Re: [PATCH 6/7] arm64: dts: qcom: sm6125: Use 64 bit addressing

From: Konrad Dybcio

Date: Thu Mar 26 2026 - 07:02:07 EST


On 3/25/26 7:07 PM, Biswapriyo Nath wrote:
> SM6125's SMMU uses 36bit VAs, which is a good indicator that we
> should increase (dma-)ranges - and by extension #address- and
> #size-cells to prevent things from getting lost in translation
> (both literally and figuratively). Do so.
>
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Closes: https://lore.kernel.org/oe-kbuild-all/202603141433.MDqfoVHn-lkp@xxxxxxxxx/
> Signed-off-by: Biswapriyo Nath <nathbappai@xxxxxxxxx>
> ---

I think this is correct, the address space is definitely larger than
32b, esp. given the SoC can take 8GiB of RAM..

Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>

Konrad