arm64: dts: mediatek: mt8183-kukui: Assign sram supply to mfg_async pd

Add a phandle to the MT8183_POWER_DOMAIN_MFG_ASYNC power domain and
assign the GPU VSRAM supply to this in mt8183-kukui: this allows to
keep the sram powered up while the GPU is used.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20220623123850.110225-3-angelogioacchino.delregno@collabora.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>

diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
index 89e4358..33f3bf2 100644 (file)
--- a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
@@ -821,6 +821,10 @@
        };
 };
 
+&mfg_async {
+       domain-supply = <&mt6358_vsram_gpu_reg>;
+};
+
 &mfg {
        domain-supply = <&mt6358_vgpu_reg>;
 };

diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
index 9485c1e..9d32871 100644 (file)
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -788,7 +788,7 @@
                                        #power-domain-cells = <0>;
                                };
 
-                               power-domain@MT8183_POWER_DOMAIN_MFG_ASYNC {
+                               mfg_async: power-domain@MT8183_POWER_DOMAIN_MFG_ASYNC {
                                        reg = <MT8183_POWER_DOMAIN_MFG_ASYNC>;
                                        clocks = <&topckgen CLK_TOP_MUX_MFG>;
                                        clock-names = "mfg";