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| author | Charles Keepax <ckeepax@opensource.wolfsonmicro.com> | 2014-11-04 15:24:36 +0000 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2014-11-25 16:18:55 +0000 |
| commit | 47958c5ab4035bd91f05598f76a61cd9f7f2934c (patch) | |
| tree | ed857863bc88aa4018dbc78b7e50b150830fc145 /drivers/mfd/wm8997-tables.c | |
| parent | e62cace7b602b29cc9226e64dfb2c47ddfb9558e (diff) | |
| download | lwn-47958c5ab4035bd91f05598f76a61cd9f7f2934c.tar.gz lwn-47958c5ab4035bd91f05598f76a61cd9f7f2934c.zip | |
mfd: arizona: Document HP_CTRL_1L and HP_CTRL_1R registers
These registers are documented in the datasheet and used as part of the
extcon driver. Expose them properly through regmap as the datasheet
notes they should be treated as volatile do so.
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/mfd/wm8997-tables.c')
| -rw-r--r-- | drivers/mfd/wm8997-tables.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mfd/wm8997-tables.c b/drivers/mfd/wm8997-tables.c index f44d195d4496..c0c25d75aacc 100644 --- a/drivers/mfd/wm8997-tables.c +++ b/drivers/mfd/wm8997-tables.c @@ -887,6 +887,8 @@ static bool wm8997_readable_register(struct device *dev, unsigned int reg) case ARIZONA_MIC_BIAS_CTRL_1: case ARIZONA_MIC_BIAS_CTRL_2: case ARIZONA_MIC_BIAS_CTRL_3: + case ARIZONA_HP_CTRL_1L: + case ARIZONA_HP_CTRL_1R: case ARIZONA_ACCESSORY_DETECT_MODE_1: case ARIZONA_HEADPHONE_DETECT_1: case ARIZONA_HEADPHONE_DETECT_2: @@ -1479,6 +1481,8 @@ static bool wm8997_volatile_register(struct device *dev, unsigned int reg) case ARIZONA_SAMPLE_RATE_3_STATUS: case ARIZONA_ASYNC_SAMPLE_RATE_1_STATUS: case ARIZONA_MIC_DETECT_3: + case ARIZONA_HP_CTRL_1L: + case ARIZONA_HP_CTRL_1R: case ARIZONA_HEADPHONE_DETECT_2: case ARIZONA_INPUT_ENABLES_STATUS: case ARIZONA_OUTPUT_STATUS_1: |