linux-sg2042/include/asm-arm/arch-omap/aic23.h

117 lines
3.7 KiB
C

/*
* linux/include/asm-arm/arch-omap/aic23.h
*
* Hardware definitions for TI TLV320AIC23 audio codec
*
* Copyright (C) 2002 RidgeRun, Inc.
* Author: Steve Johnson
*
* 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.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ASM_ARCH_AIC23_H
#define __ASM_ARCH_AIC23_H
// Codec TLV320AIC23
#define LEFT_LINE_VOLUME_ADDR 0x00
#define RIGHT_LINE_VOLUME_ADDR 0x01
#define LEFT_CHANNEL_VOLUME_ADDR 0x02
#define RIGHT_CHANNEL_VOLUME_ADDR 0x03
#define ANALOG_AUDIO_CONTROL_ADDR 0x04
#define DIGITAL_AUDIO_CONTROL_ADDR 0x05
#define POWER_DOWN_CONTROL_ADDR 0x06
#define DIGITAL_AUDIO_FORMAT_ADDR 0x07
#define SAMPLE_RATE_CONTROL_ADDR 0x08
#define DIGITAL_INTERFACE_ACT_ADDR 0x09
#define RESET_CONTROL_ADDR 0x0F
// Left (right) line input volume control register
#define LRS_ENABLED 0x0100
#define LIM_MUTED 0x0080
#define LIV_DEFAULT 0x0017
#define LIV_MAX 0x001f
#define LIV_MIN 0x0000
// Left (right) channel headphone volume control register
#define LZC_ON 0x0080
#define LHV_DEFAULT 0x0079
#define LHV_MAX 0x007f
#define LHV_MIN 0x0000
// Analog audio path control register
#define STA_REG(x) ((x)<<6)
#define STE_ENABLED 0x0020
#define DAC_SELECTED 0x0010
#define BYPASS_ON 0x0008
#define INSEL_MIC 0x0004
#define MICM_MUTED 0x0002
#define MICB_20DB 0x0001
// Digital audio path control register
#define DACM_MUTE 0x0008
#define DEEMP_32K 0x0002
#define DEEMP_44K 0x0004
#define DEEMP_48K 0x0006
#define ADCHP_ON 0x0001
// Power control down register
#define DEVICE_POWER_OFF 0x0080
#define CLK_OFF 0x0040
#define OSC_OFF 0x0020
#define OUT_OFF 0x0010
#define DAC_OFF 0x0008
#define ADC_OFF 0x0004
#define MIC_OFF 0x0002
#define LINE_OFF 0x0001
// Digital audio interface register
#define MS_MASTER 0x0040
#define LRSWAP_ON 0x0020
#define LRP_ON 0x0010
#define IWL_16 0x0000
#define IWL_20 0x0004
#define IWL_24 0x0008
#define IWL_32 0x000C
#define FOR_I2S 0x0002
#define FOR_DSP 0x0003
// Sample rate control register
#define CLKOUT_HALF 0x0080
#define CLKIN_HALF 0x0040
#define BOSR_384fs 0x0002 // BOSR_272fs when in USB mode
#define USB_CLK_ON 0x0001
#define SR_MASK 0xf
#define CLKOUT_SHIFT 7
#define CLKIN_SHIFT 6
#define SR_SHIFT 2
#define BOSR_SHIFT 1
// Digital interface register
#define ACT_ON 0x0001
#define TLV320AIC23ID1 (0x1a) // cs low
#define TLV320AIC23ID2 (0x1b) // cs high
void tlv320aic23_power_up(void);
void tlv320aic23_power_down(void);
#endif /* __ASM_ARCH_AIC23_H */