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rockchip: rk3399: Add support for FriendlyARM NanoPi R4S
This adds support for the NanoPi R4S from FriendlyArm.

Rockchip RK3399 SoC
1GB DDR3 or 4GB LPDDR4 RAM
Gigabit Ethernet (WAN)
Gigabit Ethernet (PCIe) (LAN)
USB 3.0 Port x 2
MicroSD slot
Reset button
WAN - LAN - SYS LED

[initial DTS file]
Co-developed-by: Jensen Huang <jensenhuang@friendlyarm.com>
Signed-off-by: Jensen Huang <jensenhuang@friendlyarm.com>
[minor adjustments]
Co-developed-by: Marty Jones <mj8263788@gmail.com>
Signed-off-by: Marty Jones <mj8263788@gmail.com>
[fixed format issues]
Signed-off-by: Tianling Shen <cnsztl@gmail.com>
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1715173329 authored and intel-lab-lkp committed Mar 12, 2021
1 parent b5aeeb7 commit 3876085b2fc26f04fbdf04041d3465724a6be425
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@@ -36,6 +36,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-nanopc-t4.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-nanopi-m4.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-nanopi-m4b.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-nanopi-neo4.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-nanopi-r4s.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-orangepi.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-pinebook-pro.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-puma-haikou.dtb
@@ -0,0 +1,183 @@
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* FriendlyElec NanoPC-T4 board device tree source
*
* Copyright (c) 2020 FriendlyElec Computer Tech. Co., Ltd.
* (http://www.friendlyarm.com)
*
* Copyright (c) 2018 Collabora Ltd.
*
* Copyright (c) 2020 Jensen Huang <jensenhuang@friendlyarm.com>
* Copyright (c) 2020 Marty Jones <mj8263788@gmail.com>
* Copyright (c) 2021 Tianling Shen <cnsztl@gmail.com>
*/

/dts-v1/;
#include "rk3399-nanopi4.dtsi"

/ {
model = "FriendlyElec NanoPi R4S";
compatible = "friendlyarm,nanopi-r4s", "rockchip,rk3399";

/delete-node/ gpio-leds;
gpio-leds {
compatible = "gpio-leds";
pinctrl-0 = <&lan_led_pin>, <&sys_led_pin>, <&wan_led_pin>;
pinctrl-names = "default";

lan_led: led-0 {
gpios = <&gpio1 RK_PA1 GPIO_ACTIVE_HIGH>;
label = "nanopi-r4s:green:lan";
};

sys_led: led-1 {
gpios = <&gpio0 RK_PB5 GPIO_ACTIVE_HIGH>;
label = "nanopi-r4s:red:sys";
default-state = "on";
};

wan_led: led-2 {
gpios = <&gpio1 RK_PA0 GPIO_ACTIVE_HIGH>;
label = "nanopi-r4s:green:wan";
};
};

/delete-node/ gpio-keys;
gpio-keys {
compatible = "gpio-keys";
pinctrl-names = "default";
pinctrl-0 = <&reset_button_pin>;

reset {
debounce-interval = <50>;
gpios = <&gpio1 RK_PC6 GPIO_ACTIVE_LOW>;
label = "reset";
linux,code = <KEY_RESTART>;
};
};

vdd_5v: vdd-5v {
compatible = "regulator-fixed";
regulator-name = "vdd_5v";
regulator-always-on;
regulator-boot-on;
};

fan: pwm-fan {
compatible = "pwm-fan";
/*
* With 20KHz PWM and an EVERCOOL EC4007H12SA fan, these levels
* work out to 0, ~1200, ~3000, and 5000RPM respectively.
*/
cooling-levels = <0 12 18 255>;
#cooling-cells = <2>;
fan-supply = <&vdd_5v>;
pwms = <&pwm1 0 50000 0>;
};
};

&cpu_thermal {
trips {
cpu_warm: cpu_warm {
temperature = <55000>;
hysteresis = <2000>;
type = "active";
};

cpu_hot: cpu_hot {
temperature = <65000>;
hysteresis = <2000>;
type = "active";
};
};

cooling-maps {
map2 {
trip = <&cpu_warm>;
cooling-device = <&fan THERMAL_NO_LIMIT 1>;
};

map3 {
trip = <&cpu_hot>;
cooling-device = <&fan 2 THERMAL_NO_LIMIT>;
};
};
};

&display_subsystem {
status = "disabled";
};

&emmc_phy {
status = "disabled";
};

&fusb0 {
status = "disabled";
};

&pcie0 {
max-link-speed = <1>;
num-lanes = <1>;
vpcie3v3-supply = <&vcc3v3_sys>;

pcie@0 {
reg = <0x00000000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
};
};

&pinctrl {
/delete-node/ gpio-leds;
gpio-leds {
lan_led_pin: lan-led-pin {
rockchip,pins = <1 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none>;
};

sys_led_pin: sys-led-pin {
rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
};

wan_led_pin: wan-led-pin {
rockchip,pins = <1 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
};
};

/delete-node/ rockchip-key;
rockchip-key {
reset_button_pin: reset-button-pin {
rockchip,pins = <1 RK_PC6 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
};

&sdhci {
status = "disabled";
};

&sdio0 {
status = "disabled";
};

&sdmmc {
sd-uhs-sdr12;
sd-uhs-sdr25;
sd-uhs-sdr50;
};

&u2phy0_host {
phy-supply = <&vdd_5v>;
};

&u2phy1_host {
status = "disabled";
};

&usbdrd_dwc3_0 {
dr_mode = "host";
};

&vcc3v3_sys {
vin-supply = <&vcc5v0_sys>;
};

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