arch/arm/dts/tegra20-samsung-n1.dts

// SPDX-License-Identifier: GPL-2.0
/dts-v1/;

#include "tegra20-samsung-n1-common.dtsi"

/ {
	model = "Samsung Galaxy R (GT-I9103)";
	compatible = "samsung,n1", "nvidia,tegra20";

	aliases {
		i2c10 = &cmc_i2c;
		spi0 = &panel_spi;
	};

	host1x@50000000 {
		dc@54200000 {
			rgb {
				status = "okay";

				port {
					dpi_output: endpoint {
						remote-endpoint = <&bridge_input>;
						bus-width = <24>;
					};
				};
			};
		};
	};

	pinmux@70000014 {
		pinctrl-names = "default";
		pinctrl-0 = <&state_default>;

		state_default: pinmux {
			conf-dtf {
				nvidia,pins = "dtf", "spdi", "spih";
				nvidia,pull = <TEGRA_PIN_PULL_NONE>;
				nvidia,tristate = <TEGRA_PIN_DISABLE>;
			};

			conf-gpv {
				nvidia,pins = "gpv", "spib";
				nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
				nvidia,tristate = <TEGRA_PIN_DISABLE>;
			};

			conf-kbcd {
				nvidia,pins = "kbcd";
				nvidia,pull = <TEGRA_PIN_PULL_UP>;
				nvidia,tristate = <TEGRA_PIN_DISABLE>;
			};
		};
	};

	i2c@7000d000 {
		max8907@3c {
			regulators {
				vcmc623_io_1v8: ldo15 {
					regulator-name = "vcmc623_io_1v8";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
				};
			};
		};
	};

	cmc_i2c: i2c-10 {
		compatible = "i2c-gpio";

		sda-gpios = <&gpio TEGRA_GPIO(Z, 3) GPIO_ACTIVE_HIGH>;
		scl-gpios = <&gpio TEGRA_GPIO(C, 6) GPIO_ACTIVE_HIGH>;

		i2c-gpio,scl-output-only;
		i2c-gpio,delay-us = <1>;

		#address-cells = <1>;
		#size-cells = <0>;

		cmc623: bridge@38 {
			compatible = "samsung,cmc623";
			reg = <0x38>;

			enable-gpios = <&gpio TEGRA_GPIO(Q, 4) GPIO_ACTIVE_HIGH>;
			reset-gpios = <&gpio TEGRA_GPIO(J, 6) GPIO_ACTIVE_HIGH>;

			bypass-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_LOW>;
			sleep-gpios = <&gpio TEGRA_GPIO(W, 0) GPIO_ACTIVE_HIGH>;

			vdd3v0-supply = <&vcmc623_3v0>;
			vdd1v2-supply = <&vcmc623_1v2>;
			vddio1v8-supply = <&vcmc623_io_1v8>;

			cmc623_backlight: backlight {
				compatible = "samsung,cmc623-backlight";

				enable-gpios = <&gpio TEGRA_GPIO(R, 3) GPIO_ACTIVE_HIGH>;
			};

			ports {
				#address-cells = <1>;
				#size-cells = <0>;

				port@0 {
					reg = <0>;

					bridge_input: endpoint {
						remote-endpoint = <&dpi_output>;
					};
				};

				port@1 {
					reg = <1>;

					bridge_output: endpoint {
						remote-endpoint = <&panel_input>;
					};
				};
			};
		};
	};

	panel_spi: spi@7000d800 {
		status = "okay";
		spi-max-frequency = <1000000>;

		panel: panel@2 {
			/* 480x800 TFT LCD panel */
			compatible = "sony,l4f00430t01";
			reg = <2>;

			spi-max-frequency = <1000000>;

			spi-cpol;
			spi-cpha;

			reset-gpios = <&gpio TEGRA_GPIO(C, 1) GPIO_ACTIVE_LOW>;

			vdd1v8-supply = <&vlcd_1v8_reg>;
			vdd3v0-supply = <&vlcd_3v0_reg>;

			panel-width-mm = <55>;
			panel-height-mm = <91>;

			backlight = <&cmc623_backlight>;

			port {
				panel_input: endpoint {
					remote-endpoint = <&bridge_output>;
				};
			};
		};
	};

	sdhci@c8000400 {
		/* battery blocks the sdcard slot and the device lacks CD pin */
		non-removable;
	};

	gpio-keys {
		compatible = "gpio-keys";

		key-home {
			label = "Home";
			gpios = <&gpio TEGRA_GPIO(O, 5) GPIO_ACTIVE_LOW>;
			linux,code = <KEY_ENTER>;
		};
	};

	vcmc623_3v0: regulator-cmc623-3v0 {
		compatible = "regulator-fixed";
		regulator-name = "vcmc623_3v0";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	vcmc623_1v2: regulator-cmc623-1v2 {
		compatible = "regulator-fixed";
		regulator-name = "vcmc623_1v2";
		regulator-min-microvolt = <1200000>;
		regulator-max-microvolt = <1200000>;
		gpio = <&gpio TEGRA_GPIO(L, 5) GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};
};