[PATCH 1/4] arm64: dts: rockchip: Add Radxa ROCK 2A/2F
Kever Yang
kever.yang at rock-chips.com
Sun Oct 26 16:39:34 CET 2025
On 2025/10/20 04:58, Jonas Karlman wrote:
> The ROCK 2A and ROCK 2F is a high-performance single board computer
> developed by Radxa, based on the Rockchip RK3528A SoC.
>
> Add initial device tree for the Radxa ROCK 2A and ROCK 2F boards.
>
> Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
> Tested-by: Yao Zi <ziyao at disroot.org>
> Reviewed-by: Nicolas Frattaroli <nicolas.frattaroli at collabora.com>
> Tested-by: Nicolas Frattaroli <nicolas.frattaroli at collabora.com>
> Link: https://lore.kernel.org/r/20250717103720.2853031-3-jonas@kwiboo.se
> Signed-off-by: Heiko Stuebner <heiko at sntech.de>
>
> [ upstream commit: 5b71b3d9aa61626d6a93ed2f761a748aa2ecfa95 ]
>
> (cherry picked from commit d272bc0c747a5af49cf98140ebd25a702f84ab52)
> Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
Reviewed-by: Kever Yang <kever.yang at rock-chips.com>
Thanks,
- Kever
> ---
> .../src/arm64/rockchip/rk3528-rock-2.dtsi | 293 ++++++++++++++++++
> .../src/arm64/rockchip/rk3528-rock-2a.dts | 82 +++++
> .../src/arm64/rockchip/rk3528-rock-2f.dts | 10 +
> 3 files changed, 385 insertions(+)
> create mode 100644 dts/upstream/src/arm64/rockchip/rk3528-rock-2.dtsi
> create mode 100644 dts/upstream/src/arm64/rockchip/rk3528-rock-2a.dts
> create mode 100644 dts/upstream/src/arm64/rockchip/rk3528-rock-2f.dts
>
> diff --git a/dts/upstream/src/arm64/rockchip/rk3528-rock-2.dtsi b/dts/upstream/src/arm64/rockchip/rk3528-rock-2.dtsi
> new file mode 100644
> index 000000000000..aedc7ee9ee46
> --- /dev/null
> +++ b/dts/upstream/src/arm64/rockchip/rk3528-rock-2.dtsi
> @@ -0,0 +1,293 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/leds/common.h>
> +#include <dt-bindings/pwm/pwm.h>
> +#include "rk3528.dtsi"
> +
> +/ {
> + aliases {
> + i2c1 = &i2c1;
> + mmc0 = &sdhci;
> + mmc1 = &sdmmc;
> + serial0 = &uart0;
> + };
> +
> + chosen {
> + stdout-path = "serial0:1500000n8";
> + };
> +
> + adc-keys {
> + compatible = "adc-keys";
> + io-channels = <&saradc 0>;
> + io-channel-names = "buttons";
> + keyup-threshold-microvolt = <1800000>;
> + poll-interval = <100>;
> +
> + button-maskrom {
> + label = "MASKROM";
> + linux,code = <KEY_SETUP>;
> + press-threshold-microvolt = <0>;
> + };
> + };
> +
> + leds: leds {
> + compatible = "gpio-leds";
> + pinctrl-names = "default";
> + pinctrl-0 = <&state_led_b>;
> +
> + led-0 {
> + color = <LED_COLOR_ID_BLUE>;
> + default-state = "on";
> + function = LED_FUNCTION_HEARTBEAT;
> + gpios = <&gpio1 RK_PA3 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "heartbeat";
> + };
> + };
> +
> + vdd_0v9: regulator-0v9-vdd {
> + compatible = "regulator-fixed";
> + regulator-name = "vdd_0v9";
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <900000>;
> + regulator-max-microvolt = <900000>;
> + vin-supply = <&vcc5v0_sys>;
> + };
> +
> + vcc_ddr: regulator-1v1-vcc-ddr {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc_ddr";
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <1100000>;
> + regulator-max-microvolt = <1100000>;
> + vin-supply = <&vcc5v0_sys>;
> + };
> +
> + vcc_1v8: regulator-1v8-vcc {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc_1v8";
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + vin-supply = <&vcc_3v3>;
> + };
> +
> + vcc_3v3: regulator-3v3-vcc {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc_3v3";
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&vcc5v0_sys>;
> + };
> +
> + vcc_wifi: regulator-3v3-vcc-wifi {
> + compatible = "regulator-fixed";
> + enable-active-high;
> + gpios = <&gpio4 RK_PA4 GPIO_ACTIVE_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&usb_wifi_pwr>;
> + regulator-name = "vcc_wifi";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&vcc_3v3>;
> + };
> +
> + vcc5v0_sys: regulator-5v0-vcc-sys {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc5v0_sys";
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + };
> +
> + vcc5v0_usb20: regulator-5v0-vcc-usb20 {
> + compatible = "regulator-fixed";
> + enable-active-high;
> + gpios = <&gpio0 RK_PA1 GPIO_ACTIVE_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&usb_host_en>;
> + regulator-name = "vcc5v0_usb20";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + vin-supply = <&vcc5v0_sys>;
> + };
> +
> + vccio_sd: regulator-vccio-sd {
> + compatible = "regulator-gpio";
> + gpios = <&gpio1 RK_PC1 GPIO_ACTIVE_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&sdmmc_vol_ctrl_h>;
> + regulator-name = "vccio_sd";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + states = <1800000 0x0>, <3300000 0x1>;
> + vin-supply = <&vcc5v0_sys>;
> + };
> +
> + vdd_arm: regulator-vdd-arm {
> + compatible = "pwm-regulator";
> + pwms = <&pwm1 0 5000 PWM_POLARITY_INVERTED>;
> + pwm-supply = <&vcc5v0_sys>;
> + regulator-name = "vdd_arm";
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <746000>;
> + regulator-max-microvolt = <1201000>;
> + regulator-settling-time-up-us = <250>;
> + };
> +
> + vdd_logic: regulator-vdd-logic {
> + compatible = "pwm-regulator";
> + pwms = <&pwm2 0 5000 PWM_POLARITY_INVERTED>;
> + pwm-supply = <&vcc5v0_sys>;
> + regulator-name = "vdd_logic";
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <705000>;
> + regulator-max-microvolt = <1006000>;
> + regulator-settling-time-up-us = <250>;
> + };
> +
> + rfkill {
> + compatible = "rfkill-gpio";
> + label = "rfkill-wlan";
> + pinctrl-names = "default";
> + pinctrl-0 = <&wifi_reg_on_h>;
> + radio-type = "wlan";
> + shutdown-gpios = <&gpio1 RK_PA6 GPIO_ACTIVE_HIGH>;
> + };
> +};
> +
> +&cpu0 {
> + cpu-supply = <&vdd_arm>;
> +};
> +
> +&cpu1 {
> + cpu-supply = <&vdd_arm>;
> +};
> +
> +&cpu2 {
> + cpu-supply = <&vdd_arm>;
> +};
> +
> +&cpu3 {
> + cpu-supply = <&vdd_arm>;
> +};
> +
> +&gpu {
> + mali-supply = <&vdd_logic>;
> + status = "okay";
> +};
> +
> +&i2c1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c1m0_xfer>;
> + status = "okay";
> +
> + eeprom at 50 {
> + compatible = "belling,bl24c16a", "atmel,24c16";
> + reg = <0x50>;
> + pagesize = <16>;
> + read-only;
> + vcc-supply = <&vcc_3v3>;
> + };
> +};
> +
> +&pinctrl {
> + bluetooth {
> + bt_wake_host_h: bt-wake-host-h {
> + rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_down>;
> + };
> +
> + host_wake_bt_h: host-wake-bt-h {
> + rockchip,pins = <1 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
> + };
> + };
> +
> + leds {
> + state_led_b: state-led-b {
> + rockchip,pins = <1 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
> + };
> + };
> +
> + sdmmc {
> + sdmmc_vol_ctrl_h: sdmmc-vol-ctrl-h {
> + rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>;
> + };
> + };
> +
> + usb {
> + usb_host_en: usb-host-en {
> + rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none>;
> + };
> + };
> +
> + wifi {
> + usb_wifi_pwr: usb-wifi-pwr {
> + rockchip,pins = <4 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
> + };
> +
> + wifi_reg_on_h: wifi-reg-on-h {
> + rockchip,pins = <1 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;
> + };
> +
> + wifi_wake_host_h: wifi-wake-host-h {
> + rockchip,pins = <1 RK_PA7 RK_FUNC_GPIO &pcfg_pull_down>;
> + };
> + };
> +};
> +
> +&pwm1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pwm1m0_pins>;
> + status = "okay";
> +};
> +
> +&pwm2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pwm2m0_pins>;
> + status = "okay";
> +};
> +
> +&saradc {
> + vref-supply = <&vcc_1v8>;
> + status = "okay";
> +};
> +
> +&sdhci {
> + bus-width = <8>;
> + cap-mmc-highspeed;
> + mmc-hs200-1_8v;
> + no-sd;
> + no-sdio;
> + non-removable;
> + vmmc-supply = <&vcc_3v3>;
> + vqmmc-supply = <&vcc_1v8>;
> + status = "okay";
> +};
> +
> +&sdmmc {
> + bus-width = <4>;
> + cap-mmc-highspeed;
> + cap-sd-highspeed;
> + disable-wp;
> + max-frequency = <100000000>;
> + sd-uhs-sdr104;
> + vmmc-supply = <&vcc_3v3>;
> + vqmmc-supply = <&vccio_sd>;
> + status = "okay";
> +};
> +
> +&uart0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart0m0_xfer>;
> + status = "okay";
> +};
> diff --git a/dts/upstream/src/arm64/rockchip/rk3528-rock-2a.dts b/dts/upstream/src/arm64/rockchip/rk3528-rock-2a.dts
> new file mode 100644
> index 000000000000..c03ae1dd3456
> --- /dev/null
> +++ b/dts/upstream/src/arm64/rockchip/rk3528-rock-2a.dts
> @@ -0,0 +1,82 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +
> +/dts-v1/;
> +
> +#include "rk3528-rock-2.dtsi"
> +
> +/ {
> + model = "Radxa ROCK 2A";
> + compatible = "radxa,rock-2a", "rockchip,rk3528";
> +
> + aliases {
> + ethernet0 = &gmac1;
> + };
> +
> + vcc5v0_usb30_otg: regulator-5v0-vcc-usb30-otg {
> + compatible = "regulator-fixed";
> + enable-active-high;
> + gpios = <&gpio1 RK_PC3 GPIO_ACTIVE_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&usb_otg_en>;
> + regulator-name = "vcc5v0_usb30_otg";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + vin-supply = <&vcc5v0_sys>;
> + };
> +};
> +
> +&gmac1 {
> + clock_in_out = "output";
> + phy-handle = <&rgmii_phy>;
> + phy-mode = "rgmii-id";
> + phy-supply = <&vcc_3v3>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&rgmii_miim>, <&rgmii_tx_bus2>, <&rgmii_rx_bus2>,
> + <&rgmii_rgmii_clk>, <&rgmii_rgmii_bus>;
> + status = "okay";
> +};
> +
> +&leds {
> + pinctrl-names = "default";
> + pinctrl-0 = <&state_led_b>, <&sys_led_g>;
> +
> + led-1 {
> + color = <LED_COLOR_ID_GREEN>;
> + default-state = "on";
> + function = LED_FUNCTION_STATUS;
> + gpios = <&gpio3 RK_PC1 GPIO_ACTIVE_LOW>;
> + linux,default-trigger = "default-on";
> + };
> +};
> +
> +&mdio1 {
> + rgmii_phy: ethernet-phy at 1 {
> + compatible = "ethernet-phy-ieee802.3-c22";
> + reg = <0x1>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&gmac1_rstn_l>;
> + reset-assert-us = <20000>;
> + reset-deassert-us = <100000>;
> + reset-gpios = <&gpio4 RK_PC2 GPIO_ACTIVE_LOW>;
> + };
> +};
> +
> +&pinctrl {
> + ethernet {
> + gmac1_rstn_l: gmac1-rstn-l {
> + rockchip,pins = <4 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
> + };
> + };
> +
> + leds {
> + sys_led_g: sys-led-g {
> + rockchip,pins = <3 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>;
> + };
> + };
> +
> + usb {
> + usb_otg_en: usb-otg-en {
> + rockchip,pins = <1 RK_PC3 RK_FUNC_GPIO &pcfg_pull_none>;
> + };
> + };
> +};
> diff --git a/dts/upstream/src/arm64/rockchip/rk3528-rock-2f.dts b/dts/upstream/src/arm64/rockchip/rk3528-rock-2f.dts
> new file mode 100644
> index 000000000000..3e2b9b685cb2
> --- /dev/null
> +++ b/dts/upstream/src/arm64/rockchip/rk3528-rock-2f.dts
> @@ -0,0 +1,10 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +
> +/dts-v1/;
> +
> +#include "rk3528-rock-2.dtsi"
> +
> +/ {
> + model = "Radxa ROCK 2F";
> + compatible = "radxa,rock-2f", "rockchip,rk3528";
> +};
--
Thanks & Best regards,
Kever Yang
**************************************************************************************************
杨凯 市场部 Kever Yang Marketing Department
瑞芯微电子股份有限公司 Rockchip Electronics Co.，Ltd。
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