Re: [RFC RESEND PATCH 4/7] arm64: dts: mt8183: add performance state support of scpsys

Viresh Kumar
2019-01-03T04:47:36Z

On 02-01-19, 22:09, Henry Chen wrote:
> Add support for performance state of scpsys on mt8183 platform.
>
> Signed-off-by: Henry Chen <henryc.chen@mediatek.com>
> ---
> arch/arm64/boot/dts/mediatek/mt8183.dtsi | 21 +++++++++++++++++++++
> 1 file changed, 21 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> index 47926a7..e396410 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> @@ -9,6 +9,7 @@
> #include <dt-bindings/interrupt-controller/irq.h>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/power/mt8183-power.h>
> +#include <dt-bindings/soc/mtk,dvfsrc.h>
>
> / {
> compatible = "mediatek,mt8183";
> @@ -243,6 +244,26 @@
> "vpu-3", "vpu-4", "vpu-5";
> infracfg = <&infracfg>;
> smi_comm = <&smi_common>;
> + operating-points-v2 = <&dvfsrc_opp_table>;
> + dvfsrc_opp_table: opp-table {
> + compatible = "operating-points-v2-mtk-level";
> +
> + dvfsrc_vol_min: opp1 {
> + mtk,level = <MT8183_DVFSRC_LEVEL_1>;
> + };
> +
> + dvfsrc_freq_medium: opp2 {
> + mtk,level = <MT8183_DVFSRC_LEVEL_2>;
> + };
> +
> + dvfsrc_freq_max: opp3 {
> + mtk,level = <MT8183_DVFSRC_LEVEL_3>;
> + };
> +
> + dvfsrc_vol_max: opp4 {
> + mtk,level = <MT8183_DVFSRC_LEVEL_4>;
> + };
> + };
> };

I don't see a patch which makes use of this OPP table using the required-opps
thing. Where is that ?

--
viresh