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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> | |
14 | ||
15 | #include <linux/mfd/wm831x/irq.h> | |
16 | #include <linux/mfd/wm831x/gpio.h> | |
c5c32c96 | 17 | #include <linux/mfd/wm8994/pdata.h> |
d0f0b43f | 18 | |
719a4240 MB |
19 | #include <linux/regulator/machine.h> |
20 | ||
3d19f1cd | 21 | #include <sound/wm5100.h> |
d0f0b43f MB |
22 | #include <sound/wm8996.h> |
23 | #include <sound/wm8962.h> | |
24 | #include <sound/wm9081.h> | |
25 | ||
26 | #include <mach/crag6410.h> | |
27 | ||
3d19f1cd MB |
28 | static struct wm5100_pdata wm5100_pdata = { |
29 | .ldo_ena = S3C64XX_GPN(7), | |
30 | .irq_flags = IRQF_TRIGGER_HIGH, | |
31 | .gpio_base = CODEC_GPIO_BASE, | |
32 | ||
33 | .in_mode = { | |
34 | WM5100_IN_DIFF, | |
35 | WM5100_IN_DIFF, | |
36 | WM5100_IN_DIFF, | |
37 | WM5100_IN_SE, | |
38 | }, | |
39 | ||
40 | .hp_pol = CODEC_GPIO_BASE + 3, | |
41 | .jack_modes = { | |
42 | { WM5100_MICDET_MICBIAS3, 0, 0 }, | |
43 | { WM5100_MICDET_MICBIAS2, 1, 1 }, | |
44 | }, | |
45 | ||
46 | .gpio_defaults = { | |
47 | 0, | |
48 | 0, | |
49 | 0, | |
50 | 0, | |
51 | 0x2, /* IRQ: CMOS output */ | |
52 | 0x3, /* CLKOUT: CMOS output */ | |
53 | }, | |
54 | }; | |
55 | ||
d0f0b43f MB |
56 | static struct wm8996_retune_mobile_config wm8996_retune[] = { |
57 | { | |
58 | .name = "Sub LPF", | |
59 | .rate = 48000, | |
60 | .regs = { | |
61 | 0x6318, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000, | |
62 | 0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000, | |
63 | 0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000 | |
64 | }, | |
65 | }, | |
66 | { | |
67 | .name = "Sub HPF", | |
68 | .rate = 48000, | |
69 | .regs = { | |
70 | 0x000A, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000, | |
71 | 0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000, | |
72 | 0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000 | |
73 | }, | |
74 | }, | |
75 | }; | |
76 | ||
77 | static struct wm8996_pdata wm8996_pdata __initdata = { | |
78 | .ldo_ena = S3C64XX_GPN(7), | |
79 | .gpio_base = CODEC_GPIO_BASE, | |
80 | .micdet_def = 1, | |
81 | .inl_mode = WM8996_DIFFERRENTIAL_1, | |
82 | .inr_mode = WM8996_DIFFERRENTIAL_1, | |
83 | ||
84 | .irq_flags = IRQF_TRIGGER_RISING, | |
85 | ||
86 | .gpio_default = { | |
87 | 0x8001, /* GPIO1 == ADCLRCLK1 */ | |
88 | 0x8001, /* GPIO2 == ADCLRCLK2, input due to CPU */ | |
89 | 0x0141, /* GPIO3 == HP_SEL */ | |
90 | 0x0002, /* GPIO4 == IRQ */ | |
91 | 0x020e, /* GPIO5 == CLKOUT */ | |
92 | }, | |
93 | ||
94 | .retune_mobile_cfgs = wm8996_retune, | |
95 | .num_retune_mobile_cfgs = ARRAY_SIZE(wm8996_retune), | |
96 | }; | |
97 | ||
98 | static struct wm8962_pdata wm8962_pdata __initdata = { | |
99 | .gpio_init = { | |
100 | 0, | |
101 | WM8962_GPIO_FN_OPCLK, | |
102 | WM8962_GPIO_FN_DMICCLK, | |
103 | 0, | |
104 | 0x8000 | WM8962_GPIO_FN_DMICDAT, | |
105 | WM8962_GPIO_FN_IRQ, /* Open drain mode */ | |
106 | }, | |
d0f0b43f MB |
107 | }; |
108 | ||
109 | static struct wm9081_pdata wm9081_pdata __initdata = { | |
110 | .irq_high = false, | |
111 | .irq_cmos = false, | |
112 | }; | |
113 | ||
114 | static const struct i2c_board_info wm1254_devs[] = { | |
115 | { I2C_BOARD_INFO("wm8996", 0x1a), | |
116 | .platform_data = &wm8996_pdata, | |
117 | .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2, | |
118 | }, | |
119 | { I2C_BOARD_INFO("wm9081", 0x6c), | |
120 | .platform_data = &wm9081_pdata, }, | |
121 | }; | |
122 | ||
3aa7779c MB |
123 | static const struct i2c_board_info wm1255_devs[] = { |
124 | { I2C_BOARD_INFO("wm5100", 0x1a), | |
3d19f1cd | 125 | .platform_data = &wm5100_pdata, |
3aa7779c MB |
126 | .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2, |
127 | }, | |
128 | { I2C_BOARD_INFO("wm9081", 0x6c), | |
129 | .platform_data = &wm9081_pdata, }, | |
130 | }; | |
131 | ||
d0f0b43f MB |
132 | static const struct i2c_board_info wm1259_devs[] = { |
133 | { I2C_BOARD_INFO("wm8962", 0x1a), | |
134 | .platform_data = &wm8962_pdata, | |
135 | .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2, | |
136 | }, | |
137 | }; | |
138 | ||
c5c32c96 MB |
139 | static struct wm8994_pdata wm8994_pdata = { |
140 | .gpio_base = CODEC_GPIO_BASE, | |
141 | .gpio_defaults = { | |
142 | 0x3, /* IRQ out, active high, CMOS */ | |
143 | }, | |
144 | .irq_base = CODEC_IRQ_BASE, | |
145 | .ldo = { | |
719a4240 MB |
146 | { }, |
147 | { }, | |
c5c32c96 MB |
148 | }, |
149 | }; | |
150 | ||
151 | static const struct i2c_board_info wm1277_devs[] = { | |
152 | { I2C_BOARD_INFO("wm8958", 0x1a), /* WM8958 is the superset */ | |
153 | .platform_data = &wm8994_pdata, | |
154 | .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2, | |
155 | }, | |
156 | }; | |
d0f0b43f MB |
157 | |
158 | static __devinitdata const struct { | |
159 | u8 id; | |
160 | const char *name; | |
161 | const struct i2c_board_info *i2c_devs; | |
162 | int num_i2c_devs; | |
163 | } gf_mods[] = { | |
164 | { .id = 0x01, .name = "1250-EV1 Springbank" }, | |
165 | { .id = 0x02, .name = "1251-EV1 Jura" }, | |
166 | { .id = 0x03, .name = "1252-EV1 Glenlivet" }, | |
167 | { .id = 0x11, .name = "6249-EV2 Glenfarclas", }, | |
168 | { .id = 0x21, .name = "1275-EV1 Mortlach" }, | |
169 | { .id = 0x25, .name = "1274-EV1 Glencadam" }, | |
170 | { .id = 0x31, .name = "1253-EV1 Tomatin", }, | |
171 | { .id = 0x39, .name = "1254-EV1 Dallas Dhu", | |
172 | .i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs) }, | |
173 | { .id = 0x3a, .name = "1259-EV1 Tobermory", | |
174 | .i2c_devs = wm1259_devs, .num_i2c_devs = ARRAY_SIZE(wm1259_devs) }, | |
3aa7779c MB |
175 | { .id = 0x3b, .name = "1255-EV1 Kilchoman", |
176 | .i2c_devs = wm1255_devs, .num_i2c_devs = ARRAY_SIZE(wm1255_devs) }, | |
d0f0b43f | 177 | { .id = 0x3c, .name = "1273-EV1 Longmorn" }, |
c5c32c96 MB |
178 | { .id = 0x3d, .name = "1277-EV1 Littlemill", |
179 | .i2c_devs = wm1277_devs, .num_i2c_devs = ARRAY_SIZE(wm1277_devs) }, | |
d0f0b43f MB |
180 | }; |
181 | ||
182 | static __devinit int wlf_gf_module_probe(struct i2c_client *i2c, | |
183 | const struct i2c_device_id *i2c_id) | |
184 | { | |
185 | int ret, i, j, id, rev; | |
186 | ||
187 | ret = i2c_smbus_read_byte_data(i2c, 0); | |
188 | if (ret < 0) { | |
189 | dev_err(&i2c->dev, "Failed to read ID: %d\n", ret); | |
190 | return ret; | |
191 | } | |
192 | ||
193 | id = (ret & 0xfe) >> 2; | |
194 | rev = ret & 0x3; | |
195 | for (i = 0; i < ARRAY_SIZE(gf_mods); i++) | |
196 | if (id == gf_mods[i].id) | |
197 | break; | |
198 | ||
199 | if (i < ARRAY_SIZE(gf_mods)) { | |
200 | dev_info(&i2c->dev, "%s revision %d\n", | |
201 | gf_mods[i].name, rev + 1); | |
202 | for (j = 0; j < gf_mods[i].num_i2c_devs; j++) { | |
203 | if (!i2c_new_device(i2c->adapter, | |
204 | &(gf_mods[i].i2c_devs[j]))) | |
205 | dev_err(&i2c->dev, | |
206 | "Failed to register dev: %d\n", ret); | |
207 | } | |
208 | } else { | |
fc716894 MB |
209 | dev_warn(&i2c->dev, "Unknown module ID 0x%x revision %d\n", |
210 | id, rev + 1); | |
d0f0b43f MB |
211 | } |
212 | ||
213 | return 0; | |
214 | } | |
215 | ||
216 | static const struct i2c_device_id wlf_gf_module_id[] = { | |
217 | { "wlf-gf-module", 0 }, | |
218 | { } | |
219 | }; | |
220 | ||
221 | static struct i2c_driver wlf_gf_module_driver = { | |
222 | .driver = { | |
223 | .name = "wlf-gf-module", | |
224 | .owner = THIS_MODULE, | |
225 | }, | |
226 | .probe = wlf_gf_module_probe, | |
227 | .id_table = wlf_gf_module_id, | |
228 | }; | |
229 | ||
230 | static int __init wlf_gf_module_register(void) | |
231 | { | |
232 | return i2c_add_driver(&wlf_gf_module_driver); | |
233 | } | |
234 | module_init(wlf_gf_module_register); |