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path: root/arch/arm/boot/dts/am437x-gp-evm.dts
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/*
 * Copyright (C) 2013 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.
 */

/* AM437x GP EVM */

/dts-v1/;

#include "am4372.dtsi"
#include <dt-bindings/pinctrl/am43xx.h>
#include <dt-bindings/pwm/pwm.h>
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "TI AM437x GP EVM";
	compatible = "ti,am437x-gp-evm","ti,am4372","ti,am43";

	vmmcsd_fixed: fixedregulator-sd {
		compatible = "regulator-fixed";
		regulator-name = "vmmcsd_fixed";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		enable-active-high;
	};

	vtt_fixed: fixedregulator-vtt {
		compatible = "regulator-fixed";
		regulator-name = "vtt_fixed";
		regulator-min-microvolt = <1500000>;
		regulator-max-microvolt = <1500000>;
		regulator-always-on;
		regulator-boot-on;
		enable-active-high;
		gpio = <&gpio5 7 GPIO_ACTIVE_HIGH>;
	};

	backlight {
		compatible = "pwm-backlight";
		pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>;
		brightness-levels = <0 51 53 56 62 75 101 152 255>;
		default-brightness-level = <8>;
	};

	matrix_keypad: matrix_keypad@0 {
		compatible = "gpio-matrix-keypad";
		debounce-delay-ms = <5>;
		col-scan-delay-us = <2>;

		row-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH /* Bank3, pin21 */
				&gpio4 3 GPIO_ACTIVE_HIGH /* Bank4, pin3 */
				&gpio4 2 GPIO_ACTIVE_HIGH>; /* Bank4, pin2 */

		col-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH /* Bank3, pin19 */
				&gpio3 20 GPIO_ACTIVE_HIGH>; /* Bank3, pin20 */

		linux,keymap = <0x00000201      /* P1 */
				0x00010202      /* P2 */
				0x01000067      /* UP */
				0x0101006a      /* RIGHT */
				0x02000069      /* LEFT */
				0x0201006c>;      /* DOWN */
		};
};

&am43xx_pinmux {
	i2c0_pins: i2c0_pins {
		pinctrl-single,pins = <
			0x188 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)  /* i2c0_sda.i2c0_sda */
			0x18c (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)  /* i2c0_scl.i2c0_scl */
		>;
	};

	i2c1_pins: i2c1_pins {
		pinctrl-single,pins = <
			0x15c (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE2)  /* spi0_cs0.i2c1_scl */
			0x158 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE2)  /* spi0_d1.i2c1_sda  */
		>;
	};

	mmc1_pins: pinmux_mmc1_pins {
		pinctrl-single,pins = <
			0x160 (PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
		>;
	};

	ecap0_pins: backlight_pins {
		pinctrl-single,pins = <
			0x164 MUX_MODE0       /* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out MODE0 */
		>;
	};

	pixcir_ts_pins: pixcir_ts_pins {
		pinctrl-single,pins = <
			0x264 (PIN_INPUT_PULLUP | MUX_MODE7)  /* spi2_d0.gpio3_22 */
		>;
	};

	cpsw_default: cpsw_default {
		pinctrl-single,pins = <
			/* Slave 1 */
			0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txen.rgmii1_txen */
			0x118 (PIN_INPUT_PULLDOWN | MUX_MODE2)	/* mii1_rxdv.rgmii1_rxctl */
			0x11c (PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txd1.rgmii1_txd3 */
			0x120 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txd0.rgmii1_txd2 */
			0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txd1.rgmii1_txd1 */
			0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txd0.rgmii1_txd0 */
			0x12c (PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txclk.rmii1_tclk */
			0x130 (PIN_INPUT_PULLDOWN | MUX_MODE2)	/* mii1_rxclk.rmii1_rclk */
			0x134 (PIN_INPUT_PULLDOWN | MUX_MODE2)	/* mii1_rxd1.rgmii1_rxd3 */
			0x138 (PIN_INPUT_PULLDOWN | MUX_MODE2)	/* mii1_rxd0.rgmii1_rxd2 */
			0x13c (PIN_INPUT_PULLDOWN | MUX_MODE2)	/* mii1_rxd1.rgmii1_rxd1 */
			0x140 (PIN_INPUT_PULLDOWN | MUX_MODE2)	/* mii1_rxd0.rgmii1_rxd0 */
		>;
	};

	cpsw_sleep: cpsw_sleep {
		pinctrl-single,pins = <
			/* Slave 1 reset value */
			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)
		>;
	};

	nand_flash_x8: nand_flash_x8 {
		pinctrl-single,pins = <
			0x26c(PIN_OUTPUT_PULLDOWN | MUX_MODE7)	/* spi2_cs0.gpio/eMMCorNANDsel */
			0x0  (PIN_INPUT  | MUX_MODE0)	/* gpmc_ad0.gpmc_ad0 */
			0x4  (PIN_INPUT  | MUX_MODE0)	/* gpmc_ad1.gpmc_ad1 */
			0x8  (PIN_INPUT  | MUX_MODE0)	/* gpmc_ad2.gpmc_ad2 */
			0xc  (PIN_INPUT  | MUX_MODE0)	/* gpmc_ad3.gpmc_ad3 */
			0x10 (PIN_INPUT  | MUX_MODE0)	/* gpmc_ad4.gpmc_ad4 */
			0x14 (PIN_INPUT  | MUX_MODE0)	/* gpmc_ad5.gpmc_ad5 */
			0x18 (PIN_INPUT  | MUX_MODE0)	/* gpmc_ad6.gpmc_ad6 */
			0x1c (PIN_INPUT  | MUX_MODE0)	/* gpmc_ad7.gpmc_ad7 */
			0x70 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_wait0.gpmc_wait0 */
			0x74 (PIN_OUTPUT_PULLUP | MUX_MODE7)	/* gpmc_wpn.gpmc_wpn */
			0x7c (PIN_OUTPUT | MUX_MODE0)		/* gpmc_csn0.gpmc_csn0  */
			0x90 (PIN_OUTPUT | MUX_MODE0)		/* gpmc_advn_ale.gpmc_advn_ale */
			0x94 (PIN_OUTPUT | MUX_MODE0)		/* gpmc_oen_ren.gpmc_oen_ren */
			0x98 (PIN_OUTPUT | MUX_MODE0)		/* gpmc_wen.gpmc_wen */
			0x9c (PIN_OUTPUT | MUX_MODE0)		/* gpmc_be0n_cle.gpmc_be0n_cle */
		>;
	};
};

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

&i2c1 {
        status = "okay";
        pinctrl-names = "default";
        pinctrl-0 = <&i2c1_pins>;

	pixcir_ts@5c {
		compatible = "pixcir,pixcir_tangoc";
		pinctrl-names = "default";
		pinctrl-0 = <&pixcir_ts_pins>;
		reg = <0x5c>;
		interrupt-parent = <&gpio3>;
		interrupts = <22 0>;

		attb-gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;

		x-size = <1024>;
		y-size = <600>;
	};
};

&epwmss0 {
	status = "okay";
};

&ecap0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&ecap0_pins>;
};

&gpio0 {
	status = "okay";
};

&gpio3 {
	status = "okay";
};

&gpio4 {
	status = "okay";
};

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

&usb2_phy1 {
	status = "okay";
};

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

&usb2_phy2 {
	status = "okay";
};

&usb2 {
	dr_mode = "host";
	status = "okay";
};

&mac {
	slaves = <1>;
	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";
};

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

&elm {
	status = "okay";
};

&gpmc {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&nand_flash_x8>;
	ranges = <0 0 0 0x01000000>;	/* minimum GPMC partition = 16MB */
	nand@0,0 {
		reg = <0 0 4>;		/* device IO registers */
		ti,nand-ecc-opt = "bch8";
		ti,elm-id = <&elm>;
		nand-bus-width = <8>;
		gpmc,device-width = <1>;
		gpmc,sync-clk-ps = <0>;
		gpmc,cs-on-ns = <0>;
		gpmc,cs-rd-off-ns = <40>;
		gpmc,cs-wr-off-ns = <40>;
		gpmc,adv-on-ns = <0>;
		gpmc,adv-rd-off-ns = <25>;
		gpmc,adv-wr-off-ns = <25>;
		gpmc,we-on-ns = <0>;
		gpmc,we-off-ns = <20>;
		gpmc,oe-on-ns = <3>;
		gpmc,oe-off-ns = <30>;
		gpmc,access-ns = <30>;
		gpmc,rd-cycle-ns = <40>;
		gpmc,wr-cycle-ns = <40>;
		gpmc,wait-pin = <0>;
		gpmc,wait-on-read;
		gpmc,wait-on-write;
		gpmc,bus-turnaround-ns = <0>;
		gpmc,cycle2cycle-delay-ns = <0>;
		gpmc,clk-activation-ns = <0>;
		gpmc,wait-monitoring-ns = <0>;
		gpmc,wr-access-ns = <40>;
		gpmc,wr-data-mux-bus-ns = <0>;
		/* MTD partition table */
		/* All SPL-* partitions are sized to minimal length
		 * which can be independently programmable. For
		 * NAND flash this is equal to size of erase-block */
		#address-cells = <1>;
		#size-cells = <1>;
		partition@0 {
			label = "NAND.SPL";
			reg = <0x00000000 0x00040000>;
		};
		partition@1 {
			label = "NAND.SPL.backup1";
			reg = <0x00040000 0x00040000>;
		};
		partition@2 {
			label = "NAND.SPL.backup2";
			reg = <0x00080000 0x00040000>;
		};
		partition@3 {
			label = "NAND.SPL.backup3";
			reg = <0x000c0000 0x00040000>;
		};
		partition@4 {
			label = "NAND.u-boot-spl-os";
			reg = <0x00100000 0x00080000>;
		};
		partition@5 {
			label = "NAND.u-boot";
			reg = <0x00180000 0x00100000>;
		};
		partition@6 {
			label = "NAND.u-boot-env";
			reg = <0x00280000 0x00040000>;
		};
		partition@7 {
			label = "NAND.u-boot-env.backup1";
			reg = <0x002c0000 0x00040000>;
		};
		partition@8 {
			label = "NAND.kernel";
			reg = <0x00300000 0x00700000>;
		};
		partition@9 {
			label = "NAND.file-system";
			reg = <0x00a00000 0x1f600000>;
		};
	};
};