Commit 2690e80b authored by AngeloGioacchino Del Regno's avatar AngeloGioacchino Del Regno Committed by Matthias Brugger
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arm64: dts: mediatek: mt8183-kukui: Couple VGPU and VSRAM_GPU regulators 



Add coupling for these regulators, as they have a strict voltage output
relation to satisfy in order to ensure GPU stable operation.

Signed-off-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: default avatarChen-Yu Tsai <wenst@chromium.org>
Tested-by: default avatarChen-Yu Tsai <wenst@chromium.org>
Link: https://lore.kernel.org/r/20230301095523.428461-2-angelogioacchino.delregno@collabora.com


Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent 6ff94537

arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi

+10 −1
Original line number Diff line number Diff line
@@ -294,7 +294,6 @@ dsi_out: endpoint { 


&gpu {

	mali-supply = <&mt6358_vgpu_reg>;

	sram-supply = <&mt6358_vsram_gpu_reg>;

};



&i2c0 {
@@ -401,6 +400,11 @@ &mt6358codec { 
	Avdd-supply = <&mt6358_vaud28_reg>;

};



&mt6358_vgpu_reg {

	regulator-coupled-with = <&mt6358_vsram_gpu_reg>;

	regulator-coupled-max-spread = <100000>;

};



&mt6358_vsim1_reg {

	regulator-min-microvolt = <2700000>;

	regulator-max-microvolt = <2700000>;
@@ -411,6 +415,11 @@ &mt6358_vsim2_reg { 
	regulator-max-microvolt = <2700000>;

};



&mt6358_vsram_gpu_reg {

	regulator-coupled-with = <&mt6358_vgpu_reg>;

	regulator-coupled-max-spread = <100000>;

};



&pio {

	aud_pins_default: audiopins {

		pins_bus {