arm64: dts: rockchip: Add Radxa ROCK 2A/2F

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@kwiboo.se>
Tested-by: Yao Zi <ziyao@disroot.org>
Reviewed-by: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
Tested-by: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
Link: https://lore.kernel.org/r/20250717103720.2853031-3-jonas@kwiboo.se
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
[ upstream commit: 5b71b3d9aa61626d6a93ed2f761a748aa2ecfa95 ]

(cherry picked from commit d272bc0c747a5af49cf98140ebd25a702f84ab52)
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

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 (file)
index 0000000..aedc7ee
--- /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@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 (file)
index 0000000..c03ae1d
--- /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@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 (file)
index 0000000..3e2b9b6
--- /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";
+};