--- /dev/null
+// 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";
+};
projects / thirdparty / kernel / linux.git / commitdiff
