V4L/DVB: mfd: use reg_shift instead of regstep

Update for change in i2c-ocores.h which uses reg_shift to
specify the register offset shifts instead of regstep.

Signed-off-by: Jayachandran C <jayachandranc@netlogicmicro.com>
Acked-by: Richard Rojfors <richard.rojfors@pelagicore.com>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
diff --git a/drivers/mfd/timberdale.c b/drivers/mfd/timberdale.c
index 0ba26fb..a447f4e 100644
--- a/drivers/mfd/timberdale.c
+++ b/drivers/mfd/timberdale.c
@@ -83,7 +83,7 @@
 
 static __devinitdata struct ocores_i2c_platform_data
 timberdale_ocores_platform_data = {
-	.regstep = 4,
+	.reg_shift = 2,
 	.clock_khz = 62500,
 	.devices = timberdale_i2c_board_info,
 	.num_devices = ARRAY_SIZE(timberdale_i2c_board_info)