// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/dts-v1/;
#include <dt-bindings/leds/common.h>
#include "rk3308.dtsi"
/ {
model = "Radxa ROCK S0";
compatible = "radxa,rock-s0", "rockchip,rk3308";
aliases {
ethernet0 = &gmac;
mmc0 = &emmc;
mmc1 = &sdmmc;
mmc2 = &sdio;
};
chosen {
stdout-path = "serial0:1500000n8";
};
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&pwr_led>;
led-green {
color = <LED_COLOR_ID_GREEN>;
default-state = "on";
function = LED_FUNCTION_HEARTBEAT;
gpios = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
};
vdd_log: regulator-1v04-vdd-log {
compatible = "regulator-fixed";
regulator-name = "vdd_log";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1040000>;
regulator-max-microvolt = <1040000>;
vin-supply = <&vcc5v0_sys>;
};
vcc_ddr: regulator-1v5-vcc-ddr {
compatible = "regulator-fixed";
regulator-name = "vcc_ddr";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1500000>;
regulator-max-microvolt = <1500000>;
vin-supply = <&vcc5v0_sys>;
};
vcc_1v8: regulator-1v8-vcc {
compatible = "regulator-fixed";
regulator-name = "vcc_1v8";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
vin-supply = <&vcc_io>;
};
vcc_io: regulator-3v3-vcc-io {
compatible = "regulator-fixed";
regulator-name = "vcc_io";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc5v0_sys>;
};
/*
* HW revision prior to v1.2 must pull GPIO4_D6 low to access sdmmc.
* This is modeled as an always-on active low fixed regulator.
*/
vcc_sd: regulator-3v3-vcc-sd {
compatible = "regulator-fixed";
gpios = <&gpio4 RK_PD6 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&sdmmc_2030>;
regulator-name = "vcc_sd";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc_io>;
};
vcc5v0_sys: regulator-5v0-vcc-sys {
compatible = "regulator-fixed";
regulator-name = "vcc5v0_sys";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
vdd_core: regulator-vdd-core {
compatible = "pwm-regulator";
pwms = <&pwm0 0 5000 1>;
pwm-supply = <&vcc5v0_sys>;
regulator-name = "vdd_core";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <827000>;
regulator-max-microvolt = <1340000>;
regulator-settling-time-up-us = <250>;
};
sdio_pwrseq: sdio-pwrseq {
compatible = "mmc-pwrseq-simple";
pinctrl-names = "default";
pinctrl-0 = <&wifi_reg_on>;
reset-gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
};
};
&cpu0 {
cpu-supply = <&vdd_core>;
};
&emmc {
cap-mmc-highspeed;
no-sd;
no-sdio;
non-removable;
pinctrl-names = "default";
pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd &emmc_pwren>;
vmmc-supply = <&vcc_io>;
status = "okay";
};
&gmac {
clock_in_out = "output";
phy-handle = <&rtl8201f>;
phy-supply = <&vcc_io>;
status = "okay";
mdio {
compatible = "snps,dwmac-mdio";
#address-cells = <1>;
#size-cells = <0>;
rtl8201f: ethernet-phy@1 {
compatible = "ethernet-phy-ieee802.3-c22";
reg = <1>;
pinctrl-names = "default";
pinctrl-0 = <&mac_rst>;
reset-assert-us = <20000>;
reset-deassert-us = <50000>;
reset-gpios = <&gpio0 RK_PA7 GPIO_ACTIVE_LOW>;
};
};
};
&io_domains {
vccio0-supply = <&vcc_io>;
vccio1-supply = <&vcc_io>;
vccio2-supply = <&vcc_io>;
vccio3-supply = <&vcc_io>;
vccio4-supply = <&vcc_1v8>;
vccio5-supply = <&vcc_io>;
status = "okay";
};
&pinctrl {
pinctrl-names = "default";
pinctrl-0 = <&rtc_32k>;
bluetooth {
bt_reg_on: bt-reg-on {
rockchip,pins = <4 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
};
bt_wake_host: bt-wake-host {
rockchip,pins = <4 RK_PB4 RK_FUNC_GPIO &pcfg_pull_down>;
};
host_wake_bt: host-wake-bt {
rockchip,pins = <4 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
gmac {
mac_rst: mac-rst {
rockchip,pins = <0 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
leds {
pwr_led: pwr-led {
rockchip,pins = <0 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
sdmmc {
sdmmc_2030: sdmmc-2030 {
rockchip,pins = <4 RK_PD6 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
wifi {
wifi_reg_on: wifi-reg-on {
rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
};
wifi_wake_host: wifi-wake-host {
rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_down>;
};
};
};
&pwm0 {
pinctrl-names = "default";
pinctrl-0 = <&pwm0_pin_pull_down>;
status = "okay";
};
&saradc {
vref-supply = <&vcc_1v8>;
status = "okay";
};
&sdio {
#address-cells = <1>;
#size-cells = <0>;
cap-sd-highspeed;
cap-sdio-irq;
keep-power-in-suspend;
max-frequency = <50000000>;
mmc-pwrseq = <&sdio_pwrseq>;
no-mmc;
no-sd;
non-removable;
vmmc-supply = <&vcc_io>;
vqmmc-supply = <&vcc_1v8>;
status = "okay";
brcmf: wifi@1 {
compatible = "brcm,bcm43430a1-fmac", "brcm,bcm4329-fmac";
reg = <1>;
interrupt-parent = <&gpio0>;
interrupts = <RK_PA0 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "host-wake";
pinctrl-names = "default";
pinctrl-0 = <&wifi_wake_host>;
};
};
&sdmmc {
cap-mmc-highspeed;
cap-sd-highspeed;
disable-wp;
vmmc-supply = <&vcc_sd>;
status = "okay";
};
&u2phy {
status = "okay";
};
&u2phy_host {
status = "okay";
};
&u2phy_otg {
status = "okay";
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_xfer>;
status = "okay";
};
&uart4 {
uart-has-rtscts;
status = "okay";
bluetooth {
compatible = "brcm,bcm43430a1-bt";
clocks = <&cru SCLK_RTC32K>;
clock-names = "lpo";
interrupt-parent = <&gpio4>;
interrupts = <RK_PB4 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "host-wakeup";
device-wakeup-gpios = <&gpio4 RK_PB2 GPIO_ACTIVE_HIGH>;
shutdown-gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&bt_reg_on &bt_wake_host &host_wake_bt>;
vbat-supply = <&vcc_io>;
vddio-supply = <&vcc_1v8>;
};
};
&usb_host_ehci {
status = "okay";
};
&usb_host_ohci {
status = "okay";
};
&usb20_otg {
dr_mode = "peripheral";
status = "okay";
};
&wdt {
status = "okay";
};
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