arch/arm/boot/dts/omap3-sniper.dts

/*
 * Copyright (C) 2015-2016 Paul Kocialkowski <contact@paulk.fr>
 *
 * 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.
 */
/dts-v1/;

#include "omap36xx.dtsi"

/ {
	model = "LG Optimus Black";
	compatible = "lg,omap3-sniper", "ti,omap36xx", "ti,omap3";

	cpus {
		cpu@0 {
			cpu0-supply = <&vcc>;
		};
	};

	memory {
		device_type = "memory";
		reg = <0x80000000 0x20000000>; /* 512 MB */
	};
};

&omap3_pmx_core {
	pinctrl-names = "default";

	uart3_pins: pinmux_uart3_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x219e, PIN_INPUT | MUX_MODE0)	/* uart3_rx_irrx */
			OMAP3_CORE1_IOPAD(0x21a0, PIN_OUTPUT | MUX_MODE0)	/* uart3_tx_irtx */
		>;
	};

	dp3t_sel_pins: pinmux_dp3t_sel_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x2196, PIN_OUTPUT | MUX_MODE4)	/* gpio_161 */
			OMAP3_CORE1_IOPAD(0x2198, PIN_OUTPUT | MUX_MODE4)	/* gpio_162 */
		>;
	};

	i2c1_pins: pinmux_i2c1_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x21ba, PIN_INPUT | MUX_MODE0)	/* i2c1_scl */
			OMAP3_CORE1_IOPAD(0x21bc, PIN_INPUT | MUX_MODE0)	/* i2c1_sda */
		>;
	};

	i2c2_pins: pinmux_i2c2_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x21be, PIN_INPUT | MUX_MODE0)	/* i2c2_scl */
			OMAP3_CORE1_IOPAD(0x21c0, PIN_INPUT | MUX_MODE0)	/* i2c2_sda */
		>;
	};

	i2c3_pins: pinmux_i2c3_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x21c2, PIN_INPUT | MUX_MODE0)	/* i2c3_scl */
			OMAP3_CORE1_IOPAD(0x21c4, PIN_INPUT | MUX_MODE0)	/* i2c3_sda */
		>;
	};

	lp8720_en_pin: pinmux_lp8720_en_pin {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x2080, PIN_OUTPUT | MUX_MODE4)	/* gpio_37 */
		>;
	};

	mmc1_pins: pinmux_mmc1_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT | MUX_MODE0)	/* sdmmc1_clk */
			OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT | MUX_MODE0)	/* sdmmc1_cmd */
			OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT | MUX_MODE0)	/* sdmmc1_dat0 */
			OMAP3_CORE1_IOPAD(0x214a, PIN_INPUT | MUX_MODE0)	/* sdmmc1_dat1 */
			OMAP3_CORE1_IOPAD(0x214c, PIN_INPUT | MUX_MODE0)	/* sdmmc1_dat2 */
			OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT | MUX_MODE0)	/* sdmmc1_dat3 */
		>;
	};

	mmc2_pins: pinmux_mmc2_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT | MUX_MODE0)	/* sdmmc2_clk */
			OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT | MUX_MODE0)	/* sdmmc2_cmd */
			OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT | MUX_MODE0)	/* sdmmc2_dat0 */
			OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT | MUX_MODE0)	/* sdmmc2_dat1 */
			OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT | MUX_MODE0)	/* sdmmc2_dat2 */
			OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT | MUX_MODE0)	/* sdmmc2_dat3 */
			OMAP3_CORE1_IOPAD(0x2164, PIN_INPUT | MUX_MODE0)	/* sdmmc2_dat4 */
			OMAP3_CORE1_IOPAD(0x2166, PIN_INPUT | MUX_MODE0)	/* sdmmc2_dat5 */
			OMAP3_CORE1_IOPAD(0x2168, PIN_INPUT | MUX_MODE0)	/* sdmmc2_dat6 */
			OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT | MUX_MODE0)	/* sdmmc2_dat7 */
		>;
	};
};

&omap3_pmx_wkup {
	pinctrl-names = "default";

	mmc1_cd_pin: pinmux_mmc1_cd_pin {
		pinctrl-single,pins = <
			OMAP3_WKUP_IOPAD(0x2a1a, PIN_INPUT | MUX_MODE4)		/* gpio_10 */
		>;
	};
};

&gpio2 {
	ti,no-reset-on-init;
};

&gpio5 {
	ti,no-reset-on-init;
};

&gpio6 {
	ti,no-reset-on-init;
};

&uart3 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart3_pins &dp3t_sel_pins>;

	interrupts-extended = <&intc 74 &omap3_pmx_core OMAP3_UART3_RX>;
};

&i2c1 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c1_pins>;

	clock-frequency = <2600000>;

	twl: twl@48 {
		reg = <0x48>;
		interrupts = <7>; /* SYS_NIRQ cascaded to intc */
		interrupt-parent = <&intc>;

		power {
			compatible = "ti,twl4030-power";
			ti,use_poweroff;
		};
	};
};

&i2c2 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c2_pins>;

	clock-frequency = <400000>;
};

&i2c3 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c3_pins>;

	clock-frequency = <400000>;

	lp8720@7d {
		pinctrl-names = "default";
		pinctrl-0 = <&lp8720_en_pin>;

		compatible = "ti,lp8720";
		reg = <0x7d>;

		enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>; /* gpio_37 */

		lp8720_ldo1: ldo1 {
			regulator-min-microvolt = <3000000>;
			regulator-max-microvolt = <3000000>;
		};
	};
};

&mmc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pins &mmc1_cd_pin>;
	vmmc-supply = <&lp8720_ldo1>;
	cd-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>; /* gpio 10 */
	bus-width = <4>;
};

&mmc2 {

	pinctrl-names = "default";
	pinctrl-0 = <&mmc2_pins>;
	vmmc-supply = <&vmmc2>;
	ti,non-removable;
	bus-width = <8>;
};

&mmc3 {
	status = "disabled";
};

#include "twl4030.dtsi"
#include "twl4030_omap3.dtsi"

/*
 * The TWL4030 VAUX2 and VDAC regulators power sensors that are slaves on I2C3.
 * When not powered, these sensors cause the I2C3 clock to stay low at all times,
 * making it impossible to reach other devices on I2C3.
 */

&vaux2 {
	regulator-min-microvolt = <2800000>;
	regulator-max-microvolt = <2800000>;
	regulator-always-on;
};

&vdac {
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <1800000>;
	regulator-always-on;
};