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1 /* linux/i2c/tps65010.h
2  *
3  * Functions to access TPS65010 power management device.
4  *
5  * Copyright (C) 2004 Dirk Behme <dirk.behme@de.bosch.com>
6  *
7  * This program is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU General Public License as published by the
9  * Free Software Foundation; either version 2 of the License, or (at your
10  * option) any later version.
11  *
12  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
13  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
14  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
15  * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
16  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
17  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
18  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
19  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
20  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
21  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
22  *
23  * You should have received a copy of the  GNU General Public License along
24  * with this program; if not, write  to the Free Software Foundation, Inc.,
25  * 675 Mass Ave, Cambridge, MA 02139, USA.
26  */
27 
28 #ifndef __LINUX_I2C_TPS65010_H
29 #define __LINUX_I2C_TPS65010_H
30 
31 /*
32  * ----------------------------------------------------------------------------
33  * Registers, all 8 bits
34  * ----------------------------------------------------------------------------
35  */
36 
37 #define	TPS_CHGSTATUS		0x01
38 #	define	TPS_CHG_USB		(1 << 7)
39 #	define	TPS_CHG_AC		(1 << 6)
40 #	define	TPS_CHG_THERM		(1 << 5)
41 #	define	TPS_CHG_TERM		(1 << 4)
42 #	define	TPS_CHG_TAPER_TMO	(1 << 3)
43 #	define	TPS_CHG_CHG_TMO		(1 << 2)
44 #	define	TPS_CHG_PRECHG_TMO	(1 << 1)
45 #	define	TPS_CHG_TEMP_ERR	(1 << 0)
46 #define	TPS_REGSTATUS		0x02
47 #	define	TPS_REG_ONOFF		(1 << 7)
48 #	define	TPS_REG_COVER		(1 << 6)
49 #	define	TPS_REG_UVLO		(1 << 5)
50 #	define	TPS_REG_NO_CHG		(1 << 4)	/* tps65013 */
51 #	define	TPS_REG_PG_LD02		(1 << 3)
52 #	define	TPS_REG_PG_LD01		(1 << 2)
53 #	define	TPS_REG_PG_MAIN		(1 << 1)
54 #	define	TPS_REG_PG_CORE		(1 << 0)
55 #define	TPS_MASK1		0x03
56 #define	TPS_MASK2		0x04
57 #define	TPS_ACKINT1		0x05
58 #define	TPS_ACKINT2		0x06
59 #define	TPS_CHGCONFIG		0x07
60 #	define	TPS_CHARGE_POR		(1 << 7)	/* 65010/65012 */
61 #	define	TPS65013_AUA		(1 << 7)	/* 65011/65013 */
62 #	define	TPS_CHARGE_RESET	(1 << 6)
63 #	define	TPS_CHARGE_FAST		(1 << 5)
64 #	define	TPS_CHARGE_CURRENT	(3 << 3)
65 #	define	TPS_VBUS_500MA		(1 << 2)
66 #	define	TPS_VBUS_CHARGING	(1 << 1)
67 #	define	TPS_CHARGE_ENABLE	(1 << 0)
68 #define	TPS_LED1_ON		0x08
69 #define	TPS_LED1_PER		0x09
70 #define	TPS_LED2_ON		0x0a
71 #define	TPS_LED2_PER		0x0b
72 #define	TPS_VDCDC1		0x0c
73 #	define	TPS_ENABLE_LP		(1 << 3)
74 #define	TPS_VDCDC2		0x0d
75 #define	TPS_VREGS1		0x0e
76 #	define	TPS_LDO2_ENABLE	(1 << 7)
77 #	define	TPS_LDO2_OFF	(1 << 6)
78 #	define	TPS_VLDO2_3_0V	(3 << 4)
79 #	define	TPS_VLDO2_2_75V	(2 << 4)
80 #	define	TPS_VLDO2_2_5V	(1 << 4)
81 #	define	TPS_VLDO2_1_8V	(0 << 4)
82 #	define	TPS_LDO1_ENABLE	(1 << 3)
83 #	define	TPS_LDO1_OFF	(1 << 2)
84 #	define	TPS_VLDO1_3_0V	(3 << 0)
85 #	define	TPS_VLDO1_2_75V	(2 << 0)
86 #	define	TPS_VLDO1_2_5V	(1 << 0)
87 #	define	TPS_VLDO1_ADJ	(0 << 0)
88 #define	TPS_MASK3		0x0f
89 #define	TPS_DEFGPIO		0x10
90 
91 /*
92  * ----------------------------------------------------------------------------
93  * Macros used by exported functions
94  * ----------------------------------------------------------------------------
95  */
96 
97 #define LED1  1
98 #define LED2  2
99 #define OFF   0
100 #define ON    1
101 #define BLINK 2
102 #define GPIO1 1
103 #define GPIO2 2
104 #define GPIO3 3
105 #define GPIO4 4
106 #define LOW   0
107 #define HIGH  1
108 
109 /*
110  * ----------------------------------------------------------------------------
111  * Exported functions
112  * ----------------------------------------------------------------------------
113  */
114 
115 /* Draw from VBUS:
116  *   0 mA -- DON'T DRAW (might supply power instead)
117  * 100 mA -- usb unit load (slowest charge rate)
118  * 500 mA -- usb high power (fast battery charge)
119  */
120 extern int tps65010_set_vbus_draw(unsigned mA);
121 
122 /* tps65010_set_gpio_out_value parameter:
123  * gpio:  GPIO1, GPIO2, GPIO3 or GPIO4
124  * value: LOW or HIGH
125  */
126 extern int tps65010_set_gpio_out_value(unsigned gpio, unsigned value);
127 
128 /* tps65010_set_led parameter:
129  * led:  LED1 or LED2
130  * mode: ON, OFF or BLINK
131  */
132 extern int tps65010_set_led(unsigned led, unsigned mode);
133 
134 /* tps65010_set_vib parameter:
135  * value: ON or OFF
136  */
137 extern int tps65010_set_vib(unsigned value);
138 
139 /* tps65010_set_low_pwr parameter:
140  * mode: ON or OFF
141  */
142 extern int tps65010_set_low_pwr(unsigned mode);
143 
144 /* tps65010_config_vregs1 parameter:
145  * value to be written to VREGS1 register
146  * Note: The complete register is written, set all bits you need
147  */
148 extern int tps65010_config_vregs1(unsigned value);
149 
150 /* tps65013_set_low_pwr parameter:
151  * mode: ON or OFF
152  */
153 extern int tps65013_set_low_pwr(unsigned mode);
154 
155 
156 struct i2c_client;
157 
158 /**
159  * struct tps65010_board - packages GPIO and LED lines
160  * @base: the GPIO number to assign to GPIO-1
161  * @outmask: bit (N-1) is set to allow GPIO-N to be used as an
162  *	(open drain) output
163  * @setup: optional callback issued once the GPIOs are valid
164  * @teardown: optional callback issued before the GPIOs are invalidated
165  * @context: optional parameter passed to setup() and teardown()
166  *
167  * Board data may be used to package the GPIO (and LED) lines for use
168  * in by the generic GPIO and LED frameworks.  The first four GPIOs
169  * starting at gpio_base are GPIO1..GPIO4.  The next two are LED1/nPG
170  * and LED2 (with hardware blinking capability, not currently exposed).
171  *
172  * The @setup callback may be used with the kind of board-specific glue
173  * which hands the (now-valid) GPIOs to other drivers, or which puts
174  * devices in their initial states using these GPIOs.
175  */
176 struct tps65010_board {
177 	int				base;
178 	unsigned			outmask;
179 
180 	int		(*setup)(struct i2c_client *client, void *context);
181 	int		(*teardown)(struct i2c_client *client, void *context);
182 	void		*context;
183 };
184 
185 #endif /*  __LINUX_I2C_TPS65010_H */
186 
187