Re: [PATCH 0/9] arm64: dts: qcom: hamoa: Mark the EC reset gpio as reserved on all boards

From: Abel Vesa

Date: Mon Aug 31 2026 - 06:30:19 EST


On 26-08-31 12:54:40, Abel Vesa wrote:
> GPIO 65 from TLMM is used by the embedded controller as its reset line on
> these boards. Reserve it to prevent Linux from requesting or reconfiguring it.
>
> I was only able to confirm that this GPIO is actually connected to the
> EC reset on the CRD, QCP, xps13 and t14s. But it seems like it is
> recurring them shared between all Hamoa based devices, so I reserved it
> on all.
>
> Signed-off-by: Abel Vesa <abel.vesa@xxxxxxxxxxxxxxxx>
> ---
> Abel Vesa (9):
> arm64: dts: qcom: x1-crd: Mark the EC reset gpio as reserved
> arm64: dts: qcom: x1e001de-devkit: Mark the EC reset gpio as reserved
> arm64: dts: qcom: x1e78100-t14s: Mark the EC reset gpio as reserved
> arm64: dts: qcom: x1e80100-dell-xps13-9345: Mark the EC reset gpio as reserved
> arm64: dts: qcom: honor-magicbook-art-14: Mark the EC reset gpio as reserved
> arm64: dts: qcom: x1e80100-yoga-slim7x: Mark the EC reset gpio as reserved
> arm64: dts: qcom: medion-sprchrgd-14-s1: Mark the EC reset gpio as reserved
> arm64: dts: qcom: microsoft-romulus: Mark the EC reset gpio as reserved
> arm64: dts: qcom: x1e80100-qcp: Mark the EC reset gpio as reserved
>
> arch/arm64/boot/dts/qcom/x1-crd.dtsi | 1 +
> arch/arm64/boot/dts/qcom/x1e001de-devkit.dts | 3 ++-
> arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi | 1 +
> arch/arm64/boot/dts/qcom/x1e80100-dell-xps13-9345.dts | 1 +
> arch/arm64/boot/dts/qcom/x1e80100-honor-magicbook-art-14.dts | 3 ++-
> arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts | 1 +
> arch/arm64/boot/dts/qcom/x1e80100-medion-sprchrgd-14-s1.dts | 1 +
> arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi | 1 +
> arch/arm64/boot/dts/qcom/x1e80100-qcp.dts | 1 +
> 9 files changed, 11 insertions(+), 2 deletions(-)

Urgh, just realized that there way more that need to be addressed.

Will do that in v2, after I get some reviews.