diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-16 10:26:45 -0400 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-16 12:03:30 -0400 |
| commit | fbc2dae854da5fc44e2ce2f97446c8bd283c7e17 (patch) | |
| tree | c4ae6006cd66ae286036330b40c668431bfe9db3 /sound/soc/codecs/wm8904.h | |
| parent | cdce4e9ba7ff86a5f43b971a9af88b25a3f6c9a4 (diff) | |
ASoC: Support GPIO based microphone detection for WM8904
The WM8904 allows microphone detection signals to be brought out as
alternate functions of the GPIO signals which can be detected using
interrupt inputs on the CPU. Allow this to be configured using
platform data.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'sound/soc/codecs/wm8904.h')
| -rw-r--r-- | sound/soc/codecs/wm8904.h | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/sound/soc/codecs/wm8904.h b/sound/soc/codecs/wm8904.h index 10603a75c1a5..abe5059b3004 100644 --- a/sound/soc/codecs/wm8904.h +++ b/sound/soc/codecs/wm8904.h | |||
| @@ -186,39 +186,6 @@ extern struct snd_soc_codec_device soc_codec_dev_wm8904; | |||
| 186 | #define WM8904_VMID_ENA_WIDTH 1 /* VMID_ENA */ | 186 | #define WM8904_VMID_ENA_WIDTH 1 /* VMID_ENA */ |
| 187 | 187 | ||
| 188 | /* | 188 | /* |
| 189 | * R6 (0x06) - Mic Bias Control 0 | ||
| 190 | */ | ||
| 191 | #define WM8904_MICDET_THR_MASK 0x0070 /* MICDET_THR - [6:4] */ | ||
| 192 | #define WM8904_MICDET_THR_SHIFT 4 /* MICDET_THR - [6:4] */ | ||
| 193 | #define WM8904_MICDET_THR_WIDTH 3 /* MICDET_THR - [6:4] */ | ||
| 194 | #define WM8904_MICSHORT_THR_MASK 0x000C /* MICSHORT_THR - [3:2] */ | ||
| 195 | #define WM8904_MICSHORT_THR_SHIFT 2 /* MICSHORT_THR - [3:2] */ | ||
| 196 | #define WM8904_MICSHORT_THR_WIDTH 2 /* MICSHORT_THR - [3:2] */ | ||
| 197 | #define WM8904_MICDET_ENA 0x0002 /* MICDET_ENA */ | ||
| 198 | #define WM8904_MICDET_ENA_MASK 0x0002 /* MICDET_ENA */ | ||
| 199 | #define WM8904_MICDET_ENA_SHIFT 1 /* MICDET_ENA */ | ||
| 200 | #define WM8904_MICDET_ENA_WIDTH 1 /* MICDET_ENA */ | ||
| 201 | #define WM8904_MICBIAS_ENA 0x0001 /* MICBIAS_ENA */ | ||
| 202 | #define WM8904_MICBIAS_ENA_MASK 0x0001 /* MICBIAS_ENA */ | ||
| 203 | #define WM8904_MICBIAS_ENA_SHIFT 0 /* MICBIAS_ENA */ | ||
| 204 | #define WM8904_MICBIAS_ENA_WIDTH 1 /* MICBIAS_ENA */ | ||
| 205 | |||
| 206 | /* | ||
| 207 | * R7 (0x07) - Mic Bias Control 1 | ||
| 208 | */ | ||
| 209 | #define WM8904_MIC_DET_FILTER_ENA 0x8000 /* MIC_DET_FILTER_ENA */ | ||
| 210 | #define WM8904_MIC_DET_FILTER_ENA_MASK 0x8000 /* MIC_DET_FILTER_ENA */ | ||
| 211 | #define WM8904_MIC_DET_FILTER_ENA_SHIFT 15 /* MIC_DET_FILTER_ENA */ | ||
| 212 | #define WM8904_MIC_DET_FILTER_ENA_WIDTH 1 /* MIC_DET_FILTER_ENA */ | ||
| 213 | #define WM8904_MIC_SHORT_FILTER_ENA 0x4000 /* MIC_SHORT_FILTER_ENA */ | ||
| 214 | #define WM8904_MIC_SHORT_FILTER_ENA_MASK 0x4000 /* MIC_SHORT_FILTER_ENA */ | ||
| 215 | #define WM8904_MIC_SHORT_FILTER_ENA_SHIFT 14 /* MIC_SHORT_FILTER_ENA */ | ||
| 216 | #define WM8904_MIC_SHORT_FILTER_ENA_WIDTH 1 /* MIC_SHORT_FILTER_ENA */ | ||
| 217 | #define WM8904_MICBIAS_SEL_MASK 0x0007 /* MICBIAS_SEL - [2:0] */ | ||
| 218 | #define WM8904_MICBIAS_SEL_SHIFT 0 /* MICBIAS_SEL - [2:0] */ | ||
| 219 | #define WM8904_MICBIAS_SEL_WIDTH 3 /* MICBIAS_SEL - [2:0] */ | ||
| 220 | |||
| 221 | /* | ||
| 222 | * R8 (0x08) - Analogue DAC 0 | 189 | * R8 (0x08) - Analogue DAC 0 |
| 223 | */ | 190 | */ |
| 224 | #define WM8904_DAC_BIAS_SEL_MASK 0x0018 /* DAC_BIAS_SEL - [4:3] */ | 191 | #define WM8904_DAC_BIAS_SEL_MASK 0x0018 /* DAC_BIAS_SEL - [4:3] */ |