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Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-1015-ARM-dts-Add-bcm2711-rpi-400.dts.patch')
-rw-r--r--target/linux/bcm27xx/patches-5.4/950-1015-ARM-dts-Add-bcm2711-rpi-400.dts.patch627
1 files changed, 627 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-1015-ARM-dts-Add-bcm2711-rpi-400.dts.patch b/target/linux/bcm27xx/patches-5.4/950-1015-ARM-dts-Add-bcm2711-rpi-400.dts.patch
new file mode 100644
index 0000000000..444c7ae3bb
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-1015-ARM-dts-Add-bcm2711-rpi-400.dts.patch
@@ -0,0 +1,627 @@
+From 37034aa6ba14c346f67e8b99a317c45e40f0a2eb Mon Sep 17 00:00:00 2001
+From: Phil Elwell <phil@raspberrypi.com>
+Date: Tue, 14 Jul 2020 14:21:33 +0100
+Subject: [PATCH] ARM: dts: Add bcm2711-rpi-400.dts
+
+Signed-off-by: Phil Elwell <phil@raspberrypi.com>
+---
+ arch/arm/boot/dts/Makefile | 1 +
+ arch/arm/boot/dts/bcm2711-rpi-400.dts | 585 ++++++++++++++++++
+ arch/arm64/boot/dts/broadcom/Makefile | 1 +
+ .../boot/dts/broadcom/bcm2711-rpi-400.dts | 1 +
+ 4 files changed, 588 insertions(+)
+ create mode 100644 arch/arm/boot/dts/bcm2711-rpi-400.dts
+ create mode 100644 arch/arm64/boot/dts/broadcom/bcm2711-rpi-400.dts
+
+--- a/arch/arm/boot/dts/Makefile
++++ b/arch/arm/boot/dts/Makefile
+@@ -12,6 +12,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
+ bcm2710-rpi-3-b.dtb \
+ bcm2710-rpi-3-b-plus.dtb \
+ bcm2711-rpi-4-b.dtb \
++ bcm2711-rpi-400.dtb \
+ bcm2710-rpi-cm3.dtb \
+ bcm2711-rpi-cm4.dtb
+
+--- /dev/null
++++ b/arch/arm/boot/dts/bcm2711-rpi-400.dts
+@@ -0,0 +1,585 @@
++// SPDX-License-Identifier: GPL-2.0
++/dts-v1/;
++#include "bcm2711.dtsi"
++#include "bcm2835-rpi.dtsi"
++
++/ {
++ compatible = "raspberrypi,400", "brcm,bcm2711";
++ model = "Raspberry Pi 400";
++
++ 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;
++ };
++
++ leds {
++ act {
++ gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
++ };
++
++ 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";
++ };
++};
++
++&firmware {
++ 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",
++ "CAM_GPIO",
++ "SD_PWR_ON",
++ "SD_OC_N";
++ status = "okay";
++ };
++};
++
++&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";
++};
++
++&pwm1 {
++ pinctrl-names = "default";
++ pinctrl-0 = <&pwm1_0_gpio40 &pwm1_1_gpio41>;
++ status = "okay";
++};
++
++/* 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>;
++ 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>;
++ };
++};
++
++/* 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 = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
++};
++
++// =============================================
++// Downstream rpi- changes
++
++#include "bcm270x.dtsi"
++#include "bcm271x-rpi-bt.dtsi"
++
++/ {
++ soc {
++ /delete-node/ pixelvalve@7e807000;
++ /delete-node/ hdmi@7e902000;
++ };
++};
++
++#include "bcm2711-rpi.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 snd_bcm2835.enable_headphones=1";
++ };
++
++ aliases {
++ serial0 = &uart1;
++ serial1 = &uart0;
++ mmc0 = &emmc2;
++ mmc1 = &mmcnr;
++ mmc2 = &sdhost;
++ /delete-property/ i2c2;
++ i2c3 = &i2c3;
++ i2c4 = &i2c4;
++ i2c5 = &i2c5;
++ i2c6 = &i2c6;
++ /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 = <BCM2835_FSEL_ALT0>;
++ };
++
++ spi0_cs_pins: spi0_cs_pins {
++ brcm,pins = <8 7>;
++ brcm,function = <BCM2835_FSEL_GPIO_OUT>;
++ };
++
++ spi3_pins: spi3_pins {
++ brcm,pins = <1 2 3>;
++ brcm,function = <BCM2835_FSEL_ALT3>;
++ };
++
++ spi3_cs_pins: spi3_cs_pins {
++ brcm,pins = <0 24>;
++ brcm,function = <BCM2835_FSEL_GPIO_OUT>;
++ };
++
++ spi4_pins: spi4_pins {
++ brcm,pins = <5 6 7>;
++ brcm,function = <BCM2835_FSEL_ALT3>;
++ };
++
++ spi4_cs_pins: spi4_cs_pins {
++ brcm,pins = <4 25>;
++ brcm,function = <BCM2835_FSEL_GPIO_OUT>;
++ };
++
++ spi5_pins: spi5_pins {
++ brcm,pins = <13 14 15>;
++ brcm,function = <BCM2835_FSEL_ALT3>;
++ };
++
++ spi5_cs_pins: spi5_cs_pins {
++ brcm,pins = <12 26>;
++ brcm,function = <BCM2835_FSEL_GPIO_OUT>;
++ };
++
++ spi6_pins: spi6_pins {
++ brcm,pins = <19 20 21>;
++ brcm,function = <BCM2835_FSEL_ALT3>;
++ };
++
++ spi6_cs_pins: spi6_cs_pins {
++ brcm,pins = <18 27>;
++ brcm,function = <BCM2835_FSEL_GPIO_OUT>;
++ };
++
++ i2c0_pins: i2c0 {
++ brcm,pins = <0 1>;
++ brcm,function = <BCM2835_FSEL_ALT0>;
++ brcm,pull = <BCM2835_PUD_UP>;
++ };
++
++ i2c1_pins: i2c1 {
++ brcm,pins = <2 3>;
++ brcm,function = <BCM2835_FSEL_ALT0>;
++ brcm,pull = <BCM2835_PUD_UP>;
++ };
++
++ i2c3_pins: i2c3 {
++ brcm,pins = <4 5>;
++ brcm,function = <BCM2835_FSEL_ALT5>;
++ brcm,pull = <BCM2835_PUD_UP>;
++ };
++
++ i2c4_pins: i2c4 {
++ brcm,pins = <8 9>;
++ brcm,function = <BCM2835_FSEL_ALT5>;
++ brcm,pull = <BCM2835_PUD_UP>;
++ };
++
++ i2c5_pins: i2c5 {
++ brcm,pins = <12 13>;
++ brcm,function = <BCM2835_FSEL_ALT5>;
++ brcm,pull = <BCM2835_PUD_UP>;
++ };
++
++ i2c6_pins: i2c6 {
++ brcm,pins = <22 23>;
++ brcm,function = <BCM2835_FSEL_ALT5>;
++ brcm,pull = <BCM2835_PUD_UP>;
++ };
++
++ i2s_pins: i2s {
++ brcm,pins = <18 19 20 21>;
++ brcm,function = <BCM2835_FSEL_ALT0>;
++ };
++
++ sdio_pins: sdio_pins {
++ brcm,pins = <34 35 36 37 38 39>;
++ brcm,function = <BCM2835_FSEL_ALT3>; // 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 = <BCM2835_FSEL_ALT3>;
++ brcm,pull = <0 2>;
++ };
++
++ uart1_pins: uart1_pins {
++ brcm,pins;
++ brcm,function;
++ brcm,pull;
++ };
++
++ uart2_pins: uart2_pins {
++ brcm,pins = <0 1>;
++ brcm,function = <BCM2835_FSEL_ALT4>;
++ brcm,pull = <0 2>;
++ };
++
++ uart3_pins: uart3_pins {
++ brcm,pins = <4 5>;
++ brcm,function = <BCM2835_FSEL_ALT4>;
++ brcm,pull = <0 2>;
++ };
++
++ uart4_pins: uart4_pins {
++ brcm,pins = <8 9>;
++ brcm,function = <BCM2835_FSEL_ALT4>;
++ brcm,pull = <0 2>;
++ };
++
++ uart5_pins: uart5_pins {
++ brcm,pins = <12 13>;
++ brcm,function = <BCM2835_FSEL_ALT4>;
++ 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>;
++};
++
++/ {
++ __overrides__ {
++ /delete-property/ i2c2_baudrate;
++ /delete-property/ i2c2_iknowwhatimdoing;
++ };
++};
++
++&firmwarekms {
++ compatible = "raspberrypi,rpi-firmware-kms-2711";
++};
++
++// =============================================
++// Board specific stuff here
++
++/ {
++ 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>;
++ };
++
++ power_ctrl: power_ctrl {
++ compatible = "gpio-poweroff";
++ gpios = <&expgpio 5 0>;
++ force;
++ };
++};
++
++&sdhost {
++ status = "disabled";
++};
++
++&emmc2 {
++ vmmc-supply = <&sd_vcc_reg>;
++};
++
++&phy1 {
++ led-modes = <0x00 0x08>; /* link/activity link */
++};
++
++&gpio {
++ audio_pins: audio_pins {
++ brcm,pins = <40 41>;
++ brcm,function = <4>;
++ };
++};
++
++&leds {
++ act_led: act {
++ label = "led0";
++ linux,default-trigger = "default-on";
++ default-state = "on";
++ gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
++ };
++
++ pwr_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>;
++};
++
++&vc4 {
++ status = "disabled";
++};
++
++&pixelvalve0 {
++ status = "disabled";
++};
++
++&pixelvalve1 {
++ status = "disabled";
++};
++
++&pixelvalve2 {
++ status = "disabled";
++};
++
++&pixelvalve3 {
++ status = "disabled";
++};
++
++&pixelvalve4 {
++ status = "disabled";
++};
++
++&hdmi0 {
++ status = "disabled";
++};
++
++&ddc0 {
++ status = "disabled";
++};
++
++&hdmi1 {
++ status = "disabled";
++};
++
++&ddc1 {
++ status = "disabled";
++};
++
++/ {
++ __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>;
++ };
++};
+--- a/arch/arm64/boot/dts/broadcom/Makefile
++++ b/arch/arm64/boot/dts/broadcom/Makefile
+@@ -7,6 +7,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rp
+ dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-3-b.dtb
+ dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-3-b-plus.dtb
+ dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-4-b.dtb
++dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-400.dtb
+ dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-cm3.dtb
+ dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-cm4.dtb
+
+--- /dev/null
++++ b/arch/arm64/boot/dts/broadcom/bcm2711-rpi-400.dts
+@@ -0,0 +1 @@
++#include "../../../../arm/boot/dts/bcm2711-rpi-400.dts"
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