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(parent: aa96e7d) | patch
stm32mp: psci: Retain MCUDIVR, PLL3CR, PLL4CR, MSSCKSELR across suspend
authorMarek Vasut <marex@denx.de>
Tue, 26 Apr 2022 14:38:05 +0000 (16:38 +0200)
committerPatrice Chotard <patrice.chotard@foss.st.com>
Tue, 10 May 2022 11:54:47 +0000 (13:54 +0200)
commit7cca2b7753f63c80ffaff072b9859c89625e8569
tree1855ddbfb3fada510e7a02a3b331a4afae7c5c54tree | snapshot
parentaa96e7de56361e661f781c14e7d30c9267a8aeb8commit | diff
stm32mp: psci: Retain MCUDIVR, PLL3CR, PLL4CR, MSSCKSELR across suspend

The SoC seems to lose the values of MCUDIVR, PLL3CR, PLL4CR, RCC_MSSCKSELR
during suspend/resume cycle, cache them and reinstate their values on resume.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Patrick Delaunay <patrick.delaunay@foss.st.com>
Cc: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
arch/arm/mach-stm32mp/psci.c diff | blob | history
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