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authorOder Chiou <oder_chiou@realtek.com>2017-05-02 10:42:56 +0800
committerMark Brown <broonie@kernel.org>2017-05-14 19:14:33 +0900
commitd60bc8d6c6d7e5f9765852b0be57de639ba65808 (patch)
tree2262cb5714f2ba14c5d80e6f21b6ffaf1cfd2377
parent2ea659a9ef488125eb46da6eb571de5eae5c43f6 (diff)
downloadlinux-d60bc8d6c6d7e5f9765852b0be57de639ba65808.tar.bz2
ASoC: rt5514: Add more width and channels support in the TDM mode
This patch adds more width and channels support in the TDM mode. Signed-off-by: Oder Chiou <oder_chiou@realtek.com> Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--sound/soc/codecs/rt5514.c23
-rw-r--r--sound/soc/codecs/rt5514.h6
2 files changed, 27 insertions, 2 deletions
diff --git a/sound/soc/codecs/rt5514.c b/sound/soc/codecs/rt5514.c
index f91221b1ddf0..ff97360c03db 100644
--- a/sound/soc/codecs/rt5514.c
+++ b/sound/soc/codecs/rt5514.c
@@ -906,9 +906,23 @@ static int rt5514_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
if (rx_mask || tx_mask)
val |= RT5514_TDM_MODE;
- if (slots == 4)
+ switch (slots) {
+ case 4:
val |= RT5514_TDMSLOT_SEL_RX_4CH | RT5514_TDMSLOT_SEL_TX_4CH;
+ break;
+
+ case 6:
+ val |= RT5514_TDMSLOT_SEL_RX_6CH | RT5514_TDMSLOT_SEL_TX_6CH;
+ break;
+
+ case 8:
+ val |= RT5514_TDMSLOT_SEL_RX_8CH | RT5514_TDMSLOT_SEL_TX_8CH;
+ break;
+ case 2:
+ default:
+ break;
+ }
switch (slot_width) {
case 20:
@@ -919,6 +933,10 @@ static int rt5514_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
val |= RT5514_CH_LEN_RX_24 | RT5514_CH_LEN_TX_24;
break;
+ case 25:
+ val |= RT5514_TDM_MODE2;
+ break;
+
case 32:
val |= RT5514_CH_LEN_RX_32 | RT5514_CH_LEN_TX_32;
break;
@@ -930,7 +948,8 @@ static int rt5514_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, RT5514_TDM_MODE |
RT5514_TDMSLOT_SEL_RX_MASK | RT5514_TDMSLOT_SEL_TX_MASK |
- RT5514_CH_LEN_RX_MASK | RT5514_CH_LEN_TX_MASK, val);
+ RT5514_CH_LEN_RX_MASK | RT5514_CH_LEN_TX_MASK |
+ RT5514_TDM_MODE2, val);
return 0;
}
diff --git a/sound/soc/codecs/rt5514.h b/sound/soc/codecs/rt5514.h
index 5d343fb6d125..02bc212a86d9 100644
--- a/sound/soc/codecs/rt5514.h
+++ b/sound/soc/codecs/rt5514.h
@@ -117,6 +117,8 @@
#define RT5514_POW_ADCFEDL_BIT 0
/* RT5514_I2S_CTRL1 (0x2010) */
+#define RT5514_TDM_MODE2 (0x1 << 30)
+#define RT5514_TDM_MODE2_SFT 30
#define RT5514_TDM_MODE (0x1 << 28)
#define RT5514_TDM_MODE_SFT 28
#define RT5514_I2S_LR_MASK (0x1 << 26)
@@ -136,6 +138,8 @@
#define RT5514_TDMSLOT_SEL_RX_MASK (0x3 << 10)
#define RT5514_TDMSLOT_SEL_RX_SFT 10
#define RT5514_TDMSLOT_SEL_RX_4CH (0x1 << 10)
+#define RT5514_TDMSLOT_SEL_RX_6CH (0x2 << 10)
+#define RT5514_TDMSLOT_SEL_RX_8CH (0x3 << 10)
#define RT5514_CH_LEN_RX_MASK (0x3 << 8)
#define RT5514_CH_LEN_RX_SFT 8
#define RT5514_CH_LEN_RX_16 (0x0 << 8)
@@ -145,6 +149,8 @@
#define RT5514_TDMSLOT_SEL_TX_MASK (0x3 << 6)
#define RT5514_TDMSLOT_SEL_TX_SFT 6
#define RT5514_TDMSLOT_SEL_TX_4CH (0x1 << 6)
+#define RT5514_TDMSLOT_SEL_TX_6CH (0x2 << 6)
+#define RT5514_TDMSLOT_SEL_TX_8CH (0x3 << 6)
#define RT5514_CH_LEN_TX_MASK (0x3 << 4)
#define RT5514_CH_LEN_TX_SFT 4
#define RT5514_CH_LEN_TX_16 (0x0 << 4)