xref: /openbmc/linux/include/sound/es1688.h (revision 1da177e4)
1 #ifndef __SOUND_ES1688_H
2 #define __SOUND_ES1688_H
3 
4 /*
5  *  Header file for ES488/ES1688
6  *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>
7  *
8  *
9  *   This program is free software; you can redistribute it and/or modify
10  *   it under the terms of the GNU General Public License as published by
11  *   the Free Software Foundation; either version 2 of the License, or
12  *   (at your option) any later version.
13  *
14  *   This program is distributed in the hope that it will be useful,
15  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
16  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  *   GNU General Public License for more details.
18  *
19  *   You should have received a copy of the GNU General Public License
20  *   along with this program; if not, write to the Free Software
21  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
22  *
23  */
24 
25 #include "control.h"
26 #include "pcm.h"
27 #include <linux/interrupt.h>
28 
29 #define ES1688_HW_AUTO		0x0000
30 #define ES1688_HW_688		0x0001
31 #define ES1688_HW_1688		0x0002
32 
33 struct _snd_es1688 {
34 	unsigned long port;		/* port of ESS chip */
35 	struct resource *res_port;
36 	unsigned long mpu_port;		/* MPU-401 port of ESS chip */
37 	int irq;			/* IRQ number of ESS chip */
38 	int mpu_irq;			/* MPU IRQ */
39 	int dma8;			/* 8-bit DMA */
40 	unsigned short version;		/* version of ESS chip */
41 	unsigned short hardware;	/* see to ES1688_HW_XXXX */
42 
43 	unsigned short trigger_value;
44 	unsigned char pad;
45 	unsigned int dma_size;
46 
47 	snd_card_t *card;
48 	snd_pcm_t *pcm;
49 	snd_pcm_substream_t *playback_substream;
50 	snd_pcm_substream_t *capture_substream;
51 
52 	spinlock_t reg_lock;
53 	spinlock_t mixer_lock;
54 };
55 
56 typedef struct _snd_es1688 es1688_t;
57 
58 /* I/O ports */
59 
60 #define ES1688P(codec, x) ((codec)->port + e_s_s_ESS1688##x)
61 
62 #define e_s_s_ESS1688RESET	0x6
63 #define e_s_s_ESS1688READ	0xa
64 #define e_s_s_ESS1688WRITE	0xc
65 #define e_s_s_ESS1688COMMAND	0xc
66 #define e_s_s_ESS1688STATUS	0xc
67 #define e_s_s_ESS1688DATA_AVAIL	0xe
68 #define e_s_s_ESS1688DATA_AVAIL_16 0xf
69 #define e_s_s_ESS1688MIXER_ADDR	0x4
70 #define e_s_s_ESS1688MIXER_DATA	0x5
71 #define e_s_s_ESS1688OPL3_LEFT	0x0
72 #define e_s_s_ESS1688OPL3_RIGHT	0x2
73 #define e_s_s_ESS1688OPL3_BOTH	0x8
74 #define e_s_s_ESS1688ENABLE0	0x0
75 #define e_s_s_ESS1688ENABLE1	0x9
76 #define e_s_s_ESS1688ENABLE2	0xb
77 #define e_s_s_ESS1688INIT1	0x7
78 
79 #define ES1688_DSP_CMD_DMAOFF	0xd0
80 #define ES1688_DSP_CMD_SPKON	0xd1
81 #define ES1688_DSP_CMD_SPKOFF	0xd3
82 #define ES1688_DSP_CMD_DMAON	0xd4
83 
84 #define ES1688_PCM_DEV		0x14
85 #define ES1688_MIC_DEV		0x1a
86 #define ES1688_REC_DEV		0x1c
87 #define ES1688_MASTER_DEV	0x32
88 #define ES1688_FM_DEV		0x36
89 #define ES1688_CD_DEV		0x38
90 #define ES1688_AUX_DEV		0x3a
91 #define ES1688_SPEAKER_DEV	0x3c
92 #define ES1688_LINE_DEV		0x3e
93 #define ES1688_RECLEV_DEV	0xb4
94 
95 #define ES1688_MIXS_MASK	0x17
96 #define ES1688_MIXS_MIC		0x00
97 #define ES1688_MIXS_MIC_MASTER	0x01
98 #define ES1688_MIXS_CD		0x02
99 #define ES1688_MIXS_AOUT	0x03
100 #define ES1688_MIXS_MIC1	0x04
101 #define ES1688_MIXS_REC_MIX	0x05
102 #define ES1688_MIXS_LINE	0x06
103 #define ES1688_MIXS_MASTER	0x07
104 #define ES1688_MIXS_MUTE	0x10
105 
106 /*
107 
108  */
109 
110 void snd_es1688_mixer_write(es1688_t *chip, unsigned char reg, unsigned char data);
111 
112 int snd_es1688_create(snd_card_t * card,
113 		      unsigned long port,
114 		      unsigned long mpu_port,
115 		      int irq,
116 		      int mpu_irq,
117 		      int dma8,
118 		      unsigned short hardware,
119 		      es1688_t ** rchip);
120 int snd_es1688_pcm(es1688_t *chip, int device, snd_pcm_t ** rpcm);
121 int snd_es1688_mixer(es1688_t *chip);
122 
123 #endif /* __SOUND_ES1688_H */
124