@@ -64,6 +64,13 @@
/* Enable internal pull-up */
allwinner,pull = <1>;
};
+
+ led_pins_optimus: led-pins@0 {
+ allwinner,pins = "PH0", "PH1";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
};
uart0: serial@07000000 {
@@ -78,4 +85,24 @@
status = "okay";
};
};
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&led_pins_optimus>;
+
+ /* The LED names match those found on the board */
+
+ led2 {
+ label = "optimus:led2:usr";
+ gpios = <&pio 7 1 0>;
+ };
+
+ /* led3 is on PM15, in R_PIO */
+
+ led4 {
+ label = "optimus:led4:usr";
+ gpios = <&pio 7 0 0>;
+ };
+ };
};
The A80 Optimus board has 3 usable LEDs that are controlled via GPIO. This patch adds support for 2 of them which are driver by GPIOs in the main pin controller. The remaining one uses GPIO from the R_PIO controller, which we don't support yet. Signed-off-by: Chen-Yu Tsai <wens@csie.org> --- arch/arm/boot/dts/sun9i-a80-optimus.dts | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+)