aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-s3c64xx/mach-crag6410-module.c
blob: f208154b1382d0492898ebba6b6d7c14079ad80d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
/* Speyside modules for Cragganmore - board data probing
 *
 * Copyright 2011 Wolfson Microelectronics plc
 *	Mark Brown <broonie@opensource.wolfsonmicro.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <linux/export.h>
#include <linux/interrupt.h>
#include <linux/i2c.h>

#include <linux/mfd/wm831x/irq.h>
#include <linux/mfd/wm831x/gpio.h>

#include <sound/wm8996.h>
#include <sound/wm8962.h>
#include <sound/wm9081.h>

#include <mach/crag6410.h>

static struct wm8996_retune_mobile_config wm8996_retune[] = {
	{
		.name = "Sub LPF",
		.rate = 48000,
		.regs = {
			0x6318, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
			0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
			0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
		},
	},
	{
		.name = "Sub HPF",
		.rate = 48000,
		.regs = {
			0x000A, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
			0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
			0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
		},
	},
};

static struct wm8996_pdata wm8996_pdata __initdata = {
	.ldo_ena = S3C64XX_GPN(7),
	.gpio_base = CODEC_GPIO_BASE,
	.micdet_def = 1,
	.inl_mode = WM8996_DIFFERRENTIAL_1,
	.inr_mode = WM8996_DIFFERRENTIAL_1,

	.irq_flags = IRQF_TRIGGER_RISING,

	.gpio_default = {
		0x8001, /* GPIO1 == ADCLRCLK1 */
		0x8001, /* GPIO2 == ADCLRCLK2, input due to CPU */
		0x0141, /* GPIO3 == HP_SEL */
		0x0002, /* GPIO4 == IRQ */
		0x020e, /* GPIO5 == CLKOUT */
	},

	.retune_mobile_cfgs = wm8996_retune,
	.num_retune_mobile_cfgs = ARRAY_SIZE(wm8996_retune),
};

static struct wm8962_pdata wm8962_pdata __initdata = {
	.gpio_init = {
		0,
		WM8962_GPIO_FN_OPCLK,
		WM8962_GPIO_FN_DMICCLK,
		0,
		0x8000 | WM8962_GPIO_FN_DMICDAT,
		WM8962_GPIO_FN_IRQ,    /* Open drain mode */
	},
	.irq_active_low = true,
};

static struct wm9081_pdata wm9081_pdata __initdata = {
	.irq_high = false,
	.irq_cmos = false,
};

static const struct i2c_board_info wm1254_devs[] = {
	{ I2C_BOARD_INFO("wm8996", 0x1a),
	  .platform_data = &wm8996_pdata,
	  .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
	},
	{ I2C_BOARD_INFO("wm9081", 0x6c),
	  .platform_data = &wm9081_pdata, },
};

static const struct i2c_board_info wm1255_devs[] = {
	{ I2C_BOARD_INFO("wm5100", 0x1a),
	  .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
	},
	{ I2C_BOARD_INFO("wm9081", 0x6c),
	  .platform_data = &wm9081_pdata, },
};

static const struct i2c_board_info wm1259_devs[] = {
	{ I2C_BOARD_INFO("wm8962", 0x1a),
	  .platform_data = &wm8962_pdata,
	  .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
	},
};


static __devinitdata const struct {
	u8 id;
	const char *name;
	const struct i2c_board_info *i2c_devs;
	int num_i2c_devs;
} gf_mods[] = {
	{ .id = 0x01, .name = "1250-EV1 Springbank" },
	{ .id = 0x02, .name = "1251-EV1 Jura" },
	{ .id = 0x03, .name = "1252-EV1 Glenlivet" },
	{ .id = 0x11, .name = "6249-EV2 Glenfarclas", },
	{ .id = 0x21, .name = "1275-EV1 Mortlach" },
	{ .id = 0x25, .name = "1274-EV1 Glencadam" },
	{ .id = 0x31, .name = "1253-EV1 Tomatin", },
	{ .id = 0x39, .name = "1254-EV1 Dallas Dhu",
	  .i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs) },
	{ .id = 0x3a, .name = "1259-EV1 Tobermory",
	  .i2c_devs = wm1259_devs, .num_i2c_devs = ARRAY_SIZE(wm1259_devs) },
	{ .id = 0x3b, .name = "1255-EV1 Kilchoman",
	  .i2c_devs = wm1255_devs, .num_i2c_devs = ARRAY_SIZE(wm1255_devs) },
	{ .id = 0x3c, .name = "1273-EV1 Longmorn" },
};

static __devinit int wlf_gf_module_probe(struct i2c_client *i2c,
					 const struct i2c_device_id *i2c_id)
{
	int ret, i, j, id, rev;

	ret = i2c_smbus_read_byte_data(i2c, 0);
	if (ret < 0) {
		dev_err(&i2c->dev, "Failed to read ID: %d\n", ret);
		return ret;
	}

	id = (ret & 0xfe) >> 2;
	rev = ret & 0x3;
	for (i = 0; i < ARRAY_SIZE(gf_mods); i++)
		if (id == gf_mods[i].id)
			break;

	if (i < ARRAY_SIZE(gf_mods)) {
		dev_info(&i2c->dev, "%s revision %d\n",
			 gf_mods[i].name, rev + 1);
		for (j = 0; j < gf_mods[i].num_i2c_devs; j++) {
			if (!i2c_new_device(i2c->adapter,
					    &(gf_mods[i].i2c_devs[j])))
				dev_err(&i2c->dev,
					"Failed to register dev: %d\n", ret);
		}
	} else {
		dev_warn(&i2c->dev, "Unknown module ID %d revision %d\n",
			 id, rev);
	}

	return 0;
}

static const struct i2c_device_id wlf_gf_module_id[] = {
	{ "wlf-gf-module", 0 },
	{ }
};

static struct i2c_driver wlf_gf_module_driver = {
	.driver = {
		.name = "wlf-gf-module",
		.owner = THIS_MODULE,
	},
	.probe = wlf_gf_module_probe,
	.id_table = wlf_gf_module_id,
};

static int __init wlf_gf_module_register(void)
{
	return i2c_add_driver(&wlf_gf_module_driver);
}
module_init(wlf_gf_module_register);