On 9/3/2012 7:24 PM, Florian Vaussard wrote:
> Add device tree properties for twl4030/gpio, according to the
> platform data of corresponding boards. This enables the led
> connected to LEDB output for both boards, as well as
> pullups/pulldowns on GPIO for the BeagleBoard.
>
> Signed-off-by: Florian Vaussard <florian.vaussard@xxxxxxx>
> ---
> arch/arm/boot/dts/omap3-beagle.dts | 20 ++++++++++++++++++++
> arch/arm/boot/dts/omap3-evm.dts | 13 +++++++++++++
> 2 files changed, 33 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts
> index cdcb98c..16bff8b 100644
> --- a/arch/arm/boot/dts/omap3-beagle.dts
> +++ b/arch/arm/boot/dts/omap3-beagle.dts
> @@ -17,6 +17,14 @@
> device_type = "memory";
> reg = <0x80000000 0x20000000>; /* 512 MB */
> };
> +
> + leds {
> + compatible = "gpio-leds";
> + pmu_stat {
> + label = "beagleboard::pmu_stat";
> + gpios = <&twl_gpio 19 0>; /* LEDB */
> + };
> + };
> };
>
> &i2c1 {
> @@ -67,3 +75,15 @@
> &mmc3 {
> status = "disabled";
> };
> +
> +&twl_gpio {
> + ti,use-leds = "true";
> + /* pullups: BIT(1) */
> + ti,pullups = <2>;
> + /*
> + * pulldowns:
> + * BIT(2), BIT(6), BIT(7), BIT(8), BIT(13)
> + * BIT(15), BIT(16), BIT(17)
> + */
> + ti,pulldowns = <238020>;
Consider changing above value to hex presentation.
Otherwise looks ok to me, also I have tested it on OMAP3EVM.
Tested-&-Acked-By: Vaibhav Hiremath <hvaibhav@xxxxxx>
Thanks,
Vaibhav
> +};
> diff --git a/arch/arm/boot/dts/omap3-evm.dts b/arch/arm/boot/dts/omap3-evm.dts
> index f349ee9..f1e18fe 100644
> --- a/arch/arm/boot/dts/omap3-evm.dts
> +++ b/arch/arm/boot/dts/omap3-evm.dts
> @@ -17,6 +17,15 @@
> device_type = "memory";
> reg = <0x80000000 0x10000000>; /* 256 MB */
> };
> +
> + leds {
> + compatible = "gpio-leds";
> + ledb {
> + label = "omap3evm::ledb";
> + gpios = <&twl_gpio 19 0>; /* LEDB */
> + linux,default-trigger = "default-on";
> + };
> + };
> };
>
> &i2c1 {
> @@ -46,3 +55,7 @@
> reg = <0x5c>;
> };
> };
> +
> +&twl_gpio {
> + ti,use-leds = "true";
> +};
>
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