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linux-loongson/arch/arm64/boot/dts/rockchip/rk3582-radxa-e52c.dts
FUKAUMI Naoki 9be4171219 arm64: dts: rockchip: Add Radxa E52C 
Radxa E52C[1] is a compact network computer based on the Rockchip
RK3582 SoC:

- Dual Cortex-A76 and quad Cortex-A55 CPU
- 5TOPS NPU
- 2GB/4GB/8GB LPDDR4 RAM
- 16GB/32GB/64GB on-board eMMC
- microSD card slot
- USB 3.0 Type-A HOST port
- USB Type-C debug port
- USB Type-C power port (5V only)
- 2x 2.5GbE ports

[1] https://radxa.com/products/network-computer/e52c

Signed-off-by: FUKAUMI Naoki <naoki@radxa.com>
Link: https://lore.kernel.org/r/20241226024630.13702-3-naoki@radxa.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
2025-01-08 12:59:49 +01:00

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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (c) 2024 Radxa Computer (Shenzhen) Co., Ltd.
*/
/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/pwm/pwm.h>
#include "rk3588s.dtsi"
/ {
model = "Radxa E52C";
compatible = "radxa,e52c", "rockchip,rk3582", "rockchip,rk3588s";
aliases {
mmc0 = &sdhci;
mmc1 = &sdmmc;
};
chosen {
stdout-path = "serial2:1500000n8";
};
keys-0 {
compatible = "adc-keys";
io-channels = <&saradc 0>;
io-channel-names = "buttons";
keyup-threshold-microvolt = <18000>;
poll-interval = <100>;
button-0 {
label = "Maskrom";
linux,code = <KEY_VENDOR>;
press-threshold-microvolt = <0>;
};
};
keys-1 {
compatible = "gpio-keys";
pinctrl-names = "default";
pinctrl-0 = <&btn_0>;
button-1 {
label = "User";
gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_LOW>;
linux,code = <BTN_0>;
wakeup-source;
};
};
leds-0 {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&led_0>;
led-0 {
color = <LED_COLOR_ID_GREEN>;
default-state = "on";
function = LED_FUNCTION_STATUS;
gpios = <&gpio3 RK_PC4 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
};
leds-1 {
compatible = "pwm-leds";
led-1 {
color = <LED_COLOR_ID_GREEN>;
default-state = "on";
function = LED_FUNCTION_LAN;
linux,default-trigger = "netdev";
pwms = <&pwm14 0 1000000 PWM_POLARITY_INVERTED>;
max-brightness = <255>;
};
led-2 {
color = <LED_COLOR_ID_GREEN>;
default-state = "on";
function = LED_FUNCTION_WAN;
linux,default-trigger = "netdev";
pwms = <&pwm11 0 1000000 PWM_POLARITY_INVERTED>;
max-brightness = <255>;
};
};
vcc_1v1_nldo_s3: regulator-1v1 {
compatible = "regulator-fixed";
regulator-name = "vcc_1v1_nldo_s3";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
vin-supply = <&vcc_sysin>;
};
vcc_3v3_pmu: regulator-3v3-0 {
compatible = "regulator-fixed";
regulator-name = "vcc_3v3_pmu";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc_3v3_s3>;
};
vcc_3v3_s0: regulator-3v3-1 {
compatible = "regulator-fixed";
regulator-name = "vcc_3v3_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc_3v3_s3>;
};
vcca: regulator-4v0 {
compatible = "regulator-fixed";
regulator-name = "vcca";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <4000000>;
regulator-max-microvolt = <4000000>;
vin-supply = <&vcc_sysin>;
};
vcc5v0_usb_otg0: regulator-5v0-0 {
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio0 RK_PD4 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&usb_otg_pwren_h>;
regulator-name = "vcc5v0_usb_otg0";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&vcc_sysin>;
};
vcc_5v0: regulator-5v0-1 {
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio4 RK_PA3 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&vcc_5v0_pwren_h>;
regulator-name = "vcc_5v0";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&vcc_sysin>;
};
vcc_sysin: regulator-5v0-2 {
compatible = "regulator-fixed";
regulator-name = "vcc_sysin";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
};
&combphy0_ps {
status = "okay";
};
&combphy2_psu {
status = "okay";
};
/*
* In the Rockchip RK3582 SoC, some CPU cores end up disabled
* and unused because they're marked in the efuses as defective.
* The disabling in the DT is performed by the boot loader.
*/
&cpu_b0 {
cpu-supply = <&vdd_cpu_big0_s0>;
};
&cpu_b1 {
cpu-supply = <&vdd_cpu_big0_s0>;
};
&cpu_b2 {
cpu-supply = <&vdd_cpu_big1_s0>;
};
&cpu_b3 {
cpu-supply = <&vdd_cpu_big1_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>;
};
&i2c0 {
pinctrl-names = "default";
pinctrl-0 = <&i2c0m2_xfer>;
status = "okay";
vdd_cpu_big0_s0: regulator@42 {
compatible = "rockchip,rk8602";
reg = <0x42>;
fcs,suspend-voltage-selector = <1>;
regulator-name = "vdd_cpu_big0_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <550000>;
regulator-max-microvolt = <1050000>;
regulator-ramp-delay = <2300>;
vin-supply = <&vcc_sysin>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
vdd_cpu_big1_s0: regulator@43 {
compatible = "rockchip,rk8603", "rockchip,rk8602";
reg = <0x43>;
fcs,suspend-voltage-selector = <1>;
regulator-name = "vdd_cpu_big1_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <550000>;
regulator-max-microvolt = <1050000>;
regulator-ramp-delay = <2300>;
vin-supply = <&vcc_sysin>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
eeprom@50 {
compatible = "belling,bl24c16a", "atmel,24c16";
reg = <0x50>;
pagesize = <16>;
vcc-supply = <&vcc_3v3_pmu>;
};
};
&i2c2 {
status = "okay";
vdd_npu_s0: regulator@42 {
compatible = "rockchip,rk8602";
reg = <0x42>;
fcs,suspend-voltage-selector = <1>;
regulator-name = "vdd_npu_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <550000>;
regulator-max-microvolt = <950000>;
regulator-ramp-delay = <2300>;
vin-supply = <&vcc_sysin>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
};
&i2c5 {
pinctrl-names = "default";
pinctrl-0 = <&i2c5m2_xfer>;
status = "okay";
rtc@51 {
compatible = "haoyu,hym8563";
reg = <0x51>;
#clock-cells = <0>;
clock-output-names = "rtcic_32kout";
interrupt-parent = <&gpio0>;
interrupts = <RK_PB0 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&rtc_int_l>;
wakeup-source;
};
};
&pcie2x1l1 {
pinctrl-names = "default";
pinctrl-0 = <&pcie20x1_1_perstn_m1>;
reset-gpios = <&gpio4 RK_PA2 GPIO_ACTIVE_HIGH>;
vpcie3v3-supply = <&vcc_3v3_s3>;
status = "okay";
};
&pcie2x1l2 {
pinctrl-names = "default";
pinctrl-0 = <&pcie20x1_2_perstn_m0>;
reset-gpios = <&gpio3 RK_PD1 GPIO_ACTIVE_HIGH>;
vpcie3v3-supply = <&vcc_3v3_s3>;
status = "okay";
};
&pinctrl {
keys {
btn_0: button-0 {
rockchip,pins = <4 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
leds {
led_0: led-0 {
rockchip,pins = <3 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
pcie {
pcie20x1_1_perstn_m1: pcie-1 {
rockchip,pins = <4 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
};
pcie20x1_2_perstn_m0: pcie-2 {
rockchip,pins = <3 RK_PD1 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
regulators {
vcc_5v0_pwren_h: regulator-5v0-1 {
rockchip,pins = <4 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
rtc {
rtc_int_l: rtc-0 {
rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
usb {
usb_otg_pwren_h: regulator-5v0-0 {
rockchip,pins = <0 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
};
&pwm11 {
pinctrl-names = "default";
pinctrl-0 = <&pwm11m1_pins>;
status = "okay";
};
&pwm14 {
pinctrl-names = "default";
pinctrl-0 = <&pwm14m1_pins>;
status = "okay";
};
&saradc {
vref-supply = <&vcca_1v8_s0>;
status = "okay";
};
&sdhci {
bus-width = <8>;
cap-mmc-highspeed;
mmc-hs400-1_8v;
mmc-hs400-enhanced-strobe;
no-sd;
no-sdio;
non-removable;
vmmc-supply = <&vcc_3v3_s0>;
vqmmc-supply = <&vcc_1v8_s3>;
status = "okay";
};
&sdmmc {
bus-width = <4>;
cap-mmc-highspeed;
cap-sd-highspeed;
cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>;
disable-wp;
no-sdio;
sd-uhs-sdr104;
vmmc-supply = <&vcc_3v3_s3>;
vqmmc-supply = <&vccio_sd_s0>;
status = "okay";
};
&spi2 {
status = "okay";
assigned-clocks = <&cru CLK_SPI2>;
assigned-clock-rates = <200000000>;
num-cs = <1>;
pinctrl-names = "default";
pinctrl-0 = <&spi2m2_cs0 &spi2m2_pins>;
pmic@0 {
compatible = "rockchip,rk806";
reg = <0>;
gpio-controller;
#gpio-cells = <2>;
interrupt-parent = <&gpio0>;
interrupts = <7 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pmic_pins>, <&rk806_dvs1_null>,
<&rk806_dvs2_null>, <&rk806_dvs3_null>;
spi-max-frequency = <1000000>;
system-power-controller;
vcc1-supply = <&vcc_sysin>;
vcc2-supply = <&vcc_sysin>;
vcc3-supply = <&vcc_sysin>;
vcc4-supply = <&vcc_sysin>;
vcc5-supply = <&vcc_sysin>;
vcc6-supply = <&vcc_sysin>;
vcc7-supply = <&vcc_sysin>;
vcc8-supply = <&vcc_sysin>;
vcc9-supply = <&vcc_sysin>;
vcc10-supply = <&vcc_sysin>;
vcc11-supply = <&vcc_2v0_pldo_s3>;
vcc12-supply = <&vcc_sysin>;
vcc13-supply = <&vcc_1v1_nldo_s3>;
vcc14-supply = <&vcc_1v1_nldo_s3>;
vcca-supply = <&vcca>;
rk806_dvs1_null: dvs1-null-pins {
pins = "gpio_pwrctrl1";
function = "pin_fun0";
};
rk806_dvs2_null: dvs2-null-pins {
pins = "gpio_pwrctrl2";
function = "pin_fun0";
};
rk806_dvs3_null: dvs3-null-pins {
pins = "gpio_pwrctrl3";
function = "pin_fun0";
};
regulators {
vdd_gpu_s0: dcdc-reg1 {
regulator-name = "vdd_gpu_s0";
regulator-boot-on;
regulator-min-microvolt = <550000>;
regulator-max-microvolt = <950000>;
regulator-ramp-delay = <12500>;
regulator-enable-ramp-delay = <400>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
vdd_cpu_lit_s0: dcdc-reg2 {
regulator-name = "vdd_cpu_lit_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <550000>;
regulator-max-microvolt = <950000>;
regulator-ramp-delay = <12500>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
vdd_logic_s0: dcdc-reg3 {
regulator-name = "vdd_logic_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <675000>;
regulator-max-microvolt = <750000>;
regulator-ramp-delay = <12500>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <750000>;
};
};
vdd_vdenc_s0: dcdc-reg4 {
regulator-name = "vdd_vdenc_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <550000>;
regulator-max-microvolt = <950000>;
regulator-ramp-delay = <12500>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
vdd_ddr_s0: dcdc-reg5 {
regulator-name = "vdd_ddr_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <675000>;
regulator-max-microvolt = <900000>;
regulator-ramp-delay = <12500>;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <850000>;
};
};
vdd2_ddr_s3: dcdc-reg6 {
regulator-name = "vdd2_ddr_s3";
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
};
};
vcc_2v0_pldo_s3: dcdc-reg7 {
regulator-name = "vcc_2v0_pldo_s3";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <2000000>;
regulator-max-microvolt = <2000000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <2000000>;
};
};
vcc_3v3_s3: dcdc-reg8 {
regulator-name = "vcc_3v3_s3";
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>;
};
};
vddq_ddr_s0: dcdc-reg9 {
regulator-name = "vddq_ddr_s0";
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
vcc_1v8_s3: dcdc-reg10 {
regulator-name = "vcc_1v8_s3";
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>;
};
};
vcc_1v8_s0: pldo-reg1 {
regulator-name = "vcc_1v8_s0";
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>;
};
};
vcca_1v8_s0: pldo-reg2 {
regulator-name = "vcca_1v8_s0";
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>;
};
};
vdda_1v2_s0: pldo-reg3 {
regulator-name = "vdda_1v2_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
vcca_3v3_s0: pldo-reg4 {
regulator-name = "vcca_3v3_s0";
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>;
};
};
vccio_sd_s0: pldo-reg5 {
regulator-name = "vccio_sd_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
pldo6_s3: pldo-reg6 {
regulator-name = "pldo6_s3";
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_0v75_s3: nldo-reg1 {
regulator-name = "vdd_0v75_s3";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <750000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <750000>;
};
};
vdda_ddr_pll_s0: nldo-reg2 {
regulator-name = "vdda_ddr_pll_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <850000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <850000>;
};
};
vdda_0v75_s0: nldo-reg3 {
regulator-name = "vdda_0v75_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <750000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <750000>;
};
};
vdda_0v85_s0: nldo-reg4 {
regulator-name = "vdda_0v85_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <850000>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
vdd_0v75_s0: nldo-reg5 {
regulator-name = "vdd_0v75_s0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <750000>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
};
};
};
&tsadc {
status = "okay";
};
&u2phy0 {
status = "okay";
};
&u2phy0_otg {
phy-supply = <&vcc5v0_usb_otg0>;
status = "okay";
};
&uart2 {
pinctrl-0 = <&uart2m0_xfer>;
status = "okay";
};
&usb_host0_xhci {
dr_mode = "host";
status = "okay";
};
&usbdp_phy0 {
status = "okay";
};
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