[PATCH RESEND v4 2/3] arm/dts: AM33XX: Configure pinmuxs for user leds control on Bone
From: tony@atomide.com (Tony Lindgren)
Date: 2012-08-30 20:35:06
Also in:
linux-devicetree, linux-omap
* AnilKumar Ch [off-list ref] [120828 01:11]:
quoted hunk ↗ jump to hunk
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 <redacted> --- arch/arm/boot/dts/am335x-bone.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+)diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts index a7906cb..58f5042 100644 --- a/arch/arm/boot/dts/am335x-bone.dts +++ b/arch/arm/boot/dts/am335x-bone.dts@@ -18,6 +18,20 @@ reg = <0x80000000 0x10000000>; /* 256 MB */ }; + am3358_pinmux: pinmux at 44E10800 { + pinctrl-names = "default"; + pinctrl-0 = <&userled_pins>; + + 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 */ + >; + }; + }; +
Looks like this patch should also claim these pins by the led driver. Then the led driver should just do pinctrl_get_select_default(&pdev->dev) in it's probe function to set the pins. Tony