i2c: designware: Consider SCL GPIO optional

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GPIO library can return -ENOSYS for the failed request.
Instead of failing ->probe() in this case override error code to 0.

Fixes: ca382f5b38 ("i2c: designware: add i2c gpio recovery option")
Reported-by: Dominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Dominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

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Andy Shevchenko 2018-02-17 22:58:43 +02:00 • committed by Wolfram Sang

parent c396b9a03e

commit d1fa74520d

1 changed files with 1 additions and 1 deletions

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

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