linux/sound/soc/codecs/tlv320aic26.h
Grant Likely d8e3bb7385 ALSA: ASoC: Add Texas Instruments TLV320AIC26 codec driver
ASoC Codec driver for the TLV320AIC26 device.  As it stands, this driver
doesn't support all the modes and clocking options of the AIC16, but it
is a start.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
2008-07-29 21:32:24 +02:00

94 lines
3.4 KiB
C

/*
* Texas Instruments TLV320AIC26 low power audio CODEC
* register definitions
*
* Copyright (C) 2008 Secret Lab Technologies Ltd.
*/
#ifndef _TLV320AIC16_H_
#define _TLV320AIC16_H_
/* AIC26 Registers */
#define AIC26_READ_COMMAND_WORD(addr) ((1 << 15) | (addr << 5))
#define AIC26_WRITE_COMMAND_WORD(addr) ((0 << 15) | (addr << 5))
#define AIC26_PAGE_ADDR(page, offset) ((page << 6) | offset)
#define AIC26_NUM_REGS AIC26_PAGE_ADDR(3, 0)
/* Page 0: Auxillary data registers */
#define AIC26_REG_BAT1 AIC26_PAGE_ADDR(0, 0x05)
#define AIC26_REG_BAT2 AIC26_PAGE_ADDR(0, 0x06)
#define AIC26_REG_AUX AIC26_PAGE_ADDR(0, 0x07)
#define AIC26_REG_TEMP1 AIC26_PAGE_ADDR(0, 0x09)
#define AIC26_REG_TEMP2 AIC26_PAGE_ADDR(0, 0x0A)
/* Page 1: Auxillary control registers */
#define AIC26_REG_AUX_ADC AIC26_PAGE_ADDR(1, 0x00)
#define AIC26_REG_STATUS AIC26_PAGE_ADDR(1, 0x01)
#define AIC26_REG_REFERENCE AIC26_PAGE_ADDR(1, 0x03)
#define AIC26_REG_RESET AIC26_PAGE_ADDR(1, 0x04)
/* Page 2: Audio control registers */
#define AIC26_REG_AUDIO_CTRL1 AIC26_PAGE_ADDR(2, 0x00)
#define AIC26_REG_ADC_GAIN AIC26_PAGE_ADDR(2, 0x01)
#define AIC26_REG_DAC_GAIN AIC26_PAGE_ADDR(2, 0x02)
#define AIC26_REG_SIDETONE AIC26_PAGE_ADDR(2, 0x03)
#define AIC26_REG_AUDIO_CTRL2 AIC26_PAGE_ADDR(2, 0x04)
#define AIC26_REG_POWER_CTRL AIC26_PAGE_ADDR(2, 0x05)
#define AIC26_REG_AUDIO_CTRL3 AIC26_PAGE_ADDR(2, 0x06)
#define AIC26_REG_FILTER_COEFF_L_N0 AIC26_PAGE_ADDR(2, 0x07)
#define AIC26_REG_FILTER_COEFF_L_N1 AIC26_PAGE_ADDR(2, 0x08)
#define AIC26_REG_FILTER_COEFF_L_N2 AIC26_PAGE_ADDR(2, 0x09)
#define AIC26_REG_FILTER_COEFF_L_N3 AIC26_PAGE_ADDR(2, 0x0A)
#define AIC26_REG_FILTER_COEFF_L_N4 AIC26_PAGE_ADDR(2, 0x0B)
#define AIC26_REG_FILTER_COEFF_L_N5 AIC26_PAGE_ADDR(2, 0x0C)
#define AIC26_REG_FILTER_COEFF_L_D1 AIC26_PAGE_ADDR(2, 0x0D)
#define AIC26_REG_FILTER_COEFF_L_D2 AIC26_PAGE_ADDR(2, 0x0E)
#define AIC26_REG_FILTER_COEFF_L_D4 AIC26_PAGE_ADDR(2, 0x0F)
#define AIC26_REG_FILTER_COEFF_L_D5 AIC26_PAGE_ADDR(2, 0x10)
#define AIC26_REG_FILTER_COEFF_R_N0 AIC26_PAGE_ADDR(2, 0x11)
#define AIC26_REG_FILTER_COEFF_R_N1 AIC26_PAGE_ADDR(2, 0x12)
#define AIC26_REG_FILTER_COEFF_R_N2 AIC26_PAGE_ADDR(2, 0x13)
#define AIC26_REG_FILTER_COEFF_R_N3 AIC26_PAGE_ADDR(2, 0x14)
#define AIC26_REG_FILTER_COEFF_R_N4 AIC26_PAGE_ADDR(2, 0x15)
#define AIC26_REG_FILTER_COEFF_R_N5 AIC26_PAGE_ADDR(2, 0x16)
#define AIC26_REG_FILTER_COEFF_R_D1 AIC26_PAGE_ADDR(2, 0x17)
#define AIC26_REG_FILTER_COEFF_R_D2 AIC26_PAGE_ADDR(2, 0x18)
#define AIC26_REG_FILTER_COEFF_R_D4 AIC26_PAGE_ADDR(2, 0x19)
#define AIC26_REG_FILTER_COEFF_R_D5 AIC26_PAGE_ADDR(2, 0x1A)
#define AIC26_REG_PLL_PROG1 AIC26_PAGE_ADDR(2, 0x1B)
#define AIC26_REG_PLL_PROG2 AIC26_PAGE_ADDR(2, 0x1C)
#define AIC26_REG_AUDIO_CTRL4 AIC26_PAGE_ADDR(2, 0x1D)
#define AIC26_REG_AUDIO_CTRL5 AIC26_PAGE_ADDR(2, 0x1E)
/* fsref dividers; used in register 'Audio Control 1' */
enum aic26_divisors {
AIC26_DIV_1 = 0,
AIC26_DIV_1_5 = 1,
AIC26_DIV_2 = 2,
AIC26_DIV_3 = 3,
AIC26_DIV_4 = 4,
AIC26_DIV_5 = 5,
AIC26_DIV_5_5 = 6,
AIC26_DIV_6 = 7,
};
/* Digital data format */
enum aic26_datfm {
AIC26_DATFM_I2S = 0 << 8,
AIC26_DATFM_DSP = 1 << 8,
AIC26_DATFM_RIGHTJ = 2 << 8, /* right justified */
AIC26_DATFM_LEFTJ = 3 << 8, /* left justified */
};
/* Sample word length in bits; used in register 'Audio Control 1' */
enum aic26_wlen {
AIC26_WLEN_16 = 0 << 10,
AIC26_WLEN_20 = 1 << 10,
AIC26_WLEN_24 = 2 << 10,
AIC26_WLEN_32 = 3 << 10,
};
#endif /* _TLV320AIC16_H_ */