Electron752さんがBootとLinuxをGitHubにアップしています。
enable-method = "spin-table";なので、psciはサポートされていません。
bcm2837-rpi-3-b.dtsの内容は、
RPI364を定義し、下記のように追加しています。
/dts-v1/; #define RPI364 #include "../../../../arm/boot/dts/bcm2710-rpi-3-b.dtsi"なので、32ビット用のdtsiを読み込んでいますが、
RPI364を定義し、下記のように追加しています。
引用
#ifdef RPI364
/memreserve/ 0x00000000 0x00001000;
#endif
#include "bcm2710.dtsi"
/ {
#ifdef RPI364
#else
compatible = "brcm,bcm2710","brcm,bcm2709","brcm,bcm2837","brcm,bcm2708";
#endif
model = "Raspberry Pi 3 Model B";
};
&gpio {
#ifdef RPI364
pinctrl-0 = <&sdhost_pins &sdio_pins &bt_pins &uart0_pins &uart1_pins>;
#endif
sdhost_pins: sdhost_pins {
brcm,pins = <48 49 50 51 52 53>;
brcm,function = <4>; /* alt0 */
};
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;
};
};
&sdhost {
#ifndef RPI364
pinctrl-names = "default";
pinctrl-0 = <&sdhost_pins>;
#endif
bus-width = <4>;
#ifndef RPI364
status = "okay";
#endif
};
&mmc {
#ifndef RPI364
pinctrl-names = "default";
pinctrl-0 = <&sdio_pins>;
#endif
non-removable;
bus-width = <4>;
status = "okay";
brcm,overclock-50 = <0>;
};
&soc {
virtgpio: virtgpio {
compatible = "brcm,bcm2835-virtgpio";
gpio-controller;
#gpio-cells = <2>;
firmware = <&firmware>;
status = "okay";
};
};
&fb {
status = "okay";
};
&uart0 {
#ifndef RPI364
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins &bt_pins>;
#endif
status = "okay";
};
&uart1 {
#ifndef RPI364
pinctrl-names = "default";
pinctrl-0 = <&uart1_pins>;
#endif
status = "okay";
};
&spi0 {
#ifndef RPI364
pinctrl-names = "default";
pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
#endif
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 = <500000>;
};
spidev1: spidev@1{
compatible = "spidev";
reg = <1>; /* CE1 */
#address-cells = <1>;
#size-cells = <0>;
spi-max-frequency = <500000>;
};
};
&i2c0 {
#ifndef RPI364
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins>;
#endif
clock-frequency = <100000>;
};
&i2c1 {
#ifndef RPI364
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins>;
#endif
clock-frequency = <100000>;
};
&i2c2 {
clock-frequency = <100000>;
};
&i2s {
#sound-dai-cells = <0>;
#ifndef RPI364
pinctrl-names = "default";
pinctrl-0 = <&i2s_pins>;
#endif
};
&random {
status = "okay";
};
&leds {
act_led: act {
label = "led0";
linux,default-trigger = "mmc0";
gpios = <&virtgpio 0 0>;
};
};
/ {
chosen {
bootargs = "8250.nr_uarts=1";
};
};
/ {
__overrides__ {
uart0 = <&uart0>,"status";
uart0_clkrate = <&clk_uart0>,"clock-frequency:0";
uart1 = <&uart1>,"status";
i2s = <&i2s>,"status";
spi = <&spi0>,"status";
i2c0 = <&i2c0>,"status";
i2c1 = <&i2c1>,"status";
i2c2_iknowwhatimdoing = <&i2c2>,"status";
i2c0_baudrate = <&i2c0>,"clock-frequency:0";
i2c1_baudrate = <&i2c1>,"clock-frequency:0";
i2c2_baudrate = <&i2c2>,"clock-frequency:0";
core_freq = <&clk_core>,"clock-frequency:0";
act_led_gpio = <&act_led>,"gpios:4";
act_led_activelow = <&act_led>,"gpios:8";
act_led_trigger = <&act_led>,"linux,default-trigger";
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";
};
};
