linux/arch/arm/boot/dts/am3517-som.dtsi

/*
 * Copyright (C) 2016 Derald D. Woods <woods.technical@gmail.com>
 *
 * Based on am3517-evm.dts
 *
 * 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.
 */

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

	wl12xx_buffer: wl12xx_buf {
		compatible = "regulator-fixed";
		regulator-name = "wl1271_buf";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		pinctrl-names = "default";
		pinctrl-0 = <&wl12xx_buffer_pins>;
		gpio = <&gpio5 1 GPIO_ACTIVE_LOW>; /* gpio 129 */
		regulator-always-on;
		vin-supply = <&vdd_1v8_reg>;
	};

	wl12xx_vmmc2: wl12xx_vmmc2 {
		compatible = "regulator-fixed";
		regulator-name = "vwl1271";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		pinctrl-names = "default";
		pinctrl-0 = <&wl12xx_wkup_pins>;
		gpio = <&gpio1 3 GPIO_ACTIVE_HIGH >; /* gpio 3 */
		startup-delay-us = <70000>;
		enable-active-high;
		regulator-always-on;
		vin-supply = <&wl12xx_buffer>;
	};
};

&gpmc {
	ranges = <0 0 0x30000000 0x1000000>;	/* CS0: 16MB for NAND */

	nand@0,0 {
		compatible = "ti,omap2-nand";
		linux,mtd-name = "micron,mt29f4g16abchch";
		reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
		nand-bus-width = <16>;
		ti,nand-ecc-opt = "bch8";
		gpmc,sync-clk-ps = <0>;
		gpmc,cs-on-ns = <0>;
		gpmc,cs-rd-off-ns = <44>;
		gpmc,cs-wr-off-ns = <44>;
		gpmc,adv-on-ns = <6>;
		gpmc,adv-rd-off-ns = <34>;
		gpmc,adv-wr-off-ns = <44>;
		gpmc,we-off-ns = <40>;
		gpmc,oe-off-ns = <54>;
		gpmc,access-ns = <64>;
		gpmc,rd-cycle-ns = <82>;
		gpmc,wr-cycle-ns = <82>;
		gpmc,wr-access-ns = <40>;
		gpmc,wr-data-mux-bus-ns = <0>;
		gpmc,device-width = <2>;
		#address-cells = <1>;
		#size-cells = <1>;
	};
};

&i2c1 {
	clock-frequency = <400000>;

	s35390a: s35390a@30 {
		compatible = "sii,s35390a";
		reg = <0x30>;

		pinctrl-names = "default";
		pinctrl-0 = <&rtc_pins>;
		interrupts-extended = <&gpio2 23 IRQ_TYPE_EDGE_FALLING>; /* gpio_55 */
	};

	tps: tps65023@48 {
		compatible = "ti,tps65023";
		reg = <0x48>;

		regulators {
			vdd_core_reg: VDCDC1 {
				regulator-name = "vdd_core";
				regulator-always-on;
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1200000>;
			};

			vdd_io_reg: VDCDC2 {
				regulator-name = "vdd_io";
				regulator-always-on;
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
			};

			vdd_1v8_reg: VDCDC3 {
				regulator-name = "vdd_1v8";
				regulator-always-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
			};

			vdd_usb18_reg: LDO1 {
				regulator-name = "vdd_usb18";
				regulator-always-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
			};

			vdd_usb33_reg: LDO2 {
				regulator-name = "vdd_usb33";
				regulator-always-on;
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
			};
		};
	};

	touchscreen: tsc2004@4b {
		compatible = "ti,tsc2004";
		reg = <0x4b>;

		vio-supply = <&vdd_io_reg>;

		pinctrl-names = "default";
		pinctrl-0 = <&tsc2004_pins>;
		interrupts-extended = <&gpio3 1 IRQ_TYPE_EDGE_RISING>; /* gpio_65 */

		touchscreen-fuzz-x = <4>;
		touchscreen-fuzz-y = <7>;
		touchscreen-fuzz-pressure = <2>;
		touchscreen-size-x = <480>;
		touchscreen-size-y = <272>;
		touchscreen-max-pressure = <2048>;

		ti,x-plate-ohms = <280>;
		ti,esd-recovery-timeout-ms = <8000>;
	};
};

&mmc2 {
	interrupts-extended = <&intc 86 /* &omap3_pmx_core 0x12c */>;

	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&mmc2_pins>;
	vmmc-supply = <&wl12xx_vmmc2>;
	non-removable;
	bus-width = <4>;
	cap-power-off-card;
	#address-cells = <1>;
	#size-cells = <0>;
	wlcore: wlcore@2 {
		compatible = "ti,wl1271";
		reg = <2>;
		interrupt-parent = <&gpio6>;
		interrupts = <10 IRQ_TYPE_EDGE_RISING>; /* gpio_170 */
		ref-clock-frequency = <26000000>;
		tcxo-clock-frequency = <26000000>;
	};
};

&uart2 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart2_pins>;

	bluetooth {
		compatible = "ti,wl1271-st";
		enable-gpios = <&gpio2 24 GPIO_ACTIVE_HIGH>; /* gpio 56 */
		max-speed = <3000000>;
	};
};

&omap3_pmx_core {

	wl12xx_buffer_pins: pinmux_wl12xx_buffer_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x2156, PIN_OUTPUT | MUX_MODE4)  /* mmc1_dat7.gpio_129 */
		>;
	};

	mmc2_pins: pinmux_mmc2_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_clk.mmc2_clk */
			OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_cmd.mmc2_cmd */
			OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat0.mmc2_dat0 */
			OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat1.mmc2_dat1 */
			OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat2.mmc2_dat2 */
			OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat3.mmc2_dat3 */
			OMAP3_CORE1_IOPAD(0x2164, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat4.mmc2_dir_dat0 */
			OMAP3_CORE1_IOPAD(0x2166, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat5.mmc2_dir_dat1 */
			OMAP3_CORE1_IOPAD(0x2168, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat6.mmc2_dir_cmd */
			OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT | MUX_MODE1) /* mmc2_dat7.mmc2_clkin */
			OMAP3_CORE1_IOPAD(0x21c6, PIN_INPUT_PULLUP | MUX_MODE4)	/* hdq_sio.gpio_170 */
		>;
	};

	rtc_pins: pinmux_rtc_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x20b6, PIN_INPUT_PULLUP | MUX_MODE4) /* gpmc_ncs4.gpio_55 */
		>;
	};

	tsc2004_pins: pinmux_tsc2004_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x20d2, PIN_INPUT | MUX_MODE4) /* gpmc_wait3.gpio_65 */
		>;
	};

	uart2_pins: pinmux_uart2_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x2174, PIN_INPUT_PULLUP | MUX_MODE0)		/* uart2_cts */
			OMAP3_CORE1_IOPAD(0x2176, PIN_OUTPUT_PULLUP | MUX_MODE0)	/* uart2_rts */
			OMAP3_CORE1_IOPAD(0x2178, PIN_OUTPUT | MUX_MODE0)		/* uart2_tx */
			OMAP3_CORE1_IOPAD(0x217a, PIN_INPUT | MUX_MODE0)		/* uart2_rx */
			OMAP3_CORE1_IOPAD(0x20b8, PIN_INPUT | MUX_MODE0)		/* gpio_56 */
		>;
	};
};

&omap3_pmx_wkup {

	wl12xx_wkup_pins: pinmux_wl12xx_wkup_pins {
		pinctrl-single,pins = <
			OMAP3_WKUP_IOPAD(0x2a0c, PIN_OUTPUT | MUX_MODE4)	/* sys_boot1.gpio_3 */
		>;
	};
};