diff options
Diffstat (limited to 'arch/arm/boot/dts/am437x-gp-evm.dts')
-rw-r--r-- | arch/arm/boot/dts/am437x-gp-evm.dts | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts new file mode 100644 index 00000000000..df8798e8bd2 --- /dev/null +++ b/arch/arm/boot/dts/am437x-gp-evm.dts @@ -0,0 +1,127 @@ +/* + * 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; + }; + + 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 */ + >; + }; +}; + +&i2c0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins>; +}; + +&i2c1 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; +}; + +&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>; +}; |