mfd: twl6040: Use regmap for register cache

Rather then open coding a cache of the vibra control registers use the
regmap cache code.  Also cache the interrupt mask register, providing
a small performance improvement for the interrupt code.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/include/linux/mfd/twl6040.h b/include/linux/mfd/twl6040.h
index 7e7fbce7a308..2b7d26573431 100644
--- a/include/linux/mfd/twl6040.h
+++ b/include/linux/mfd/twl6040.h
@@ -229,7 +229,6 @@ struct twl6040 {
         int audpwron;
         int power_count;
         int rev;
-        u8 vibra_ctrl_cache[2];
 
         /* PLL configuration */
         int pll;