[PATCH 3/4] arm64: dts: qcom: sc8280xp-x13s: disable PCIe perst pull downs

Johan Hovold
2024-07-19T13:25:38Z

Disable the PCIe perst pull-down resistors to save some power.

Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
index a1baf30b023c..5e5fdb085b88 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
@@ -1617,7 +1617,7 @@ perst-n-pins {
pins = "gpio143";
function = "gpio";
drive-strength = <2>;
- bias-pull-down;
+ bias-disable;
};

wake-n-pins {
@@ -1640,7 +1640,7 @@ perst-n-pins {
pins = "gpio151";
function = "gpio";
drive-strength = <2>;
- bias-pull-down;
+ bias-disable;
};

wake-n-pins {
@@ -1663,7 +1663,7 @@ perst-n-pins {
pins = "gpio141";
function = "gpio";
drive-strength = <2>;
- bias-pull-down;
+ bias-disable;
};

wake-n-pins {
--
2.44.2