Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit f3b5d300 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Mark Brown
Browse files

ASoC: TWL4030: Add shadow register 



Shadow, non HW register for dealing with the HandsfreeL/R
muting.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@nokia.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 5a2e9a48

sound/soc/codecs/twl4030.c

+6 −1
Original line number Diff line number Diff line
@@ -115,6 +115,7 @@ static const u8 twl4030_reg[TWL4030_CACHEREGNUM] = { 
	0x00, /* REG_VIBRA_PWM_SET	(0x47)	*/

	0x00, /* REG_ANAMIC_GAIN	(0x48)	*/

	0x00, /* REG_MISC_SET_2		(0x49)	*/

	0x00, /* REG_SW_SHADOW		(0x4A)	- Shadow, non HW register */

};



/* codec private data */
@@ -172,7 +173,11 @@ static int twl4030_write(struct snd_soc_codec *codec, 
			unsigned int reg, unsigned int value)

{

	twl4030_write_reg_cache(codec, reg, value);

	return twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value, reg);

	if (likely(reg < TWL4030_REG_SW_SHADOW))

		return twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value,

					    reg);

	else

		return 0;

}



static void twl4030_codec_enable(struct snd_soc_codec *codec, int enable)

sound/soc/codecs/twl4030.h

+6 −1
Original line number Diff line number Diff line
@@ -92,8 +92,9 @@ 
#define TWL4030_REG_VIBRA_PWM_SET	0x47

#define TWL4030_REG_ANAMIC_GAIN		0x48

#define TWL4030_REG_MISC_SET_2		0x49

#define TWL4030_REG_SW_SHADOW		0x4A



#define TWL4030_CACHEREGNUM	(TWL4030_REG_MISC_SET_2 + 1)

#define TWL4030_CACHEREGNUM	(TWL4030_REG_SW_SHADOW + 1)



/* Bitfield Definitions */
@@ -260,6 +261,10 @@ 
#define TWL4030_SMOOTH_ANAVOL_EN	0x02

#define TWL4030_DIGMIC_LR_SWAP_EN	0x01



/* TWL4030_REG_SW_SHADOW (0x4A) Fields */

#define TWL4030_HFL_EN			0x01

#define TWL4030_HFR_EN			0x02



#define TWL4030_DAI_HIFI		0

#define TWL4030_DAI_VOICE		1