From: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
[ Upstream commit a9f6721a3c92764582ed12296292fda4a7f2dd25 ]
Assign power domain to the U3PHY1 T-PHY in otder to keep this PHY
alive after unused PD shutdown and to be able to completely cut
and restore power to it, for example, to save some power during
system suspend/sleep.
Fixes: 2b515194bf0c ("arm64: dts: mt8195: Add power domains controller")
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20221214131117.108008-2-angelogioacchino.delregno@xxxxxxxxxxxxx
Signed-off-by: Matthias Brugger <matthias.bgg@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
arch/arm64/boot/dts/mediatek/mt8195.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
index c10cfeb1214d5..d6856691fc385 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
@@ -1549,6 +1549,7 @@ u3phy1: t-phy@11e30000 {
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0 0x11e30000 0xe00>;
+ power-domains = <&spm MT8195_POWER_DOMAIN_SSUSB_PCIE_PHY>;
status = "disabled";
u2port1: usb-phy@0 {
--
2.39.2
