Merge pull request radxa-pkg#187 from RadxaMitchell/main

Add rock-pi-e overlay support
Radxa-Alvin · Oct 10, 2023 · ec2d8b7 · ec2d8b7
2 parents 0e11b1a + 4c31668
commit ec2d8b7
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diff --git a/arch/arm64/boot/dts/rockchip/overlays/rk3328-pwm2.dts b/arch/arm64/boot/dts/rockchip/overlays/rk3328-pwm2.dts
@@ -0,0 +1,22 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	metadata {
+		title = "Enable PWM2";
+		compatible = "rockchip,rk3328";
+		category = "misc";
+		exclusive = "GPIO2_A6";
+		description = "Enable PWM2.\nOn Rock Pi E this is pin 33.";
+	};
+
+	fragment@0 {
+		target = <&pwm2>;
+
+		__overlay__ {
+			status = "okay";
+			pinctrl-names = "default";
+			pinctrl-0 = <&pwm0_pin>;
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/rockchip/overlays/rk3328-spi0-spidev.dts b/arch/arm64/boot/dts/rockchip/overlays/rk3328-spi0-spidev.dts
@@ -0,0 +1,30 @@
+/dts-v1/;
+/plugin/;
+
+/{
+	metadata {
+		title = "Enable spidev on SPI0";
+		compatible = "rockchip,rk3328";
+		category = "misc";
+		exclusive = "GPIO3_A0", "GPIO3_A1", "GPIO3_A2", "GPIO3_B0";
+		description = "Enable spidev on SPI0 on pin 19, 21, 23 & 24.";
+	};
+
+	fragment@0 {
+		target = <&spi0>;
+
+		__overlay__ {
+			status = "okay";
+			pinctrl-names = "default";
+			pinctrl-0 = <&spi0m2_clk &spi0m2_tx &spi0m2_rx &spi0m2_cs0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			spidev@0 {
+				compatible = "rockchip,spidev";
+				reg = <0>;
+				spi-max-frequency = <50000000>;
+			};
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/rockchip/overlays/rk3328-uart1.dts b/arch/arm64/boot/dts/rockchip/overlays/rk3328-uart1.dts
@@ -0,0 +1,22 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	metadata {
+		title = "Enable UART1";
+		compatible = "rockchip,rk3328";
+		category = "misc";
+		exclusive = "GPIO3_A4", "GPIO3_A5";
+		description = "Enable UART1";
+	};
+
+	fragment@0 {
+		target = <&uart1>;
+
+		__overlay__ {
+			status = "okay";
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart1_xfer &uart1_cts &uart1_rts>;
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/rockchip/overlays/rk3328-uart2-m0.dts b/arch/arm64/boot/dts/rockchip/overlays/rk3328-uart2-m0.dts
@@ -0,0 +1,22 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	metadata {
+		title = "Enable UART2-M0";
+		compatible = "rockchip,rk3328";
+		category = "misc";
+		exclusive = "GPIO1_A0", "GPIO1_A1";
+		description = "Enable UART2-M0";
+	};
+
+	fragment@0 {
+		target = <&uart2>;
+
+		__overlay__ {
+			status = "okay";
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart2m1_xfer>;
+		};
+	};
+};