From: Enric Balletbo i Serra <eballetbo@xxxxxxxxxxx>
Enable the user leds on the IGEP AQUILA EXPANSION. The has two leds,
one green and one red, that are controllable by software.
Signed-off-by: Enric Balletbo i Serra <eballetbo@xxxxxxxxxxx>
---
arch/arm/boot/dts/am335x-base0033.dts | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/arch/arm/boot/dts/am335x-base0033.dts b/arch/arm/boot/dts/am335x-base0033.dts
index 3a97613..2878024 100644
--- a/arch/arm/boot/dts/am335x-base0033.dts
+++ b/arch/arm/boot/dts/am335x-base0033.dts
@@ -22,6 +22,25 @@
pinctrl-1 = <&nxp_hdmi_off_pins>;
status = "okay";
};
+
+ leds_base {
+ pinctrl-names = "default";
+ pinctrl-0 = <&leds_base_pins>;
+
+ compatible = "gpio-leds";
+
+ led@0 {
+ label = "base:red:user";
+ gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>; /* gpio1_21 */
+ default-state = "off";
+ };
+
+ led@1 {
+ label = "base:green:user";
+ gpios = <&gpio2 0 GPIO_ACTIVE_HIGH>; /* gpio2_0 */
+ default-state = "off";
+ };
+ };
};
&am33xx_pinmux {
@@ -55,6 +74,13 @@
0x1b0 (PIN_OUTPUT | MUX_MODE3) /* xdma_event_intr0.clkout1 */
>;
};
+
+ leds_base_pins: pinmux_leds_base_pins {
+ pinctrl-single,pins = <
+ 0x54 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a5.gpio1_21 */
+ 0x88 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_csn3.gpio2_0 */
+ >;
+ };
};
&lcdc {
--
1.8.4.2
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