[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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