Re: [PATCH v3 3/4] arm64: dts: qcom: sdm630: describe adsp_mem region properly
From: Dmitry Baryshkov
Date: Wed Apr 22 2026 - 11:56:18 EST
On Wed, Apr 22, 2026 at 06:39:22PM +0300, Nickolay Goppen wrote:
> Downstream [1] this region is marked as shared, reusable and dynamic so
> describe it that way.
>
> [1]: https://github.com/xiaomi-sdm660/android_kernel_xiaomi_sdm660/blob/11-EAS/arch/arm/boot/dts/qcom/sdm660.dtsi#L448
>
> Signed-off-by: Nickolay Goppen <setotau@xxxxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sdm630.dtsi | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
Fixes: b190fb010664 ("arm64: dts: qcom: sdm630: Add sdm630 dts file")
Cc: stable@xxxxxxxxxxxxxxx
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxxxxxxxx>
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm630.dtsi b/arch/arm64/boot/dts/qcom/sdm630.dtsi
> index 4b47efdb57b2..36b419dea153 100644
> --- a/arch/arm64/boot/dts/qcom/sdm630.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm630.dtsi
> @@ -494,9 +494,12 @@ venus_region: venus@9f800000 {
> no-map;
> };
>
> - adsp_mem: adsp-region@f6000000 {
> - reg = <0x0 0xf6000000 0x0 0x800000>;
> - no-map;
> + adsp_mem: adsp-region {
> + compatible = "shared-dma-pool";
> + alloc-ranges = <0x0 0x00000000 0x0 0xffffffff>;
> + alignment = <0x0 0x400000>;
> + size = <0x0 0x800000>;
> + reusable;
> };
>
> qseecom_mem: qseecom-region@f6800000 {
>
> --
> 2.54.0
>
--
With best wishes
Dmitry