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ARM: dts: lpc4350-hitex-eval: add joystick, buttons and leds

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Add the joystick, buttons and LEDs connected to the I2C I/O expander.

Signed-off-by: Joachim Eastwood <manabian@gmail.com>
This commit is contained in:
Joachim Eastwood 2015-07-20 18:59:21 +02:00
parent 67b17a116f
commit 6031d8bbf2
1 changed files with 85 additions and 0 deletions
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85
arch/arm/boot/dts/lpc4350-hitex-eval.dts
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@ -15,6 +15,9 @@
#include "lpc18xx.dtsi"
#include "lpc4350.dtsi"
#include "dt-bindings/input/input.h"
#include "dt-bindings/gpio/gpio.h"
/ {
model = "Hitex LPC4350 Evaluation Board";
compatible = "hitex,lpc4350-eval-board", "nxp,lpc4350";
@ -34,6 +37,88 @@
device_type = "memory";
reg = <0x28000000 0x800000>; /* 8 MB */
};
pca_buttons {
compatible = "gpio-keys-polled";
#address-cells = <1>;
#size-cells = <0>;
poll-interval = <100>;
autorepeat;
button@0 {
label = "joy:right";
linux,code = <KEY_RIGHT>;
gpios = <&pca_gpio 8 GPIO_ACTIVE_LOW>;
};
button@1 {
label = "joy:up";
linux,code = <KEY_UP>;
gpios = <&pca_gpio 9 GPIO_ACTIVE_LOW>;
};
button@2 {
label = "joy:enter";
linux,code = <KEY_ENTER>;
gpios = <&pca_gpio 10 GPIO_ACTIVE_LOW>;
};
button@3 {
label = "joy:left";
linux,code = <KEY_LEFT>;
gpios = <&pca_gpio 11 GPIO_ACTIVE_LOW>;
};
button@4 {
label = "joy:down";
linux,code = <KEY_DOWN>;
gpios = <&pca_gpio 12 GPIO_ACTIVE_LOW>;
};
button@5 {
label = "user:sw3";
linux,code = <KEY_F1>;
gpios = <&pca_gpio 13 GPIO_ACTIVE_LOW>;
};
button@6 {
label = "user:sw4";
linux,code = <KEY_F2>;
gpios = <&pca_gpio 14 GPIO_ACTIVE_LOW>;
};
button@7 {
label = "user:sw5";
linux,code = <KEY_F3>;
gpios = <&pca_gpio 15 GPIO_ACTIVE_LOW>;
};
};
pca_leds {
compatible = "gpio-leds";
led0 {
label = "ext:led0";
gpios = <&pca_gpio 0 GPIO_ACTIVE_LOW>;
linux,default-trigger = "heartbeat";
};
led1 {
label = "ext:led1";
gpios = <&pca_gpio 1 GPIO_ACTIVE_LOW>;
};
led2 {
label = "ext:led2";
gpios = <&pca_gpio 2 GPIO_ACTIVE_LOW>;
};
led3 {
label = "ext:led3";
gpios = <&pca_gpio 3 GPIO_ACTIVE_LOW>;
};
};
};
&pinctrl {