On Tue, Jan 23, 2018 at 11:12:23PM +0800, Anson Huang wrote:
> Add PU power domain support, GPU is the only
> module inside PU power domain, and PU power
> is supplied by LDO_SOC.
>
> Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
> ---
> arch/arm/boot/dts/imx6sx.dtsi | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi
> index fd78793..42ef4c6 100644
> --- a/arch/arm/boot/dts/imx6sx.dtsi
> +++ b/arch/arm/boot/dts/imx6sx.dtsi
> @@ -188,6 +188,7 @@
> <&clks IMX6SX_CLK_GPU>,
> <&clks IMX6SX_CLK_GPU>;
> clock-names = "bus", "core", "shader";
> + power-domains = <&pd_pu>;
> };
>
> dma_apbh: dma-apbh@1804000 {
> @@ -767,6 +768,13 @@
> #address-cells = <1>;
> #size-cells = <0>;
>
> + pd_pu: power-domain@1 {
> + reg = <1>;
> + #power-domain-cells = <0>;
> + power-supply = <®_soc>;
I wonder we may not need this as it's a non-stop domain
just like we did for arm domain, right?
Otherwise, the patch looks fine to me.
Acked-by: Dong Aisheng <aisheng.dong@xxxxxxx>
Regards
Dong Aisheng
> + clocks = <&clks IMX6SX_CLK_GPU>;
> + };
> +
> pd_pci: power-domain@3 {
> reg = <3>;
> #power-domain-cells = <0>;
> --
> 2.7.4
>
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
