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ASoC: rt5514: Add more width and channels support in the TDM mode

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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>
This commit is contained in:
Oder Chiou 2017-05-02 10:42:56 +08:00 committed by Mark Brown
parent 2ea659a9ef
commit d60bc8d6c6
2 changed files with 27 additions and 2 deletions
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23
sound/soc/codecs/rt5514.c
View File

@ -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;
}

6
sound/soc/codecs/rt5514.h
View File

@ -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)