128 lines
2.8 KiB
Plaintext
128 lines
2.8 KiB
Plaintext
/*
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* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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/* AM437x GP EVM */
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/dts-v1/;
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#include "am4372.dtsi"
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#include <dt-bindings/pinctrl/am43xx.h>
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#include <dt-bindings/pwm/pwm.h>
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#include <dt-bindings/gpio/gpio.h>
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/ {
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model = "TI AM437x GP EVM";
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compatible = "ti,am437x-gp-evm","ti,am4372","ti,am43";
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vmmcsd_fixed: fixedregulator-sd {
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compatible = "regulator-fixed";
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regulator-name = "vmmcsd_fixed";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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enable-active-high;
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};
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backlight {
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compatible = "pwm-backlight";
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pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>;
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brightness-levels = <0 51 53 56 62 75 101 152 255>;
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default-brightness-level = <8>;
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};
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matrix_keypad: matrix_keypad@0 {
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compatible = "gpio-matrix-keypad";
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debounce-delay-ms = <5>;
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col-scan-delay-us = <2>;
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row-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH /* Bank3, pin21 */
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&gpio4 3 GPIO_ACTIVE_HIGH /* Bank4, pin3 */
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&gpio4 2 GPIO_ACTIVE_HIGH>; /* Bank4, pin2 */
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col-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH /* Bank3, pin19 */
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&gpio3 20 GPIO_ACTIVE_HIGH>; /* Bank3, pin20 */
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linux,keymap = <0x00000201 /* P1 */
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0x00010202 /* P2 */
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0x01000067 /* UP */
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0x0101006a /* RIGHT */
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0x02000069 /* LEFT */
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0x0201006c>; /* DOWN */
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};
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};
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&am43xx_pinmux {
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i2c0_pins: i2c0_pins {
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pinctrl-single,pins = <
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0x188 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_sda.i2c0_sda */
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0x18c (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_scl.i2c0_scl */
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>;
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};
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i2c1_pins: i2c1_pins {
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pinctrl-single,pins = <
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0x15c (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE2) /* spi0_cs0.i2c1_scl */
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0x158 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE2) /* spi0_d1.i2c1_sda */
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>;
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};
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mmc1_pins: pinmux_mmc1_pins {
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pinctrl-single,pins = <
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0x160 (PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
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>;
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};
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ecap0_pins: backlight_pins {
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pinctrl-single,pins = <
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0x164 MUX_MODE0 /* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out MODE0 */
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>;
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};
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};
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&i2c0 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&i2c0_pins>;
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};
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&i2c1 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&i2c1_pins>;
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};
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&epwmss0 {
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status = "okay";
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};
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&ecap0 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&ecap0_pins>;
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};
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&gpio0 {
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status = "okay";
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};
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&gpio3 {
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status = "okay";
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};
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&gpio4 {
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status = "okay";
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};
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&mmc1 {
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status = "okay";
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vmmc-supply = <&vmmcsd_fixed>;
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bus-width = <4>;
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pinctrl-names = "default";
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pinctrl-0 = <&mmc1_pins>;
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cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
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};
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