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vt1720_mobo.c
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1 /*
2  * ALSA driver for VT1720/VT1724 (Envy24PT/Envy24HT)
3  *
4  * Lowlevel functions for VT1720-based motherboards
5  *
6  * Copyright (c) 2004 Takashi Iwai <[email protected]>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21  *
22  */
23 
24 #include <asm/io.h>
25 #include <linux/delay.h>
26 #include <linux/interrupt.h>
27 #include <linux/init.h>
28 #include <sound/core.h>
29 
30 #include "ice1712.h"
31 #include "envy24ht.h"
32 #include "vt1720_mobo.h"
33 
34 
35 static int __devinit k8x800_init(struct snd_ice1712 *ice)
36 {
37  ice->vt1720 = 1;
38 
39  /* VT1616 codec */
40  ice->num_total_dacs = 6;
41  ice->num_total_adcs = 2;
42 
43  /* WM8728 codec */
44  /* FIXME: TODO */
45 
46  return 0;
47 }
48 
49 static int __devinit k8x800_add_controls(struct snd_ice1712 *ice)
50 {
51  /* FIXME: needs some quirks for VT1616? */
52  return 0;
53 }
54 
55 /* EEPROM image */
56 
57 static unsigned char k8x800_eeprom[] __devinitdata = {
58  [ICE_EEP2_SYSCONF] = 0x01, /* clock 256, 1ADC, 2DACs */
59  [ICE_EEP2_ACLINK] = 0x02, /* ACLINK, packed */
60  [ICE_EEP2_I2S] = 0x00, /* - */
61  [ICE_EEP2_SPDIF] = 0x00, /* - */
62  [ICE_EEP2_GPIO_DIR] = 0xff,
63  [ICE_EEP2_GPIO_DIR1] = 0xff,
64  [ICE_EEP2_GPIO_DIR2] = 0x00, /* - */
65  [ICE_EEP2_GPIO_MASK] = 0xff,
66  [ICE_EEP2_GPIO_MASK1] = 0xff,
67  [ICE_EEP2_GPIO_MASK2] = 0x00, /* - */
68  [ICE_EEP2_GPIO_STATE] = 0x00,
69  [ICE_EEP2_GPIO_STATE1] = 0x00,
70  [ICE_EEP2_GPIO_STATE2] = 0x00, /* - */
71 };
72 
73 static unsigned char sn25p_eeprom[] __devinitdata = {
74  [ICE_EEP2_SYSCONF] = 0x01, /* clock 256, 1ADC, 2DACs */
75  [ICE_EEP2_ACLINK] = 0x02, /* ACLINK, packed */
76  [ICE_EEP2_I2S] = 0x00, /* - */
77  [ICE_EEP2_SPDIF] = 0x41, /* - */
78  [ICE_EEP2_GPIO_DIR] = 0xff,
79  [ICE_EEP2_GPIO_DIR1] = 0xff,
80  [ICE_EEP2_GPIO_DIR2] = 0x00, /* - */
81  [ICE_EEP2_GPIO_MASK] = 0xff,
82  [ICE_EEP2_GPIO_MASK1] = 0xff,
83  [ICE_EEP2_GPIO_MASK2] = 0x00, /* - */
84  [ICE_EEP2_GPIO_STATE] = 0x00,
85  [ICE_EEP2_GPIO_STATE1] = 0x00,
86  [ICE_EEP2_GPIO_STATE2] = 0x00, /* - */
87 };
88 
89 
90 /* entry point */
92  {
93  .subvendor = VT1720_SUBDEVICE_K8X800,
94  .name = "Albatron K8X800 Pro II",
95  .model = "k8x800",
96  .chip_init = k8x800_init,
97  .build_controls = k8x800_add_controls,
98  .eeprom_size = sizeof(k8x800_eeprom),
99  .eeprom_data = k8x800_eeprom,
100  },
101  {
102  .subvendor = VT1720_SUBDEVICE_ZNF3_150,
103  .name = "Chaintech ZNF3-150",
104  /* identical with k8x800 */
105  .chip_init = k8x800_init,
106  .build_controls = k8x800_add_controls,
107  .eeprom_size = sizeof(k8x800_eeprom),
108  .eeprom_data = k8x800_eeprom,
109  },
110  {
111  .subvendor = VT1720_SUBDEVICE_ZNF3_250,
112  .name = "Chaintech ZNF3-250",
113  /* identical with k8x800 */
114  .chip_init = k8x800_init,
115  .build_controls = k8x800_add_controls,
116  .eeprom_size = sizeof(k8x800_eeprom),
117  .eeprom_data = k8x800_eeprom,
118  },
119  {
120  .subvendor = VT1720_SUBDEVICE_9CJS,
121  .name = "Chaintech 9CJS",
122  /* identical with k8x800 */
123  .chip_init = k8x800_init,
124  .build_controls = k8x800_add_controls,
125  .eeprom_size = sizeof(k8x800_eeprom),
126  .eeprom_data = k8x800_eeprom,
127  },
128  {
129  .subvendor = VT1720_SUBDEVICE_SN25P,
130  .name = "Shuttle SN25P",
131  .model = "sn25p",
132  .chip_init = k8x800_init,
133  .build_controls = k8x800_add_controls,
134  .eeprom_size = sizeof(k8x800_eeprom),
135  .eeprom_data = sn25p_eeprom,
136  },
137  { } /* terminator */
138 };
139