rockchip64-6.18: mekotronics-r58-4x4: basic DT with SD/eMMC/UART/rk806

- very basic, started from a mainlined DT, stripped almost everything
- only SD/eMMC/debug UART and basic regulators
This commit is contained in:
Ricardo Pardini 2025-12-23 19:16:00 +01:00
parent 1a4d46d3d7
commit 9b03d788d7

View File

@ -0,0 +1,452 @@
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/soc/rockchip,vop2.h>
#include <dt-bindings/usb/pd.h>
#include "rk3588.dtsi"
/ {
model = "Mekotronics R58 4x4";
compatible = "mekotronics,r58-4x4", "rockchip,rk3588";
chosen {
stdout-path = "serial2:1500000n8";
};
vcc12v_dcin: vcc12v-dcin {
compatible = "regulator-fixed";
regulator-name = "vcc12v_dcin";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <12000000>;
regulator-max-microvolt = <12000000>;
};
vcc5v0_sys: vcc5v0-sys {
compatible = "regulator-fixed";
regulator-name = "vcc5v0_sys";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&vcc12v_dcin>;
};
vcc_1v1_nldo_s3: vcc-1v1-nldo-s3 {
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 = <&vcc5v0_sys>;
};
};
&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 = <&vcc5v0_sys>;
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 = <&vcc5v0_sys>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
};
&pinctrl {
vdd_sd {
vdd_sd_en: vdd-sd-en {
rockchip,pins = <1 RK_PB6 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
};
&sdhci {
bus-width = <8>;
no-sdio;
no-sd;
non-removable;
mmc-hs400-1_8v;
mmc-hs400-enhanced-strobe;
status = "okay";
};
/*
&sdmmc {
bus-width = <4>;
cap-sd-highspeed;
disable-wp;
no-mmc;
no-sdio;
sd-uhs-sdr104;
vmmc-supply = <&vdd_3v3_sd>; // @TODO: fix
vqmmc-supply = <&vccio_sd_s0>;
status = "okay";
};
*/
&spi2 {
assigned-clocks = <&cru CLK_SPI2>;
assigned-clock-rates = <200000000>;
num-cs = <1>;
pinctrl-names = "default";
pinctrl-0 = <&spi2m2_cs0 &spi2m2_pins>;
status = "okay";
pmic@0 {
compatible = "rockchip,rk806";
reg = <0x0>;
interrupt-parent = <&gpio0>;
interrupts = <7 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";// @TODO: fix
pinctrl-0 = <&pmic_pins>, <&rk806_dvs1_null>,
<&rk806_dvs2_null>, <&rk806_dvs3_null>; // @TODO: fix
spi-max-frequency = <1000000>;
system-power-controller;
vcc1-supply = <&vcc5v0_sys>;
vcc2-supply = <&vcc5v0_sys>;
vcc3-supply = <&vcc5v0_sys>;
vcc4-supply = <&vcc5v0_sys>;
vcc5-supply = <&vcc5v0_sys>;
vcc6-supply = <&vcc5v0_sys>;
vcc7-supply = <&vcc5v0_sys>;
vcc8-supply = <&vcc5v0_sys>;
vcc9-supply = <&vcc5v0_sys>;
vcc10-supply = <&vcc5v0_sys>;
vcc11-supply = <&vcc_2v0_pldo_s3>;
vcc12-supply = <&vcc5v0_sys>;
vcc13-supply = <&vcc_1v1_nldo_s3>;
vcc14-supply = <&vcc_1v1_nldo_s3>;
vcca-supply = <&vcc5v0_sys>;
gpio-controller;
#gpio-cells = <2>;
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: vdd_gpu_mem_s0: dcdc-reg1 {
regulator-boot-on;
regulator-enable-ramp-delay = <400>;
regulator-min-microvolt = <550000>;
regulator-max-microvolt = <950000>;
regulator-name = "vdd_gpu_s0";
regulator-ramp-delay = <12500>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
vdd_cpu_lit_s0: vdd_cpu_lit_mem_s0: dcdc-reg2 {
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;
};
};
vdd_log_s0: dcdc-reg3 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <675000>;
regulator-max-microvolt = <750000>;
regulator-name = "vdd_log_s0";
regulator-ramp-delay = <12500>;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <750000>;
};
};
vdd_vdenc_s0: vdd_vdenc_mem_s0: dcdc-reg4 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <550000>;
regulator-max-microvolt = <950000>;
regulator-name = "vdd_vdenc_s0";
regulator-ramp-delay = <12500>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
vdd_ddr_s0: dcdc-reg5 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <675000>;
regulator-max-microvolt = <900000>;
regulator-name = "vdd_ddr_s0";
regulator-ramp-delay = <12500>;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <850000>;
};
};
vdd2_ddr_s3: dcdc-reg6 {
regulator-always-on;
regulator-boot-on;
regulator-name = "vdd2_ddr_s3";
regulator-state-mem {
regulator-on-in-suspend;
};
};
vcc_2v0_pldo_s3: dcdc-reg7 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <2000000>;
regulator-max-microvolt = <2000000>;
regulator-name = "vdd_2v0_pldo_s3";
regulator-ramp-delay = <12500>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <2000000>;
};
};
vcc_3v3_s3: dcdc-reg8 {
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>;
};
};
vddq_ddr_s0: dcdc-reg9 {
regulator-always-on;
regulator-boot-on;
regulator-name = "vddq_ddr_s0";
regulator-state-mem {
regulator-off-in-suspend;
};
};
vcc_1v8_s3: dcdc-reg10 {
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>;
};
};
avcc_1v8_s0: pldo-reg1 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "avcc_1v8_s0";
regulator-state-mem {
regulator-off-in-suspend;
};
};
vcc_1v8_s0: pldo-reg2 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "vcc_1v8_s0";
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
avdd_1v2_s0: pldo-reg3 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-name = "avdd_1v2_s0";
regulator-state-mem {
regulator-off-in-suspend;
};
};
vcc_3v3_s0: pldo-reg4 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-ramp-delay = <12500>;
regulator-name = "vcc_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-ramp-delay = <12500>;
regulator-name = "vccio_sd_s0";
regulator-state-mem {
regulator-off-in-suspend;
};
};
pldo6_s3: pldo-reg6 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "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>;
};
};
vdd_ddr_pll_s0: nldo-reg2 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <850000>;
regulator-name = "vdd_ddr_pll_s0";
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <850000>;
};
};
avdd_0v75_s0: nldo-reg3 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <750000>;
regulator-name = "avdd_0v75_s0";
regulator-state-mem {
regulator-off-in-suspend;
};
};
vdd_0v85_s0: nldo-reg4 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <850000>;
regulator-name = "vdd_0v85_s0";
regulator-state-mem {
regulator-off-in-suspend;
};
};
vdd_0v75_s0: nldo-reg5 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <750000>;
regulator-name = "vdd_0v75_s0";
regulator-state-mem {
regulator-off-in-suspend;
};
};
};
};
};
&uart2 {
pinctrl-0 = <&uart2m0_xfer>;
status = "okay";
};