There are some LED's attached to the GPIO expander, and
there are is a bank of switches attached to the GPIO expander.
This patch associates the LED and the switches to it.
Signed-off-by: Derald D. Woods <woods.technical@xxxxxxxxx>
Signed-off-by: Adam Ford <aford173@xxxxxxxxx>
diff --git a/arch/arm/boot/dts/am3517-evm.dts b/arch/arm/boot/dts/am3517-evm.dts
index e5cc93053539..98aadb0f81c5 100644
--- a/arch/arm/boot/dts/am3517-evm.dts
+++ b/arch/arm/boot/dts/am3517-evm.dts
@@ -9,6 +9,8 @@
#include "am3517.dtsi"
#include "am3517-som.dtsi"
+#include <dt-bindings/input/input.h>
+
/ {
model = "TI AM3517 EVM (AM3517/05 TMDSEVM3517)";
compatible = "ti,am3517-evm", "ti,am3517", "ti,omap3";
@@ -29,6 +31,96 @@
regulator-max-microvolt = <3300000>;
};
+ gpio-keys {
+ compatible = "gpio-keys-polled";
+ poll-interval = <100>;
+
+ user_pb {
+ label = "User Push Button";
+ linux,code = <BTN_0>;
+ gpios = <&tca6416 5 GPIO_ACTIVE_LOW>;
+ };
+
+ user_sw_1 {
+ label = "User Switch 1";
+ linux,code = <BTN_1>;
+ gpios = <&tca6416 8 GPIO_ACTIVE_LOW>;
+ };
+
+ user_sw_2 {
+ label = "User Switch 2";
+ linux,code = <BTN_2>;
+ gpios = <&tca6416 9 GPIO_ACTIVE_LOW>;
+ };
+
+ user_sw_3 {
+ label = "User Switch 3";
+ linux,code = <BTN_3>;
+ gpios = <&tca6416 10 GPIO_ACTIVE_LOW>;
+ };
+
+ user_sw_4 {
+ label = "User Switch 4";
+ linux,code = <BTN_4>;
+ gpios = <&tca6416 11 GPIO_ACTIVE_LOW>;
+ };
+
+ user_sw_5 {
+ label = "User Switch 5";
+ linux,code = <BTN_5>;
+ gpios = <&tca6416 12 GPIO_ACTIVE_LOW>;
+ };
+
+ user_sw_6 {
+ label = "User Switch 6";
+ linux,code = <BTN_6>;
+ gpios = <&tca6416 13 GPIO_ACTIVE_LOW>;
+ };
+
+ user_sw_7 {
+ label = "User Switch 7";
+ linux,code = <BTN_7>;
+ gpios = <&tca6416 14 GPIO_ACTIVE_LOW>;
+ };
+
+ user_sw_8 {
+ label = "User Switch 8";
+ linux,code = <BTN_8>;
+ gpios = <&tca6416 15 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ gpio-leds {
+ compatible = "gpio-leds";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&leds_pins>;
+
+ user_led_1 {
+ label = "am3517evm:green:user_led_1";
+ gpios = <&tca6416 7 GPIO_ACTIVE_LOW>;
+ default-state = "on";
+ };
+
+ user_led_2 {
+ label = "am3517evm:green:user_led_2";
+ gpios = <&tca6416 6 GPIO_ACTIVE_LOW>;
+ default-state = "on";
+ };
+
+ user_led_3 {
+ label = "am3517evm:green:user_led_3";
+ gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "mmc0"; /* SD/MMC card activity */
+ };
+
+ user_led_4 {
+ label = "am3517evm:green:user_led_4";
+ gpios = <&gpio1 31 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "heartbeat";
+ };
+ };
+
lcd0: display@0 {
compatible = "panel-dpi";
label = "15";
@@ -138,6 +230,13 @@
&omap3_pmx_core {
+ leds_pins: pinmux_leds_pins {
+ pinctrl-single,pins = <
+ OMAP3_WKUP_IOPAD(0x2a24, PIN_OUTPUT_PULLUP | MUX_MODE4) /* jtag_emu0.gpio_11 */
+ OMAP3_WKUP_IOPAD(0x2a26, PIN_OUTPUT_PULLUP | MUX_MODE4) /* jtag_emu1.gpio_31 */
+ >;
+ };
+
mmc1_pins: pinmux_mmc1_pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_clk.sdmmc1_clk */
--
2.17.0
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
