* [PATCH] arm64: dts: qcom: glymur-crd: Mark the EC reset gpio as reserved
@ 2026-08-31 9:11 Abel Vesa
2026-08-31 14:57 ` Bjorn Andersson
0 siblings, 1 reply; 2+ messages in thread
From: Abel Vesa @ 2026-08-31 9:11 UTC (permalink / raw)
To: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Jyothi Kumar Seerapu, Kamal Wadhwa,
Dmitry Baryshkov
Cc: Pankaj Patil, linux-arm-msm, devicetree, linux-kernel, Abel Vesa
GPIO 65 from TLMM is used by the Embedded Controller as its reset line.
Reserve it to prevent Linux from requesting or reconfiguring it.
Fixes: 9314c6ecace1 ("arm64: dts: qcom: glymur: Enable Glymur CRD board support")
Signed-off-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/glymur-crd.dtsi | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/glymur-crd.dtsi b/arch/arm64/boot/dts/qcom/glymur-crd.dtsi
index e27c697e3170..4df3ccfee106 100644
--- a/arch/arm64/boot/dts/qcom/glymur-crd.dtsi
+++ b/arch/arm64/boot/dts/qcom/glymur-crd.dtsi
@@ -963,7 +963,8 @@ &remoteproc_soccp {
&tlmm {
gpio-reserved-ranges = <4 4>, /* EC TZ Secure I3C */
<10 2>, /* OOB UART */
- <44 4>; /* Security SPI (TPM) */
+ <44 4>, /* Security SPI (TPM) */
+ <65 1>; /* EC reset */
edp_bl_en: edp-bl-en-state {
pins = "gpio18";
---
base-commit: e30626823a406725ce29bc75cb8ec467d3e1e326
change-id: 20260831-dts-qcom-glymur-crd-reserve-ec-reset-gpio-4b9c6e1677cc
Best regards,
--
Abel Vesa <abel.vesa@oss.qualcomm.com>
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] arm64: dts: qcom: glymur-crd: Mark the EC reset gpio as reserved
2026-08-31 9:11 [PATCH] arm64: dts: qcom: glymur-crd: Mark the EC reset gpio as reserved Abel Vesa
@ 2026-08-31 14:57 ` Bjorn Andersson
0 siblings, 0 replies; 2+ messages in thread
From: Bjorn Andersson @ 2026-08-31 14:57 UTC (permalink / raw)
To: Konrad Dybcio, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
Jyothi Kumar Seerapu, Kamal Wadhwa, Dmitry Baryshkov, Abel Vesa
Cc: Pankaj Patil, linux-arm-msm, devicetree, linux-kernel
On Mon, 31 Aug 2026 12:11:36 +0300, Abel Vesa wrote:
> GPIO 65 from TLMM is used by the Embedded Controller as its reset line.
> Reserve it to prevent Linux from requesting or reconfiguring it.
>
>
Applied, thanks!
[1/1] arm64: dts: qcom: glymur-crd: Mark the EC reset gpio as reserved
commit: 8ab228ebf968fe43afa55630fb98f1069828988e
Best regards,
--
Bjorn Andersson <andersson@kernel.org>
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2026-08-31 9:11 [PATCH] arm64: dts: qcom: glymur-crd: Mark the EC reset gpio as reserved Abel Vesa
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