Merge branch 'for-linus-3.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux-3.10.git] / arch / arm / mach-s3c64xx / mach-crag6410-module.c
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 #include <linux/spi/spi.h>
15
16 #include <linux/mfd/wm831x/irq.h>
17 #include <linux/mfd/wm831x/gpio.h>
18 #include <linux/mfd/wm8994/pdata.h>
19
20 #include <linux/regulator/machine.h>
21
22 #include <sound/wm5100.h>
23 #include <sound/wm8996.h>
24 #include <sound/wm8962.h>
25 #include <sound/wm9081.h>
26
27 #include <plat/s3c64xx-spi.h>
28
29 #include <mach/crag6410.h>
30
31 static struct s3c64xx_spi_csinfo wm0010_spi_csinfo = {
32         .line = S3C64XX_GPC(3),
33 };
34
35 static struct spi_board_info wm1253_devs[] = {
36         [0] = {
37                 .modalias       = "wm0010",
38                 .bus_num        = 0,
39                 .chip_select    = 0,
40                 .mode           = SPI_MODE_0,
41                 .irq            = S3C_EINT(5),
42                 .controller_data = &wm0010_spi_csinfo,
43         },
44 };
45
46 static struct wm5100_pdata wm5100_pdata = {
47         .ldo_ena = S3C64XX_GPN(7),
48         .irq_flags = IRQF_TRIGGER_HIGH,
49         .gpio_base = CODEC_GPIO_BASE,
50
51         .in_mode = {
52                 WM5100_IN_DIFF,
53                 WM5100_IN_DIFF,
54                 WM5100_IN_DIFF,
55                 WM5100_IN_SE,
56         },
57
58         .hp_pol = CODEC_GPIO_BASE + 3,
59         .jack_modes = {
60                 { WM5100_MICDET_MICBIAS3, 0, 0 },
61                 { WM5100_MICDET_MICBIAS2, 1, 1 },
62         },
63
64         .gpio_defaults = {
65                 0,
66                 0,
67                 0,
68                 0,
69                 0x2, /* IRQ: CMOS output */
70                 0x3, /* CLKOUT: CMOS output */
71         },
72 };
73
74 static struct wm8996_retune_mobile_config wm8996_retune[] = {
75         {
76                 .name = "Sub LPF",
77                 .rate = 48000,
78                 .regs = {
79                         0x6318, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
80                         0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
81                         0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
82                 },
83         },
84         {
85                 .name = "Sub HPF",
86                 .rate = 48000,
87                 .regs = {
88                         0x000A, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
89                         0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
90                         0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
91                 },
92         },
93 };
94
95 static struct wm8996_pdata wm8996_pdata __initdata = {
96         .ldo_ena = S3C64XX_GPN(7),
97         .gpio_base = CODEC_GPIO_BASE,
98         .micdet_def = 1,
99         .inl_mode = WM8996_DIFFERRENTIAL_1,
100         .inr_mode = WM8996_DIFFERRENTIAL_1,
101
102         .irq_flags = IRQF_TRIGGER_RISING,
103
104         .gpio_default = {
105                 0x8001, /* GPIO1 == ADCLRCLK1 */
106                 0x8001, /* GPIO2 == ADCLRCLK2, input due to CPU */
107                 0x0141, /* GPIO3 == HP_SEL */
108                 0x0002, /* GPIO4 == IRQ */
109                 0x020e, /* GPIO5 == CLKOUT */
110         },
111
112         .retune_mobile_cfgs = wm8996_retune,
113         .num_retune_mobile_cfgs = ARRAY_SIZE(wm8996_retune),
114 };
115
116 static struct wm8962_pdata wm8962_pdata __initdata = {
117         .gpio_init = {
118                 0,
119                 WM8962_GPIO_FN_OPCLK,
120                 WM8962_GPIO_FN_DMICCLK,
121                 0,
122                 0x8000 | WM8962_GPIO_FN_DMICDAT,
123                 WM8962_GPIO_FN_IRQ,    /* Open drain mode */
124         },
125         .in4_dc_measure = true,
126 };
127
128 static struct wm9081_pdata wm9081_pdata __initdata = {
129         .irq_high = false,
130         .irq_cmos = false,
131 };
132
133 static const struct i2c_board_info wm1254_devs[] = {
134         { I2C_BOARD_INFO("wm8996", 0x1a),
135           .platform_data = &wm8996_pdata,
136           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
137         },
138         { I2C_BOARD_INFO("wm9081", 0x6c),
139           .platform_data = &wm9081_pdata, },
140 };
141
142 static const struct i2c_board_info wm1255_devs[] = {
143         { I2C_BOARD_INFO("wm5100", 0x1a),
144           .platform_data = &wm5100_pdata,
145           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
146         },
147         { I2C_BOARD_INFO("wm9081", 0x6c),
148           .platform_data = &wm9081_pdata, },
149 };
150
151 static const struct i2c_board_info wm1259_devs[] = {
152         { I2C_BOARD_INFO("wm8962", 0x1a),
153           .platform_data = &wm8962_pdata,
154           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
155         },
156 };
157
158 static struct regulator_init_data wm8994_ldo1 = {
159         .supply_regulator = "WALLVDD",
160 };
161
162 static struct regulator_init_data wm8994_ldo2 = {
163         .supply_regulator = "WALLVDD",
164 };
165
166 static struct wm8994_pdata wm8994_pdata = {
167         .gpio_base = CODEC_GPIO_BASE,
168         .gpio_defaults = {
169                 0x3,          /* IRQ out, active high, CMOS */
170         },
171         .ldo = {
172                  { .init_data = &wm8994_ldo1, },
173                  { .init_data = &wm8994_ldo2, },
174         },
175 };
176
177 static const struct i2c_board_info wm1277_devs[] = {
178         { I2C_BOARD_INFO("wm8958", 0x1a),  /* WM8958 is the superset */
179           .platform_data = &wm8994_pdata,
180           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
181         },
182 };
183
184 static const struct i2c_board_info wm5102_devs[] = {
185         { I2C_BOARD_INFO("wm5102", 0x1a),
186           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2, },
187 };
188
189 static const struct i2c_board_info wm6230_i2c_devs[] = {
190         { I2C_BOARD_INFO("wm9081", 0x6c),
191           .platform_data = &wm9081_pdata, },
192 };
193
194 static __devinitdata const struct {
195         u8 id;
196         const char *name;
197         const struct i2c_board_info *i2c_devs;
198         int num_i2c_devs;
199         const struct spi_board_info *spi_devs;
200         int num_spi_devs;
201 } gf_mods[] = {
202         { .id = 0x01, .name = "1250-EV1 Springbank" },
203         { .id = 0x02, .name = "1251-EV1 Jura" },
204         { .id = 0x03, .name = "1252-EV1 Glenlivet" },
205         { .id = 0x11, .name = "6249-EV2 Glenfarclas", },
206         { .id = 0x14, .name = "6271-EV1 Lochnagar" },
207         { .id = 0x15, .name = "6320-EV1 Bells",
208           .i2c_devs = wm6230_i2c_devs,
209           .num_i2c_devs = ARRAY_SIZE(wm6230_i2c_devs) },
210         { .id = 0x21, .name = "1275-EV1 Mortlach" },
211         { .id = 0x25, .name = "1274-EV1 Glencadam" },
212         { .id = 0x31, .name = "1253-EV1 Tomatin",
213           .spi_devs = wm1253_devs, .num_spi_devs = ARRAY_SIZE(wm1253_devs) },
214         { .id = 0x32, .name = "XXXX-EV1 Caol Illa" },
215         { .id = 0x33, .name = "XXXX-EV1 Oban" },
216         { .id = 0x34, .name = "WM0010-6320-CS42 Balblair" },
217         { .id = 0x39, .name = "1254-EV1 Dallas Dhu",
218           .i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs) },
219         { .id = 0x3a, .name = "1259-EV1 Tobermory",
220           .i2c_devs = wm1259_devs, .num_i2c_devs = ARRAY_SIZE(wm1259_devs) },
221         { .id = 0x3b, .name = "1255-EV1 Kilchoman",
222           .i2c_devs = wm1255_devs, .num_i2c_devs = ARRAY_SIZE(wm1255_devs) },
223         { .id = 0x3c, .name = "1273-EV1 Longmorn" },
224         { .id = 0x3d, .name = "1277-EV1 Littlemill",
225           .i2c_devs = wm1277_devs, .num_i2c_devs = ARRAY_SIZE(wm1277_devs) },
226         { .id = 0x3e, .name = "WM5102-6271-EV1-CS127",
227           .i2c_devs = wm5102_devs, .num_i2c_devs = ARRAY_SIZE(wm5102_devs) },
228 };
229
230 static __devinit int wlf_gf_module_probe(struct i2c_client *i2c,
231                                          const struct i2c_device_id *i2c_id)
232 {
233         int ret, i, j, id, rev;
234
235         ret = i2c_smbus_read_byte_data(i2c, 0);
236         if (ret < 0) {
237                 dev_err(&i2c->dev, "Failed to read ID: %d\n", ret);
238                 return ret;
239         }
240
241         id = (ret & 0xfe) >> 2;
242         rev = ret & 0x3;
243         for (i = 0; i < ARRAY_SIZE(gf_mods); i++)
244                 if (id == gf_mods[i].id)
245                         break;
246
247         if (i < ARRAY_SIZE(gf_mods)) {
248                 dev_info(&i2c->dev, "%s revision %d\n",
249                          gf_mods[i].name, rev + 1);
250
251                 for (j = 0; j < gf_mods[i].num_i2c_devs; j++) {
252                         if (!i2c_new_device(i2c->adapter,
253                                             &(gf_mods[i].i2c_devs[j])))
254                                 dev_err(&i2c->dev,
255                                         "Failed to register dev: %d\n", ret);
256                 }
257
258                 spi_register_board_info(gf_mods[i].spi_devs,
259                                         gf_mods[i].num_spi_devs);
260         } else {
261                 dev_warn(&i2c->dev, "Unknown module ID 0x%x revision %d\n",
262                          id, rev + 1);
263         }
264
265         return 0;
266 }
267
268 static const struct i2c_device_id wlf_gf_module_id[] = {
269         { "wlf-gf-module", 0 },
270         { }
271 };
272
273 static struct i2c_driver wlf_gf_module_driver = {
274         .driver = {
275                 .name = "wlf-gf-module",
276                 .owner = THIS_MODULE,
277         },
278         .probe = wlf_gf_module_probe,
279         .id_table = wlf_gf_module_id,
280 };
281
282 static int __init wlf_gf_module_register(void)
283 {
284         return i2c_add_driver(&wlf_gf_module_driver);
285 }
286 module_init(wlf_gf_module_register);