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(parent: a47070a) | patch
i2c: stm32f7: do not backup read-only PECR register
authorAlain Volmat <alain.volmat@st.com>
Tue, 10 Mar 2020 11:58:41 +0000 (12:58 +0100)
committerWolfram Sang <wsa@the-dreams.de>
Fri, 13 Mar 2020 14:17:54 +0000 (15:17 +0100)
commitbf22461ed2c278da6f668d2c650ab2bba277814f
tree0f663e93bb4087817c0a5d908fbbae202c0db239tree | snapshot
parenta47070aac935b9c0e5d0f99843e0c8784f455ea7commit | diff
i2c: stm32f7: do not backup read-only PECR register

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@st.com>
Reviewed-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
drivers/i2c/busses/i2c-stm32f7.c diff | blob | history
Domain: System / Kernel;