Commit 85ae8a51 authored by AngeloGioacchino Del Regno's avatar AngeloGioacchino Del Regno Committed by Matthias Brugger
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arm64: dts: mediatek: mt8183-evb: 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/20230301095523.428461-6-angelogioacchino.delregno@collabora.com


Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent 5dba6621

arch/arm64/boot/dts/mediatek/mt8183-evb.dts

+10 −1
Original line number Diff line number Diff line
@@ -52,7 +52,6 @@ &auxadc { 


&gpu {

	mali-supply = <&mt6358_vgpu_reg>;

	sram-supply = <&mt6358_vsram_gpu_reg>;

};



&i2c0 {
@@ -138,6 +137,16 @@ &mmc1 { 
	non-removable;

};



&mt6358_vgpu_reg {

	regulator-coupled-with = <&mt6358_vsram_gpu_reg>;

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

};



&mt6358_vsram_gpu_reg {

	regulator-coupled-with = <&mt6358_vgpu_reg>;

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

};



&pio {

	i2c_pins_0: i2c0{

		pins_i2c{