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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (c) 2020 David Bauer <mail@david-bauer.net>
*/
/dts-v1/;
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
#include "rk3328.dtsi"
/ {
model = "FriendlyElec NanoPi R2S";
compatible = "friendlyarm,nanopi-r2s", "rockchip,rk3328";
chosen {
stdout-path = "serial2:1500000n8";
};
gmac_clk: gmac-clock {
compatible = "fixed-clock";
clock-frequency = <125000000>;
clock-output-names = "gmac_clkin";
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#clock-cells = <0>;
};
keys {
compatible = "gpio-keys";
pinctrl-0 = <&reset_button_pin>;
pinctrl-names = "default";
reset {
label = "reset";
gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>;
linux,code = <KEY_RESTART>;
debounce-interval = <50>;
};
};
leds {
compatible = "gpio-leds";
pinctrl-0 = <&lan_led_pin>, <&sys_led_pin>, <&wan_led_pin>;
pinctrl-names = "default";
lan_led: led-0 {
gpios = <&gpio2 RK_PB7 GPIO_ACTIVE_HIGH>;
label = "nanopi-r2s:green:lan";
};
sys_led: led-1 {
gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_HIGH>;
label = "nanopi-r2s:red:sys";
};
wan_led: led-2 {
gpios = <&gpio2 RK_PC2 GPIO_ACTIVE_HIGH>;
label = "nanopi-r2s:green:wan";
};
};
vcc_io_sdio: sdmmcio-regulator {
compatible = "regulator-gpio";
enable-active-high;
gpios = <&gpio1 RK_PD4 GPIO_ACTIVE_HIGH>;
pinctrl-0 = <&sdio_vcc_pin>;
pinctrl-names = "default";
regulator-name = "vcc_io_sdio";
regulator-always-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-settling-time-us = <5000>;
regulator-type = "voltage";
startup-delay-us = <2000>;
states = <1800000 0x1
3300000 0x0>;
vin-supply = <&vcc_io_33>;
};
vcc_sd: sdmmc-regulator {
compatible = "regulator-fixed";
gpio = <&gpio0 RK_PD6 GPIO_ACTIVE_LOW>;
pinctrl-0 = <&sdmmc0m1_pin>;
pinctrl-names = "default";
regulator-name = "vcc_sd";
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc_io_33>;
};
vdd_5v: vdd-5v {
compatible = "regulator-fixed";
regulator-name = "vdd_5v";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
};
&cpu0 {
cpu-supply = <&vdd_arm>;
};
&cpu1 {
cpu-supply = <&vdd_arm>;
};
&cpu2 {
cpu-supply = <&vdd_arm>;
};
&cpu3 {
cpu-supply = <&vdd_arm>;
};
&display_subsystem {
status = "disabled";
};
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&gmac2io {
assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>;
assigned-clock-parents = <&gmac_clk>, <&gmac_clk>;
clock_in_out = "input";
phy-handle = <&rtl8211e>;
phy-mode = "rgmii";
phy-supply = <&vcc_io_33>;
pinctrl-0 = <&rgmiim1_pins>;
pinctrl-names = "default";
rx_delay = <0x18>;
snps,aal;
tx_delay = <0x24>;
status = "okay";
mdio {
compatible = "snps,dwmac-mdio";
#address-cells = <1>;
#size-cells = <0>;
rtl8211e: ethernet-phy@1 {
reg = <1>;
pinctrl-0 = <ð_phy_reset_pin>;
pinctrl-names = "default";
reset-assert-us = <10000>;
reset-deassert-us = <50000>;
reset-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
};
};
};
&i2c1 {
status = "okay";
rk805: pmic@18 {
compatible = "rockchip,rk805";
reg = <0x18>;
interrupt-parent = <&gpio1>;
interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
#clock-cells = <1>;
clock-output-names = "xin32k", "rk805-clkout2";
gpio-controller;
#gpio-cells = <2>;
pinctrl-0 = <&pmic_int_l>;
pinctrl-names = "default";
rockchip,system-power-controller;
wakeup-source;
vcc1-supply = <&vdd_5v>;
vcc2-supply = <&vdd_5v>;
vcc3-supply = <&vdd_5v>;
vcc4-supply = <&vdd_5v>;
vcc5-supply = <&vcc_io_33>;
vcc6-supply = <&vdd_5v>;
regulators {
vdd_log: DCDC_REG1 {
regulator-name = "vdd_log";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <712500>;
regulator-max-microvolt = <1450000>;
regulator-ramp-delay = <12500>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1000000>;
};
};
vdd_arm: DCDC_REG2 {
regulator-name = "vdd_arm";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <712500>;
regulator-max-microvolt = <1450000>;
regulator-ramp-delay = <12500>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <950000>;
};
};
vcc_ddr: DCDC_REG3 {
regulator-name = "vcc_ddr";
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
};
};
vcc_io_33: DCDC_REG4 {
regulator-name = "vcc_io_33";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <3300000>;
};
};
vcc_18: LDO_REG1 {
regulator-name = "vcc_18";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
vcc18_emmc: LDO_REG2 {
regulator-name = "vcc18_emmc";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
vdd_10: LDO_REG3 {
regulator-name = "vdd_10";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1000000>;
};
};
};
};
};
&io_domains {
pmuio-supply = <&vcc_io_33>;
vccio1-supply = <&vcc_io_33>;
vccio2-supply = <&vcc18_emmc>;
vccio3-supply = <&vcc_io_sdio>;
vccio4-supply = <&vcc_18>;
vccio5-supply = <&vcc_io_33>;
vccio6-supply = <&vcc_io_33>;
status = "okay";
};
&pinctrl {
button {
reset_button_pin: reset-button-pin {
rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
ethernet-phy {
eth_phy_reset_pin: eth-phy-reset-pin {
rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_down>;
};
};
leds {
lan_led_pin: lan-led-pin {
rockchip,pins = <2 RK_PB7 RK_FUNC_GPIO &pcfg_pull_none>;
};
sys_led_pin: sys-led-pin {
rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
};
wan_led_pin: wan-led-pin {
rockchip,pins = <2 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
pmic {
pmic_int_l: pmic-int-l {
rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
sd {
sdio_vcc_pin: sdio-vcc-pin {
rockchip,pins = <1 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
};
&pwm2 {
status = "okay";
};
&sdmmc {
bus-width = <4>;
cap-sd-highspeed;
disable-wp;
pinctrl-0 = <&sdmmc0_clk>, <&sdmmc0_cmd>, <&sdmmc0_dectn>, <&sdmmc0_bus4>;
pinctrl-names = "default";
sd-uhs-sdr12;
sd-uhs-sdr25;
sd-uhs-sdr50;
sd-uhs-sdr104;
vmmc-supply = <&vcc_sd>;
vqmmc-supply = <&vcc_io_sdio>;
status = "okay";
};
&tsadc {
rockchip,hw-tshut-mode = <0>;
rockchip,hw-tshut-polarity = <0>;
status = "okay";
};
&u2phy {
status = "okay";
};
&u2phy_host {
status = "okay";
};
&u2phy_otg {
status = "okay";
};
&uart2 {
status = "okay";
};
&usb20_otg {
status = "okay";
dr_mode = "host";
};
&usb_host0_ehci {
status = "okay";
};
&usb_host0_ohci {
status = "okay";
};