1 files changed, 87 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg503.dts b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg503.dts
new file mode 100644
index 000000000..3dc01549a
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg503.dts
@@ -0,0 +1,87 @@
+// 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/pinctrl/rockchip.h>
+#include "rk3566-anbernic-rgxx3.dtsi"
+
+/ {
+	model = "RG503";
+	compatible = "anbernic,rg503", "rockchip,rk3566";
+
+	aliases {
+		mmc0 = &sdmmc0;
+		mmc1 = &sdmmc1;
+		mmc2 = &sdmmc2;
+	};
+
+	gpio_spi: spi {
+		compatible = "spi-gpio";
+		pinctrl-names = "default";
+		pinctrl-0 = <&spi_pins>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		sck-gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_HIGH>;
+		mosi-gpios = <&gpio4 RK_PB0 GPIO_ACTIVE_HIGH>;
+		cs-gpios = <&gpio4 RK_PA7 GPIO_ACTIVE_HIGH>;
+		num-chipselects = <0>;
+	};
+};
+
+&gpio_keys_control {
+	button-a {
+		gpios = <&gpio3 RK_PC1 GPIO_ACTIVE_LOW>;
+		label = "EAST";
+		linux,code = <BTN_EAST>;
+	};
+
+	button-left {
+		gpios = <&gpio3 RK_PA5 GPIO_ACTIVE_LOW>;
+		label = "DPAD-LEFT";
+		linux,code = <BTN_DPAD_LEFT>;
+	};
+
+	button-right {
+		gpios = <&gpio3 RK_PA6 GPIO_ACTIVE_LOW>;
+		label = "DPAD-RIGHT";
+		linux,code = <BTN_DPAD_RIGHT>;
+	};
+
+	button-r1 {
+		gpios = <&gpio3 RK_PB3 GPIO_ACTIVE_LOW>;
+		label = "TR";
+		linux,code = <BTN_TR>;
+	};
+
+	button-r2 {
+		gpios = <&gpio3 RK_PB4 GPIO_ACTIVE_LOW>;
+		label = "TR2";
+		linux,code = <BTN_TR2>;
+	};
+
+	button-right {
+		gpios = <&gpio3 RK_PA6 GPIO_ACTIVE_LOW>;
+		label = "DPAD-RIGHT";
+		linux,code = <BTN_DPAD_RIGHT>;
+	};
+
+	button-y {
+		gpios = <&gpio3 RK_PC2 GPIO_ACTIVE_LOW>;
+		label = "WEST";
+		linux,code = <BTN_WEST>;
+	};
+};
+
+&pinctrl {
+	gpio-spi {
+		spi_pins: spi-pins {
+			rockchip,pins =
+				<4 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>,
+				<4 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>,
+				<4 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+};