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ARM: dts: Add CM0 dts file
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
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‎arch/arm/boot/dts/broadcom/Makefile

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@@ -66,6 +66,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
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bcm2710-rpi-3-b.dtb \
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bcm2710-rpi-3-b-plus.dtb \
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bcm2709-rpi-cm2.dtb \
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bcm2710-rpi-cm0.dtb \
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bcm2710-rpi-cm3.dtb \
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bcm2711-rpi-cm4.dtb \
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bcm2711-rpi-cm4s.dtb

‎arch/arm/boot/dts/broadcom/bcm2710-rpi-cm0.dts

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/dts-v1/;
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#include "bcm2710.dtsi"
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#include "bcm2709-rpi.dtsi"
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#include "bcm283x-rpi-csi1-2lane.dtsi"
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#include "bcm283x-rpi-i2c0mux_0_44.dtsi"
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#include "bcm2708-rpi-bt.dtsi"
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#include "bcm283x-rpi-led-deprecated.dtsi"
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/ {
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compatible = "raspberrypi,0-compute-module", "brcm,bcm2837";
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model = "Raspberry Pi Compute Module 0";
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aliases {
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serial0 = &uart1;
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serial1 = &uart0;
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mmc1 = &mmcnr;
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};
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};
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&gpio {
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/*
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* These names are (mostly) from the schematic.
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*/
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gpio-line-names = "ID_SDA",
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"ID_SCL",
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"GPIO2",
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"GPIO3",
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"GPIO4",
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"GPIO5",
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"GPIO6",
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"GPIO7",
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"GPIO8",
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"GPIO9",
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"GPIO10",
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"GPIO11",
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"GPIO12",
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"GPIO13",
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"GPIO14",
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"GPIO15",
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"GPIO16",
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"GPIO17",
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"GPIO18",
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"GPIO19",
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"GPIO20",
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"GPIO21",
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"GPIO22",
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"GPIO23",
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"GPIO24",
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"GPIO25",
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"GPIO26",
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"GPIO27",
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"HDMI_HPD_N",
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"STATUS_LED_N",
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/* Used by BT module */
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"BT_CTS",
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"BT_RTS",
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"BT_TXD",
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"BT_RXD",
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/* Used by Wifi */
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"WIFI_SD_CLK",
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"WIFI_SD_CMD",
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"WIFI_SD_D0",
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"WIFI_SD_D1",
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"WIFI_SD_D2",
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"WIFI_SD_D3",
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"CAM_GPIO", /* GPIO40 */
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"WL_ON", /* GPIO41 */
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"BT_ON", /* GPIO42 */
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"EMMC_REENABLE_N", /* GPIO43 */
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"SDA0", /* GPIO44 */
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"SCL0", /* GPIO45 */
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"INT_SDA", /* GPIO46 */
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"INT_SCL", /* GPIO47 */
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/* Used by SD Card */
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"SD_CLK",
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"SD_CMD",
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"SD_D0",
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"SD_D1",
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"SD_D2",
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"SD_D3";
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spi0_pins: spi0_pins {
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brcm,pins = <9 10 11>;
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brcm,function = <4>; /* alt0 */
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};
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spi0_cs_pins: spi0_cs_pins {
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brcm,pins = <8 7>;
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brcm,function = <1>; /* output */
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};
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i2c0_pins: i2c0 {
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brcm,pins = <0 1>;
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brcm,function = <4>;
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};
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i2c1_pins: i2c1 {
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brcm,pins = <2 3>;
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brcm,function = <4>;
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};
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i2s_pins: i2s {
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brcm,pins = <18 19 20 21>;
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brcm,function = <4>; /* alt0 */
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};
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sdio_pins: sdio_pins {
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brcm,pins = <34 35 36 37 38 39>;
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brcm,function = <7>; // alt3 = SD1
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brcm,pull = <0 2 2 2 2 2>;
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};
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bt_pins: bt_pins {
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brcm,pins = <43>;
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brcm,function = <4>; /* alt0:GPCLK2 */
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brcm,pull = <0>;
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};
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uart0_pins: uart0_pins {
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brcm,pins = <30 31 32 33>;
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brcm,function = <7>; /* alt3=UART0 */
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brcm,pull = <2 0 0 2>; /* up none none up */
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};
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uart1_pins: uart1_pins {
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brcm,pins;
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brcm,function;
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brcm,pull;
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};
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uart1_bt_pins: uart1_bt_pins {
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brcm,pins = <32 33 30 31>;
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brcm,function = <BCM2835_FSEL_ALT5>; /* alt5=UART1 */
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brcm,pull = <0 2 2 0>;
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};
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audio_pins: audio_pins {
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brcm,pins = <>;
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brcm,function = <>;
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};
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};
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&mmcnr {
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pinctrl-names = "default";
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pinctrl-0 = <&sdio_pins>;
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bus-width = <4>;
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status = "okay";
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#address-cells = <1>;
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#size-cells = <0>;
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brcmf: wifi@1 {
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reg = <1>;
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compatible = "brcm,bcm4329-fmac";
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};
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};
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&uart0 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart0_pins &bt_pins>;
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status = "okay";
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};
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&uart1 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart1_pins>;
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status = "okay";
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};
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&spi0 {
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pinctrl-names = "default";
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pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
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cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
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spidev0: spidev@0{
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compatible = "spidev";
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reg = <0>; /* CE0 */
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#address-cells = <1>;
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#size-cells = <0>;
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spi-max-frequency = <125000000>;
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};
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spidev1: spidev@1{
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compatible = "spidev";
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reg = <1>; /* CE1 */
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#address-cells = <1>;
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#size-cells = <0>;
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spi-max-frequency = <125000000>;
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};
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};
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&i2c0if {
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clock-frequency = <100000>;
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};
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&i2c1 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c1_pins>;
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clock-frequency = <100000>;
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};
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&i2c2 {
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clock-frequency = <100000>;
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};
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&i2s {
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pinctrl-names = "default";
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pinctrl-0 = <&i2s_pins>;
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};
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&led_act {
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gpios = <&gpio 29 GPIO_ACTIVE_LOW>;
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default-state = "off";
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linux,default-trigger = "actpwr";
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};
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&hdmi {
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hpd-gpios = <&gpio 28 GPIO_ACTIVE_LOW>;
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};
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&vchiq {
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pinctrl-names = "default";
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pinctrl-0 = <&audio_pins>;
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};
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&bt {
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shutdown-gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
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};
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&minibt {
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shutdown-gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
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};
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&cam1_reg {
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gpio = <&gpio 40 GPIO_ACTIVE_HIGH>;
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};
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cam0_reg: &cam_dummy_reg {
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};
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i2c_csi_dsi0: &i2c0 {
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};
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/ {
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__overrides__ {
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audio = <&chosen>,"bootargs{on='snd_bcm2835.enable_hdmi=1',off='snd_bcm2835.enable_hdmi=0'}";
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act_led_gpio = <&led_act>,"gpios:4";
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act_led_activelow = <&led_act>,"gpios:8";
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act_led_trigger = <&led_act>,"linux,default-trigger";
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};
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};

‎arch/arm64/boot/dts/broadcom/Makefile

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@@ -19,6 +19,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-zero-2-w.dtb
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dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-2-b.dtb
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dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-3-b.dtb
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dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-3-b-plus.dtb
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dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-cm0.dtb
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dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-cm3.dtb
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dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-cm4.dtb
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dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-cm4s.dtb

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