[PATCH 06/18] arm64: dts: qcom: sm8250: Fix PCIe wake GPIO polarity
From: Krishna Chaitanya Chundru
Date: Thu May 21 2026 - 09:22:17 EST
The PCIe WAKE# signal is active-low as defined in the PCIe Base
Specification. Fix the wake-gpios polarity by using GPIO_ACTIVE_LOW
instead of GPIO_ACTIVE_HIGH.
Signed-off-by: Krishna Chaitanya Chundru <krishna.chundru@xxxxxxxxxxxxxxxx>
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
Reviewed-by: Manivannan Sadhasivam <mani@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm8250.dtsi | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi
index 7076720413ab..eca66d1c1c5b 100644
--- a/arch/arm64/boot/dts/qcom/sm8250.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi
@@ -2202,7 +2202,7 @@ pcie0: pcie@1c00000 {
phy-names = "pciephy";
perst-gpios = <&tlmm 79 GPIO_ACTIVE_LOW>;
- wake-gpios = <&tlmm 81 GPIO_ACTIVE_HIGH>;
+ wake-gpios = <&tlmm 81 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pcie0_default_state>;
@@ -2329,7 +2329,7 @@ pcie1: pcie@1c08000 {
phy-names = "pciephy";
perst-gpios = <&tlmm 82 GPIO_ACTIVE_LOW>;
- wake-gpios = <&tlmm 84 GPIO_ACTIVE_HIGH>;
+ wake-gpios = <&tlmm 84 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pcie1_default_state>;
@@ -2456,7 +2456,7 @@ pcie2: pcie@1c10000 {
phy-names = "pciephy";
perst-gpios = <&tlmm 85 GPIO_ACTIVE_LOW>;
- wake-gpios = <&tlmm 87 GPIO_ACTIVE_HIGH>;
+ wake-gpios = <&tlmm 87 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pcie2_default_state>;
--
2.34.1