ASoC: rt5677: Add missing voice activation register definitions

Most of the voice activation definitions were missing, they will be
needed for when hotwording is added. Also the source bits are only 2
wide not 3 and needed to be corrected.
Signed-off-by: Curtis Malainey <cujomalainey@chromium.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/rt5677.h

@@ -1456,9 +1456,37 @@
 #define RT5677_I2S4_CLK_SEL_MASK		(0xf)
 #define RT5677_I2S4_CLK_SEL_SFT			0
 
+/* VAD Function Control 1 (0x9c) */
+#define RT5677_VAD_MIN_DUR_MASK			(0x3 << 13)
+#define RT5677_VAD_MIN_DUR_SFT			13
+#define RT5677_VAD_ADPCM_BYPASS			(1 << 10)
+#define RT5677_VAD_ADPCM_BYPASS_BIT		10
+#define RT5677_VAD_FG2ENC			(1 << 9)
+#define RT5677_VAD_FG2ENC_BIT			9
+#define RT5677_VAD_BUF_OW			(1 << 8)
+#define RT5677_VAD_BUF_OW_BIT			8
+#define RT5677_VAD_CLR_FLAG			(1 << 7)
+#define RT5677_VAD_CLR_FLAG_BIT			7
+#define RT5677_VAD_BUF_POP			(1 << 6)
+#define RT5677_VAD_BUF_POP_BIT			6
+#define RT5677_VAD_BUF_PUSH			(1 << 5)
+#define RT5677_VAD_BUF_PUSH_BIT			5
+#define RT5677_VAD_DET_ENABLE			(1 << 4)
+#define RT5677_VAD_DET_ENABLE_BIT		4
+#define RT5677_VAD_FUNC_ENABLE			(1 << 3)
+#define RT5677_VAD_FUNC_ENABLE_BIT		3
+#define RT5677_VAD_FUNC_RESET			(1 << 2)
+#define RT5677_VAD_FUNC_RESET_BIT		2
+
 /* VAD Function Control 4 (0x9f) */
-#define RT5677_VAD_SRC_MASK			(0x7 << 8)
+#define RT5677_VAD_OUT_SRC_RATE_MASK		(0x1 << 11)
+#define RT5677_VAD_OUT_SRC_RATE_SFT		11
+#define RT5677_VAD_OUT_SRC_MASK			(0x1 << 10)
+#define RT5677_VAD_OUT_SRC_SFT			10
+#define RT5677_VAD_SRC_MASK			(0x3 << 8)
 #define RT5677_VAD_SRC_SFT			8
+#define RT5677_VAD_LV_DIFF_MASK			(0xff << 0)
+#define RT5677_VAD_LV_DIFF_SFT			0
 
 /* DSP InBound Control (0xa3) */
 #define RT5677_IB01_SRC_MASK			(0x7 << 12)