evie/android_kernel_oneplus_msm8998
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

drivers: mfd: Mark CPR bank registers as volatile

Browse source 
Mark CPR bank registers as volatile so that
writes to these registers get updated correctly
in hardware.

CRs-Fixed: 1081673
Change-Id: I92d0511b4e9912dfa346378784d811f6606df205
Signed-off-by: Phani Kumar Uppalapati <phaniu@codeaurora.org>
This commit is contained in:
Phani Kumar Uppalapati 2016-10-24 14:46:54 -07:00
parent 1ff56658f3
commit 9d9b34eb90
1 changed files with 3 additions and 0 deletions

3
drivers/mfd/wcd934x-regmap.c
View file

@ -1904,6 +1904,9 @@ static bool wcd934x_is_volatile_register(struct device *dev, unsigned int reg)
(reg <= WCD934X_CDC_ANC1_FB_GAIN_CTL))
return true;
if ((reg >= WCD934X_CODEC_CPR_WR_DATA_0) &&
(reg <= WCD934X_CODEC_CPR_RD_DATA_3))
return true;
/*
* Need to mark volatile for registers that are writable but