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d0f0b43f MB |
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 | ||
a69e4c28 | 11 | #include <linux/export.h> |
d0f0b43f MB |
12 | #include <linux/interrupt.h> |
13 | #include <linux/i2c.h> | |
cda2349a | 14 | #include <linux/spi/spi.h> |
d0f0b43f MB |
15 | |
16 | #include <linux/mfd/wm831x/irq.h> | |
17 | #include <linux/mfd/wm831x/gpio.h> | |
c5c32c96 | 18 | #include <linux/mfd/wm8994/pdata.h> |
d0f0b43f | 19 | |
719a4240 MB |
20 | #include <linux/regulator/machine.h> |
21 | ||
3d19f1cd | 22 | #include <sound/wm5100.h> |
d0f0b43f MB |
23 | #include <sound/wm8996.h> |
24 | #include <sound/wm8962.h> | |
25 | #include <sound/wm9081.h> | |
26 | ||
cda2349a MB |
27 | #include <plat/s3c64xx-spi.h> |
28 | ||
d0f0b43f MB |
29 | #include <mach/crag6410.h> |
30 | ||
cda2349a MB |
31 | static struct s3c64xx_spi_csinfo wm0010_spi_csinfo = { |
32 | .set_level = gpio_set_value, | |
33 | .line = S3C64XX_GPC(3), | |
34 | }; | |
35 | ||
36 | static struct spi_board_info wm1253_devs[] = { | |
37 | [0] = { | |
38 | .modalias = "wm0010", | |
39 | .bus_num = 0, | |
40 | .chip_select = 0, | |
41 | .mode = SPI_MODE_0, | |
42 | .controller_data = &wm0010_spi_csinfo, | |
43 | }, | |
44 | }; | |
45 | ||
3d19f1cd MB |
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 | ||
d0f0b43f MB |
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 | }, | |
4b9c85f9 | 125 | .in4_dc_measure = true, |
d0f0b43f MB |
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 | ||
3aa7779c MB |
142 | static const struct i2c_board_info wm1255_devs[] = { |
143 | { I2C_BOARD_INFO("wm5100", 0x1a), | |
3d19f1cd | 144 | .platform_data = &wm5100_pdata, |
3aa7779c MB |
145 | .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2, |
146 | }, | |
147 | { I2C_BOARD_INFO("wm9081", 0x6c), | |
148 | .platform_data = &wm9081_pdata, }, | |
149 | }; | |
150 | ||
d0f0b43f MB |
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 | ||
bd155d2c MB |
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 | ||
c5c32c96 MB |
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 | .irq_base = CODEC_IRQ_BASE, | |
172 | .ldo = { | |
bd155d2c MB |
173 | { .init_data = &wm8994_ldo1, }, |
174 | { .init_data = &wm8994_ldo2, }, | |
c5c32c96 MB |
175 | }, |
176 | }; | |
177 | ||
178 | static const struct i2c_board_info wm1277_devs[] = { | |
179 | { I2C_BOARD_INFO("wm8958", 0x1a), /* WM8958 is the superset */ | |
180 | .platform_data = &wm8994_pdata, | |
181 | .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2, | |
182 | }, | |
183 | }; | |
d0f0b43f MB |
184 | |
185 | static __devinitdata const struct { | |
186 | u8 id; | |
187 | const char *name; | |
188 | const struct i2c_board_info *i2c_devs; | |
189 | int num_i2c_devs; | |
cda2349a MB |
190 | const struct spi_board_info *spi_devs; |
191 | int num_spi_devs; | |
d0f0b43f MB |
192 | } gf_mods[] = { |
193 | { .id = 0x01, .name = "1250-EV1 Springbank" }, | |
194 | { .id = 0x02, .name = "1251-EV1 Jura" }, | |
195 | { .id = 0x03, .name = "1252-EV1 Glenlivet" }, | |
196 | { .id = 0x11, .name = "6249-EV2 Glenfarclas", }, | |
f73dc3db MB |
197 | { .id = 0x14, .name = "6271-EV1 Lochnagar" }, |
198 | { .id = 0x15, .name = "XXXX-EV1 Bells" }, | |
d0f0b43f MB |
199 | { .id = 0x21, .name = "1275-EV1 Mortlach" }, |
200 | { .id = 0x25, .name = "1274-EV1 Glencadam" }, | |
cda2349a MB |
201 | { .id = 0x31, .name = "1253-EV1 Tomatin", |
202 | .spi_devs = wm1253_devs, .num_spi_devs = ARRAY_SIZE(wm1253_devs) }, | |
f73dc3db MB |
203 | { .id = 0x32, .name = "XXXX-EV1 Caol Illa" }, |
204 | { .id = 0x33, .name = "XXXX-EV1 Oban" }, | |
d0f0b43f MB |
205 | { .id = 0x39, .name = "1254-EV1 Dallas Dhu", |
206 | .i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs) }, | |
207 | { .id = 0x3a, .name = "1259-EV1 Tobermory", | |
208 | .i2c_devs = wm1259_devs, .num_i2c_devs = ARRAY_SIZE(wm1259_devs) }, | |
3aa7779c MB |
209 | { .id = 0x3b, .name = "1255-EV1 Kilchoman", |
210 | .i2c_devs = wm1255_devs, .num_i2c_devs = ARRAY_SIZE(wm1255_devs) }, | |
d0f0b43f | 211 | { .id = 0x3c, .name = "1273-EV1 Longmorn" }, |
c5c32c96 MB |
212 | { .id = 0x3d, .name = "1277-EV1 Littlemill", |
213 | .i2c_devs = wm1277_devs, .num_i2c_devs = ARRAY_SIZE(wm1277_devs) }, | |
d0f0b43f MB |
214 | }; |
215 | ||
216 | static __devinit int wlf_gf_module_probe(struct i2c_client *i2c, | |
217 | const struct i2c_device_id *i2c_id) | |
218 | { | |
219 | int ret, i, j, id, rev; | |
220 | ||
221 | ret = i2c_smbus_read_byte_data(i2c, 0); | |
222 | if (ret < 0) { | |
223 | dev_err(&i2c->dev, "Failed to read ID: %d\n", ret); | |
224 | return ret; | |
225 | } | |
226 | ||
227 | id = (ret & 0xfe) >> 2; | |
228 | rev = ret & 0x3; | |
229 | for (i = 0; i < ARRAY_SIZE(gf_mods); i++) | |
230 | if (id == gf_mods[i].id) | |
231 | break; | |
232 | ||
233 | if (i < ARRAY_SIZE(gf_mods)) { | |
234 | dev_info(&i2c->dev, "%s revision %d\n", | |
235 | gf_mods[i].name, rev + 1); | |
cda2349a | 236 | |
d0f0b43f MB |
237 | for (j = 0; j < gf_mods[i].num_i2c_devs; j++) { |
238 | if (!i2c_new_device(i2c->adapter, | |
239 | &(gf_mods[i].i2c_devs[j]))) | |
240 | dev_err(&i2c->dev, | |
241 | "Failed to register dev: %d\n", ret); | |
242 | } | |
cda2349a MB |
243 | |
244 | spi_register_board_info(gf_mods[i].spi_devs, | |
245 | gf_mods[i].num_spi_devs); | |
d0f0b43f | 246 | } else { |
fc716894 MB |
247 | dev_warn(&i2c->dev, "Unknown module ID 0x%x revision %d\n", |
248 | id, rev + 1); | |
d0f0b43f MB |
249 | } |
250 | ||
251 | return 0; | |
252 | } | |
253 | ||
254 | static const struct i2c_device_id wlf_gf_module_id[] = { | |
255 | { "wlf-gf-module", 0 }, | |
256 | { } | |
257 | }; | |
258 | ||
259 | static struct i2c_driver wlf_gf_module_driver = { | |
260 | .driver = { | |
261 | .name = "wlf-gf-module", | |
262 | .owner = THIS_MODULE, | |
263 | }, | |
264 | .probe = wlf_gf_module_probe, | |
265 | .id_table = wlf_gf_module_id, | |
266 | }; | |
267 | ||
268 | static int __init wlf_gf_module_register(void) | |
269 | { | |
270 | return i2c_add_driver(&wlf_gf_module_driver); | |
271 | } | |
272 | module_init(wlf_gf_module_register); |