According to data sheet SCL timing parameters and DW_IC_CON SPEED mode
bits are not used when operating in slave mode.
Signed-off-by: NJarkko Nikula <jarkko.nikula@linux.intel.com>
Tested-by: NLuis Oliveira <lolivei@synopsys.com>
Signed-off-by: NWolfram Sang <wsa@the-dreams.de>