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authorJack Yu <jack.yu@realtek.com>2016-01-04 17:20:26 -0600
committerMark Brown <broonie@kernel.org>2016-01-05 12:32:22 +0000
commitbee3e020247eb2573a85a0f558c4a13aba2b81fe (patch)
treea8db57e111e4e4162152fd66b4a5df45e8b61780 /sound/soc/codecs/rt5640.h
parent8005c49d9aea74d382f474ce11afbbc7d7130bec (diff)
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ASoC: rt5640: add ASRC support
Signed-off-by: Jack Yu <jack.yu@realtek.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/rt5640.h')
-rw-r--r--sound/soc/codecs/rt5640.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt5640.h b/sound/soc/codecs/rt5640.h
index 3deb8babeabb..83a7150ddc24 100644
--- a/sound/soc/codecs/rt5640.h
+++ b/sound/soc/codecs/rt5640.h
@@ -1033,6 +1033,10 @@
#define RT5640_DMIC_2_M_NOR (0x0 << 8)
#define RT5640_DMIC_2_M_ASYN (0x1 << 8)
+/* ASRC clock source selection (0x84) */
+#define RT5640_CLK_SEL_SYS (0x0)
+#define RT5640_CLK_SEL_ASRC (0x1)
+
/* ASRC Control 2 (0x84) */
#define RT5640_MDA_L_M_MASK (0x1 << 15)
#define RT5640_MDA_L_M_SFT 15
@@ -2079,6 +2083,16 @@ enum {
RT5640_DMIC2,
};
+/* filter mask */
+enum {
+ RT5640_DA_STEREO_FILTER = 0x1,
+ RT5640_DA_MONO_L_FILTER = (0x1 << 1),
+ RT5640_DA_MONO_R_FILTER = (0x1 << 2),
+ RT5640_AD_STEREO_FILTER = (0x1 << 3),
+ RT5640_AD_MONO_L_FILTER = (0x1 << 4),
+ RT5640_AD_MONO_R_FILTER = (0x1 << 5),
+};
+
struct rt5640_priv {
struct snd_soc_codec *codec;
struct rt5640_platform_data pdata;
@@ -2095,9 +2109,12 @@ struct rt5640_priv {
int pll_out;
bool hp_mute;
+ bool asrc_en;
};
int rt5640_dmic_enable(struct snd_soc_codec *codec,
bool dmic1_data_pin, bool dmic2_data_pin);
+int rt5640_sel_asrc_clk_src(struct snd_soc_codec *codec,
+ unsigned int filter_mask, unsigned int clk_src);
#endif