rockbox/firmware/export/uda1380.h
Linus Nielsen Feltzing b8577dd582 iRiver UDA1380 driver by Andy Young
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@6204 a1c6a512-1295-4272-9138-f99709370657
2005-03-18 11:35:11 +00:00

161 lines
5.2 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 by Linus Nielsen Feltzing
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
/*
* Driver for UDA1380 Audio-Codec
* 2005-02-17 hubble@mochine.com
*
*/
#ifndef _UDA1380_H
#define _UDA1380_H
extern int uda1380_init(void);
extern int uda1380_setvol(int vol);
extern int uda1380_mute(int mute);
extern void uda1380_close(void);
#define UDA1380_ADDR 0x30
/* REG_0: Misc settings */
#define REG_0 0x00
#define EN_ADC (1 << 11) /* Enable ADC */
#define EN_DEC (1 << 10) /* Enable Decimator */
#define EN_DAC (1 << 9) /* Enable DAC */
#define EN_INT (1 << 8) /* Enable Interpolator */
#define ADC_CLK (1 << 5) /* ADC_CLK: WSPLL (1) SYSCLK (0) */
#define DAC_CLK (1 << 4) /* DAC_CLK: WSPLL (1) SYSCLK (0) */
/* SYSCLK freqency select */
#define SYSCLK_256FS (0 << 2)
#define SYSCLK_384FS (1 << 2)
#define SYSCLK_512FS (2 << 2)
#define SYSCLK_768FS (3 << 2)
/* WSPLL Input frequency range (kHz) */
#define WSPLL_625_125 (0 << 0) /* 6.25 - 12.5 */
#define WSPLL_125_25 (1 << 0) /* 12.5 - 25 */
#define WSPLL_25_50 (2 << 0) /* 25 - 50 */
#define WSPLL_50_100 (3 << 0) /* 50 - 100 */
/* REG_I2S: I2S settings */
#define REG_I2S 0x01
#define I2S_IFMT_IIS (0 << 8)
#define I2S_IFMT_LSB16 (1 << 8)
#define I2S_IFMT_LSB18 (2 << 8)
#define I2S_IFMT_LSB20 (3 << 8)
#define I2S_IFMT_MSB (5 << 8)
#define I2S_OFMT_IIS (0 << 0)
#define I2S_OFMT_LSB16 (1 << 0)
#define I2S_OFMT_LSB18 (2 << 0)
#define I2S_OFMT_LSB20 (3 << 0)
#define I2S_OFMT_LSB24 (4 << 0)
#define I2S_OFMT_MSB (5 << 0)
/* REG_PWR: Power control */
#define REG_PWR 0x02
#define PON_PLL (1 << 15) /* Power-on WSPLL */
#define PON_HP (1 << 13) /* Power-on Headphone driver */
#define PON_DAC (1 << 10) /* Power-on DAC */
#define PON_BIAS (1 << 8) /* Power-on BIAS for ADC, AVC, FSDAC */
#define EN_AVC (1 << 7) /* Enable analog mixer */
#define PON_AVC (1 << 6) /* Power-on analog mixer */
#define PON_LNA (1 << 4) /* Power-on LNA & SDC */
#define PON_PGAL (1 << 3) /* Power-on PGA left */
#define PON_ADCL (1 << 2) /* Power-on ADC left */
#define PON_PGAR (1 << 1) /* Power-on PGA right */
#define PON_ADCR (1 << 0) /* Power-on ADC right */
/* REG_AMIX: Analog mixer */
#define REG_AMIX 0x03
#define AMIX_LEFT(x) (((x) & 0x3f) << 8)
#define AMIX_RIGHT(x) (((x) & 0x3f) << 0)
/* REG_HP: Headphone amp */
#define REG_HP 0x04
/* REG_MV: Master Volume control */
#define REG_MASTER_VOL 0x10
#define MASTER_VOL_RIGHT(x) (((x) & 0xff) << 8)
#define MASTER_VOL_LEFT(x) (((x) & 0xff) << 0)
/* REG_MIX: Mixer volume control */
/* Channel 1 is from digital data from I2S */
/* Channel 2 is from decimation filter */
#define REG_MIX_VOL 0x11
#define MIX_VOL_CHANNEL_1(x) (((x) & 0xff) << 0)
#define MIX_VOL_CHANNEL_2(x) (((x) & 0xff) << 8)
/* REG_EQ: Bass boost and tremble */
#define REG_EQ 0x12
/* REG_MUTE: Master Mute */
#define REG_MUTE 0x13
#define MUTE_MASTER (1 << 14) /* Master Mute (soft) */
#define MUTE_CH2 (1 << 11) /* Channel 2 mute */
#define MUTE_CH1 (1 << 3) /* Channel 1 mute */
/* REG_MIX_CTL: Mixer, silence detector and oversampling settings */
#define REG_MIX_CTL 0x14
#define MIX_CTL_MIX_POS (1 << 13)
#define MIX_CTL_MIX (1 << 12)
/* REG_DEC_VOL: Decimator Volume control */
#define REG_DEC_VOL 0x20
/* REG_PGA: PGA settings and mute */
#define REG_PGA 0x21
#define MUTE_ADC (1 << 15) /* Mute ADC */
/* REG_ADC: */
#define REG_ADC 0x22
/* REG_AGC: Attack / Gain */
#define REG_AGC 0x23
#define SKIP_DCFIL ( 1 << 1)
/* Audio tick interrupt */
#define AUDIO_TICK_NUMBER 8
#define AUDIO_TICK_BIT (1 << 8)
/* AUDIOGLOB bits */
#define TICK_COUNT(x) ((x) << 3)
#define TICK_SOURCE_IIS1_TX 1
#define TICK_SOURCE_IIS2_TX 2
#define TICK_SOURCE_EBU_TX 3
#define TICK_SOURCE_IIS1_RX 4
#define TICK_SOURCE_IIS3_RX 5
#define TICK_SOURCE_IIS4_RX 6
#define TICK_SOURCE_EBU1_RX 7
#define TICK_SOURCE_EBU2_RX (1 << 11)
#endif /* _UDA_1380_H */