include/linux/i2c/tps65010.h

   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