[PATCH v7 2/3] arm/dts: AM33XX: Configure pinmuxs for user leds control on Bone

Koen Kooi koen at dominion.thruhere.net
Fri Sep 7 18:45:26 EST 2012


Op 6 sep. 2012, om 11:38 heeft AnilKumar Ch <anilkumar at ti.com> het volgende geschreven:

> Adds GPIO pinctrl nodes to am3358_pinmux master node to control
> user leds (USR0, USR1, USR2 and USR3) present on BeagleBone.
> 
> [koen at dominion.thruhere.net: led0, led1 suggested by koen]
> Signed-off-by: AnilKumar Ch <anilkumar at ti.com>

Acked-by: Koen Kooi <koen at dominion.thruhere.net>


> ---
> arch/arm/boot/dts/am335x-bone.dts |   43 +++++++++++++++++++++++++++++++++++++
> 1 file changed, 43 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts
> index c634f87..b0a7409 100644
> --- a/arch/arm/boot/dts/am335x-bone.dts
> +++ b/arch/arm/boot/dts/am335x-bone.dts
> @@ -18,11 +18,54 @@
> 		reg = <0x80000000 0x10000000>; /* 256 MB */
> 	};
> 
> +	am33xx_pinmux: pinmux at 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 at 44e09000 {
> 			status = "okay";
> 		};
> 
> +		leds {
> +			compatible = "gpio-leds";
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&userled_pins>;
> +
> +			heartbeat {
> +				label = "beaglebone:green:usr0";
> +				gpios = <&gpio2 21 0>;
> +				linux,default-trigger = "heartbeat";
> +				default-state = "off";
> +			};
> +
> +			mmc {
> +				label = "beaglebone:green:usr1";
> +				gpios = <&gpio2 22 0>;
> +				linux,default-trigger = "mmc0";
> +				default-state = "off";
> +			};
> +
> +			led2 {
> +				label = "beaglebone:green:usr2";
> +				gpios = <&gpio2 23 0>;
> +				default-state = "off";
> +			};
> +
> +			led3 {
> +				label = "beaglebone:green:usr3";
> +				gpios = <&gpio2 24 0>;
> +				default-state = "off";
> +			};
> +		};
> +
> 		i2c1: i2c at 44e0b000 {
> 			status = "okay";
> 			clock-frequency = <400000>;
> -- 
> 1.7.9.5
> 
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