summaryrefslogtreecommitdiff
path: root/include/linux/mfd/twl6040.h
blob: 4c806f6d663e0d0f9cbc03d221577f4e7190dea9 (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
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
/*
 * MFD driver for twl6040
 *
 * Authors:     Jorge Eduardo Candelaria <jorge.candelaria@ti.com>
 *              Misael Lopez Cruz <misael.lopez@ti.com>
 *
 * Copyright:   (C) 2011 Texas Instruments, Inc.
 *
 * 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.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 *
 */

#ifndef __TWL6040_CODEC_H__
#define __TWL6040_CODEC_H__

#include <linux/interrupt.h>
#include <linux/mfd/core.h>

#define TWL6040_REG_ASICID		0x01
#define TWL6040_REG_ASICREV		0x02
#define TWL6040_REG_INTID		0x03
#define TWL6040_REG_INTMR		0x04
#define TWL6040_REG_NCPCTL		0x05
#define TWL6040_REG_LDOCTL		0x06
#define TWL6040_REG_HPPLLCTL		0x07
#define TWL6040_REG_LPPLLCTL		0x08
#define TWL6040_REG_LPPLLDIV		0x09
#define TWL6040_REG_AMICBCTL		0x0A
#define TWL6040_REG_DMICBCTL		0x0B
#define TWL6040_REG_MICLCTL		0x0C
#define TWL6040_REG_MICRCTL		0x0D
#define TWL6040_REG_MICGAIN		0x0E
#define TWL6040_REG_LINEGAIN		0x0F
#define TWL6040_REG_HSLCTL		0x10
#define TWL6040_REG_HSRCTL		0x11
#define TWL6040_REG_HSGAIN		0x12
#define TWL6040_REG_EARCTL		0x13
#define TWL6040_REG_HFLCTL		0x14
#define TWL6040_REG_HFLGAIN		0x15
#define TWL6040_REG_HFRCTL		0x16
#define TWL6040_REG_HFRGAIN		0x17
#define TWL6040_REG_VIBCTLL		0x18
#define TWL6040_REG_VIBDATL		0x19
#define TWL6040_REG_VIBCTLR		0x1A
#define TWL6040_REG_VIBDATR		0x1B
#define TWL6040_REG_HKCTL1		0x1C
#define TWL6040_REG_HKCTL2		0x1D
#define TWL6040_REG_GPOCTL		0x1E
#define TWL6040_REG_ALB			0x1F
#define TWL6040_REG_DLB			0x20
#define TWL6040_REG_TRIM1		0x28
#define TWL6040_REG_TRIM2		0x29
#define TWL6040_REG_TRIM3		0x2A
#define TWL6040_REG_HSOTRIM		0x2B
#define TWL6040_REG_HFOTRIM		0x2C
#define TWL6040_REG_ACCCTL		0x2D
#define TWL6040_REG_STATUS		0x2E

#define TWL6040_CACHEREGNUM		(TWL6040_REG_STATUS + 1)

#define TWL6040_VIOREGNUM		18
#define TWL6040_VDDREGNUM		21

/* INTID (0x03) fields */

#define TWL6040_THINT			0x01
#define TWL6040_PLUGINT			0x02
#define TWL6040_UNPLUGINT		0x04
#define TWL6040_HOOKINT			0x08
#define TWL6040_HFINT			0x10
#define TWL6040_VIBINT			0x20
#define TWL6040_READYINT		0x40

/* INTMR (0x04) fields */

#define TWL6040_THMSK			0x01
#define TWL6040_PLUGMSK			0x02
#define TWL6040_HOOKMSK			0x08
#define TWL6040_HFMSK			0x10
#define TWL6040_VIBMSK			0x20
#define TWL6040_READYMSK		0x40
#define TWL6040_ALLINT_MSK		0x7B

/* NCPCTL (0x05) fields */

#define TWL6040_NCPENA			0x01
#define TWL6040_NCPOPEN			0x40

/* LDOCTL (0x06) fields */

#define TWL6040_LSLDOENA		0x01
#define TWL6040_HSLDOENA		0x04
#define TWL6040_REFENA			0x40
#define TWL6040_OSCENA			0x80

/* HPPLLCTL (0x07) fields */

#define TWL6040_HPLLENA			0x01
#define TWL6040_HPLLRST			0x02
#define TWL6040_HPLLBP			0x04
#define TWL6040_HPLLSQRENA		0x08
#define TWL6040_MCLK_12000KHZ		(0 << 5)
#define TWL6040_MCLK_19200KHZ		(1 << 5)
#define TWL6040_MCLK_26000KHZ		(2 << 5)
#define TWL6040_MCLK_38400KHZ		(3 << 5)
#define TWL6040_MCLK_MSK		0x60

/* LPPLLCTL (0x08) fields */

#define TWL6040_LPLLENA			0x01
#define TWL6040_LPLLRST			0x02
#define TWL6040_LPLLSEL			0x04
#define TWL6040_LPLLFIN			0x08
#define TWL6040_HPLLSEL			0x10

/* HSLCTL (0x10) fields */

#define TWL6040_HSDACMODEL		0x02
#define TWL6040_HSDRVMODEL		0x08

/* HSRCTL (0x11) fields */

#define TWL6040_HSDACMODER		0x02
#define TWL6040_HSDRVMODER		0x08

/* VIBCTLL (0x18) fields */

#define TWL6040_VIBENAL			0x01
#define TWL6040_VIBCTRLL		0x04
#define TWL6040_VIBCTRLLP		0x08
#define TWL6040_VIBCTRLLN		0x10

/* VIBDATL (0x19) fields */

#define TWL6040_VIBDAT_MAX		0x64

/* VIBCTLR (0x1A) fields */

#define TWL6040_VIBENAR			0x01
#define TWL6040_VIBCTRLR		0x04
#define TWL6040_VIBCTRLRP		0x08
#define TWL6040_VIBCTRLRN		0x10

/* GPOCTL (0x1E) fields */

#define TWL6040_GPO1			0x01
#define TWL6040_GPO2			0x02
#define TWL6040_GPO3			0x03

/* ACCCTL (0x2D) fields */

#define TWL6040_I2CSEL			0x01
#define TWL6040_RESETSPLIT		0x04
#define TWL6040_INTCLRMODE		0x08

/* STATUS (0x2E) fields */

#define TWL6040_PLUGCOMP		0x02
#define TWL6040_VIBLOCDET		0x10
#define TWL6040_VIBROCDET		0x20
#define TWL6040_TSHUTDET                0x40

#define TWL6040_CELLS			2

#define TWL6040_REV_ES1_0		0x00
#define TWL6040_REV_ES1_1		0x01
#define TWL6040_REV_ES1_2		0x02

#define TWL6040_IRQ_TH			0
#define TWL6040_IRQ_PLUG		1
#define TWL6040_IRQ_HOOK		2
#define TWL6040_IRQ_HF			3
#define TWL6040_IRQ_VIB			4
#define TWL6040_IRQ_READY		5

/* PLL selection */
#define TWL6040_SYSCLK_SEL_LPPLL	0
#define TWL6040_SYSCLK_SEL_HPPLL	1

struct twl6040 {
	struct device *dev;
	struct mutex mutex;
	struct mutex io_mutex;
	struct mutex irq_mutex;
	struct mfd_cell cells[TWL6040_CELLS];
	struct completion ready;

	int audpwron;
	int power_count;
	int rev;

	int pll;
	unsigned int sysclk;

	unsigned int irq;
	unsigned int irq_base;
	u8 irq_masks_cur;
	u8 irq_masks_cache;
};

int twl6040_reg_read(struct twl6040 *twl6040, unsigned int reg);
int twl6040_reg_write(struct twl6040 *twl6040, unsigned int reg,
		      u8 val);
int twl6040_set_bits(struct twl6040 *twl6040, unsigned int reg,
		     u8 mask);
int twl6040_clear_bits(struct twl6040 *twl6040, unsigned int reg,
		       u8 mask);
int twl6040_power(struct twl6040 *twl6040, int on);
int twl6040_set_pll(struct twl6040 *twl6040, int pll_id,
		    unsigned int freq_in, unsigned int freq_out);
int twl6040_get_pll(struct twl6040 *twl6040);
unsigned int twl6040_get_sysclk(struct twl6040 *twl6040);
int twl6040_irq_init(struct twl6040 *twl6040);
void twl6040_irq_exit(struct twl6040 *twl6040);

#endif  /* End of __TWL6040_CODEC_H__ */