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1/*
2 * linux/include/asm-arm/arch-omap/aic23.h
3 *
4 * Hardware definitions for TI TLV320AIC23 audio codec
5 *
6 * Copyright (C) 2002 RidgeRun, Inc.
7 * Author: Steve Johnson
8 *
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the
11 * Free Software Foundation; either version 2 of the License, or (at your
12 * option) any later version.
13 *
14 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
15 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
16 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
17 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
20 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
21 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 * You should have received a copy of the GNU General Public License along
26 * with this program; if not, write to the Free Software Foundation, Inc.,
27 * 675 Mass Ave, Cambridge, MA 02139, USA.
28 */
29
30#ifndef __ASM_ARCH_AIC23_H
31#define __ASM_ARCH_AIC23_H
32
33// Codec TLV320AIC23
34#define LEFT_LINE_VOLUME_ADDR 0x00
35#define RIGHT_LINE_VOLUME_ADDR 0x01
36#define LEFT_CHANNEL_VOLUME_ADDR 0x02
37#define RIGHT_CHANNEL_VOLUME_ADDR 0x03
38#define ANALOG_AUDIO_CONTROL_ADDR 0x04
39#define DIGITAL_AUDIO_CONTROL_ADDR 0x05
40#define POWER_DOWN_CONTROL_ADDR 0x06
41#define DIGITAL_AUDIO_FORMAT_ADDR 0x07
42#define SAMPLE_RATE_CONTROL_ADDR 0x08
43#define DIGITAL_INTERFACE_ACT_ADDR 0x09
44#define RESET_CONTROL_ADDR 0x0F
45
46// Left (right) line input volume control register
47#define LRS_ENABLED 0x0100
48#define LIM_MUTED 0x0080
49#define LIV_DEFAULT 0x0017
50#define LIV_MAX 0x001f
51#define LIV_MIN 0x0000
52
53// Left (right) channel headphone volume control register
54#define LZC_ON 0x0080
55#define LHV_DEFAULT 0x0079
56#define LHV_MAX 0x007f
57#define LHV_MIN 0x0000
58
59// Analog audio path control register
60#define STE_ENABLED 0x0020
61#define DAC_SELECTED 0x0010
62#define BYPASS_ON 0x0008
63#define INSEL_MIC 0x0004
64#define MICM_MUTED 0x0002
65#define MICB_20DB 0x0001
66
67// Digital audio path control register
68#define DACM_MUTE 0x0008
69#define DEEMP_32K 0x0002
70#define DEEMP_44K 0x0004
71#define DEEMP_48K 0x0006
72#define ADCHP_ON 0x0001
73
74// Power control down register
75#define DEVICE_POWER_OFF 0x0080
76#define CLK_OFF 0x0040
77#define OSC_OFF 0x0020
78#define OUT_OFF 0x0010
79#define DAC_OFF 0x0008
80#define ADC_OFF 0x0004
81#define MIC_OFF 0x0002
82#define LINE_OFF 0x0001
83
84// Digital audio interface register
85#define MS_MASTER 0x0040
86#define LRSWAP_ON 0x0020
87#define LRP_ON 0x0010
88#define IWL_16 0x0000
89#define IWL_20 0x0004
90#define IWL_24 0x0008
91#define IWL_32 0x000C
92#define FOR_I2S 0x0002
93#define FOR_DSP 0x0003
94
95// Sample rate control register
96#define CLKOUT_HALF 0x0080
97#define CLKIN_HALF 0x0040
98#define BOSR_384fs 0x0002 // BOSR_272fs when in USB mode
99#define USB_CLK_ON 0x0001
100#define SR_MASK 0xf
101#define CLKOUT_SHIFT 7
102#define CLKIN_SHIFT 6
103#define SR_SHIFT 2
104#define BOSR_SHIFT 1
105
106// Digital interface register
107#define ACT_ON 0x0001
108
109#define TLV320AIC23ID1 (0x1a) // cs low
110#define TLV320AIC23ID2 (0x1b) // cs high
111
112#endif /* __ASM_ARCH_AIC23_H */