From dc1156479b5bf177ecb403e11fe990af5db54394 Mon Sep 17 00:00:00 2001 From: peterharperuk <77111776+peterharperuk@users.noreply.github.com> Date: Mon, 13 Dec 2021 14:00:35 +0000 Subject: [PATCH] ARM: dts: Create bcm2711-rpi-cm4s.dts (#4761) Signed-off-by: Peter Harper --- arch/arm/boot/dts/Makefile | 3 +- arch/arm/boot/dts/bcm2711-rpi-cm4s.dts | 398 +++++++++++++++++++++++++ 2 files changed, 400 insertions(+), 1 deletion(-) create mode 100644 arch/arm/boot/dts/bcm2711-rpi-cm4s.dts --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -16,7 +16,8 @@ dtb-$(CONFIG_ARCH_BCM2835) += \ bcm2711-rpi-4-b.dtb \ bcm2711-rpi-400.dtb \ bcm2710-rpi-cm3.dtb \ - bcm2711-rpi-cm4.dtb + bcm2711-rpi-cm4.dtb \ + bcm2711-rpi-cm4s.dtb dtb-$(CONFIG_ARCH_ALPINE) += \ alpine-db.dtb --- /dev/null +++ b/arch/arm/boot/dts/bcm2711-rpi-cm4s.dts @@ -0,0 +1,398 @@ +// SPDX-License-Identifier: GPL-2.0 +/dts-v1/; +#include "bcm2711.dtsi" +#include "bcm2711-rpi.dtsi" + +/ { + compatible = "raspberrypi,4-compute-module-s", "brcm,bcm2711"; + model = "Raspberry Pi Compute Module 4S"; + + chosen { + /* 8250 auxiliary UART instead of pl011 */ + stdout-path = "serial1:115200n8"; + }; + + leds { + led-act { + gpios = <&virtgpio 0 0>; + }; + }; +}; + +&ddc0 { + 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", + "GPIO28", + "GPIO29", + "GPIO30", + "GPIO31", + "GPIO32", + "GPIO33", + "GPIO34", + "GPIO35", + "GPIO36", + "GPIO37", + "GPIO38", + "GPIO39", + "PWM0_MISO", + "PWM1_MOSI", + "GPIO42", + "GPIO43", + "GPIO44", + "GPIO45"; +}; + +&hdmi0 { + status = "okay"; +}; + +&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"; +}; + +/* EMMC2 is used to drive the EMMC card */ +&emmc2 { + bus-width = <8>; + broken-cd; + status = "okay"; +}; + +&pcie0 { + status = "disabled"; +}; + +&vchiq { + interrupts = ; +}; + +&vc4 { + status = "okay"; +}; + +&vec { + status = "disabled"; +}; + +// ============================================= +// Downstream rpi- changes + +#define BCM2711 + +#include "bcm270x.dtsi" +#include "bcm2711-rpi-ds.dtsi" + +/ { + soc { + /delete-node/ pixelvalve@7e807000; + /delete-node/ hdmi@7e902000; + + virtgpio: virtgpio { + compatible = "brcm,bcm2835-virtgpio"; + gpio-controller; + #gpio-cells = <2>; + firmware = <&firmware>; + status = "okay"; + }; + }; +}; + +#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 = &uart0; + mmc0 = &emmc2; + mmc1 = &mmcnr; + mmc2 = &sdhost; + i2c3 = &i2c3; + i2c4 = &i2c4; + i2c5 = &i2c5; + i2c6 = &i2c6; + spi3 = &spi3; + spi4 = &spi4; + spi5 = &spi5; + spi6 = &spi6; + /delete-property/ intc; + }; + + /delete-node/ wifi-pwrseq; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_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>; + }; +}; + +&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>; + }; + + uart0_pins: uart0_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"; +}; + +&gpio { + audio_pins: audio_pins { + brcm,pins = <>; + brcm,function = <>; + }; +}; + +&leds { + act_led: led-act { + label = "led0"; + linux,default-trigger = "mmc0"; + }; +}; + +&pwm1 { + status = "disabled"; +}; + +&audio { + pinctrl-names = "default"; + pinctrl-0 = <&audio_pins>; + brcm,disable-headphones = <1>; +}; + +/ { + __overrides__ { + act_led_gpio = <&act_led>,"gpios:4"; + act_led_activelow = <&act_led>,"gpios:8"; + act_led_trigger = <&act_led>,"linux,default-trigger"; + + sd_poll_once = <&emmc2>, "non-removable?"; + spi_dma4 = <&spi0>, "dmas:0=", <&dma40>, + <&spi0>, "dmas:8=", <&dma40>; + }; +};