Adds GPIO pinctrl nodes to am3358_pinmux master node to control
user leds (USR0, USR1, USR2 and USR3) present on BeagleBone.
Signed-off-by: AnilKumar Ch <anilkumar@xxxxxx>
---
arch/arm/boot/dts/am335x-bone.dts | 41 +++++++++++++++++++++++++++++++++++++
1 file changed, 41 insertions(+)
diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts
index c634f87..ce486fc 100644
--- a/arch/arm/boot/dts/am335x-bone.dts
+++ b/arch/arm/boot/dts/am335x-bone.dts
@@ -18,11 +18,52 @@
reg = <0x80000000 0x10000000>; /* 256 MB */
};
+ am3358_pinmux: pinmux@44e10800 {
+ userled_pins: pinmux_userled_pins {
+ pinctrl-single,pins = <
+ 0x54 0x7 /* gpmc_a5.gpio1_21, OUTPUT | MODE7 */
+ 0x58 0x17 /* gpmc_a6.gpio1_22, OUTPUT_PULLUP | MODE7 */
+ 0x5c 0x7 /* gpmc_a7.gpio1_23, OUTPUT | MODE7 */
+ 0x60 0x17 /* gpmc_a8.gpio1_24, OUTPUT_PULLUP | MODE7 */
+ >;
+ };
+ };
+
ocp {
uart1: serial@44e09000 {
status = "okay";
};
+ gpio-leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&userled_pins>;
+
+ led0 {
+ label = "status:green:user0";
+ gpios = <&gpio2 21 0>;
+ default-state = "off";
+ };
+
+ led1 {
+ label = "status:green:user1";
+ gpios = <&gpio2 22 0>;
+ default-state = "off";
+ };
+
+ led2 {
+ label = "status:green:user2";
+ gpios = <&gpio2 23 0>;
+ default-state = "off";
+ };
+
+ led3 {
+ label = "status:green:user3";
+ gpios = <&gpio2 24 0>;
+ default-state = "off";
+ };
+ };
+
i2c1: i2c@44e0b000 {
status = "okay";
clock-frequency = <400000>;
--
1.7.9.5
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