Commit d60bc8d6 authored by Oder Chiou's avatar Oder Chiou Committed by Mark Brown
Browse files

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: default avatarOder Chiou <oder_chiou@realtek.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 2ea659a9

sound/soc/codecs/rt5514.c

+21 −2
Original line number Diff line number Diff line
@@ -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;

}

sound/soc/codecs/rt5514.h

+6 −0
Original line number Diff line number Diff line
@@ -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)