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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (c) 2015 Heiko Stuebner <heiko@sntech.de>
*/
/dts-v1/;
#include "rk3368.dtsi"
#include <dt-bindings/input/input.h>
/ {
model = "Rockchip R88";
compatible = "rockchip,r88", "rockchip,rk3368";
chosen {
stdout-path = "serial2:115200n8";
};
memory {
device_type = "memory";
reg = <0x0 0x0 0x0 0x40000000>;
};
emmc_pwrseq: emmc-pwrseq {
compatible = "mmc-pwrseq-emmc";
pinctrl-0 = <&emmc_reset>;
pinctrl-names = "default";
reset-gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_HIGH>;
};
keys: gpio-keys {
compatible = "gpio-keys";
pinctrl-names = "default";
pinctrl-0 = <&pwr_key>;
power {
wakeup-source;
gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
label = "GPIO Power";
linux,code = <KEY_POWER>;
};
};
leds: gpio-leds {
compatible = "gpio-leds";
work {
gpios = <&gpio3 RK_PD5 GPIO_ACTIVE_HIGH>;
label = "r88:green:led";
pinctrl-names = "default";
pinctrl-0 = <&led_ctl>;
};
};
ir: ir-receiver {
compatible = "gpio-ir-receiver";
gpios = <&gpio3 RK_PD6 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&ir_int>;
};
sdio_pwrseq: sdio-pwrseq {
compatible = "mmc-pwrseq-simple";
clocks = <&hym8563>;
clock-names = "ext_clock";
pinctrl-names = "default";
pinctrl-0 = <&bt_rst>, <&wifi_reg_on>;
reset-gpios =
/* BT_RST_N */
<&gpio3 RK_PA5 GPIO_ACTIVE_LOW>,
/* WL_REG_ON */
<&gpio3 RK_PA4 GPIO_ACTIVE_LOW>;
};
vcc_18: vcc18-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc_18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
vin-supply = <&vcc_sys>;
};
/* supplies both host and otg */
vcc_host: vcc-host-regulator {
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&host_vbus_drv>;
regulator-name = "vcc_host";
regulator-always-on;
regulator-boot-on;
vin-supply = <&vcc_sys>;
};
vcc_io: vcc-io-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc_io";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
vin-supply = <&vcc_sys>;
};
vcc_lan: vcc-lan-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc_lan";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
vin-supply = <&vcc_io>;
};
vcc_sys: vcc-sys-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc_sys";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
regulator-boot-on;
};
vccio_wl: vccio-wl-regulator {
compatible = "regulator-fixed";
regulator-name = "vccio_wl";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
vin-supply = <&vcc_io>;
};
vdd_10: vdd-10-regulator {
compatible = "regulator-fixed";
regulator-name = "vdd_10";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
regulator-boot-on;
vin-supply = <&vcc_sys>;
};
};
&emmc {
bus-width = <8>;
cap-mmc-highspeed;
mmc-pwrseq = <&emmc_pwrseq>;
non-removable;
pinctrl-names = "default";
pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
status = "okay";
};
&gmac {
phy-supply = <&vcc_lan>;
phy-mode = "rmii";
clock_in_out = "output";
snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>;
snps,reset-active-low;
snps,reset-delays-us = <0 10000 1000000>;
pinctrl-names = "default";
pinctrl-0 = <&rmii_pins>;
tx_delay = <0x30>;
rx_delay = <0x10>;
status = "ok";
};
&i2c0 {
status = "okay";
vdd_cpu: syr827@40 {
compatible = "silergy,syr827";
reg = <0x40>;
fcs,suspend-voltage-selector = <1>;
regulator-name = "vdd_cpu";
regulator-enable-ramp-delay = <300>;
regulator-min-microvolt = <712500>;
regulator-max-microvolt = <1500000>;
regulator-ramp-delay = <8000>;
regulator-always-on;
regulator-boot-on;
vin-supply = <&vcc_sys>;
};
hym8563: hym8563@51 {
compatible = "haoyu,hym8563";
reg = <0x51>;
#clock-cells = <0>;
clock-frequency = <32768>;
clock-output-names = "xin32k";
/* rtc_int is not connected */
};
};
&io_domains {
status = "ok";
audio-supply = <&vcc_io>;
gpio30-supply = <&vcc_io>;
gpio1830-supply = <&vcc_io>;
wifi-supply = <&vccio_wl>;
};
&sdio0 {
assigned-clocks = <&cru SCLK_SDIO0>;
assigned-clock-parents = <&cru PLL_CPLL>;
bus-width = <4>;
cap-sd-highspeed;
cap-sdio-irq;
keep-power-in-suspend;
mmc-pwrseq = <&sdio_pwrseq>;
non-removable;
pinctrl-names = "default";
pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>;
vmmc-supply = <&vcc_io>;
vqmmc-supply = <&vccio_wl>;
status = "okay";
};
&pinctrl {
pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
bias-disable;
drive-strength = <8>;
};
pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
bias-pull-up;
drive-strength = <8>;
};
emmc {
emmc_bus8: emmc-bus8 {
rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up_drv_8ma>,
<1 RK_PC3 2 &pcfg_pull_up_drv_8ma>,
<1 RK_PC4 2 &pcfg_pull_up_drv_8ma>,
<1 RK_PC5 2 &pcfg_pull_up_drv_8ma>,
<1 RK_PC6 2 &pcfg_pull_up_drv_8ma>,
<1 RK_PC7 2 &pcfg_pull_up_drv_8ma>,
<1 RK_PD0 2 &pcfg_pull_up_drv_8ma>,
<1 RK_PD1 2 &pcfg_pull_up_drv_8ma>;
};
emmc-clk {
rockchip,pins = <2 RK_PA4 2 &pcfg_pull_none_drv_8ma>;
};
emmc-cmd {
rockchip,pins = <1 RK_PD2 2 &pcfg_pull_up_drv_8ma>;
};
emmc_reset: emmc-reset {
rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
ir {
ir_int: ir-int {
rockchip,pins = <3 RK_PD6 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
keys {
pwr_key: pwr-key {
rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
leds {
stby_pwren: stby-pwren {
rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
};
led_ctl: led-ctl {
rockchip,pins = <3 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
sdio {
wifi_reg_on: wifi-reg-on {
rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
};
bt_rst: bt-rst {
rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
usb {
host_vbus_drv: host-vbus-drv {
rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
};
&pmu_io_domains {
status = "okay";
pmu-supply = <&vcc_io>;
vop-supply = <&vcc_io>;
};
&saradc {
vref-supply = <&vcc_18>;
status = "okay";
};
&tsadc {
rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
status = "okay";
};
&uart2 {
status = "okay";
};
&usb_host0_ehci {
status = "okay";
};
&usb_otg {
dr_mode = "host";
status = "okay";
};
&wdt {
status = "okay";
};