Add opp table on scpsys dt-bindings for Mediatek SoC. Signed-off-by: Henry Chen <henryc.chen@xxxxxxxxxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- .../devicetree/bindings/soc/mediatek/scpsys.txt | 38 ++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt b/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt index 7f322f9..4b96fdc 100644 --- a/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt +++ b/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt @@ -90,6 +90,27 @@ Example: <&topckgen CLK_TOP_VENC_SEL>, <&topckgen CLK_TOP_VENC_LT_SEL>; clock-names = "mfg", "mm", "venc", "venc_lt"; + operating-points-v2 = <&dvfsrc_opp_table>; + + dvfsrc_opp_table: opp-table { + compatible = "operating-points-v2-level"; + + dvfsrc_vol_min: opp1 { + opp,level = <MT8183_DVFSRC_LEVEL_1>; + }; + + dvfsrc_freq_medium: opp2 { + opp,level = <MT8183_DVFSRC_LEVEL_2>; + }; + + dvfsrc_freq_max: opp3 { + opp,level = <MT8183_DVFSRC_LEVEL_3>; + }; + + dvfsrc_vol_max: opp4 { + opp,level = <MT8183_DVFSRC_LEVEL_4>; + }; + }; }; Example(power domain sub node within power controller): @@ -151,4 +172,21 @@ Example consumer: afe: mt8173-afe-pcm@11220000 { compatible = "mediatek,mt8173-afe-pcm"; power-domains = <&scpsys MT8173_POWER_DOMAIN_AUDIO>; + operating-points-v2 = <&aud_opp_table>; + }; + + aud_opp_table: aud-opp-table { + compatible = "operating-points-v2"; + opp1 { + opp-hz = /bits/ 64 <793000000>; + required-opps = <&dvfsrc_vol_min>; + }; + opp2 { + opp-hz = /bits/ 64 <910000000>; + required-opps = <&dvfsrc_vol_max>; + }; + opp3 { + opp-hz = /bits/ 64 <1014000000>; + required-opps = <&dvfsrc_vol_max>; + }; }; -- 1.9.1