arch/arm/boot/dts/am335x-icev2.dts

/*
 * Copyright (C) 2016 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.
 */

/*
 * AM335x ICE V2 board
 * http://www.ti.com/tool/tmdsice3359
 */

/dts-v1/;

#include "am33xx.dtsi"

/ {
	model = "TI AM3359 ICE-V2";
	compatible = "ti,am3359-icev2", "ti,am33xx";

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x10000000>; /* 256 MB */
	};

	chosen {
		stdout-path = &uart3;
	};

	vbat: fixedregulator0 {
		compatible = "regulator-fixed";
		regulator-name = "vbat";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-boot-on;
	};

	vtt_fixed: fixedregulator1 {
		compatible = "regulator-fixed";
		regulator-name = "vtt";
		regulator-min-microvolt = <1500000>;
		regulator-max-microvolt = <1500000>;
		gpio = <&gpio0 18 GPIO_ACTIVE_HIGH>;
		regulator-always-on;
		regulator-boot-on;
		enable-active-high;
	};

	leds-iio {
		status = "disabled";
		compatible = "gpio-leds";
		led-out0 {
			label = "out0";
			gpios = <&tpic2810 0 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led-out1 {
			label = "out1";
			gpios = <&tpic2810 1 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led-out2 {
			label = "out2";
			gpios = <&tpic2810 2 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led-out3 {
			label = "out3";
			gpios = <&tpic2810 3 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led-out4 {
			label = "out4";
			gpios = <&tpic2810 4 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led-out5 {
			label = "out5";
			gpios = <&tpic2810 5 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led-out6 {
			label = "out6";
			gpios = <&tpic2810 6 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led-out7 {
			label = "out7";
			gpios = <&tpic2810 7 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};
	};

	/* Tricolor status LEDs */
	leds1 {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&user_leds>;

		led0 {
			label = "status0:red:cpu0";
			gpios = <&gpio0 17 GPIO_ACTIVE_HIGH>;
			default-state = "off";
			linux,default-trigger = "cpu0";
		};

		led1 {
			label = "status0:green:usr";
			gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led2 {
			label = "status0:yellow:usr";
			gpios = <&gpio3 9 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led3 {
			label = "status1:red:mmc0";
			gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>;
			default-state = "off";
			linux,default-trigger = "mmc0";
		};

		led4 {
			label = "status1:green:usr";
			gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led5 {
			label = "status1:yellow:usr";
			gpios = <&gpio0 19 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};
	};
	gpio-decoder {
		compatible = "gpio-decoder";
		gpios = <&pca9536 3 GPIO_ACTIVE_HIGH>,
			<&pca9536 2 GPIO_ACTIVE_HIGH>,
			<&pca9536 1 GPIO_ACTIVE_HIGH>,
			<&pca9536 0 GPIO_ACTIVE_HIGH>;
		linux,axis = <0>; /* ABS_X */
		decoder-max-value = <9>;
	};
};

&am33xx_pinmux {
	user_leds: user_leds {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x91c, PIN_OUTPUT | MUX_MODE7) /* (J18) gmii1_txd3.gpio0[16] */
			AM33XX_IOPAD(0x920, PIN_OUTPUT | MUX_MODE7) /* (K15) gmii1_txd2.gpio0[17] */
			AM33XX_IOPAD(0x9b0, PIN_OUTPUT | MUX_MODE7) /* (A15) xdma_event_intr0.gpio0[19] */
			AM33XX_IOPAD(0x9b4, PIN_OUTPUT | MUX_MODE7) /* (D14) xdma_event_intr1.gpio0[20] */
			AM33XX_IOPAD(0x880, PIN_OUTPUT | MUX_MODE7) /* (U9) gpmc_csn1.gpio1[30] */
			AM33XX_IOPAD(0x92c, PIN_OUTPUT | MUX_MODE7) /* (K18) gmii1_txclk.gpio3[9] */
		>;
	};

	mmc0_pins_default: mmc0_pins_default {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0) /* (F17) mmc0_dat3.mmc0_dat3 */
			AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0) /* (F18) mmc0_dat2.mmc0_dat2 */
			AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0) /* (G15) mmc0_dat1.mmc0_dat1 */
			AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0) /* (G16) mmc0_dat0.mmc0_dat0 */
			AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0) /* (G17) mmc0_clk.mmc0_clk */
			AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0) /* (G18) mmc0_cmd.mmc0_cmd */
		>;
	};

	i2c0_pins_default: i2c0_pins_default {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x988, PIN_INPUT | MUX_MODE0) /* (C17) I2C0_SDA.I2C0_SDA */
			AM33XX_IOPAD(0x98c, PIN_INPUT | MUX_MODE0) /* (C16) I2C0_SCL.I2C0_SCL */
		>;
	};

	spi0_pins_default: spi0_pins_default {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x950, PIN_INPUT_PULLUP | MUX_MODE0) /* (A17) spi0_sclk.spi0_sclk */
			AM33XX_IOPAD(0x954, PIN_INPUT_PULLUP | MUX_MODE0) /* (B17) spi0_d0.spi0_d0 */
			AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0) /* (B16) spi0_d1.spi0_d1 */
			AM33XX_IOPAD(0x95c, PIN_INPUT_PULLUP | MUX_MODE0) /* (A16) spi0_cs0.spi0_cs0 */
			AM33XX_IOPAD(0x960, PIN_INPUT_PULLUP | MUX_MODE0) /* (C15) spi0_cs1.spi0_cs1 */
			AM33XX_IOPAD(0x9a0, PIN_INPUT_PULLUP | MUX_MODE7) /* (B12) mcasp0_aclkr.gpio3[18] */
		>;
	};

	uart3_pins_default: uart3_pins_default {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x934, PIN_INPUT_PULLUP | MUX_MODE1) /* (L17) gmii1_rxd3.uart3_rxd */
			AM33XX_IOPAD(0x938, PIN_OUTPUT_PULLUP | MUX_MODE1) /* (L16) gmii1_rxd2.uart3_txd */
		>;
	};

	cpsw_default: cpsw_default {
		pinctrl-single,pins = <
			/* Slave 1, RMII mode */
			AM33XX_IOPAD(0x90c, (PIN_INPUT_PULLUP | MUX_MODE1))	/* mii1_crs.rmii1_crs_dv */
			AM33XX_IOPAD(0x944, (PIN_INPUT_PULLUP | MUX_MODE0))	/* rmii1_refclk.rmii1_refclk */
			AM33XX_IOPAD(0x940, (PIN_INPUT_PULLUP | MUX_MODE1))	/* mii1_rxd0.rmii1_rxd0 */
			AM33XX_IOPAD(0x93c, (PIN_INPUT_PULLUP | MUX_MODE1))	/* mii1_rxd1.rmii1_rxd1 */
			AM33XX_IOPAD(0x910, (PIN_INPUT_PULLUP | MUX_MODE1))	/* mii1_rxerr.rmii1_rxerr */
			AM33XX_IOPAD(0x928, (PIN_OUTPUT_PULLDOWN | MUX_MODE1))	/* mii1_txd0.rmii1_txd0 */
			AM33XX_IOPAD(0x924, (PIN_OUTPUT_PULLDOWN | MUX_MODE1))	/* mii1_txd1.rmii1_txd1 */
			AM33XX_IOPAD(0x914, (PIN_OUTPUT_PULLDOWN | MUX_MODE1))	/* mii1_txen.rmii1_txen */
			/* Slave 2, RMII mode */
			AM33XX_IOPAD(0x870, (PIN_INPUT_PULLUP | MUX_MODE3))	/* gpmc_wait0.rmii2_crs_dv */
			AM33XX_IOPAD(0x908, (PIN_INPUT_PULLUP | MUX_MODE1))	/* mii1_col.rmii2_refclk */
			AM33XX_IOPAD(0x86c, (PIN_INPUT_PULLUP | MUX_MODE3))	/* gpmc_a11.rmii2_rxd0 */
			AM33XX_IOPAD(0x868, (PIN_INPUT_PULLUP | MUX_MODE3))	/* gpmc_a10.rmii2_rxd1 */
			AM33XX_IOPAD(0x874, (PIN_INPUT_PULLUP | MUX_MODE3))	/* gpmc_wpn.rmii2_rxerr */
			AM33XX_IOPAD(0x854, (PIN_OUTPUT_PULLDOWN | MUX_MODE3))	/* gpmc_a5.rmii2_txd0 */
			AM33XX_IOPAD(0x850, (PIN_OUTPUT_PULLDOWN | MUX_MODE3))	/* gpmc_a4.rmii2_txd1 */
			AM33XX_IOPAD(0x840, (PIN_OUTPUT_PULLDOWN | MUX_MODE3))	/* gpmc_a0.rmii2_txen */
		>;
	};

	cpsw_sleep: cpsw_sleep {
		pinctrl-single,pins = <
			/* Slave 1 reset value */
			AM33XX_IOPAD(0x90c, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x944, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x940, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x93c, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x910, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x928, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x924, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x914, (PIN_INPUT_PULLDOWN | MUX_MODE7))

			/* Slave 2 reset value */
			AM33XX_IOPAD(0x870, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x908, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x86c, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x868, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x874, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x854, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x850, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x840, (PIN_INPUT_PULLDOWN | MUX_MODE7))
		>;
	};

	davinci_mdio_default: davinci_mdio_default {
		pinctrl-single,pins = <
			/* MDIO */
			AM33XX_IOPAD(0x948, (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0))	/* mdio_data.mdio_data */
			AM33XX_IOPAD(0x94c, (PIN_OUTPUT_PULLUP | MUX_MODE0))			/* mdio_clk.mdio_clk */
		>;
	};

	davinci_mdio_sleep: davinci_mdio_sleep {
		pinctrl-single,pins = <
			/* MDIO reset value */
			AM33XX_IOPAD(0x948, (PIN_INPUT_PULLDOWN | MUX_MODE7))
			AM33XX_IOPAD(0x94c, (PIN_INPUT_PULLDOWN | MUX_MODE7))
		>;
	};
};

&i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins_default>;

	status = "okay";
	clock-frequency = <400000>;

	tps: power-controller@2d {
		reg = <0x2d>;
	};

	tpic2810: gpio@60 {
		compatible = "ti,tpic2810";
		reg = <0x60>;
		gpio-controller;
		#gpio-cells = <2>;
	};

	pca9536: gpio@41 {
		compatible = "ti,pca9536";
		reg = <0x41>;
		gpio-controller;
		#gpio-cells = <2>;
	};
};

&spi0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&spi0_pins_default>;

	sn65hvs882@1 {
		compatible = "pisosr-gpio";
		gpio-controller;
		#gpio-cells = <2>;

		load-gpios = <&gpio3 18 GPIO_ACTIVE_LOW>;

		reg = <1>;
		spi-max-frequency = <1000000>;
		spi-cpol;
	};

	spi_nor: flash@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "winbond,w25q64", "jedec,spi-nor";
		spi-max-frequency = <80000000>;
		m25p,fast-read;
		reg = <0>;

		partition@0 {
			label = "u-boot-spl";
			reg = <0x0 0x80000>;
			read-only;
		};

		partition@1 {
			label = "u-boot";
			reg = <0x80000 0x100000>;
			read-only;
		};

		partition@2 {
			label = "u-boot-env";
			reg = <0x180000 0x20000>;
			read-only;
		};

		partition@3 {
			label = "misc";
			reg = <0x1A0000 0x660000>;
		};
	};

};

&tscadc {
	status = "okay";
	adc {
		ti,adc-channels = <1 2 3 4 5 6 7>;
	};
};

#include "tps65910.dtsi"

&tps {
	vcc1-supply = <&vbat>;
	vcc2-supply = <&vbat>;
	vcc3-supply = <&vbat>;
	vcc4-supply = <&vbat>;
	vcc5-supply = <&vbat>;
	vcc6-supply = <&vbat>;
	vcc7-supply = <&vbat>;
	vccio-supply = <&vbat>;

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

		vio_reg: regulator@1 {
			regulator-always-on;
		};

		vdd1_reg: regulator@2 {
			regulator-name = "vdd_mpu";
			regulator-min-microvolt = <912500>;
			regulator-max-microvolt = <1326000>;
			regulator-boot-on;
			regulator-always-on;
		};

		vdd2_reg: regulator@3 {
			regulator-name = "vdd_core";
			regulator-min-microvolt = <912500>;
			regulator-max-microvolt = <1144000>;
			regulator-boot-on;
			regulator-always-on;
		};

		vdd3_reg: regulator@4 {
			regulator-always-on;
		};

		vdig1_reg: regulator@5 {
			regulator-always-on;
		};

		vdig2_reg: regulator@6 {
			regulator-always-on;
		};

		vpll_reg: regulator@7 {
			regulator-always-on;
		};

		vdac_reg: regulator@8 {
			regulator-always-on;
		};

		vaux1_reg: regulator@9 {
			regulator-always-on;
		};

		vaux2_reg: regulator@10 {
			regulator-always-on;
		};

		vaux33_reg: regulator@11 {
			regulator-always-on;
		};

		vmmc_reg: regulator@12 {
			regulator-min-microvolt = <1800000>;
			regulator-max-microvolt = <3300000>;
			regulator-always-on;
		};
	};
};

&mmc1 {
	status = "okay";
	vmmc-supply = <&vmmc_reg>;
	bus-width = <4>;
	pinctrl-names = "default";
	pinctrl-0 = <&mmc0_pins_default>;
};

&gpio0 {
	/* Do not idle the GPIO used for holding the VTT regulator */
	ti,no-reset-on-init;
	ti,no-idle-on-init;
};

&uart3 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart3_pins_default>;
	status = "okay";
};

&gpio3 {
	p4 {
		gpio-hog;
		gpios = <4 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "PR1_MII_CTRL";
	};

	p10 {
		gpio-hog;
		gpios = <10 GPIO_ACTIVE_HIGH>;
		/* ETH1 mux: Low for MII-PRU, high for RMII-CPSW */
		output-high;
		line-name = "MUX_MII_CTL1";
	};
};

&cpsw_emac0 {
	phy-handle = <&ethphy0>;
	phy-mode = "rmii";
	dual_emac_res_vlan = <1>;
};

&cpsw_emac1 {
	phy-handle = <&ethphy1>;
	phy-mode = "rmii";
	dual_emac_res_vlan = <2>;
};

&mac {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&cpsw_default>;
	pinctrl-1 = <&cpsw_sleep>;
	status = "okay";
	dual_emac;
};

&phy_sel {
	rmii-clock-ext;
};

&davinci_mdio {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&davinci_mdio_default>;
	pinctrl-1 = <&davinci_mdio_sleep>;
	status = "okay";
	reset-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>;
	reset-delay-us = <2>;   /* PHY datasheet states 1uS min */

	ethphy0: ethernet-phy@1 {
		reg = <1>;
	};

	ethphy1: ethernet-phy@3 {
		reg = <3>;
	};
};