Initial commit

target/linux/ramips/dts/rt5350_hilink_hlk-rm04.dts

@@ -0,0 +1,122 @@
+#include "rt5350.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+	compatible = "hilink,hlk-rm04", "ralink,rt5350-soc";
+	model = "HILINK HLK-RM04";
+
+	chosen {
+		bootargs = "console=ttyS1,57600";
+	};
+
+	gpio-export {
+		compatible = "gpio-export";
+		#size-cells = <0>;
+
+		/* I2C */
+		gpio1 {
+			/* I2C_I2C_SD */
+			gpio-export,name = "hlk-rm04:gpio0";
+			gpio-export,direction_may_change = <1>;
+			gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
+		};
+		gpio2 {
+			/* I2C_I2C_SCLK */
+			gpio-export,name = "hlk-rm04:gpio1";
+			gpio-export,direction_may_change = <1>;
+			gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
+	keys {
+		compatible = "gpio-keys-polled";
+		poll-interval = <20>;
+		reset {
+			label = "reset";
+			gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_RESTART>;
+		};
+		wps {
+			label = "wps";
+			gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_WPS_BUTTON>;
+		};
+	};
+};
+
+&uart {
+	status = "okay";
+};
+
+&spi0 {
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <10000000>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "u-boot";
+				reg = <0x0 0x30000>;
+				read-only;
+			};
+
+			partition@30000 {
+				label = "u-boot-env";
+				reg = <0x30000 0x10000>;
+				read-only;
+			};
+
+			factory: partition@40000 {
+				label = "factory";
+				reg = <0x40000 0x10000>;
+				read-only;
+			};
+
+			partition@50000 {
+				compatible = "denx,uimage";
+				label = "firmware";
+				reg = <0x50000 0x3b0000>;
+			};
+		};
+	};
+};
+
+&state_default {
+	gpio {
+		groups = "i2c", "jtag";
+		function = "gpio";
+	};
+
+	uartf_gpio {
+		groups = "uartf";
+		function = "gpio uartf";
+	};
+};
+
+&ethernet {
+	nvmem-cells = <&macaddr_factory_4>;
+	nvmem-cell-names = "mac-address";
+};
+
+&wmac {
+	ralink,mtd-eeprom = <&factory 0x0>;
+};
+
+&factory {
+	compatible = "nvmem-cells";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	macaddr_factory_4: macaddr@4 {
+		reg = <0x4 0x6>;
+	};
+};