linux/arch/arm/boot/dts/exynos4412-odroid-common.dtsi

/*
 * Common definition for Hardkernel's Exynos4412 based ODROID-X/X2/U2/U3 boards
 * device tree source
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
*/

#include <dt-bindings/sound/samsung-i2s.h>
#include <dt-bindings/input/input.h>
#include "exynos4412.dtsi"

/ {
	chosen {
		stdout-path = &serial_1;
	};

	firmware@0204F000 {
		compatible = "samsung,secure-firmware";
		reg = <0x0204F000 0x1000>;
	};

	gpio_keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&gpio_power_key>;

		power_key {
			interrupt-parent = <&gpx1>;
			interrupts = <3 0>;
			gpios = <&gpx1 3 1>;
			linux,code = <KEY_POWER>;
			label = "power key";
			debounce-interval = <10>;
			gpio-key,wakeup;
		};
	};

	i2s0: i2s@03830000 {
		pinctrl-0 = <&i2s0_bus>;
		pinctrl-names = "default";
		status = "okay";
		clocks = <&clock_audss EXYNOS_I2S_BUS>,
			 <&clock_audss EXYNOS_DOUT_AUD_BUS>,
			 <&clock_audss EXYNOS_SCLK_I2S>;
		clock-names = "iis", "i2s_opclk0", "i2s_opclk1";
	};

	sound: sound {
		compatible = "simple-audio-card";
		assigned-clocks = <&clock_audss EXYNOS_MOUT_AUDSS>,
				<&clock_audss EXYNOS_MOUT_I2S>,
				<&clock_audss EXYNOS_DOUT_SRP>,
				<&clock_audss EXYNOS_DOUT_AUD_BUS>;
		assigned-clock-parents = <&clock CLK_FOUT_EPLL>,
				<&clock_audss EXYNOS_MOUT_AUDSS>;
		assigned-clock-rates = <0>,
				<0>,
				<192000000>,
				<19200000>;

		simple-audio-card,format = "i2s";
		simple-audio-card,bitclock-master = <&link0_codec>;
		simple-audio-card,frame-master = <&link0_codec>;

		simple-audio-card,cpu {
			sound-dai = <&i2s0 0>;
			system-clock-frequency = <19200000>;
		};

		link0_codec: simple-audio-card,codec {
			sound-dai = <&max98090>;
			clocks = <&i2s0 CLK_I2S_CDCLK>;
		};
	};

	mmc@12550000 {
		pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
		pinctrl-names = "default";
		vmmc-supply = <&ldo20_reg &buck8_reg>;
		status = "okay";

		num-slots = <1>;
		broken-cd;
		card-detect-delay = <200>;
		samsung,dw-mshc-ciu-div = <3>;
		samsung,dw-mshc-sdr-timing = <2 3>;
		samsung,dw-mshc-ddr-timing = <1 2>;
		bus-width = <8>;
		cap-mmc-highspeed;
	};

	watchdog@10060000 {
		status = "okay";
	};

	rtc@10070000 {
		status = "okay";
	};

	g2d@10800000 {
		status = "okay";
	};

	camera {
		status = "okay";
		pinctrl-names = "default";
		pinctrl-0 = <>;

		fimc_0: fimc@11800000 {
			status = "okay";
			assigned-clocks = <&clock CLK_MOUT_FIMC0>,
					<&clock CLK_SCLK_FIMC0>;
			assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
			assigned-clock-rates = <0>, <176000000>;
		};

		fimc_1: fimc@11810000 {
			status = "okay";
			assigned-clocks = <&clock CLK_MOUT_FIMC1>,
					<&clock CLK_SCLK_FIMC1>;
			assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
			assigned-clock-rates = <0>, <176000000>;
		};

		fimc_2: fimc@11820000 {
			status = "okay";
			assigned-clocks = <&clock CLK_MOUT_FIMC2>,
					<&clock CLK_SCLK_FIMC2>;
			assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
			assigned-clock-rates = <0>, <176000000>;
		};

		fimc_3: fimc@11830000 {
			status = "okay";
			assigned-clocks = <&clock CLK_MOUT_FIMC3>,
					<&clock CLK_SCLK_FIMC3>;
			assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
			assigned-clock-rates = <0>, <176000000>;
		};
	};

	sdhci@12530000 {
		bus-width = <4>;
		pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
		pinctrl-names = "default";
		vmmc-supply = <&ldo4_reg &ldo21_reg>;
		cd-gpios = <&gpk2 2 0>;
		cd-inverted;
		status = "okay";
	};

	serial@13800000 {
		status = "okay";
	};

	serial@13810000 {
		status = "okay";
	};

	fixed-rate-clocks {
		xxti {
			compatible = "samsung,clock-xxti";
			clock-frequency = <0>;
		};

		xusbxti {
			compatible = "samsung,clock-xusbxti";
			clock-frequency = <24000000>;
		};
	};

	i2c@13860000 {
		pinctrl-0 = <&i2c0_bus>;
		pinctrl-names = "default";
		samsung,i2c-sda-delay = <100>;
		samsung,i2c-max-bus-freq = <400000>;
		status = "okay";

		usb3503: usb3503@08 {
			compatible = "smsc,usb3503";
			reg = <0x08>;

			intn-gpios = <&gpx3 0 0>;
			connect-gpios = <&gpx3 4 0>;
			reset-gpios = <&gpx3 5 0>;
			initial-mode = <1>;
		};

		max77686: pmic@09 {
			compatible = "maxim,max77686";
			interrupt-parent = <&gpx3>;
			interrupts = <2 0>;
			pinctrl-names = "default";
			pinctrl-0 = <&max77686_irq>;
			reg = <0x09>;
			#clock-cells = <1>;

			voltage-regulators {
				ldo1_reg: LDO1 {
					regulator-name = "VDD_ALIVE_1.0V";
					regulator-min-microvolt = <1000000>;
					regulator-max-microvolt = <1000000>;
					regulator-always-on;
				};

				ldo2_reg: LDO2 {
					regulator-name = "VDDQ_M1_2_1.8V";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
					regulator-always-on;
				};

				ldo3_reg: LDO3 {
					regulator-name = "VDDQ_EXT_1.8V";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
					regulator-always-on;
				};

				ldo4_reg: LDO4 {
					regulator-name = "VDDQ_MMC2_2.8V";
					regulator-min-microvolt = <2800000>;
					regulator-max-microvolt = <2800000>;
					regulator-always-on;
					regulator-boot-on;
				};

				ldo5_reg: LDO5 {
					regulator-name = "VDDQ_MMC1_3_1.8V";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
					regulator-always-on;
					regulator-boot-on;
				};

				ldo6_reg: LDO6 {
					regulator-name = "VDD10_MPLL_1.0V";
					regulator-min-microvolt = <1000000>;
					regulator-max-microvolt = <1000000>;
					regulator-always-on;
				};

				ldo7_reg: LDO7 {
					regulator-name = "VDD10_XPLL_1.0V";
					regulator-min-microvolt = <1000000>;
					regulator-max-microvolt = <1000000>;
					regulator-always-on;
				};

				ldo11_reg: LDO11 {
					regulator-name = "VDD18_ABB1_1.8V";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
					regulator-always-on;
				};

				ldo12_reg: LDO12 {
					regulator-name = "VDD33_USB_3.3V";
					regulator-min-microvolt = <3300000>;
					regulator-max-microvolt = <3300000>;
					regulator-always-on;
					regulator-boot-on;
				};

				ldo13_reg: LDO13 {
					regulator-name = "VDDQ_C2C_W_1.8V";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
					regulator-always-on;
					regulator-boot-on;
				};

				ldo14_reg: LDO14 {
					regulator-name = "VDD18_ABB0_2_1.8V";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
					regulator-always-on;
					regulator-boot-on;
				};

				ldo15_reg: LDO15 {
					regulator-name = "VDD10_HSIC_1.0V";
					regulator-min-microvolt = <1000000>;
					regulator-max-microvolt = <1000000>;
					regulator-always-on;
					regulator-boot-on;
				};

				ldo16_reg: LDO16 {
					regulator-name = "VDD18_HSIC_1.8V";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
					regulator-always-on;
					regulator-boot-on;
				};

				ldo20_reg: LDO20 {
					regulator-name = "LDO20_1.8V";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
					regulator-boot-on;
				};

				ldo21_reg: LDO21 {
					regulator-name = "LDO21_3.3V";
					regulator-min-microvolt = <3300000>;
					regulator-max-microvolt = <3300000>;
					regulator-always-on;
					regulator-boot-on;
				};

				ldo25_reg: LDO25 {
					regulator-name = "VDDQ_LCD_1.8V";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
					regulator-always-on;
					regulator-boot-on;
				};

				buck1_reg: BUCK1 {
					regulator-name = "vdd_mif";
					regulator-min-microvolt = <1000000>;
					regulator-max-microvolt = <1000000>;
					regulator-always-on;
					regulator-boot-on;
				};

				buck2_reg: BUCK2 {
					regulator-name = "vdd_arm";
					regulator-min-microvolt = <900000>;
					regulator-max-microvolt = <1350000>;
					regulator-always-on;
					regulator-boot-on;
				};

				buck3_reg: BUCK3 {
					regulator-name = "vdd_int";
					regulator-min-microvolt = <1000000>;
					regulator-max-microvolt = <1000000>;
					regulator-always-on;
					regulator-boot-on;
				};

				buck4_reg: BUCK4 {
					regulator-name = "vdd_g3d";
					regulator-min-microvolt = <900000>;
					regulator-max-microvolt = <1100000>;
					regulator-microvolt-offset = <50000>;
				};

				buck5_reg: BUCK5 {
					regulator-name = "VDDQ_CKEM1_2_1.2V";
					regulator-min-microvolt = <1200000>;
					regulator-max-microvolt = <1200000>;
					regulator-always-on;
					regulator-boot-on;
				};

				buck6_reg: BUCK6 {
					regulator-name = "BUCK6_1.35V";
					regulator-min-microvolt = <1350000>;
					regulator-max-microvolt = <1350000>;
					regulator-always-on;
					regulator-boot-on;
				};

				buck7_reg: BUCK7 {
					regulator-name = "BUCK7_2.0V";
					regulator-min-microvolt = <2000000>;
					regulator-max-microvolt = <2000000>;
					regulator-always-on;
				};

				buck8_reg: BUCK8 {
					regulator-name = "BUCK8_2.8V";
					regulator-min-microvolt = <2800000>;
					regulator-max-microvolt = <2800000>;
				};
			};
		};
	};

	i2c@13870000 {
		pinctrl-names = "default";
		pinctrl-0 = <&i2c1_bus>;
		status = "okay";
		max98090: max98090@10 {
			compatible = "maxim,max98090";
			reg = <0x10>;
			interrupt-parent = <&gpx0>;
			interrupts = <0 0>;
			clocks = <&i2s0 CLK_I2S_CDCLK>;
			clock-names = "mclk";
			#sound-dai-cells = <0>;
		};
	};

	exynos-usbphy@125B0000 {
		status = "okay";
	};

	hsotg@12480000 {
		dr_mode = "peripheral";
		status = "okay";
		vusb_d-supply = <&ldo15_reg>;
		vusb_a-supply = <&ldo12_reg>;
	};

	ehci: ehci@12580000 {
		status = "okay";
	};
};

&pinctrl_1 {
	gpio_power_key: power_key {
		samsung,pins = "gpx1-3";
		samsung,pin-pud = <0>;
	};

	max77686_irq: max77686-irq {
		samsung,pins = "gpx3-2";
		samsung,pin-function = <0>;
		samsung,pin-pud = <0>;
		samsung,pin-drv = <0>;
	};
};