[Linux-stm32] [PATCH] i2c: stm32f7: do not backup read-only PECR register

[Wolfram Sang]

On Thu, Mar 05, 2020 at 01:59:01PM +0100, Alain Volmat wrote:
> The PECR register provides received packet computed PEC value. 
> It makes no sense restoring its value after a reset, and anyway,
> as read-only register it cannot be restored.
> 
> Fixes: ea6dd25deeb5 ("i2c: stm32f7: add PM_SLEEP suspend/resume support")
> Signed-off-by: Alain Volmat <alain.volmat at st.com>

Looks good, but I can't apply. Please rebase on top of your other
patches.

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