[PATCH 2/2] arm64: dts: rockchip: Add devicetree for the FriendlyElec NanoPi R76S
Tianling Shen
cnsztl at gmail.com
Fri Sep 26 18:19:26 PDT 2025
On 2025/9/27 0:07, Diederik de Haas wrote:
> On Mon Sep 22, 2025 at 11:15 AM CEST, Tianling Shen wrote:
>> The NanoPi R76S (as "R76S") is an open-sourced mini IoT gateway
>> device with two 2.5G, designed and developed by FriendlyElec.
>>
>> Specification:
>> - Rockchip RK3576
>> - 2/4GB LPDDR4X RAM
>> - 2x 2500Base-T (PCIe, rtl8125b)
>> - 3x LEDs (Power, LAN, WAN)
>> - 32GB eMMC
>> - MicroSD Slot
>> - MDMI 1.4/2.0 OUT
>> - M.2 E-Key SDIO slot
>> - USB 3.0 Port
>> - USB Type-C 5V Power
>>
>> Signed-off-by: Tianling Shen <cnsztl at gmail.com>
>> ---
>> arch/arm64/boot/dts/rockchip/Makefile | 1 +
>> .../boot/dts/rockchip/rk3576-nanopi-r76s.dts | 860 ++++++++++++++++++
>> 2 files changed, 861 insertions(+)
>> create mode 100644 arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts
>>
>> diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
>> index ad684e3831bc..2d4a1e29db6f 100644
>> --- a/arch/arm64/boot/dts/rockchip/Makefile
>> +++ b/arch/arm64/boot/dts/rockchip/Makefile
>> @@ -155,6 +155,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-armsom-sige5-v1.2-wifibt.dtbo
>> dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-evb1-v10.dtb
>> dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-luckfox-omni3576.dtb
>> dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-nanopi-m5.dtb
>> +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-nanopi-r76s.dtb
>> dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-roc-pc.dtb
>> dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-rock-4d.dtb
>> dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3582-radxa-e52c.dtb
>> diff --git a/arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts b/arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts
>> new file mode 100644
>> index 000000000000..731789a69677
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts
>> @@ -0,0 +1,860 @@
>> +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
>> +/*
>> + * Copyright (c) 2025 FriendlyElec Computer Tech. Co., Ltd.
>> + * (http://www.friendlyelec.com)
>> + *
>> + * Copyright (c) 2025 Tianling Shen <cnsztl at gmail.com>
>> + */
>> +
>> +/dts-v1/;
>> +#include <dt-bindings/gpio/gpio.h>
>> +#include <dt-bindings/input/input.h>
>> +#include <dt-bindings/leds/common.h>
>> +#include <dt-bindings/pinctrl/rockchip.h>
>> +#include <dt-bindings/soc/rockchip,vop2.h>
>> +
>> +#include "rk3576.dtsi"
>> +
>> +/ {
>> + model = "FriendlyElec NanoPi R76S";
>> + compatible = "friendlyarm,nanopi-r76s", "rockchip,rk3576";
>> +
>> + aliases {
>> + mmc0 = &sdhci;
>> + mmc1 = &sdmmc;
>> + mmc2 = &sdio;
>> + };
>> +
>> + chosen {
>> + stdout-path = "serial0:1500000n8";
>> + };
>> +
>> + gpio-keys {
>> + compatible = "gpio-keys";
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&reset_button_pin>;
>> +
>> + button-reset {
>> + label = "reset";
>> + gpios = <&gpio4 RK_PA2 GPIO_ACTIVE_LOW>;
>> + debounce-interval = <50>;
>> + linux,code = <KEY_RESTART>;
>> + wakeup-source;
>> + };
>> + };
>> +
>> + gpio-leds {
>> + compatible = "gpio-leds";
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&lan_led_pin>, <&power_led_pin>, <&wan_led_pin>;
>
> It is recommended to use the labels in the schematics to define the
> pinctl nodes (and thus their references). In quite a lot of cases that's
> indeed the case, but not for gpio-keys (USER_BUT) or these gpio-leds
> pinctls.
I cannot find any specific naming rules from the gpio-keys[1] and
gpio-leds[2] bindings, did I miss any update?
I think this naming matches the current practice at least in rockchip's
dt tree.
1.
https://www.kernel.org/doc/Documentation/devicetree/bindings/input/gpio-keys.yaml
2.
https://www.kernel.org/doc/Documentation/devicetree/bindings/leds/leds-gpio.yaml
>
>> +
>> + led-0 {
>> + color = <LED_COLOR_ID_GREEN>;
>> + function = LED_FUNCTION_LAN;
>> + gpios = <&gpio2 RK_PB0 GPIO_ACTIVE_HIGH>;
>> + };
>> +
>> + power_led: led-1 {
>
> power_led is never referenced, so you can drop it.
>
This will be used by some downstream projects but I'm fine to remove it
here.
Thanks,
Tianling.
> Cheers,
> Diederik
>
>> + color = <LED_COLOR_ID_RED>;
>> + function = LED_FUNCTION_POWER;
>> + gpios = <&gpio2 RK_PB3 GPIO_ACTIVE_HIGH>;
>> + linux,default-trigger = "heartbeat";
>> + };
>> +
>> + led-2 {
>> + color = <LED_COLOR_ID_GREEN>;
>> + function = LED_FUNCTION_WAN;
>> + gpios = <&gpio4 RK_PC5 GPIO_ACTIVE_HIGH>;
>> + };
>> + };
>> +
>> + hdmi-con {
>> + compatible = "hdmi-connector";
>> + hdmi-pwr-supply = <&vcc5v_hdmi_tx>;
>> + type = "a";
>> +
>> + port {
>> + hdmi_con_in: endpoint {
>> + remote-endpoint = <&hdmi_out_con>;
>> + };
>> + };
>> + };
>> +
>> + sdio_pwrseq: sdio-pwrseq {
>> + compatible = "mmc-pwrseq-simple";
>> + clocks = <&hym8563>;
>> + clock-names = "ext_clock";
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&wifi_reg_on_h>;
>> + post-power-on-delay-ms = <200>;
>> + reset-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
>> + };
>> +
>> + vcc5v_dcin: regulator-vcc5v-dcin {
>> + compatible = "regulator-fixed";
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <5000000>;
>> + regulator-max-microvolt = <5000000>;
>> + regulator-name = "vcc5v_dcin";
>> + };
>> +
>> + vcc5v_hdmi_tx: regulator-vcc5v-hdmi-tx {
>> + compatible = "regulator-fixed";
>> + enable-active-high;
>> + gpios = <&gpio4 RK_PC6 GPIO_ACTIVE_HIGH>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&hdmi_tx_on_h>;
>> + regulator-min-microvolt = <5000000>;
>> + regulator-max-microvolt = <5000000>;
>> + regulator-name = "vcc5v_hdmi_tx";
>> + vin-supply = <&vcc5v0_sys_s5>;
>> + };
>> +
>> + vcc3v3_rtc_s5: regulator-vcc3v3-rtc-s5 {
>> + compatible = "regulator-fixed";
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <3300000>;
>> + regulator-max-microvolt = <3300000>;
>> + regulator-name = "vcc3v3_rtc_s5";
>> + vin-supply = <&vcc5v0_sys_s5>;
>> + };
>> +
>> + vcc5v0_device_s0: regulator-vcc5v0-device-s0 {
>> + compatible = "regulator-fixed";
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <5000000>;
>> + regulator-max-microvolt = <5000000>;
>> + regulator-name = "vcc5v0_device_s0";
>> + vin-supply = <&vcc5v_dcin>;
>> + };
>> +
>> + vcc5v0_sys_s5: regulator-vcc5v0-sys-s5 {
>> + compatible = "regulator-fixed";
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <5000000>;
>> + regulator-max-microvolt = <5000000>;
>> + regulator-name = "vcc5v0_sys_s5";
>> + vin-supply = <&vcc5v_dcin>;
>> + };
>> +
>> + vcc5v0_usb_otg0: regulator-vcc5v0-usb-otg0 {
>> + compatible = "regulator-fixed";
>> + enable-active-high;
>> + gpios = <&gpio0 RK_PD1 GPIO_ACTIVE_HIGH>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&usb_otg0_pwren_h>;
>> + regulator-min-microvolt = <5000000>;
>> + regulator-max-microvolt = <5000000>;
>> + regulator-name = "vcc5v0_usb_otg0";
>> + vin-supply = <&vcc5v0_sys_s5>;
>> + };
>> +
>> + vcc_1v1_nldo_s3: regulator-vcc-1v1-nldo-s3 {
>> + compatible = "regulator-fixed";
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <1100000>;
>> + regulator-max-microvolt = <1100000>;
>> + regulator-name = "vcc_1v1_nldo_s3";
>> + vin-supply = <&vcc5v0_sys_s5>;
>> + };
>> +
>> + vcc_1v8_s0: regulator-vcc-1v8-s0 {
>> + compatible = "regulator-fixed";
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-name = "vcc_1v8_s0";
>> + vin-supply = <&vcc_1v8_s3>;
>> + };
>> +
>> + vcc_2v0_pldo_s3: regulator-vcc-2v0-pldo-s3 {
>> + compatible = "regulator-fixed";
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <2000000>;
>> + regulator-max-microvolt = <2000000>;
>> + regulator-name = "vcc_2v0_pldo_s3";
>> + vin-supply = <&vcc5v0_sys_s5>;
>> + };
>> +
>> + vcc_3v3_s0: regulator-vcc-3v3-s0 {
>> + compatible = "regulator-fixed";
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <3300000>;
>> + regulator-max-microvolt = <3300000>;
>> + regulator-name = "vcc_3v3_s0";
>> + vin-supply = <&vcc_3v3_s3>;
>> + };
>> +};
>> +
>> +&combphy0_ps {
>> + status = "okay";
>> +};
>> +
>> +&combphy1_psu {
>> + status = "okay";
>> +};
>> +
>> +&cpu_b0 {
>> + cpu-supply = <&vdd_cpu_big_s0>;
>> +};
>> +
>> +&cpu_b1 {
>> + cpu-supply = <&vdd_cpu_big_s0>;
>> +};
>> +
>> +&cpu_b2 {
>> + cpu-supply = <&vdd_cpu_big_s0>;
>> +};
>> +
>> +&cpu_b3 {
>> + cpu-supply = <&vdd_cpu_big_s0>;
>> +};
>> +
>> +&cpu_l0 {
>> + cpu-supply = <&vdd_cpu_lit_s0>;
>> +};
>> +
>> +&cpu_l1 {
>> + cpu-supply = <&vdd_cpu_lit_s0>;
>> +};
>> +
>> +&cpu_l2 {
>> + cpu-supply = <&vdd_cpu_lit_s0>;
>> +};
>> +
>> +&cpu_l3 {
>> + cpu-supply = <&vdd_cpu_lit_s0>;
>> +};
>> +
>> +&gpu {
>> + mali-supply = <&vdd_gpu_s0>;
>> + status = "okay";
>> +};
>> +
>> +&hdmi {
>> + status = "okay";
>> +};
>> +
>> +&hdmi_in {
>> + hdmi_in_vp0: endpoint {
>> + remote-endpoint = <&vp0_out_hdmi>;
>> + };
>> +};
>> +
>> +&hdmi_out {
>> + hdmi_out_con: endpoint {
>> + remote-endpoint = <&hdmi_con_in>;
>> + };
>> +};
>> +
>> +&hdmi_sound {
>> + status = "okay";
>> +};
>> +
>> +&hdptxphy {
>> + status = "okay";
>> +};
>> +
>> +&i2c1 {
>> + status = "okay";
>> +
>> + pmic at 23 {
>> + compatible = "rockchip,rk806";
>> + reg = <0x23>;
>> + #gpio-cells = <2>;
>> + gpio-controller;
>> + interrupt-parent = <&gpio0>;
>> + interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pmic_pins>, <&rk806_dvs1_null>,
>> + <&rk806_dvs2_null>, <&rk806_dvs3_null>;
>> + system-power-controller;
>> +
>> + vcc1-supply = <&vcc5v0_sys_s5>;
>> + vcc2-supply = <&vcc5v0_sys_s5>;
>> + vcc3-supply = <&vcc5v0_sys_s5>;
>> + vcc4-supply = <&vcc5v0_sys_s5>;
>> + vcc5-supply = <&vcc5v0_sys_s5>;
>> + vcc6-supply = <&vcc5v0_sys_s5>;
>> + vcc7-supply = <&vcc5v0_sys_s5>;
>> + vcc8-supply = <&vcc5v0_sys_s5>;
>> + vcc9-supply = <&vcc5v0_sys_s5>;
>> + vcc10-supply = <&vcc5v0_sys_s5>;
>> + vcc11-supply = <&vcc_2v0_pldo_s3>;
>> + vcc12-supply = <&vcc5v0_sys_s5>;
>> + vcc13-supply = <&vcc_1v1_nldo_s3>;
>> + vcc14-supply = <&vcc_1v1_nldo_s3>;
>> + vcca-supply = <&vcc5v0_sys_s5>;
>> +
>> + rk806_dvs1_null: dvs1-null-pins {
>> + pins = "gpio_pwrctrl1";
>> + function = "pin_fun0";
>> + };
>> +
>> + rk806_dvs1_pwrdn: dvs1-pwrdn-pins {
>> + pins = "gpio_pwrctrl1";
>> + function = "pin_fun2";
>> + };
>> +
>> + rk806_dvs1_rst: dvs1-rst-pins {
>> + pins = "gpio_pwrctrl1";
>> + function = "pin_fun3";
>> + };
>> +
>> + rk806_dvs1_slp: dvs1-slp-pins {
>> + pins = "gpio_pwrctrl1";
>> + function = "pin_fun1";
>> + };
>> +
>> + rk806_dvs2_dvs: dvs2-dvs-pins {
>> + pins = "gpio_pwrctrl2";
>> + function = "pin_fun4";
>> + };
>> +
>> + rk806_dvs2_gpio: dvs2-gpio-pins {
>> + pins = "gpio_pwrctrl2";
>> + function = "pin_fun5";
>> + };
>> +
>> + rk806_dvs2_null: dvs2-null-pins {
>> + pins = "gpio_pwrctrl2";
>> + function = "pin_fun0";
>> + };
>> +
>> + rk806_dvs2_pwrdn: dvs2-pwrdn-pins {
>> + pins = "gpio_pwrctrl2";
>> + function = "pin_fun2";
>> + };
>> +
>> + rk806_dvs2_rst: dvs2-rst-pins {
>> + pins = "gpio_pwrctrl2";
>> + function = "pin_fun3";
>> + };
>> +
>> + rk806_dvs2_slp: dvs2-slp-pins {
>> + pins = "gpio_pwrctrl2";
>> + function = "pin_fun1";
>> + };
>> +
>> + rk806_dvs3_dvs: dvs3-dvs-pins {
>> + pins = "gpio_pwrctrl3";
>> + function = "pin_fun4";
>> + };
>> +
>> + rk806_dvs3_gpio: dvs3-gpio-pins {
>> + pins = "gpio_pwrctrl3";
>> + function = "pin_fun5";
>> + };
>> +
>> + rk806_dvs3_null: dvs3-null-pins {
>> + pins = "gpio_pwrctrl3";
>> + function = "pin_fun0";
>> + };
>> +
>> + rk806_dvs3_pwrdn: dvs3-pwrdn-pins {
>> + pins = "gpio_pwrctrl3";
>> + function = "pin_fun2";
>> + };
>> +
>> + rk806_dvs3_rst: dvs3-rst-pins {
>> + pins = "gpio_pwrctrl3";
>> + function = "pin_fun3";
>> + };
>> +
>> + rk806_dvs3_slp: dvs3-slp-pins {
>> + pins = "gpio_pwrctrl3";
>> + function = "pin_fun1";
>> + };
>> +
>> + regulators {
>> + vdd_cpu_big_s0: dcdc-reg1 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-enable-ramp-delay = <400>;
>> + regulator-min-microvolt = <550000>;
>> + regulator-max-microvolt = <950000>;
>> + regulator-name = "vdd_cpu_big_s0";
>> + regulator-ramp-delay = <12500>;
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vdd_npu_s0: dcdc-reg2 {
>> + regulator-boot-on;
>> + regulator-enable-ramp-delay = <400>;
>> + regulator-min-microvolt = <550000>;
>> + regulator-max-microvolt = <950000>;
>> + regulator-name = "vdd_npu_s0";
>> + regulator-ramp-delay = <12500>;
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vdd_cpu_lit_s0: dcdc-reg3 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <550000>;
>> + regulator-max-microvolt = <950000>;
>> + regulator-name = "vdd_cpu_lit_s0";
>> + regulator-ramp-delay = <12500>;
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + regulator-suspend-microvolt = <750000>;
>> + };
>> + };
>> +
>> + vcc_3v3_s3: dcdc-reg4 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <3300000>;
>> + regulator-max-microvolt = <3300000>;
>> + regulator-name = "vcc_3v3_s3";
>> +
>> + regulator-state-mem {
>> + regulator-on-in-suspend;
>> + regulator-suspend-microvolt = <3300000>;
>> + };
>> + };
>> +
>> + vdd_gpu_s0: dcdc-reg5 {
>> + regulator-boot-on;
>> + regulator-enable-ramp-delay = <400>;
>> + regulator-min-microvolt = <550000>;
>> + regulator-max-microvolt = <900000>;
>> + regulator-name = "vdd_gpu_s0";
>> + regulator-ramp-delay = <12500>;
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + regulator-suspend-microvolt = <850000>;
>> + };
>> + };
>> +
>> + vddq_ddr_s0: dcdc-reg6 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-name = "vddq_ddr_s0";
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vdd_logic_s0: dcdc-reg7 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <550000>;
>> + regulator-max-microvolt = <800000>;
>> + regulator-name = "vdd_logic_s0";
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vcc_1v8_s3: dcdc-reg8 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-name = "vcc_1v8_s3";
>> +
>> + regulator-state-mem {
>> + regulator-on-in-suspend;
>> + regulator-suspend-microvolt = <1800000>;
>> + };
>> + };
>> +
>> + vdd2_ddr_s3: dcdc-reg9 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-name = "vdd2_ddr_s3";
>> +
>> + regulator-state-mem {
>> + regulator-on-in-suspend;
>> + };
>> + };
>> +
>> + vdd_ddr_s0: dcdc-reg10 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <550000>;
>> + regulator-max-microvolt = <1200000>;
>> + regulator-name = "vdd_ddr_s0";
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vcca_1v8_s0: pldo-reg1 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-name = "vcca_1v8_s0";
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vcca1v8_pldo2_s0: pldo-reg2 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-name = "vcca1v8_pldo2_s0";
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vdda_1v2_s0: pldo-reg3 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <1200000>;
>> + regulator-max-microvolt = <1200000>;
>> + regulator-name = "vdda_1v2_s0";
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vcca_3v3_s0: pldo-reg4 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <3300000>;
>> + regulator-max-microvolt = <3300000>;
>> + regulator-name = "vcca_3v3_s0";
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vccio_sd_s0: pldo-reg5 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <3300000>;
>> + regulator-name = "vccio_sd_s0";
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vcca1v8_pldo6_s3: pldo-reg6 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-name = "vcca1v8_pldo6_s3";
>> +
>> + regulator-state-mem {
>> + regulator-on-in-suspend;
>> + regulator-suspend-microvolt = <1800000>;
>> + };
>> + };
>> +
>> + vdd_0v75_s3: nldo-reg1 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <750000>;
>> + regulator-max-microvolt = <750000>;
>> + regulator-name = "vdd_0v75_s3";
>> +
>> + regulator-state-mem {
>> + regulator-on-in-suspend;
>> + regulator-suspend-microvolt = <750000>;
>> + };
>> + };
>> +
>> + vdda_ddr_pll_s0: nldo-reg2 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <850000>;
>> + regulator-max-microvolt = <850000>;
>> + regulator-name = "vdda_ddr_pll_s0";
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vdda0v75_hdmi_s0: nldo-reg3 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <837500>;
>> + regulator-max-microvolt = <837500>;
>> + regulator-name = "vdda0v75_hdmi_s0";
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vdda_0v85_s0: nldo-reg4 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <850000>;
>> + regulator-max-microvolt = <850000>;
>> + regulator-name = "vdda_0v85_s0";
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> +
>> + vdda_0v75_s0: nldo-reg5 {
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <750000>;
>> + regulator-max-microvolt = <750000>;
>> + regulator-name = "vdda_0v75_s0";
>> +
>> + regulator-state-mem {
>> + regulator-off-in-suspend;
>> + };
>> + };
>> + };
>> + };
>> +};
>> +
>> +&i2c2 {
>> + status = "okay";
>> +
>> + hym8563: rtc at 51 {
>> + compatible = "haoyu,hym8563";
>> + reg = <0x51>;
>> + #clock-cells = <0>;
>> + clock-output-names = "hym8563";
>> + interrupt-parent = <&gpio0>;
>> + interrupts = <RK_PA5 IRQ_TYPE_LEVEL_LOW>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&rtc_int_l>;
>> + wakeup-source;
>> + };
>> +};
>> +
>> +&pcie0 {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pcie0_perstn>;
>> + reset-gpios = <&gpio2 RK_PB4 GPIO_ACTIVE_HIGH>;
>> + vpcie3v3-supply = <&vcc_3v3_s3>;
>> + status = "okay";
>> +};
>> +
>> +&pcie1 {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pcie1_perstn>;
>> + reset-gpios = <&gpio0 RK_PC7 GPIO_ACTIVE_HIGH>;
>> + vpcie3v3-supply = <&vcc_3v3_s3>;
>> + status = "okay";
>> +};
>> +
>> +&pinctrl {
>> + bt {
>> + bt_reg_on_h: bt-reg-on-h {
>> + rockchip,pins = <3 RK_PC7 RK_FUNC_GPIO &pcfg_pull_up>;
>> + };
>> +
>> + bt_wake_host_h: bt-wake-host-h {
>> + rockchip,pins = <0 RK_PB1 RK_FUNC_GPIO &pcfg_pull_down>;
>> + };
>> +
>> + host_wake_bt_h: host-wake-bt-h {
>> + rockchip,pins = <3 RK_PD0 RK_FUNC_GPIO &pcfg_pull_up>;
>> + };
>> + };
>> +
>> + gpio-keys {
>> + reset_button_pin: reset-button-pin {
>> + rockchip,pins = <4 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
>> + };
>> + };
>> +
>> + gpio-leds {
>> + lan_led_pin: lan-led-pin {
>> + rockchip,pins = <2 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
>> + };
>> +
>> + power_led_pin: power-led-pin {
>> + rockchip,pins = <2 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
>> + };
>> +
>> + wan_led_pin: wan-led-pin {
>> + rockchip,pins = <4 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>;
>> + };
>> + };
>> +
>> + hdmi {
>> + hdmi_tx_on_h: hdmi-tx-on-h {
>> + rockchip,pins = <4 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
>> + };
>> + };
>> +
>> + hym8563 {
>> + rtc_int_l: rtc-int-l {
>> + rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
>> + };
>> + };
>> +
>> + pcie {
>> + pcie0_perstn: pcie0-perstn {
>> + rockchip,pins = <2 RK_PB4 RK_FUNC_GPIO &pcfg_pull_up>;
>> + };
>> +
>> + pcie1_perstn: pcie1-perstn {
>> + rockchip,pins = <0 RK_PC7 RK_FUNC_GPIO &pcfg_pull_up>;
>> + };
>> + };
>> +
>> + usb {
>> + usb_otg0_pwren_h: usb-otg0-pwren-h {
>> + rockchip,pins = <0 RK_PD1 RK_FUNC_GPIO &pcfg_pull_none>;
>> + };
>> + };
>> +
>> + wifi {
>> + wifi_wake_host_h: wifi-wake-host-h {
>> + rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_down>;
>> + };
>> +
>> + wifi_reg_on_h: wifi-reg-on-h {
>> + rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
>> + };
>> + };
>> +};
>> +
>> +&sai6 {
>> + status = "okay";
>> +};
>> +
>> +&sdmmc {
>> + bus-width = <4>;
>> + cap-mmc-highspeed;
>> + cap-sd-highspeed;
>> + disable-wp;
>> + no-mmc;
>> + no-sdio;
>> + sd-uhs-sdr104;
>> + vmmc-supply = <&vcc_3v3_s3>;
>> + vqmmc-supply = <&vccio_sd_s0>;
>> + status = "okay";
>> +};
>> +
>> +&sdio {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + bus-width = <4>;
>> + cap-sd-highspeed;
>> + cap-sdio-irq;
>> + disable-wp;
>> + keep-power-in-suspend;
>> + mmc-pwrseq = <&sdio_pwrseq>;
>> + no-mmc;
>> + no-sd;
>> + non-removable;
>> + sd-uhs-sdr104;
>> + vmmc-supply = <&vcc_3v3_s3>;
>> + vqmmc-supply = <&vcc_1v8_s3>;
>> + wakeup-source;
>> + status = "okay";
>> +
>> + rtl8822cs: wifi at 1 {
>> + reg = <1>;
>> + interrupt-parent = <&gpio0>;
>> + interrupts = <RK_PB0 IRQ_TYPE_LEVEL_HIGH>;
>> + interrupt-names = "host-wake";
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&wifi_wake_host_h>;
>> + };
>> +};
>> +
>> +&sdhci {
>> + bus-width = <8>;
>> + cap-mmc-highspeed;
>> + full-pwr-cycle-in-suspend;
>> + mmc-hs400-1_8v;
>> + mmc-hs400-enhanced-strobe;
>> + no-sdio;
>> + no-sd;
>> + non-removable;
>> + status = "okay";
>> +};
>> +
>> +&saradc {
>> + vref-supply = <&vcca_1v8_s0>;
>> + status = "okay";
>> +};
>> +
>> +&u2phy0 {
>> + status = "okay";
>> +};
>> +
>> +&u2phy0_otg {
>> + phy-supply = <&vcc5v0_usb_otg0>;
>> + status = "okay";
>> +};
>> +
>> +&uart0 {
>> + status = "okay";
>> +};
>> +
>> +&uart5 {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&uart5m0_xfer &uart5m0_ctsn &uart5m0_rtsn>;
>> + uart-has-rtscts;
>> + status = "okay";
>> +
>> + bluetooth {
>> + compatible = "realtek,rtl8822cs-bt";
>> + enable-gpios = <&gpio3 RK_PC7 GPIO_ACTIVE_HIGH>;
>> + device-wake-gpios = <&gpio3 RK_PD0 GPIO_ACTIVE_HIGH>;
>> + host-wake-gpios = <&gpio0 RK_PB1 GPIO_ACTIVE_HIGH>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&bt_wake_host_h &host_wake_bt_h &bt_reg_on_h>;
>> + };
>> +};
>> +
>> +&usbdp_phy {
>> + status = "okay";
>> +};
>> +
>> +&usb_drd0_dwc3 {
>> + dr_mode = "host";
>> + extcon = <&u2phy0>;
>> + status = "okay";
>> +};
>> +
>> +&vop {
>> + status = "okay";
>> +};
>> +
>> +&vop_mmu {
>> + status = "okay";
>> +};
>> +
>> +&vp0 {
>> + vp0_out_hdmi: endpoint at ROCKCHIP_VOP2_EP_HDMI0 {
>> + reg = <ROCKCHIP_VOP2_EP_HDMI0>;
>> + remote-endpoint = <&hdmi_in_vp0>;
>> + };
>> +};
>
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