Use the of_device_get_match_data() helper instead of open coding.
Reviewed-by: NSimon Horman <horms+renesas@verge.net.au>
Reviewed-by: NYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: NGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: NFelipe Balbi <felipe.balbi@linux.intel.com>