Re: [PATCH] clk: qcom: mmcc-msm8974: add GENPD_FLAG_NO_STAY_ON

[Stephan Gerhold]

On Sun, Aug 09, 2026 at 09:58:37PM +0300, Dmitry Baryshkov wrote:
> Commit 13a4b7fb6260 ("pmdomain: core: Leave powered-on genpds on until
> late_initcall_sync") kept power-domains on longer during boot which is
> causing DSI clock to get stuck and fail to acquire its configuration on
> DSI bringup. While this is being investigated, add the flag
> GENPD_FLAG_NO_STAY_ON for MDSS GDSC on MSM8974 to restore the previous
> behaviour to fix this.
> 
> Fixes: 13a4b7fb6260 ("pmdomain: core: Leave powered-on genpds on until late_initcall_sync")
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxxxxxxxx>

Have you tried adding resets = <&mmcc MDSS_RESET>; to the &mdss node,
similar to the following patch for msm8916.dtsi?
https://lore.kernel.org/linux-arm-msm/20250915-msm8916-resets-v1-1-a5c705df0c45@xxxxxxxxxx/

Thanks,
Stephan