kernel-ark/sound/soc/codecs/ad1836.h
2011-06-06 21:57:54 +01:00

61 lines
1.8 KiB
C

/*
* File: sound/soc/codecs/ad1836.h
* Based on:
* Author: Barry Song <Barry.Song@analog.com>
*
* Created: Aug 04, 2009
* Description: definitions for AD1836 registers
*
* Modified:
*
* Bugs: Enter bugs at http://blackfin.uclinux.org/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef __AD1836_H__
#define __AD1836_H__
#define AD1836_DAC_CTRL1 0
#define AD1836_DAC_POWERDOWN 2
#define AD1836_DAC_SERFMT_MASK 0xE0
#define AD1836_DAC_SERFMT_PCK256 (0x4 << 5)
#define AD1836_DAC_SERFMT_PCK128 (0x5 << 5)
#define AD1836_DAC_WORD_LEN_MASK 0x18
#define AD1836_DAC_WORD_LEN_OFFSET 3
#define AD1836_DAC_CTRL2 1
/* These macros are one-based. So AD183X_MUTE_LEFT(1) will return the mute bit
* for the first ADC/DAC */
#define AD1836_MUTE_LEFT(x) (((x) * 2) - 2)
#define AD1836_MUTE_RIGHT(x) (((x) * 2) - 1)
#define AD1836_DAC_L_VOL(x) ((x) * 2)
#define AD1836_DAC_R_VOL(x) (1 + ((x) * 2))
#define AD1836_ADC_CTRL1 12
#define AD1836_ADC_POWERDOWN 7
#define AD1836_ADC_HIGHPASS_FILTER 8
#define AD1836_ADC_CTRL2 13
#define AD1836_ADC_WORD_LEN_MASK 0x30
#define AD1836_ADC_WORD_OFFSET 5
#define AD1836_ADC_SERFMT_MASK (7 << 6)
#define AD1836_ADC_SERFMT_PCK256 (0x4 << 6)
#define AD1836_ADC_SERFMT_PCK128 (0x5 << 6)
#define AD1836_ADC_AUX (0x6 << 6)
#define AD1836_ADC_CTRL3 14
#define AD1836_NUM_REGS 16
#define AD1836_WORD_LEN_24 0x0
#define AD1836_WORD_LEN_20 0x1
#define AD1836_WORD_LEN_16 0x2
#endif