diff options
Diffstat (limited to 'drivers/mfd/wm8350-core.c')
| -rw-r--r-- | drivers/mfd/wm8350-core.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c index fbe22fb7847..0d47fb9e4b3 100644 --- a/drivers/mfd/wm8350-core.c +++ b/drivers/mfd/wm8350-core.c @@ -183,6 +183,9 @@ static int wm8350_write(struct wm8350 *wm8350, u8 reg, int num_regs, u16 *src) (wm8350->reg_cache[i] & ~wm8350_reg_io_map[i].writable) | src[i - reg]; + /* Don't store volatile bits */ + wm8350->reg_cache[i] &= ~wm8350_reg_io_map[i].vol; + src[i - reg] = cpu_to_be16(src[i - reg]); } @@ -1120,6 +1123,7 @@ static int wm8350_create_cache(struct wm8350 *wm8350, int mode) } value = be16_to_cpu(value); value &= wm8350_reg_io_map[i].readable; + value &= ~wm8350_reg_io_map[i].vol; wm8350->reg_cache[i] = value; } else wm8350->reg_cache[i] = reg_map[i]; |