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authorBard Liao <bardliao@realtek.com>2015-04-28 11:27:40 +0800
committerMark Brown <broonie@kernel.org>2015-04-29 12:20:26 +0100
commit16ab6e18c60927e5a9e756c384a1ed7bd9f40871 (patch)
treeca561cec68bc0cce339be8f0df47170fe82b74fa /sound/soc/codecs
parentb787f68c36d49bb1d9236f403813641efa74a031 (diff)
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ASoC: rt5677: add i2s asrc clk src selection
The ASRC source of i2s are also configurable. We add the selection in the existing rt5677_sel_asrc_clk_src API. Signed-off-by: Bard Liao <bardliao@realtek.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs')
-rw-r--r--sound/soc/codecs/rt5677.c30
-rw-r--r--sound/soc/codecs/rt5677.h14
2 files changed, 44 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c
index af182586712d..331e638b28f4 100644
--- a/sound/soc/codecs/rt5677.c
+++ b/sound/soc/codecs/rt5677.c
@@ -1057,6 +1057,7 @@ int rt5677_sel_asrc_clk_src(struct snd_soc_codec *codec,
unsigned int asrc5_mask = 0, asrc5_value = 0;
unsigned int asrc6_mask = 0, asrc6_value = 0;
unsigned int asrc7_mask = 0, asrc7_value = 0;
+ unsigned int asrc8_mask = 0, asrc8_value = 0;
switch (clk_src) {
case RT5677_CLK_SEL_SYS:
@@ -1193,6 +1194,35 @@ int rt5677_sel_asrc_clk_src(struct snd_soc_codec *codec,
regmap_update_bits(rt5677->regmap, RT5677_ASRC_7, asrc7_mask,
asrc7_value);
+ /* ASRC 8 */
+ if (filter_mask & RT5677_I2S1_SOURCE) {
+ asrc8_mask |= RT5677_I2S1_CLK_SEL_MASK;
+ asrc8_value = (asrc8_value & ~RT5677_I2S1_CLK_SEL_MASK)
+ | ((clk_src - 1) << RT5677_I2S1_CLK_SEL_SFT);
+ }
+
+ if (filter_mask & RT5677_I2S2_SOURCE) {
+ asrc8_mask |= RT5677_I2S2_CLK_SEL_MASK;
+ asrc8_value = (asrc8_value & ~RT5677_I2S2_CLK_SEL_MASK)
+ | ((clk_src - 1) << RT5677_I2S2_CLK_SEL_SFT);
+ }
+
+ if (filter_mask & RT5677_I2S3_SOURCE) {
+ asrc8_mask |= RT5677_I2S3_CLK_SEL_MASK;
+ asrc8_value = (asrc8_value & ~RT5677_I2S3_CLK_SEL_MASK)
+ | ((clk_src - 1) << RT5677_I2S3_CLK_SEL_SFT);
+ }
+
+ if (filter_mask & RT5677_I2S4_SOURCE) {
+ asrc8_mask |= RT5677_I2S4_CLK_SEL_MASK;
+ asrc8_value = (asrc8_value & ~RT5677_I2S4_CLK_SEL_MASK)
+ | ((clk_src - 1) << RT5677_I2S4_CLK_SEL_SFT);
+ }
+
+ if (asrc8_mask)
+ regmap_update_bits(rt5677->regmap, RT5677_ASRC_8, asrc8_mask,
+ asrc8_value);
+
return 0;
}
EXPORT_SYMBOL_GPL(rt5677_sel_asrc_clk_src);
diff --git a/sound/soc/codecs/rt5677.h b/sound/soc/codecs/rt5677.h
index 9dceb41d18ea..62571d071a8d 100644
--- a/sound/soc/codecs/rt5677.h
+++ b/sound/soc/codecs/rt5677.h
@@ -1446,6 +1446,16 @@
#define RT5677_DSP_OB_4_7_CLK_SEL_MASK (0xf << 8)
#define RT5677_DSP_OB_4_7_CLK_SEL_SFT 8
+/* ASRC Control 8 (0x8a) */
+#define RT5677_I2S1_CLK_SEL_MASK (0xf << 12)
+#define RT5677_I2S1_CLK_SEL_SFT 12
+#define RT5677_I2S2_CLK_SEL_MASK (0xf << 8)
+#define RT5677_I2S2_CLK_SEL_SFT 8
+#define RT5677_I2S3_CLK_SEL_MASK (0xf << 4)
+#define RT5677_I2S3_CLK_SEL_SFT 4
+#define RT5677_I2S4_CLK_SEL_MASK (0xf)
+#define RT5677_I2S4_CLK_SEL_SFT 0
+
/* VAD Function Control 4 (0x9f) */
#define RT5677_VAD_SRC_MASK (0x7 << 8)
#define RT5677_VAD_SRC_SFT 8
@@ -1744,6 +1754,10 @@ enum {
RT5677_AD_MONO_R_FILTER = (0x1 << 12),
RT5677_DSP_OB_0_3_FILTER = (0x1 << 13),
RT5677_DSP_OB_4_7_FILTER = (0x1 << 14),
+ RT5677_I2S1_SOURCE = (0x1 << 15),
+ RT5677_I2S2_SOURCE = (0x1 << 16),
+ RT5677_I2S3_SOURCE = (0x1 << 17),
+ RT5677_I2S4_SOURCE = (0x1 << 18),
};
struct rt5677_priv {