Re: [PATCH] clk: qcom: dispcc-sc8280xp: Don't park mdp_clk_src at registration time

From: Konrad Dybcio

Date: Wed Mar 04 2026 - 06:22:38 EST


On 3/3/26 4:01 PM, Pengyu Luo wrote:
> Parking disp{0,1}_cc_mdss_mdp_clk_src clk broke simplefb on HUAWEI
> Gaokun3, the image will stuck at grey for seconds until msm takes
> over framebuffer. Use clk_rcg2_shared_no_init_park_ops to skip it.

Do you have clk_ignore_unused/pd_ignore_unused in your cmdline?

The sc8280xp-huawei-gaokun3.dts references no clocks in the simplefb
node, so if you're unlucky with timing, this is ""expected behavior""

Konrad