On Mon, 17 Feb 2020 10:10:36 +0100 Neil Armstrong narmstr...@baylibre.com wrote:
> This commit breaks Linux boot on Amlogic libretech-cc, libretech-ac, sei510, > sei610 board by automatically disabling the power domain after device removal. > This because the power domain associated to the video driver must be kept > enabled for linux to boot. > > The only way is to use the introduced flag DM_FLAG_DEFAULT_PD_CTRL_OFF, which > removes automatic handling of power domain. > This flag is not a complete solution since it will force reverting to manually > enable the power domain from the driver probe. > > Instead a flag to keep the power domain enabled after removal should be > introduced. > > In the meantime revert this commit until a proper solution is found. > > This reverts commit 52edfed65de967a86983a55c51ba0727090efc43. > > Signed-off-by: Neil Armstrong <narmstr...@baylibre.com> > --- > Hi Simon, Tom, > > This revert is the simplest fix to make the boards boot again on v2020.04, > the goal is to make this behavior happen again with a proper flag to keep the > power domain enabled on specific drivers. > > I can push it on my next PR on my branch, is it ok ? Please test if these two patches fix the problem: http://patchwork.ozlabs.org/patch/1239143 http://patchwork.ozlabs.org/patch/1239144 -- Anatolij
