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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-01-08 06:02:57 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-01-20 17:58:26 +0400
commit9b85fc90634972634a229aaa1c94f8c9a50fddbc (patch)
treeb264e6e769c2250d4999950a36eecfec0cd65f06 /sound/soc/codecs/wm8904.h
parent3b09bb820dda209d5c81e329420ccf36dd30c8eb (diff)
downloadlinux-9b85fc90634972634a229aaa1c94f8c9a50fddbc.tar.xz
ASoC: Optimise performance of WM8904 ADC 128fs OSR mode
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/wm8904.h')
-rw-r--r--sound/soc/codecs/wm8904.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8904.h b/sound/soc/codecs/wm8904.h
index 9e8c84188ba7..c29a0e8131ca 100644
--- a/sound/soc/codecs/wm8904.h
+++ b/sound/soc/codecs/wm8904.h
@@ -123,6 +123,7 @@
#define WM8904_EQ23 0x9C
#define WM8904_EQ24 0x9D
#define WM8904_CONTROL_INTERFACE_TEST_1 0xA1
+#define WM8904_ADC_TEST_0 0xC6
#define WM8904_ANALOGUE_OUTPUT_BIAS_0 0xCC
#define WM8904_FLL_NCO_TEST_0 0xF7
#define WM8904_FLL_NCO_TEST_1 0xF8
@@ -1557,6 +1558,16 @@
#define WM8904_USER_KEY_WIDTH 1 /* USER_KEY */
/*
+ * R198 (0xC6) - ADC Test 0
+ */
+#define WM8904_ADC_128_OSR_TST_MODE 0x0004 /* ADC_128_OSR_TST_MODE */
+#define WM8904_ADC_128_OSR_TST_MODE_SHIFT 2 /* ADC_128_OSR_TST_MODE */
+#define WM8904_ADC_128_OSR_TST_MODE_WIDTH 1 /* ADC_128_OSR_TST_MODE */
+#define WM8904_ADC_BIASX1P5 0x0001 /* ADC_BIASX1P5 */
+#define WM8904_ADC_BIASX1P5_SHIFT 0 /* ADC_BIASX1P5 */
+#define WM8904_ADC_BIASX1P5_WIDTH 1 /* ADC_BIASX1P5 */
+
+/*
* R204 (0xCC) - Analogue Output Bias 0
*/
#define WM8904_PGA_BIAS_MASK 0x0070 /* PGA_BIAS - [6:4] */