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PM domains: enable isolation before resetting power 

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Merge tag 'v6.1-soc-fixes' of https://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux into arm/fixes

PM domains: enable isolation before resetting power

* tag 'v6.1-soc-fixes' of https://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux:
  soc: mediatek: pm-domains: Fix the power glitch issue

Link: https://lore.kernel.org/r/29c8b913-53cf-096f-fe44-832ceaeac116@suse.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2022-12-19 16:47:40 +01:00
parent b9cb6be06b dba8eb83af
commit 6f85602d5f
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/soc/mediatek/mtk-pm-domains.c
View File

@ -275,9 +275,9 @@ static int scpsys_power_off(struct generic_pm_domain *genpd)
clk_bulk_disable_unprepare(pd->num_subsys_clks, pd->subsys_clks);
/* subsys power off */
regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_RST_B_BIT);
regmap_set_bits(scpsys->base, pd->data->ctl_offs, PWR_ISO_BIT);
regmap_set_bits(scpsys->base, pd->data->ctl_offs, PWR_CLK_DIS_BIT);
regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_RST_B_BIT);
regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_ON_2ND_BIT);
regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_ON_BIT);