Add support for performance state of scpsys on mt8183 platform

Signed-off-by: Henry Chen <henryc.c...@mediatek.com>
---
 arch/arm64/boot/dts/mediatek/mt8183.dtsi | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi 
b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
index d85bae7..82ca929 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -12,6 +12,7 @@
 #include <dt-bindings/reset-controller/mt8183-resets.h>
 #include <dt-bindings/phy/phy.h>
 #include "mt8183-pinfunc.h"
+#include <dt-bindings/soc/mtk,dvfsrc.h>
 
 / {
        compatible = "mediatek,mt8183";
@@ -340,6 +341,27 @@
                        #address-cells = <1>;
                        #size-cells = <0>;
 
+                       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>;
+                               };
+                       };
+
                        audio@MT8183_POWER_DOMAIN_AUDIO {
                                reg = <MT8183_POWER_DOMAIN_AUDIO>;
                        };
-- 
1.9.1

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