[PATCH] ARM: DTS: omap4-sdp: Add regulator for LCD backlight (pwm-backlight)

Benoit Cousson bcousson at baylibre.com
Thu Nov 28 04:35:08 EST 2013


Hi Peter,

On 28/11/2013 10:28, Peter Ujfalusi wrote:
> Since in DT booted kernel dummy regulators are no longer supported we need
> to provide valid phandle for the regulator needed by the backlight.
> On the board VBAT is used to power the LCD backlight(s).
>
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi at ti.com>
> ---
> Hi,
>
> This patch is needed for 3.13 to get the LCD backlight to work again.

OK, so this is a fix for the next -rc?

Regards,
Benoit

>
> Regards,
> Peter
>
>   arch/arm/boot/dts/omap4-sdp.dts | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
> index 5fc3f43..6f86db2 100644
> --- a/arch/arm/boot/dts/omap4-sdp.dts
> +++ b/arch/arm/boot/dts/omap4-sdp.dts
> @@ -104,6 +104,7 @@
>   				100 110 120 127
>   				>;
>   		default-brightness-level = <13>;
> +		power-supply = <&vbat>;
>   	};
>
>   	sound {
>


-- 
Benoît Cousson
BayLibre
Embedded Linux Technology Lab
www.baylibre.com



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