xref: /openbmc/u-boot/arch/arm/dts/am335x-bone-common.dtsi (revision 1480fdf8a6dad28de70ade72974db436f7967525)

/*
 * 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.
 */

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

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

	leds {
		pinctrl-names = "default";
		pinctrl-0 = <&user_leds_s0>;

		compatible = "gpio-leds";

		led@2 {
			label = "beaglebone:green:heartbeat";
			gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
			default-state = "off";
		};

		led@3 {
			label = "beaglebone:green:mmc0";
			gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "mmc0";
			default-state = "off";
		};

		led@4 {
			label = "beaglebone:green:usr2";
			gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "cpu0";
			default-state = "off";
		};

		led@5 {
			label = "beaglebone:green:usr3";
			gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "mmc1";
			default-state = "off";
		};
	};

	vmmcsd_fixed: fixedregulator@0 {
		compatible = "regulator-fixed";
		regulator-name = "vmmcsd_fixed";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};
};

&am33xx_pinmux {
	pinctrl-names = "default";
	pinctrl-0 = <&clkout2_pin>;

	user_leds_s0: user_leds_s0 {
		pinctrl-single,pins = <
			0x54 (PIN_OUTPUT_PULLDOWN | MUX_MODE7)	/* gpmc_a5.gpio1_21 */
			0x58 (PIN_OUTPUT_PULLUP | MUX_MODE7)	/* gpmc_a6.gpio1_22 */
			0x5c (PIN_OUTPUT_PULLDOWN | MUX_MODE7)	/* gpmc_a7.gpio1_23 */
			0x60 (PIN_OUTPUT_PULLUP | MUX_MODE7)	/* gpmc_a8.gpio1_24 */
		>;
	};

	i2c0_pins: pinmux_i2c0_pins {
		pinctrl-single,pins = <
			0x188 (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c0_sda.i2c0_sda */
			0x18c (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c0_scl.i2c0_scl */
		>;
	};

	i2c2_pins: pinmux_i2c2_pins {
		pinctrl-single,pins = <
			0x178 (PIN_INPUT_PULLUP | MUX_MODE3)	/* uart1_ctsn.i2c2_sda */
			0x17c (PIN_INPUT_PULLUP | MUX_MODE3)	/* uart1_rtsn.i2c2_scl */
		>;
	};

	uart0_pins: pinmux_uart0_pins {
		pinctrl-single,pins = <
			0x170 (PIN_INPUT_PULLUP | MUX_MODE0)	/* uart0_rxd.uart0_rxd */
			0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* uart0_txd.uart0_txd */
		>;
	};

	clkout2_pin: pinmux_clkout2_pin {
		pinctrl-single,pins = <
			0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3)	/* xdma_event_intr1.clkout2 */
		>;
	};

	cpsw_default: cpsw_default {
		pinctrl-single,pins = <
			/* Slave 1 */
			0x110 (PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxerr.mii1_rxerr */
			0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* mii1_txen.mii1_txen */
			0x118 (PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxdv.mii1_rxdv */
			0x11c (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* mii1_txd3.mii1_txd3 */
			0x120 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* mii1_txd2.mii1_txd2 */
			0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* mii1_txd1.mii1_txd1 */
			0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* mii1_txd0.mii1_txd0 */
			0x12c (PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_txclk.mii1_txclk */
			0x130 (PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxclk.mii1_rxclk */
			0x134 (PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxd3.mii1_rxd3 */
			0x138 (PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxd2.mii1_rxd2 */
			0x13c (PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxd1.mii1_rxd1 */
			0x140 (PIN_INPUT_PULLUP | MUX_MODE0)	/* mii1_rxd0.mii1_rxd0 */
		>;
	};

	cpsw_sleep: cpsw_sleep {
		pinctrl-single,pins = <
			/* Slave 1 reset value */
			0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x118 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x11c (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x120 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x12c (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x130 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x134 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x138 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7)
		>;
	};

	davinci_mdio_default: davinci_mdio_default {
		pinctrl-single,pins = <
			/* MDIO */
			0x148 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)	/* mdio_data.mdio_data */
			0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0)			/* mdio_clk.mdio_clk */
		>;
	};

	davinci_mdio_sleep: davinci_mdio_sleep {
		pinctrl-single,pins = <
			/* MDIO reset value */
			0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)
		>;
	};

	mmc1_pins: pinmux_mmc1_pins {
		pinctrl-single,pins = <
			0x160 (PIN_INPUT | MUX_MODE7) /* GPIO0_6 */
		>;
	};

	emmc_pins: pinmux_emmc_pins {
		pinctrl-single,pins = <
			0x80 (PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn1.mmc1_clk */
			0x84 (PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
			0x00 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */
			0x04 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */
			0x08 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */
			0x0c (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */
			0x10 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad4.mmc1_dat4 */
			0x14 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad5.mmc1_dat5 */
			0x18 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad6.mmc1_dat6 */
			0x1c (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */
		>;
	};
};

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

	status = "okay";
};

&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";
};

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

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

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

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

		#address-cells = <1>;
		#size-cells = <1>;
		baseboard_data: baseboard_data@0 {
			reg = <0 0x100>;
		};
	};
};

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

	status = "okay";
	clock-frequency = <100000>;

	cape_eeprom0: cape_eeprom0@54 {
		compatible = "at,24c256";
		reg = <0x54>;
		#address-cells = <1>;
		#size-cells = <1>;
		cape0_data: cape_data@0 {
			reg = <0 0x100>;
		};
	};

	cape_eeprom1: cape_eeprom1@55 {
		compatible = "at,24c256";
		reg = <0x55>;
		#address-cells = <1>;
		#size-cells = <1>;
		cape1_data: cape_data@0 {
			reg = <0 0x100>;
		};
	};

	cape_eeprom2: cape_eeprom2@56 {
		compatible = "at,24c256";
		reg = <0x56>;
		#address-cells = <1>;
		#size-cells = <1>;
		cape2_data: cape_data@0 {
			reg = <0 0x100>;
		};
	};

	cape_eeprom3: cape_eeprom3@57 {
		compatible = "at,24c256";
		reg = <0x57>;
		#address-cells = <1>;
		#size-cells = <1>;
		cape3_data: cape_data@0 {
			reg = <0 0x100>;
		};
	};
};


/include/ "tps65217.dtsi"

&tps {
	/*
	 * Configure pmic to enter OFF-state instead of SLEEP-state ("RTC-only
	 * mode") at poweroff.  Most BeagleBone versions do not support RTC-only
	 * mode and risk hardware damage if this mode is entered.
	 *
	 * For details, see linux-omap mailing list May 2015 thread
	 *	[PATCH] ARM: dts: am335x-bone* enable pmic-shutdown-controller
	 * In particular, messages:
	 *	http://www.spinics.net/lists/linux-omap/msg118585.html
	 *	http://www.spinics.net/lists/linux-omap/msg118615.html
	 *
	 * You can override this later with
	 *	&tps {  /delete-property/ ti,pmic-shutdown-controller;  }
	 * if you want to use RTC-only mode and made sure you are not affected
	 * by the hardware problems. (Tip: double-check by performing a current
	 * measurement after shutdown: it should be less than 1 mA.)
	 */
	ti,pmic-shutdown-controller;

	regulators {
		dcdc1_reg: regulator@0 {
			regulator-name = "vdds_dpr";
			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-name = "vio,vrtc,vdds";
			regulator-always-on;
		};

		ldo2_reg: regulator@4 {
			regulator-name = "vdd_3v3aux";
			regulator-always-on;
		};

		ldo3_reg: regulator@5 {
			regulator-name = "vdd_1v8";
			regulator-always-on;
		};

		ldo4_reg: regulator@6 {
			regulator-name = "vdd_3v3a";
			regulator-always-on;
		};
	};
};

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

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

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

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

&mmc1 {
	status = "okay";
	bus-width = <0x4>;
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pins>;
	cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
	cd-inverted;
};

&aes {
	status = "okay";
};

&sham {
	status = "okay";
};