1 /* Speyside modules for Cragganmore - board data probing
2 *
3 * Copyright 2011 Wolfson Microelectronics plc
4 * Mark Brown <broonie@opensource.wolfsonmicro.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11 #include <linux/export.h>
12 #include <linux/interrupt.h>
13 #include <linux/i2c.h>
14
15 #include <linux/mfd/wm831x/irq.h>
16 #include <linux/mfd/wm831x/gpio.h>
17 #include <linux/mfd/wm8994/pdata.h>
18
19 #include <sound/wm5100.h>
20 #include <sound/wm8996.h>
21 #include <sound/wm8962.h>
22 #include <sound/wm9081.h>
23
24 #include <mach/crag6410.h>
25
26 static struct wm5100_pdata wm5100_pdata = {
27 .ldo_ena = S3C64XX_GPN(7),
28 .irq_flags = IRQF_TRIGGER_HIGH,
29 .gpio_base = CODEC_GPIO_BASE,
30
31 .in_mode = {
32 WM5100_IN_DIFF,
33 WM5100_IN_DIFF,
34 WM5100_IN_DIFF,
35 WM5100_IN_SE,
36 },
37
38 .hp_pol = CODEC_GPIO_BASE + 3,
39 .jack_modes = {
40 { WM5100_MICDET_MICBIAS3, 0, 0 },
41 { WM5100_MICDET_MICBIAS2, 1, 1 },
42 },
43
44 .gpio_defaults = {
45 0,
46 0,
47 0,
48 0,
49 0x2, /* IRQ: CMOS output */
50 0x3, /* CLKOUT: CMOS output */
51 },
52 };
53
54 static struct wm8996_retune_mobile_config wm8996_retune[] = {
55 {
56 .name = "Sub LPF",
57 .rate = 48000,
58 .regs = {
59 0x6318, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
60 0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
61 0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
62 },
63 },
64 {
65 .name = "Sub HPF",
66 .rate = 48000,
67 .regs = {
68 0x000A, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
69 0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
70 0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
71 },
72 },
73 };
74
75 static struct wm8996_pdata wm8996_pdata __initdata = {
76 .ldo_ena = S3C64XX_GPN(7),
77 .gpio_base = CODEC_GPIO_BASE,
78 .micdet_def = 1,
79 .inl_mode = WM8996_DIFFERRENTIAL_1,
80 .inr_mode = WM8996_DIFFERRENTIAL_1,
81
82 .irq_flags = IRQF_TRIGGER_RISING,
83
84 .gpio_default = {
85 0x8001, /* GPIO1 == ADCLRCLK1 */
86 0x8001, /* GPIO2 == ADCLRCLK2, input due to CPU */
87 0x0141, /* GPIO3 == HP_SEL */
88 0x0002, /* GPIO4 == IRQ */
89 0x020e, /* GPIO5 == CLKOUT */
90 },
91
92 .retune_mobile_cfgs = wm8996_retune,
93 .num_retune_mobile_cfgs = ARRAY_SIZE(wm8996_retune),
94 };
95
96 static struct wm8962_pdata wm8962_pdata __initdata = {
97 .gpio_init = {
98 0,
99 WM8962_GPIO_FN_OPCLK,
100 WM8962_GPIO_FN_DMICCLK,
101 0,
102 0x8000 | WM8962_GPIO_FN_DMICDAT,
103 WM8962_GPIO_FN_IRQ, /* Open drain mode */
104 },
105 };
106
107 static struct wm9081_pdata wm9081_pdata __initdata = {
108 .irq_high = false,
109 .irq_cmos = false,
110 };
111
112 static const struct i2c_board_info wm1254_devs[] = {
113 { I2C_BOARD_INFO("wm8996", 0x1a),
114 .platform_data = &wm8996_pdata,
115 .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
116 },
117 { I2C_BOARD_INFO("wm9081", 0x6c),
118 .platform_data = &wm9081_pdata, },
119 };
120
121 static const struct i2c_board_info wm1255_devs[] = {
122 { I2C_BOARD_INFO("wm5100", 0x1a),
123 .platform_data = &wm5100_pdata,
124 .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
125 },
126 { I2C_BOARD_INFO("wm9081", 0x6c),
127 .platform_data = &wm9081_pdata, },
128 };
129
130 static const struct i2c_board_info wm1259_devs[] = {
131 { I2C_BOARD_INFO("wm8962", 0x1a),
132 .platform_data = &wm8962_pdata,
133 .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
134 },
135 };
136
137 static struct wm8994_pdata wm8994_pdata = {
138 .gpio_base = CODEC_GPIO_BASE,
139 .gpio_defaults = {
140 0x3, /* IRQ out, active high, CMOS */
141 },
142 .irq_base = CODEC_IRQ_BASE,
143 .ldo = {
144 { .supply = "WALLVDD" },
145 { .supply = "WALLVDD" },
146 },
147 };
148
149 static const struct i2c_board_info wm1277_devs[] = {
150 { I2C_BOARD_INFO("wm8958", 0x1a), /* WM8958 is the superset */
151 .platform_data = &wm8994_pdata,
152 .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
153 },
154 };
155
156 static __devinitdata const struct {
157 u8 id;
158 const char *name;
159 const struct i2c_board_info *i2c_devs;
160 int num_i2c_devs;
161 } gf_mods[] = {
162 { .id = 0x01, .name = "1250-EV1 Springbank" },
163 { .id = 0x02, .name = "1251-EV1 Jura" },
164 { .id = 0x03, .name = "1252-EV1 Glenlivet" },
165 { .id = 0x11, .name = "6249-EV2 Glenfarclas", },
166 { .id = 0x21, .name = "1275-EV1 Mortlach" },
167 { .id = 0x25, .name = "1274-EV1 Glencadam" },
168 { .id = 0x31, .name = "1253-EV1 Tomatin", },
169 { .id = 0x39, .name = "1254-EV1 Dallas Dhu",
170 .i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs) },
171 { .id = 0x3a, .name = "1259-EV1 Tobermory",
172 .i2c_devs = wm1259_devs, .num_i2c_devs = ARRAY_SIZE(wm1259_devs) },
173 { .id = 0x3b, .name = "1255-EV1 Kilchoman",
174 .i2c_devs = wm1255_devs, .num_i2c_devs = ARRAY_SIZE(wm1255_devs) },
175 { .id = 0x3c, .name = "1273-EV1 Longmorn" },
176 { .id = 0x3d, .name = "1277-EV1 Littlemill",
177 .i2c_devs = wm1277_devs, .num_i2c_devs = ARRAY_SIZE(wm1277_devs) },
178 };
179
wlf_gf_module_probe(struct i2c_client * i2c,const struct i2c_device_id * i2c_id)180 static __devinit int wlf_gf_module_probe(struct i2c_client *i2c,
181 const struct i2c_device_id *i2c_id)
182 {
183 int ret, i, j, id, rev;
184
185 ret = i2c_smbus_read_byte_data(i2c, 0);
186 if (ret < 0) {
187 dev_err(&i2c->dev, "Failed to read ID: %d\n", ret);
188 return ret;
189 }
190
191 id = (ret & 0xfe) >> 2;
192 rev = ret & 0x3;
193 for (i = 0; i < ARRAY_SIZE(gf_mods); i++)
194 if (id == gf_mods[i].id)
195 break;
196
197 if (i < ARRAY_SIZE(gf_mods)) {
198 dev_info(&i2c->dev, "%s revision %d\n",
199 gf_mods[i].name, rev + 1);
200 for (j = 0; j < gf_mods[i].num_i2c_devs; j++) {
201 if (!i2c_new_device(i2c->adapter,
202 &(gf_mods[i].i2c_devs[j])))
203 dev_err(&i2c->dev,
204 "Failed to register dev: %d\n", ret);
205 }
206 } else {
207 dev_warn(&i2c->dev, "Unknown module ID 0x%x revision %d\n",
208 id, rev + 1);
209 }
210
211 return 0;
212 }
213
214 static const struct i2c_device_id wlf_gf_module_id[] = {
215 { "wlf-gf-module", 0 },
216 { }
217 };
218
219 static struct i2c_driver wlf_gf_module_driver = {
220 .driver = {
221 .name = "wlf-gf-module",
222 .owner = THIS_MODULE,
223 },
224 .probe = wlf_gf_module_probe,
225 .id_table = wlf_gf_module_id,
226 };
227
wlf_gf_module_register(void)228 static int __init wlf_gf_module_register(void)
229 {
230 return i2c_add_driver(&wlf_gf_module_driver);
231 }
232 module_init(wlf_gf_module_register);
233