i2c: designware: Adjust bus_freq_hz when refuse high speed mode set

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When hardware doesn't support High Speed Mode, we forget bus_freq_hz
timing adjustment. This makes the timings and real registers being
unsynchronized. Adjust bus_freq_hz when refuse high speed mode set.

Fixes: b6e67145f1 ("i2c: designware: Enable high speed mode")
Reported-by: "Song Bao Hua (Barry Song)" <song.bao.hua@hisilicon.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Barry Song <song.bao.hua@hisilicon.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>

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Andy Shevchenko 2021-03-31 14:05:10 +03:00 • committed by Wolfram Sang

parent 629a411f7e

commit 5e729bc54b

1 changed files with 1 additions and 0 deletions

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drivers/i2c/busses/i2c-designware-master.c

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