[Letux-kernel] [PATCH 11/32] ARM: dts: omap3-gta04: keep vpll2 always on

Andreas Kemnade andreas at kemnade.info
Wed Jul 25 18:30:43 CEST 2018


Hi,

On Wed, 25 Jul 2018 08:58:43 +0200
"H. Nikolaus Schaller" <hns at goldelico.com> wrote:

> This is needed to make the display and venc work properly.
> Compare to omap3-beagle.dts.
> 
> Signed-off-by: H. Nikolaus Schaller <hns at goldelico.com>
> ---
>  arch/arm/boot/dts/omap3-gta04.dtsi | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/omap3-gta04.dtsi b/arch/arm/boot/dts/omap3-gta04.dtsi
> index 9568e0c4d4bf..ffea92543a47 100644
> --- a/arch/arm/boot/dts/omap3-gta04.dtsi
> +++ b/arch/arm/boot/dts/omap3-gta04.dtsi
> @@ -574,6 +574,12 @@
>  	regulator-max-microvolt = <3150000>;
>  };
>  
> +/* Needed to power the DPI pins */
> +
> +&vpll2 {
> +	regulator-always-on;
> +};
> +
So this is also on in suspend? I did not stumble upon it before.
does that cause any additional suspend current. Just wondering...

Regards,
Andreas
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