_AUTOSELECT - 950-0421-HID-hid-bigbenff-driver-for-BigBen-Interactive-PS3OF.patch - 950-0453-Add-hid-bigbenff-to-list-of-have_special_driver-for-.patch Make I2C built-in instead of modular as in upstream defconfig; also the easiest way to get MFD_ARIZONA enabled, which is required by kmod-sound-soc-rpi-cirrus. Add missing compatible strings from 4.9/960-add-rasbperrypi-compatible.patch, using upstream names for compute modules. Add extra patch to enable the LEDs on lan78xx. Compile-tested: bcm2708, bcm2709, bcm2710 (with CONFIG_ALL_KMODS=y) Runtime-tested: bcm2708, bcm2710 Signed-off-by: Stijn Tintel --- .../950-0417-BCM270X_DT-Add-gpio-fan-overlay.patch | 114 +++++++++++++++++++++ 1 file changed, 114 insertions(+) create mode 100644 target/linux/brcm2708/patches-4.14/950-0417-BCM270X_DT-Add-gpio-fan-overlay.patch (limited to 'target/linux/brcm2708/patches-4.14/950-0417-BCM270X_DT-Add-gpio-fan-overlay.patch') diff --git a/target/linux/brcm2708/patches-4.14/950-0417-BCM270X_DT-Add-gpio-fan-overlay.patch b/target/linux/brcm2708/patches-4.14/950-0417-BCM270X_DT-Add-gpio-fan-overlay.patch new file mode 100644 index 0000000000..4e7f3641be --- /dev/null +++ b/target/linux/brcm2708/patches-4.14/950-0417-BCM270X_DT-Add-gpio-fan-overlay.patch @@ -0,0 +1,114 @@ +From 498dfe7d12a047e4a3b466683b0b8138ea74ed9b Mon Sep 17 00:00:00 2001 +From: Phil Elwell +Date: Tue, 18 Sep 2018 11:08:07 +0100 +Subject: [PATCH 417/454] BCM270X_DT: Add gpio-fan overlay + +Signed-off-by: Phil Elwell +--- + arch/arm/boot/dts/overlays/Makefile | 1 + + arch/arm/boot/dts/overlays/README | 8 +++ + .../boot/dts/overlays/gpio-fan-overlay.dts | 71 +++++++++++++++++++ + 3 files changed, 80 insertions(+) + create mode 100644 arch/arm/boot/dts/overlays/gpio-fan-overlay.dts + +--- a/arch/arm/boot/dts/overlays/Makefile ++++ b/arch/arm/boot/dts/overlays/Makefile +@@ -35,6 +35,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ + fe-pi-audio.dtbo \ + goodix.dtbo \ + googlevoicehat-soundcard.dtbo \ ++ gpio-fan.dtbo \ + gpio-ir.dtbo \ + gpio-ir-tx.dtbo \ + gpio-key.dtbo \ +--- a/arch/arm/boot/dts/overlays/README ++++ b/arch/arm/boot/dts/overlays/README +@@ -563,6 +563,14 @@ Load: dtoverlay=googlevoicehat-soundca + 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/null ++++ b/arch/arm/boot/dts/overlays/gpio-fan-overlay.dts +@@ -0,0 +1,71 @@ ++/* ++ * Overlay for the Raspberry Pi GPIO Fan @ BCM GPIO12. ++ * Optional parameters: ++ * - "gpiopin" - default GPIO12 ++ * - "temp" - default 55000 ++ * Requires: ++ * - kernel configurations: CONFIG_SENSORS_GPIO_FAN=m and CONFIG_SENSORS_PWM_FAN=m; ++ * - kernel rebuid; ++ * - DC Fan connected to GPIO via a N-MOSFET (2N7002) ++ * ++ * ┌─────────────────────┐ ++ * │Fan negative terminal│ ++ * └┬────────────────────┘ ++ * │ ++ * │──┘ ++ * [GPIO12]──────┤ │<─┐ 2N7002 ++ * │──┤ ++ * │ ++ * ─┴─ ++ * GND ++ * ++ * sudo dtc -W no-unit_address_vs_reg -@ -I dts -O dtb -o /boot/overlays/gpio-fan.dtbo gpio-fan.dts ++ * sudo nano /boot/config.txt add "dtoverlay=gpio-fan" or "dtoverlay=gpio-fan,gpiopin=12,temp=45000" ++ * or ++ * sudo sh -c "echo '\n# Enable PI GPIO-Fan\ndtoverlay=gpio-fan\n' >> /boot/config.txt" ++ * sudo sh -c "echo '\n# Enable PI GPIO-Fan\ndtoverlay=gpio-fan,gpiopin=12\n' >> /boot/config.txt" ++ * ++ */ ++/dts-v1/; ++/plugin/; ++ ++/ { ++ compatible = "brcm,bcm2708"; ++ ++ fragment@0 { ++ target-path = "/"; ++ __overlay__ { ++ fan0: gpio-fan@0 { ++ compatible = "gpio-fan"; ++ gpios = <&gpio 12 1>; ++ gpio-fan,speed-map = <0 0>, ++ <5000 1>; ++ #cooling-cells = <2>; ++ }; ++ }; ++ }; ++ ++ fragment@1 { ++ target = <&cpu_thermal>; ++ polling-delay = <2000>; /* milliseconds */ ++ __overlay__ { ++ trips { ++ cpu_hot: trip-point@0 { ++ temperature = <55000>; /* (millicelsius) Fan started at 55°C */ ++ hysteresis = <5000>; /* (millicelsius) Fan stopped at 50°C */ ++ type = "active"; ++ }; ++ }; ++ cooling-maps { ++ map0 { ++ trip = <&cpu_hot>; ++ cooling-device = <&fan0 1 1>; ++ }; ++ }; ++ }; ++ }; ++ __overrides__ { ++ gpiopin = <&fan0>,"gpios:4", <&fan0>,"brcm,pins:0"; ++ temp = <&cpu_hot>,"temperature:0"; ++ }; ++}; -- cgit v1.2.3