mfd: twl-core: Convert to use regmap for I/O

Remove the custom code to do I/O and replace it with standard regmap calls.

Reviewed-by: Mark Brown <[email protected]>
Acked-by: Tero Kristo <[email protected]>
Signed-off-by: Peter Ujfalusi <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
1 file changed