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ASoC: wm2000: Add register readability information 

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2012-05-31 14:48:07 +01:00
parent 0561c1bf35
commit 51cc7ed3e3
1 changed files with 30 additions and 0 deletions
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30
sound/soc/codecs/wm2000.c
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@ -691,9 +691,39 @@ static int wm2000_resume(struct snd_soc_codec *codec)
#define wm2000_resume NULL
#endif
static bool wm2000_readable_reg(struct device *dev, unsigned int reg)
{
switch (reg) {
case WM2000_REG_SYS_START:
case WM2000_REG_SPEECH_CLARITY:
case WM2000_REG_SYS_WATCHDOG:
case WM2000_REG_ANA_VMID_PD_TIME:
case WM2000_REG_ANA_VMID_PU_TIME:
case WM2000_REG_CAT_FLTR_INDX:
case WM2000_REG_CAT_GAIN_0:
case WM2000_REG_SYS_STATUS:
case WM2000_REG_SYS_MODE_CNTRL:
case WM2000_REG_SYS_START0:
case WM2000_REG_SYS_START1:
case WM2000_REG_ID1:
case WM2000_REG_ID2:
case WM2000_REG_REVISON:
case WM2000_REG_SYS_CTL1:
case WM2000_REG_SYS_CTL2:
case WM2000_REG_ANC_STAT:
case WM2000_REG_IF_CTL:
return true;
default:
return false;
}
}
static const struct regmap_config wm2000_regmap = {
.reg_bits = 8,
.val_bits = 8,
.max_register = WM2000_REG_IF_CTL,
.readable_reg = wm2000_readable_reg,
};
static int wm2000_probe(struct snd_soc_codec *codec)