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Message-ID: <20240719132522.9176-2-johan+linaro@kernel.org>
Date: Fri, 19 Jul 2024 15:25:19 +0200
From: Johan Hovold <johan+linaro@...nel.org>
To: Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
linux-arm-msm@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
Johan Hovold <johan+linaro@...nel.org>
Subject: [PATCH 1/4] arm64: dts: qcom: sc8280xp-crd: disable PCIe perst pull downs
Disable the PCIe perst pull-down resistors to save some power.
Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
---
arch/arm64/boot/dts/qcom/sc8280xp-crd.dts | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
index 2897dff8e3bb..4c8ae13d25b9 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
@@ -885,7 +885,7 @@ perst-n-pins {
pins = "gpio143";
function = "gpio";
drive-strength = <2>;
- bias-pull-down;
+ bias-disable;
};
wake-n-pins {
@@ -908,7 +908,7 @@ perst-n-pins {
pins = "gpio151";
function = "gpio";
drive-strength = <2>;
- bias-pull-down;
+ bias-disable;
};
wake-n-pins {
@@ -931,7 +931,7 @@ perst-n-pins {
pins = "gpio141";
function = "gpio";
drive-strength = <2>;
- bias-pull-down;
+ bias-disable;
};
wake-n-pins {
--
2.44.2
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