arch/arm/boot/dts/am335x-sl50.dts

/*
 * Copyright (C) 2015 Toby Churchill - http://www.toby-churchill.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 = "Toby Churchill SL50 Series";
	compatible = "tcl,am335x-sl50", "ti,am33xx";

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

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x20000000>; /* 512 MB */
	};

	chosen {
		stdout-path = &uart0;
	};

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

		led0 {
			label = "sl50:green:usr0";
			gpios = <&gpio1 21 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		led1 {
			label = "sl50:red:usr1";
			gpios = <&gpio1 22 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		led2 {
			label = "sl50:green:usr2";
			gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		led3 {
			label = "sl50:red:usr3";
			gpios = <&gpio1 24 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};
	};

	backlight0: disp0 {
		compatible = "pwm-backlight";
		pwms = <&ehrpwm1 0 500000 0>;
		brightness-levels = <0 10 20 30 40 50 60 70 80 90 99>;
		default-brightness-level = <6>;
	};

	backlight1: disp1 {
		compatible = "pwm-backlight";
		pwms = <&ehrpwm1 1 500000 0>;
		brightness-levels = <0 10 20 30 40 50 60 70 80 90 99>;
		default-brightness-level = <6>;
	};

	clocks {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;

		/* audio external oscillator */
		tlv320aic3x_mclk: oscillator@0 {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency  = <24576000>;	/* 24.576MHz */
		};
	};

	sound {
		compatible = "ti,da830-evm-audio";
		ti,model = "AM335x-SL50";
		ti,audio-codec = <&audio_codec>;
		ti,mcasp-controller = <&mcasp0>;

		clocks = <&tlv320aic3x_mclk>;
		clock-names = "mclk";

		ti,audio-routing =
			"Headphone Jack",	"HPLOUT",
			"Headphone Jack",	"HPROUT",
			"LINE1R",               "Line In",
			"LINE1L",		"Line In";
	};

	emmc_pwrseq: pwrseq@0 {
		compatible = "mmc-pwrseq-emmc";
		pinctrl-names = "default";
		pinctrl-0 = <&emmc_pwrseq_pins>;
		reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
	};

	vmmcsd_fixed: fixedregulator0 {
		compatible = "regulator-fixed";
		regulator-name = "vmmcsd_fixed";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};
};

&am33xx_pinmux {
	pinctrl-names = "default";
	pinctrl-0 = <&lwb_pins>;

	led_pins: pinmux_led_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x854, PIN_OUTPUT | MUX_MODE7)	/* gpmc_a5.gpio1_21 */
			AM33XX_IOPAD(0x858, PIN_OUTPUT | MUX_MODE7)	/* gpmc_a6.gpio1_22 */
			AM33XX_IOPAD(0x85c, PIN_OUTPUT | MUX_MODE7)	/* gpmc_a7.gpio1_23 */
			AM33XX_IOPAD(0x860, PIN_OUTPUT | MUX_MODE7)	/* gpmc_a8.gpio1_24 */
		>;
	};

	uart0_pins: pinmux_uart0_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)	/* uart0_rxd.uart0_rxd */
			AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* uart0_txd.uart0_txd */
		>;
	};

	uart1_pins: pinmux_uart1_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x980, PIN_INPUT_PULLUP | MUX_MODE0)	/* uart1_rxd.uart1_rxd */
			AM33XX_IOPAD(0x984, PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* uart1_txd.uart1_txd */
		>;
	};

	uart4_pins: pinmux_uart4_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x870, PIN_INPUT_PULLUP | MUX_MODE6)	/* gpmc_wait0.uart4_rxd */
			AM33XX_IOPAD(0x874, PIN_OUTPUT_PULLDOWN | MUX_MODE6)	/* gpmc_wpn.uart4_txd */
		>;
	};

	i2c0_pins: pinmux_i2c0_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c0_sda.i2c0_sda */
			AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c0_scl.i2c0_scl */
		>;
	};

	i2c2_pins: pinmux_i2c2_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x978, PIN_INPUT_PULLUP | MUX_MODE3)	/* uart1_ctsn.i2c2_sda */
			AM33XX_IOPAD(0x97c, PIN_INPUT_PULLUP | MUX_MODE3)	/* uart1_rtsn.i2c2_scl */
		>;
	};

	cpsw_default: cpsw_default {
		pinctrl-single,pins = <
			/* Slave 1 */
			AM33XX_IOPAD(0x910, PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxerr.mii1_rxerr */
			AM33XX_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* mii1_txen.mii1_txen */
			AM33XX_IOPAD(0x918, PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxdv.mii1_rxdv */
			AM33XX_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* mii1_txd3.mii1_txd3 */
			AM33XX_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* mii1_txd2.mii1_txd2 */
			AM33XX_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* mii1_txd1.mii1_txd1 */
			AM33XX_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* mii1_txd0.mii1_txd0 */
			AM33XX_IOPAD(0x92c, PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_txclk.mii1_txclk */
			AM33XX_IOPAD(0x930, PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxclk.mii1_rxclk */
			AM33XX_IOPAD(0x934, PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxd3.mii1_rxd3 */
			AM33XX_IOPAD(0x938, PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxd2.mii1_rxd2 */
			AM33XX_IOPAD(0x93c, PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxd1.mii1_rxd1 */
			AM33XX_IOPAD(0x940, PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxd0.mii1_rxd0 */
		>;
	};

	cpsw_sleep: cpsw_sleep {
		pinctrl-single,pins = <
			/* Slave 1 reset value */
			AM33XX_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE7)
			AM33XX_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7)
			AM33XX_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7)
			AM33XX_IOPAD(0x91c, PIN_INPUT_PULLDOWN | MUX_MODE7)
			AM33XX_IOPAD(0x920, PIN_INPUT_PULLDOWN | MUX_MODE7)
			AM33XX_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7)
			AM33XX_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7)
			AM33XX_IOPAD(0x92c, PIN_INPUT_PULLDOWN | MUX_MODE7)
			AM33XX_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE7)
			AM33XX_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE7)
			AM33XX_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE7)
			AM33XX_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7)
			AM33XX_IOPAD(0x940, 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)
		>;
	};

	mmc1_pins: pinmux_mmc1_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7)		/* spi0_cs1.gpio0_6 */
		>;
	};

	emmc_pwrseq_pins: pinmux_emmc_pwrseq_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x850, PIN_OUTPUT_PULLUP | MUX_MODE7)	/* gpmc_a4.gpio1_20 */
		>;
	};

	emmc_pins: pinmux_emmc_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x880, PIN_INPUT_PULLUP | MUX_MODE2)	/* gpmc_csn1.mmc1_clk */
			AM33XX_IOPAD(0x884, PIN_INPUT_PULLUP | MUX_MODE2)	/* gpmc_csn2.mmc1_cmd */
			AM33XX_IOPAD(0x800, PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad0.mmc1_dat0 */
			AM33XX_IOPAD(0x804, PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad1.mmc1_dat1 */
			AM33XX_IOPAD(0x808, PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad2.mmc1_dat2 */
			AM33XX_IOPAD(0x80c, PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad3.mmc1_dat3 */
			AM33XX_IOPAD(0x810, PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad4.mmc1_dat4 */
			AM33XX_IOPAD(0x814, PIN_INPUT_PULLUP | MUX_MODE1) 	/* gpmc_ad5.mmc1_dat5 */
			AM33XX_IOPAD(0x818, PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad6.mmc1_dat6 */
			AM33XX_IOPAD(0x81c, PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad7.mmc1_dat7 */
		>;
	};

	audio_pins: pinmux_audio_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x9ac, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* mcasp0_ahcklx.mcasp0_ahclkx */
			AM33XX_IOPAD(0x994, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* mcasp0_fsx.mcasp0_fsx */
			AM33XX_IOPAD(0x990, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* mcasp0_aclkx.mcasp0_aclkx */
			AM33XX_IOPAD(0x998, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* mcasp0_axr0.mcasp0_axr0 */
			AM33XX_IOPAD(0x99c, PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mcasp0_ahclkr.mcasp0_axr2 */
		>;
	};

	ehrpwm1_pins: pinmux_ehrpwm1a_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x848, PIN_OUTPUT | MUX_MODE6)	/* gpmc_a2.ehrpwm1a */
			AM33XX_IOPAD(0x84c, PIN_OUTPUT | MUX_MODE6)	/* gpmc_a3.ehrpwm1b */
		>;
	};

	spi0_pins: pinmux_spi0_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x954, PIN_INPUT_PULLUP | MUX_MODE0)	/* SPI0_MOSI - spi0_d0.spi0_d0 */
			AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0)	/* SPI0_MISO - spi0_d1.spi0_d1 */
			AM33XX_IOPAD(0x950, PIN_INPUT_PULLUP | MUX_MODE0)	/* SPI0_CLK  - spi0_clk.spi0_clk */
			AM33XX_IOPAD(0x95c, PIN_INPUT_PULLUP | MUX_MODE0)	/* SPI0_CS0 (NBATTSS) - spi0_cs0.spi0_cs0 */
			AM33XX_IOPAD(0x960, PIN_INPUT_PULLUP | MUX_MODE0)	/* SPI0_CS1 (FPGA_FLASH_NCS) - spi0_cs1.spi0_cs1 */
		>;
	};

	lwb_pins: pinmux_lwb_pins {
		pinctrl-single,pins = <
			AM33XX_IOPAD(0x9a4, PIN_OUTPUT | MUX_MODE7)	/* SoundPA_en - mcasp0_fsr.gpio3_19 */
			AM33XX_IOPAD(0x828, PIN_OUTPUT | MUX_MODE7)	/* nKbdOnC - gpmc_ad10.gpio0_26 */
			AM33XX_IOPAD(0x830, PIN_INPUT_PULLUP | MUX_MODE7)	/* nKbdInt - gpmc_ad12.gpio1_12 */
			AM33XX_IOPAD(0x834, PIN_INPUT_PULLUP | MUX_MODE7)	/* nKbdReset - gpmc_ad13.gpio1_13 */
			AM33XX_IOPAD(0x838, PIN_INPUT_PULLUP | MUX_MODE7)	/* nDispReset - gpmc_ad14.gpio1_14 */
			AM33XX_IOPAD(0x844, PIN_INPUT_PULLUP | MUX_MODE7)	/* USB1_enPower - gpmc_a1.gpio1_17 */
			/* AVR Programming - SPI Bus (bit bang) - Screen and Keyboard */
			AM33XX_IOPAD(0x954, PIN_INPUT_PULLUP | MUX_MODE7)	/* Kbd/Disp/BattMOSI spi0_d0.gpio0_3 */
			AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE7)	/* Kbd/Disp/BattMISO spi0_d1.gpio0_4 */
			AM33XX_IOPAD(0x950, PIN_INPUT_PULLUP | MUX_MODE7)	/* Kbd/Disp/BattSCLK spi0_clk.gpio0_2 */
			/* PDI Bus - Battery system */
			AM33XX_IOPAD(0x840, PIN_INPUT_PULLUP | MUX_MODE7)	/* nBattReset  gpmc_a0.gpio1_16 */
			AM33XX_IOPAD(0x83c, PIN_INPUT_PULLUP | MUX_MODE7)	/* BattPDIData gpmc_ad15.gpio1_15 */
		>;
	};
};

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

	clock-frequency = <400000>;

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

	bq32000: rtc@68 {
		compatible = "ti,bq32000";
		trickle-resistor-ohms = <1120>;
		reg = <0x68>;
	};

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

	gpio_exp: mcp23017@20 {
		compatible = "microchip,mcp23017";
		reg = <0x20>;
	};

};

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

	clock-frequency = <400000>;

	audio_codec: tlv320aic3106@1b {
		status = "okay";
		compatible = "ti,tlv320aic3106";
		reg = <0x1b>;

		AVDD-supply = <&ldo4_reg>;
		IOVDD-supply = <&ldo4_reg>;
		DRVDD-supply = <&ldo4_reg>;
		DVDD-supply = <&ldo3_reg>;
	};
};

&rtc {
	status = "disabled";
};

&usb {
	status = "okay";
};

&usb_ctrl_mod {
	status = "okay";
};

&usb0_phy {
	status = "okay";
};

&usb1_phy {
	status = "okay";
};

&usb0 {
	status = "okay";
	dr_mode = "peripheral";
};

&usb1 {
	status = "okay";
	dr_mode = "host";
};

&cppi41dma  {
	status = "okay";
};

&mmc1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pins>;
	bus-width = <4>;
	cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
	vmmc-supply = <&vmmcsd_fixed>;
};

&mmc2 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&emmc_pins>;
	bus-width = <8>;
	vmmc-supply = <&vmmcsd_fixed>;
	mmc-pwrseq = <&emmc_pwrseq>;
};

&mcasp0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&audio_pins>;

	op-mode = <0>;  /* MCASP_ISS_MODE */
	tdm-slots = <2>;
	serial-dir = <
		2 0 1 0
		0 0 0 0
		0 0 0 0
		0 0 0 0
	>;
	tx-num-evt = <1>;
	rx-num-evt = <1>;
};

&uart0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pins>;
};

&uart1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart1_pins>;
};

&uart4 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart4_pins>;
};

&spi0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&spi0_pins>;

	flash: n25q032@1 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "micron,n25q032";
		reg = <1>;
		spi-max-frequency = <5000000>;
	};
};

#include "tps65217.dtsi"

&tps {
	ti,pmic-shutdown-controller;

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

	regulators {
		dcdc1_reg: regulator@0 {
			/* VDDS_DDR */
			regulator-min-microvolt = <1500000>;
			regulator-max-microvolt = <1500000>;
			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 {
			/* VRTC / VIO / VDDS*/
			regulator-always-on;
			regulator-min-microvolt = <1800000>;
			regulator-max-microvolt = <1800000>;
		};

		ldo2_reg: regulator@4 {
			/* VDD_3V3AUX */
			regulator-always-on;
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
		};

		ldo3_reg: regulator@5 {
			/* VDD_1V8 */
			regulator-min-microvolt = <1800000>;
			regulator-max-microvolt = <1800000>;
			regulator-always-on;
		};

		ldo4_reg: regulator@6 {
			/* VDD_3V3A */
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			regulator-always-on;
		};
	};
};

&cpsw_emac0 {
	phy_id = <&davinci_mdio>, <0>;
	phy-mode = "mii";
};

&cpsw_emac1 {
	phy_id = <&davinci_mdio>, <1>;
	phy-mode = "mii";
};

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

&davinci_mdio {
	status = "okay";
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&davinci_mdio_default>;
	pinctrl-1 = <&davinci_mdio_sleep>;
};

&sham {
	status = "okay";
};

&aes {
	status = "okay";
};

&epwmss1 {
	status = "okay";
};

&ehrpwm1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&ehrpwm1_pins>;
};