Re: [PATCH v1] arm64: dts: qcom: HAMOA-IOT-SOM: Unreserve GPIOs blocking SPI11 access
From: Abel Vesa
Date: Thu Nov 06 2025 - 03:46:06 EST
On 25-11-05 13:45:47, Xueyao An wrote:
> GPIOs 44-47 were previously reserved, preventing Linux from accessing
> SPI11 (qupv1_se3). Since there is no TZ use case for these pins on Linux,
> they can be safely unreserved. Removing them from the reserved list
> resolves the SPI11 access issue for Linux.
>
> Signed-off-by: Xueyao An <xueyao.an@xxxxxxxxxxxxxxxx>
Lowercase the hamoa-iot-som in subject line.
With that fixed:
Reviewed-by: Abel Vesa <abel.vesa@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi b/arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi
> index 1aead50b8920..107ea8045f55 100644
> --- a/arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi
> +++ b/arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi
> @@ -451,8 +451,7 @@ &remoteproc_cdsp {
> };
>
> &tlmm {
> - gpio-reserved-ranges = <34 2>, /* TPM LP & INT */
> - <44 4>; /* SPI (TPM) */
> + gpio-reserved-ranges = <34 2>; /* TPM LP & INT */
>
> pcie4_default: pcie4-default-state {
> clkreq-n-pins {
> --
> 2.43.0
>