1/*
  2 * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
  3 *
  4 * This program is free software; you can redistribute it and/or modify
  5 * it under the terms of the GNU General Public License version 2 as
  6 * published by the Free Software Foundation.
  7 */
  8
  9/* AM437x GP EVM */
 10
 11/dts-v1/;
 12
 13#include "am4372.dtsi"
 14#include <dt-bindings/pinctrl/am43xx.h>
 15#include <dt-bindings/pwm/pwm.h>
 16#include <dt-bindings/gpio/gpio.h>
 17
 18/ {
 19	model = "TI AM437x GP EVM";
 20	compatible = "ti,am437x-gp-evm","ti,am4372","ti,am43";
 21
 22	vmmcsd_fixed: fixedregulator-sd {
 23		compatible = "regulator-fixed";
 24		regulator-name = "vmmcsd_fixed";
 25		regulator-min-microvolt = <3300000>;
 26		regulator-max-microvolt = <3300000>;
 27		enable-active-high;
 28	};
 29
 30	backlight {
 31		compatible = "pwm-backlight";
 32		pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>;
 33		brightness-levels = <0 51 53 56 62 75 101 152 255>;
 34		default-brightness-level = <8>;
 35	};
 36
 37	matrix_keypad: matrix_keypad@0 {
 38		compatible = "gpio-matrix-keypad";
 39		debounce-delay-ms = <5>;
 40		col-scan-delay-us = <2>;
 41
 42		row-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH /* Bank3, pin21 */
 43				&gpio4 3 GPIO_ACTIVE_HIGH /* Bank4, pin3 */
 44				&gpio4 2 GPIO_ACTIVE_HIGH>; /* Bank4, pin2 */
 45
 46		col-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH /* Bank3, pin19 */
 47				&gpio3 20 GPIO_ACTIVE_HIGH>; /* Bank3, pin20 */
 48
 49		linux,keymap = <0x00000201      /* P1 */
 50				0x00010202      /* P2 */
 51				0x01000067      /* UP */
 52				0x0101006a      /* RIGHT */
 53				0x02000069      /* LEFT */
 54				0x0201006c>;      /* DOWN */
 55		};
 56};
 57
 58&am43xx_pinmux {
 59	i2c0_pins: i2c0_pins {
 60		pinctrl-single,pins = <
 61			0x188 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)  /* i2c0_sda.i2c0_sda */
 62			0x18c (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)  /* i2c0_scl.i2c0_scl */
 63		>;
 64	};
 65
 66	i2c1_pins: i2c1_pins {
 67		pinctrl-single,pins = <
 68			0x15c (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE2)  /* spi0_cs0.i2c1_scl */
 69			0x158 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE2)  /* spi0_d1.i2c1_sda  */
 70		>;
 71	};
 72
 73	mmc1_pins: pinmux_mmc1_pins {
 74		pinctrl-single,pins = <
 75			0x160 (PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
 76		>;
 77	};
 78
 79	ecap0_pins: backlight_pins {
 80		pinctrl-single,pins = <
 81			0x164 MUX_MODE0       /* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out MODE0 */
 82		>;
 83	};
 84};
 85
 86&i2c0 {
 87        status = "okay";
 88        pinctrl-names = "default";
 89        pinctrl-0 = <&i2c0_pins>;
 90};
 91
 92&i2c1 {
 93        status = "okay";
 94        pinctrl-names = "default";
 95        pinctrl-0 = <&i2c1_pins>;
 96};
 97
 98&epwmss0 {
 99	status = "okay";
100};
101
102&ecap0 {
103	status = "okay";
104	pinctrl-names = "default";
105	pinctrl-0 = <&ecap0_pins>;
106};
107
108&gpio0 {
109	status = "okay";
110};
111
112&gpio3 {
113	status = "okay";
114};
115
116&gpio4 {
117	status = "okay";
118};
119
120&gpio5 {
121	status = "okay";
122	ti,no-reset-on-init;
123};
124
125&mmc1 {
126	status = "okay";
127	vmmc-supply = <&vmmcsd_fixed>;
128	bus-width = <4>;
129	pinctrl-names = "default";
130	pinctrl-0 = <&mmc1_pins>;
131	cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
132};