[PATCH v3 12/19] soc: starfive: Add jh7110-vout-subsystem driver

sashiko-bot at kernel.org sashiko-bot at kernel.org
Fri Sep 4 06:47:03 PDT 2026


> Nothing in the video output subsystem can reach its own registers until
> the NoC display bus clock and reset are up and PD_VOUT is powered, and
> those are shared by every device in the region. Leaving them to whichever
> consumer probes first works by accident and stops working as soon as the
> probe order changes.
> 
> Add a driver for the subsystem node that takes the bus clock and reset,
> holds a runtime PM reference so genpd keeps PD_VOUT powered, and then
> populates its children. All three are released only once the last child
> is gone.
> 
> Signed-off-by: Michal Wilczynski <m.wilczynski at samsung.com>

Sashiko has reviewed this patch and found no issues. It looks great!

-- 
Sashiko AI review · https://sashiko.dev/#/patchset/20260904-jh7110-clean-send-v3-0-484f9ae72715@samsung.com?part=12




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