linux-phytec-ti

gpio: pch: Remove redundant __func__ from debug print

dev_dbg includes the function name & line number by default when dynamic
debugging is enabled. Hence __func__ is redundant here and removed.

Do the same for any messages in ->probe() since it doesn't make sense.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>