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Mon, 13 Jul 2026 22:47:11 -0700 (PDT) From: Hrushiraj Gandhi To: linux-rockchip@lists.infradead.org Cc: heiko@sntech.de, krzk+dt@kernel.org, robh@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Hrushiraj Gandhi Subject: [PATCH v4 2/2] arm64: dts: rockchip: Add Vicharak Vaaman2 board Date: Tue, 14 Jul 2026 11:16:53 +0530 Message-ID: <20260714054653.266842-3-hrushirajg23@gmail.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260714054653.266842-1-hrushirajg23@gmail.com> References: <20260714054653.266842-1-hrushirajg23@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 --- arch/arm64/boot/dts/rockchip/Makefile | 1 + .../dts/rockchip/rk3588-vicharak-vaaman2.dts | 547 ++++++++++++++++++ 2 files changed, 548 insertions(+) create mode 100644 arch/arm64/boot/dts/rockchip/rk3588-vicharak-vaaman2.dts diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile index 92114cb757cc..9213280d831b 100644 --- a/arch/arm64/boot/dts/rockchip/Makefile +++ b/arch/arm64/boot/dts/rockchip/Makefile @@ -214,6 +214,7 @@ 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) += rk3588s-coolpi-4b.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-evb1-v10.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-gameforce-ace.dtb diff --git a/arch/arm64/boot/dts/rockchip/rk3588-vicharak-vaaman2.dts b/arch/arm64/boot/dts/rockchip/rk3588-vicharak-vaaman2.dts new file mode 100644 index 000000000000..c176a969a268 --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3588-vicharak-vaaman2.dts @@ -0,0 +1,547 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) + +/dts-v1/; + +#include +#include +#include +#include +#include +#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: status-led { + gpios = <&gpio2 RK_PC5 GPIO_ACTIVE_LOW>; + function = LED_FUNCTION_STATUS; + default-state = "on"; + retain-state-suspended; + linux,default-trigger = "heartbeat"; + }; + + }; + + vcc20v_dcin: regulator-vcc20v-dcin { + compatible = "regulator-fixed"; + regulator-name = "vcc20v_dcin"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <20000000>; + regulator-max-microvolt = <20000000>; + }; + + vcc5v0_sys: regulator-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 = <&vcc20v_dcin>; + }; + + vcc_1v1_nldo_s3: regulator-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>; + }; + +}; + +&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"; + fcs,suspend-voltage-selector = <1>; + 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>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + vdd_cpu_big1_s0: regulator@43 { + compatible = "rockchip,rk8603", "rockchip,rk8602"; + fcs,suspend-voltage-selector = <1>; + 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>; + + 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 = ; + 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>; + fcs,suspend-voltage-selector = <1>; + 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>; + + 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"; + status = "okay"; + #address-cells = <1>; + #size-cells = <0>; + + 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-min-microvolt = <550000>; + regulator-max-microvolt = <950000>; + regulator-ramp-delay = <12500>; + regulator-name = "vdd_gpu_s0"; + regulator-enable-ramp-delay = <400>; + + 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-ramp-delay = <12500>; + regulator-name = "vdd_cpu_lit_s0"; + + 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-ramp-delay = <12500>; + regulator-name = "vdd_log_s0"; + + regulator-state-mem { + regulator-off-in-suspend; + regulator-suspend-microvolt = <750000>; + }; + }; + + 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; + 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-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-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; + 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 = <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"; +}; -- 2.47.3