DTS

/*
 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
 *
 * 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/ "am33xx.dtsi"

/ {
	model = "TI AM335x uSomIQ";
	compatible = "ti,am335x-usomiq", "ti,am33xx";

	cpus {
		cpu@0 {
			cpu0-supply = <&dcdc2_reg>;
		};
};

	memory {
		device_type = "memory";
		reg = <0x80000000 0x10000000>; /* 256 MB */
	};

	am33xx_pinmux: pinmux@44e10800 {
		pinctrl-names = "default";
		pinctrl-0 = <&userled_pins>;

		userled_pins: pinmux_userled_pins {
			pinctrl-single,pins = <
				0x16c 0x7	/* gpmc_a5.gpio1_21, OUTPUT | MODE7 */
				0x168 0x17	/* gpmc_a6.gpio1_22, OUTPUT_PULLUP | MODE7 */
				//0x1b4 0x7	/* gpmc_a7.gpio0_19, OUTPUT | MODE7 */
				0x1b0 0x17	/* gpmc_a8.gpio0_18, OUTPUT_PULLUP | MODE7 */
				//0xa4 0x27	/* lcd_data1.gpio2_7, OUTPUT | MODE7 */
			>;
		};
		i2c0_pins: pinmux_i2c0_pins {
			pinctrl-single,pins = <
				0x188 0x70 	/* i2c0_sda, SLEWCTRL_SLOW | INPUT_PULLUP | MODE0 */
				0x18c 0x70	/* i2c0_scl, SLEWCTRL_SLOW | INPUT_PULLUP | MODE0 */
			>;
			};
		i2c2_pins: pinmux_i2c2_pins {
			pinctrl-single,pins = <
				0x178 0x73 	/* uart1_ctsn.i2c2_sda, SLEWCTRL_SLOW | INPUT_PULLUP | MODE3 */
				0x17c 0x73	/* uart1_rtsn.i2c2_scl, SLEWCTRL_SLOW | INPUT_PULLUP | MODE3 */
			>;
		};
		mmc1_pins: pinmux_mmc1_pins {
			pinctrl-single,pins = <
				0x160 0x2f /* GPIO0_6 (PIN_INPUT | MUX_MODE7) */
			>;
		};
		spi0_pins_s0: spi0_pins_s0 {
			pinctrl-single,pins = <
				0x150 0x30	/* spi0_sclk.spi0_sclk, INPUT_PULLUP | MODE0 */
				0x154 0x30	/* spi0_d0.spi0_d0, INPUT_PULLUP | MODE0 */
				0x158 0x10	/* spi0_d1.spi0_d1, OUTPUT_PULLUP | MODE0 */
				0x15c 0x10	/* spi0_cs0.spi0_cs0, OUTPUT_PULLUP | MODE0 */
			>;
		};
		spi1_pins_s0: spi1_pins_s0 {
			pinctrl-single,pins = <
				0x190 0x33	/* spi1_sclk.spi1_sclk, INPUT_PULLUP | MODE0 */
				0x194 0x33	/* spi1_d0.spi0_d1, INPUT_PULLUP | MODE0 */
				0x198 0x13	/* spi1_d1.spi1_d1, OUTPUT_PULLUP | MODE0 */
				//0x19c 0x13	/* spi1_cs0.spi1_cs0, OUTPUT_PULLUP | MODE0 */
				0xEC 0x17	/* lcd_dat_en.gpio2_25, INTPUT | MODE7 */
			>;
		};
	};

xtal_max: xtal20@20M {
	#clock-cells = <0>;
	compatible = "fixed-clock";
	clock-frequency = <3686400>;
};

	ocp: ocp {

		uart1: serial@44e09000 {
			status = "okay";
		};

		gpio-leds {
			compatible = "gpio-leds";
			pinctrl-names = "default";
			pinctrl-0 = <&userled_pins>;

			led0 {
				label = "beaglebone:green:usr0";
				gpios = <&gpio2 9 0>;
				linux,default-trigger = "heartbeat";
				default-state = "off";
			};

			led1 {
				label = "beaglebone:green:usr1";
				gpios = <&gpio2 8 0>;
				linux,default-trigger = "heartbeat";
				default-state = "off";
			};
		};


		rtc@44e3e000 {
			ti,system-power-controller;
		};
	};
		vmmcsd_fixed: fixedregulator@0 {
		compatible = "regulator-fixed";
		regulator-name = "vmmcsd_fixed";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

};

	&i2c0 {
	status = "okay";
	clock-frequency = <400000>;
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins>;

	tps: tps@24 {
		reg = <0x24>;
	};

	baseboard_eeprom: baseboard_eeprom@50 {
		compatible = "at,24c256";
		reg = <0x50>;
	};
};

&spi1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&spi1_pins_s0>;

	#address-cells	= <1>;
        #size-cells	= <0>;
	cs-gpios        = <&gpio3 6 0>;
	maxim14830@0 {
		clocks = <&xtal_max>;
		clock-names = "xtal";
		compatible = "max, max310x, max14830";
		//clock-frequency = <3686400>;
		reg=<0>;
		//cs-gpios = <&gpio3 6 0>;
		interrupt-parent = <&gpio3>;
		interrupts = <25 0>;
		spi-max-frequency = <16000000>;
	};
};

/include/ "tps65217.dtsi"

&tps {
	ti,pmic-shutdown-controller;

	interrupt-parent = <&intc>;
	interrupts = <7>;	/* NNMI */

	regulators {
		dcdc1_reg: regulator@0 {
			regulator-always-on;
		};

		dcdc2_reg: regulator@1 {
			/* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
			regulator-name = "vdd_mpu";
			regulator-min-microvolt = <925000>;
			regulator-max-microvolt = <1325000>;
			regulator-boot-on;
			regulator-always-on;
		};

		dcdc3_reg: regulator@2 {
			/* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
			regulator-name = "vdd_core";
			regulator-min-microvolt = <925000>;
			regulator-max-microvolt = <1150000>;
			regulator-boot-on;
			regulator-always-on;
		};

		ldo1_reg: regulator@3 {
			regulator-always-on;
		};

		ldo2_reg: regulator@4 {
			regulator-always-on;
		};

		ldo3_reg: regulator@5 {
			regulator-min-microvolt = <1800000>;
			regulator-max-microvolt = <3300000>;
			regulator-always-on;
		};

		ldo4_reg: regulator@6 {
			regulator-always-on;
		};
	};

};

&cpsw_emac0 {
	phy_id = <&davinci_mdio>, <0>;
};

&cpsw_emac1 {
	phy_id = <&davinci_mdio>, <1>;
};

&mmc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pins>;
	bus-width = <0x4>;
	cd-gpios = <&gpio4 19 0>; /* gpio1 is misnamed, 0 == GPIO_ACTIVE_HIGH */
	cd-inverted;
	status = "okay";
	vmmc-supply = <&ldo3_reg>;
	ti,vcc-aux-disable-is-sleep;
};

&edma {
	ti,edma-xbar-event-map = <32 12>,	/* gpevt2 -> 12 */
				 <30 20>;	/* xdma_event_intr2 -> 20 */
};

&sham {
	status = "okay";
};

&aes {
	status = "okay";
};

&usb_otg_hs {
	interface_type = <1>;
	power = <250>;
	status = "okay";
};

&mmc1 {
	vmmc-supply = <&vmmcsd_fixed>;
};

&cpu {
	/*
	 * To consider voltage drop between PMIC and SoC,
	 * tolerance value is reduced to 2% from 4% and
	 * voltage value is increased as a precaution.
	 */
	operating-points = <
		/* kHz    uV */
		1000000	1350000
		800000	1300000
		600000  1112000
		300000   969000
	>;
};