xref: /openbmc/linux/include/linux/mfd/twl6040.h (revision 7ae9fb1b7ecbb5d85d07857943f677fd1a559b18)
1  /* SPDX-License-Identifier: GPL-2.0-only */
2  /*
3   * MFD driver for twl6040
4   *
5   * Authors:     Jorge Eduardo Candelaria <jorge.candelaria@ti.com>
6   *              Misael Lopez Cruz <misael.lopez@ti.com>
7   *
8   * Copyright:   (C) 2011 Texas Instruments, Inc.
9   */
10  
11  #ifndef __TWL6040_CODEC_H__
12  #define __TWL6040_CODEC_H__
13  
14  #include <linux/interrupt.h>
15  #include <linux/mfd/core.h>
16  #include <linux/regulator/consumer.h>
17  #include <linux/clk.h>
18  
19  #define TWL6040_REG_ASICID		0x01
20  #define TWL6040_REG_ASICREV		0x02
21  #define TWL6040_REG_INTID		0x03
22  #define TWL6040_REG_INTMR		0x04
23  #define TWL6040_REG_NCPCTL		0x05
24  #define TWL6040_REG_LDOCTL		0x06
25  #define TWL6040_REG_HPPLLCTL		0x07
26  #define TWL6040_REG_LPPLLCTL		0x08
27  #define TWL6040_REG_LPPLLDIV		0x09
28  #define TWL6040_REG_AMICBCTL		0x0A
29  #define TWL6040_REG_DMICBCTL		0x0B
30  #define TWL6040_REG_MICLCTL		0x0C
31  #define TWL6040_REG_MICRCTL		0x0D
32  #define TWL6040_REG_MICGAIN		0x0E
33  #define TWL6040_REG_LINEGAIN		0x0F
34  #define TWL6040_REG_HSLCTL		0x10
35  #define TWL6040_REG_HSRCTL		0x11
36  #define TWL6040_REG_HSGAIN		0x12
37  #define TWL6040_REG_EARCTL		0x13
38  #define TWL6040_REG_HFLCTL		0x14
39  #define TWL6040_REG_HFLGAIN		0x15
40  #define TWL6040_REG_HFRCTL		0x16
41  #define TWL6040_REG_HFRGAIN		0x17
42  #define TWL6040_REG_VIBCTLL		0x18
43  #define TWL6040_REG_VIBDATL		0x19
44  #define TWL6040_REG_VIBCTLR		0x1A
45  #define TWL6040_REG_VIBDATR		0x1B
46  #define TWL6040_REG_HKCTL1		0x1C
47  #define TWL6040_REG_HKCTL2		0x1D
48  #define TWL6040_REG_GPOCTL		0x1E
49  #define TWL6040_REG_ALB			0x1F
50  #define TWL6040_REG_DLB			0x20
51  #define TWL6040_REG_TRIM1		0x28
52  #define TWL6040_REG_TRIM2		0x29
53  #define TWL6040_REG_TRIM3		0x2A
54  #define TWL6040_REG_HSOTRIM		0x2B
55  #define TWL6040_REG_HFOTRIM		0x2C
56  #define TWL6040_REG_ACCCTL		0x2D
57  #define TWL6040_REG_STATUS		0x2E
58  
59  /* INTID (0x03) fields */
60  
61  #define TWL6040_THINT			0x01
62  #define TWL6040_PLUGINT			0x02
63  #define TWL6040_UNPLUGINT		0x04
64  #define TWL6040_HOOKINT			0x08
65  #define TWL6040_HFINT			0x10
66  #define TWL6040_VIBINT			0x20
67  #define TWL6040_READYINT		0x40
68  
69  /* INTMR (0x04) fields */
70  
71  #define TWL6040_THMSK			0x01
72  #define TWL6040_PLUGMSK			0x02
73  #define TWL6040_HOOKMSK			0x08
74  #define TWL6040_HFMSK			0x10
75  #define TWL6040_VIBMSK			0x20
76  #define TWL6040_READYMSK		0x40
77  #define TWL6040_ALLINT_MSK		0x7B
78  
79  /* NCPCTL (0x05) fields */
80  
81  #define TWL6040_NCPENA			0x01
82  #define TWL6040_NCPOPEN			0x40
83  
84  /* LDOCTL (0x06) fields */
85  
86  #define TWL6040_LSLDOENA		0x01
87  #define TWL6040_HSLDOENA		0x04
88  #define TWL6040_REFENA			0x40
89  #define TWL6040_OSCENA			0x80
90  
91  /* HPPLLCTL (0x07) fields */
92  
93  #define TWL6040_HPLLENA			0x01
94  #define TWL6040_HPLLRST			0x02
95  #define TWL6040_HPLLBP			0x04
96  #define TWL6040_HPLLSQRENA		0x08
97  #define TWL6040_MCLK_12000KHZ		(0 << 5)
98  #define TWL6040_MCLK_19200KHZ		(1 << 5)
99  #define TWL6040_MCLK_26000KHZ		(2 << 5)
100  #define TWL6040_MCLK_38400KHZ		(3 << 5)
101  #define TWL6040_MCLK_MSK		0x60
102  
103  /* LPPLLCTL (0x08) fields */
104  
105  #define TWL6040_LPLLENA			0x01
106  #define TWL6040_LPLLRST			0x02
107  #define TWL6040_LPLLSEL			0x04
108  #define TWL6040_LPLLFIN			0x08
109  #define TWL6040_HPLLSEL			0x10
110  
111  /* HSLCTL/R (0x10/0x11) fields */
112  
113  #define TWL6040_HSDACENA		(1 << 0)
114  #define TWL6040_HSDACMODE		(1 << 1)
115  #define TWL6040_HSDRVENA		(1 << 2)
116  #define TWL6040_HSDRVMODE		(1 << 3)
117  
118  /* HFLCTL/R (0x14/0x16) fields */
119  
120  #define TWL6040_HFDACENA		(1 << 0)
121  #define TWL6040_HFPGAENA		(1 << 1)
122  #define TWL6040_HFDRVENA		(1 << 4)
123  #define TWL6040_HFSWENA			(1 << 6)
124  
125  /* VIBCTLL/R (0x18/0x1A) fields */
126  
127  #define TWL6040_VIBENA			(1 << 0)
128  #define TWL6040_VIBSEL			(1 << 1)
129  #define TWL6040_VIBCTRL			(1 << 2)
130  #define TWL6040_VIBCTRL_P		(1 << 3)
131  #define TWL6040_VIBCTRL_N		(1 << 4)
132  
133  /* VIBDATL/R (0x19/0x1B) fields */
134  
135  #define TWL6040_VIBDAT_MAX		0x64
136  
137  /* GPOCTL (0x1E) fields */
138  
139  #define TWL6040_GPO1			0x01
140  #define TWL6040_GPO2			0x02
141  #define TWL6040_GPO3			0x04
142  
143  /* ACCCTL (0x2D) fields */
144  
145  #define TWL6040_I2CSEL			0x01
146  #define TWL6040_RESETSPLIT		0x04
147  #define TWL6040_INTCLRMODE		0x08
148  #define TWL6040_I2CMODE(x)		((x & 0x3) << 4)
149  
150  /* STATUS (0x2E) fields */
151  
152  #define TWL6040_PLUGCOMP		0x02
153  #define TWL6040_VIBLOCDET		0x10
154  #define TWL6040_VIBROCDET		0x20
155  #define TWL6040_TSHUTDET                0x40
156  
157  #define TWL6040_CELLS			4
158  
159  #define TWL6040_REV_ES1_0		0x00
160  #define TWL6040_REV_ES1_1		0x01 /* Rev ES1.1 and ES1.2 */
161  #define TWL6040_REV_ES1_3		0x02
162  #define TWL6041_REV_ES2_0		0x10
163  
164  #define TWL6040_IRQ_TH			0
165  #define TWL6040_IRQ_PLUG		1
166  #define TWL6040_IRQ_HOOK		2
167  #define TWL6040_IRQ_HF			3
168  #define TWL6040_IRQ_VIB			4
169  #define TWL6040_IRQ_READY		5
170  
171  /* PLL selection */
172  #define TWL6040_SYSCLK_SEL_LPPLL	0
173  #define TWL6040_SYSCLK_SEL_HPPLL	1
174  
175  #define TWL6040_GPO_MAX	3
176  
177  struct gpio_desc;
178  struct regmap;
179  struct regmap_irq_chips_data;
180  
181  struct twl6040 {
182  	struct device *dev;
183  	struct regmap *regmap;
184  	struct regmap_irq_chip_data *irq_data;
185  	struct regulator_bulk_data supplies[2]; /* supplies for vio, v2v1 */
186  	struct clk *clk32k;
187  	struct clk *mclk;
188  	struct mutex mutex;
189  	struct mutex irq_mutex;
190  	struct mfd_cell cells[TWL6040_CELLS];
191  	struct completion ready;
192  
193  	struct gpio_desc *audpwron;
194  	int power_count;
195  	int rev;
196  
197  	/* PLL configuration */
198  	int pll;
199  	unsigned int sysclk_rate;
200  	unsigned int mclk_rate;
201  
202  	unsigned int irq;
203  	unsigned int irq_ready;
204  	unsigned int irq_th;
205  };
206  
207  int twl6040_reg_read(struct twl6040 *twl6040, unsigned int reg);
208  int twl6040_reg_write(struct twl6040 *twl6040, unsigned int reg,
209  		      u8 val);
210  int twl6040_set_bits(struct twl6040 *twl6040, unsigned int reg,
211  		     u8 mask);
212  int twl6040_clear_bits(struct twl6040 *twl6040, unsigned int reg,
213  		       u8 mask);
214  int twl6040_power(struct twl6040 *twl6040, int on);
215  int twl6040_set_pll(struct twl6040 *twl6040, int pll_id,
216  		    unsigned int freq_in, unsigned int freq_out);
217  int twl6040_get_pll(struct twl6040 *twl6040);
218  unsigned int twl6040_get_sysclk(struct twl6040 *twl6040);
219  
220  /* Get the combined status of the vibra control register */
221  int twl6040_get_vibralr_status(struct twl6040 *twl6040);
222  
twl6040_get_revid(struct twl6040 * twl6040)223  static inline int twl6040_get_revid(struct twl6040 *twl6040)
224  {
225  	return twl6040->rev;
226  }
227  
228  
229  #endif  /* End of __TWL6040_CODEC_H__ */
230