117 lines
3.7 KiB
C
117 lines
3.7 KiB
C
/*
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* linux/include/asm-arm/arch-omap/aic23.h
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*
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* Hardware definitions for TI TLV320AIC23 audio codec
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*
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* Copyright (C) 2002 RidgeRun, Inc.
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* Author: Steve Johnson
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __ASM_ARCH_AIC23_H
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#define __ASM_ARCH_AIC23_H
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// Codec TLV320AIC23
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#define LEFT_LINE_VOLUME_ADDR 0x00
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#define RIGHT_LINE_VOLUME_ADDR 0x01
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#define LEFT_CHANNEL_VOLUME_ADDR 0x02
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#define RIGHT_CHANNEL_VOLUME_ADDR 0x03
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#define ANALOG_AUDIO_CONTROL_ADDR 0x04
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#define DIGITAL_AUDIO_CONTROL_ADDR 0x05
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#define POWER_DOWN_CONTROL_ADDR 0x06
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#define DIGITAL_AUDIO_FORMAT_ADDR 0x07
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#define SAMPLE_RATE_CONTROL_ADDR 0x08
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#define DIGITAL_INTERFACE_ACT_ADDR 0x09
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#define RESET_CONTROL_ADDR 0x0F
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// Left (right) line input volume control register
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#define LRS_ENABLED 0x0100
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#define LIM_MUTED 0x0080
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#define LIV_DEFAULT 0x0017
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#define LIV_MAX 0x001f
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#define LIV_MIN 0x0000
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// Left (right) channel headphone volume control register
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#define LZC_ON 0x0080
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#define LHV_DEFAULT 0x0079
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#define LHV_MAX 0x007f
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#define LHV_MIN 0x0000
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// Analog audio path control register
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#define STA_REG(x) ((x)<<6)
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#define STE_ENABLED 0x0020
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#define DAC_SELECTED 0x0010
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#define BYPASS_ON 0x0008
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#define INSEL_MIC 0x0004
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#define MICM_MUTED 0x0002
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#define MICB_20DB 0x0001
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// Digital audio path control register
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#define DACM_MUTE 0x0008
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#define DEEMP_32K 0x0002
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#define DEEMP_44K 0x0004
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#define DEEMP_48K 0x0006
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#define ADCHP_ON 0x0001
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// Power control down register
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#define DEVICE_POWER_OFF 0x0080
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#define CLK_OFF 0x0040
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#define OSC_OFF 0x0020
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#define OUT_OFF 0x0010
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#define DAC_OFF 0x0008
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#define ADC_OFF 0x0004
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#define MIC_OFF 0x0002
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#define LINE_OFF 0x0001
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// Digital audio interface register
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#define MS_MASTER 0x0040
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#define LRSWAP_ON 0x0020
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#define LRP_ON 0x0010
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#define IWL_16 0x0000
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#define IWL_20 0x0004
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#define IWL_24 0x0008
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#define IWL_32 0x000C
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#define FOR_I2S 0x0002
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#define FOR_DSP 0x0003
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// Sample rate control register
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#define CLKOUT_HALF 0x0080
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#define CLKIN_HALF 0x0040
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#define BOSR_384fs 0x0002 // BOSR_272fs when in USB mode
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#define USB_CLK_ON 0x0001
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#define SR_MASK 0xf
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#define CLKOUT_SHIFT 7
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#define CLKIN_SHIFT 6
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#define SR_SHIFT 2
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#define BOSR_SHIFT 1
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// Digital interface register
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#define ACT_ON 0x0001
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#define TLV320AIC23ID1 (0x1a) // cs low
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#define TLV320AIC23ID2 (0x1b) // cs high
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void aic23_power_up(void);
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void aic23_power_down(void);
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#endif /* __ASM_ARCH_AIC23_H */
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