arm64: dts: rockchip: Add Vicharak Vaaman2 board

Add device tree for the Vicharak Vaaman2, a single-board computer
based on the Rockchip RK3588 SoC.

The board features:
- RK3588 SoC with 4x Cortex-A76 (big) + 4x Cortex-A55 (little)
- eMMC storage via SDHCI (HS400)
- microSD card via SDMMC
- RK806 PMIC on SPI2 providing all required power domains
- Two RK8602/RK8603 CPU regulators on I2C0 (big clusters)
- RK8602 NPU regulator on I2C1
- HYM8563 RTC on I2C0
- Status LED on GPIO2_C5 (active-low, heartbeat trigger)
- UART2 as serial console at 1500000 baud
- SARADC with 1.8V reference

Signed-off-by: Hrushiraj Gandhi <hrushirajg23@gmail.com>
Link: https://patch.msgid.link/20260714054653.266842-3-hrushirajg23@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Hrushiraj Gandhi 2026-07-14 11:16:53 +05:30 committed by Heiko Stuebner
parent 89be7a0715
commit 896e4c4508
2 changed files with 536 additions and 0 deletions

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@ -217,6 +217,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-tiger-haikou-video-demo.dtbo
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-toybrick-x0.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-turing-rk1.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-vicharak-axon.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-vicharak-vaaman2.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-youyeetoo-yy3588.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-coolpi-4b.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-evb1-v10.dtb

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@ -0,0 +1,535 @@
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/soc/rockchip,vop2.h>
#include "rk3588.dtsi"
/ {
model = "Vicharak Vaaman2";
compatible = "vicharak,vaaman2", "rockchip,rk3588";
aliases {
mmc0 = &sdmmc;
mmc1 = &sdhci;
serial2 = &uart2;
};
chosen {
stdout-path = "serial2:1500000n8";
};
leds {
compatible = "gpio-leds";
status_led: led-0 {
default-state = "on";
function = LED_FUNCTION_STATUS;
gpios = <&gpio2 RK_PC5 GPIO_ACTIVE_LOW>;
retain-state-suspended;
linux,default-trigger = "heartbeat";
};
};
vcc20v_dcin: regulator-vcc20v-dcin {
compatible = "regulator-fixed";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <20000000>;
regulator-max-microvolt = <20000000>;
regulator-name = "vcc20v_dcin";
};
vcc5v0_sys: regulator-vcc5v0-sys {
compatible = "regulator-fixed";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&vcc20v_dcin>;
regulator-name = "vcc5v0_sys";
};
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>;
};
};
&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-0 = <&i2c0m2_xfer>;
pinctrl-names = "default";
status = "okay";
vdd_cpu_big0_s0: regulator@42 {
compatible = "rockchip,rk8602";
reg = <0x42>;
regulator-always-on;
regulator-boot-on;
regulator-max-microvolt = <1050000>;
regulator-min-microvolt = <550000>;
regulator-name = "vdd_cpu_big0_s0";
regulator-ramp-delay = <2300>;
vin-supply = <&vcc5v0_sys>;
fcs,suspend-voltage-selector = <1>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
vdd_cpu_big1_s0: regulator@43 {
compatible = "rockchip,rk8603", "rockchip,rk8602";
reg = <0x43>;
regulator-always-on;
regulator-boot-on;
regulator-max-microvolt = <1050000>;
regulator-min-microvolt = <550000>;
regulator-name = "vdd_cpu_big1_s0";
regulator-ramp-delay = <2300>;
vin-supply = <&vcc5v0_sys>;
fcs,suspend-voltage-selector = <1>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
hym8563: rtc@51 {
compatible = "haoyu,hym8563";
reg = <0x51>;
#clock-cells = <0>;
clock-output-names = "hym8563";
interrupt-parent = <&gpio0>;
interrupts = <RK_PB0 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&rtc_int>;
wakeup-source;
};
};
&i2c1 {
pinctrl-names = "default";
pinctrl-0 = <&i2c1m2_xfer>;
status = "okay";
vdd_npu_s0: regulator@42 {
compatible = "rockchip,rk8602";
reg = <0x42>;
regulator-name = "vdd_npu_s0";
regulator-boot-on;
regulator-enable-ramp-delay = <500>;
regulator-min-microvolt = <550000>;
regulator-max-microvolt = <950000>;
regulator-ramp-delay = <2300>;
vin-supply = <&vcc5v0_sys>;
fcs,suspend-voltage-selector = <1>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
};
&sdhci {
bus-width = <8>;
full-pwr-cycle-in-suspend;
mmc-hs400-1_8v;
mmc-hs400-enhanced-strobe;
no-sd;
no-sdio;
non-removable;
vmmc-supply = <&vcc_3v3_s3>;
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;
max-frequency = <200000000>;
no-mmc;
no-sdio;
sd-uhs-sdr104;
vmmc-supply = <&vcc_3v3_s3>;
vqmmc-supply = <&vccio_sd_s0>;
status = "okay";
};
&spi2 {
assigned-clock-rates = <200000000>;
assigned-clocks = <&cru CLK_SPI2>;
num-cs = <1>;
pinctrl-0 = <&spi2m2_cs0 &spi2m2_pins>;
pinctrl-names = "default";
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
pmic@0 {
compatible = "rockchip,rk806";
reg = <0>;
#gpio-cells = <2>;
gpio-controller;
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>;
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>;
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-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: 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;
};
};
vdd_vdenc_s0: dcdc-reg4 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <550000>;
regulator-max-microvolt = <950000>;
regulator-ramp-delay = <12500>;
regulator-name = "vdd_vdenc_s0";
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-ramp-delay = <12500>;
regulator-name = "vdd_ddr_s0";
regulator-state-mem {
regulator-off-in-suspend;
};
};
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-state-mem {
regulator-on-in-suspend;
};
};
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;
};
};
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;
};
};
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;
};
};
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-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-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;
};
};
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;
};
};
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;
};
};
avdd_0v75_s0: nldo-reg3 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <837500>;
regulator-max-microvolt = <837500>;
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;
};
};
};
};
};
&pinctrl {
hym8563 {
rtc_int: rtc-int {
rockchip,pins =
<0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
};
&saradc {
vref-supply = <&avcc_1v8_s0>;
status = "okay";
};
&tsadc {
status = "okay";
};
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&uart2m0_xfer>;
status = "okay";
};