diff mbox series

[2/2] arm64: dts: mediatek: mt8195: Add power domain to U3PHY1 T-PHY

Message ID 20221214131117.108008-2-angelogioacchino.delregno@collabora.com
State New
Headers
Series [1/2] arm64: dts: mediatek: mt8195: Use P1 clocks for PCIe1 controller |

Commit Message

AngeloGioacchino Del Regno Dec. 14, 2022, 1:11 p.m. UTC 
  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@collabora.com>
---
 arch/arm64/boot/dts/mediatek/mt8195.dtsi | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
index e61944510b8e..131945c44dcc 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 {