include/linux/i2c/tps65910.h

   1 /* linux/i2c/tps65910.h
   2  *
   3  *  TPS65910 Power Management Device Definitions.
   4  *
   5  * Based on include/linux/i2c/twl.h
   6  *
   7  * Copyright (C) 2010 Mistral Solutions Pvt Ltd <www.mistralsolutions.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU General Public License as published by the
  11  * Free Software Foundation; either version 2 of the License, or (at your
  12  * option) any later version.
  13  *
  14  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
  15  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  16  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
  17  * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  19  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
  20  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  21  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  *
  25  * You should have received a copy of the  GNU General Public License along
  26  * with this program; if not, write  to the Free Software Foundation, Inc.,
  27  * 675 Mass Ave, Cambridge, MA 02139, USA.
  28  */
  29
  30 #ifndef __LINUX_I2C_TPS65910_H
  31 #define __LINUX_I2C_TPS65910_H
  32
  33 #define TPS65910_NUM_SLAVES     1
  34 /* I2C Slave Address 7-bit */
  35 #define TPS65910_I2C_ID0        0x2D /* general-purpose */
  36 #define TPS65910_I2C_ID1        0x12 /* Smart Reflex */
  37
  38 /* TPS65910 to host IRQ */
  39 #define TPS65910_HOST_IRQ       RK29_PIN4_PD3
  40
  41 /* TPS65910 MAX GPIOs */
  42 #define TPS65910_GPIO_MAX       1
  43
  44 /*
  45  * ----------------------------------------------------------------------------
  46  * Registers, all 8 bits
  47  * ----------------------------------------------------------------------------
  48  */
  49 #define TPS65910_REG_SECONDS            0x00
  50 #define TPS65910_REG_MINUTES            0x01
  51 #define TPS65910_REG_HOURS              0x02
  52 #define TPS65910_REG_DAYS               0x03
  53 #define TPS65910_REG_MONTHS             0x04
  54 #define TPS65910_REG_YEARS              0x05
  55 #define TPS65910_REG_WEEKS              0x06
  56 #define TPS65910_REG_ALARM_SECONDS      0x08
  57 #define TPS65910_REG_ALARM_MINUTES      0x09
  58 #define TPS65910_REG_ALARM_HOURS        0x0A
  59 #define TPS65910_REG_ALARM_DAYS         0x0B
  60 #define TPS65910_REG_ALARM_MONTHS       0x0C
  61 #define TPS65910_REG_ALARM_YEARS        0x0D
  62
  63 #define TPS65910_REG_RTC_CTRL           0x10
  64 #define TPS65910_REG_RTC_STATUS         0x11
  65 #define TPS65910_REG_RTC_INTERRUPTS     0x12
  66 #define TPS65910_REG_RTC_COMP_LSB       0x13
  67 #define TPS65910_REG_RTC_COMP_MSB       0x14
  68 #define TPS65910_REG_RTC_RES_PROG       0x15
  69 #define TPS65910_REG_RTC_RESET_STATUS   0x16
  70 #define TPS65910_REG_BCK1               0x17
  71 #define TPS65910_REG_BCK2               0x18
  72 #define TPS65910_REG_BCK3               0x19
  73 #define TPS65910_REG_BCK4               0x1A
  74 #define TPS65910_REG_BCK5               0x1B
  75 #define TPS65910_REG_PUADEN             0x1C
  76 #define TPS65910_REG_REF                0x1D
  77 #define TPS65910_REG_VRTC               0x1E
  78
  79 #define TPS65910_REG_VIO                0x20
  80 #define TPS65910_REG_VDD1               0x21
  81 #define TPS65910_REG_VDD1_OP            0x22
  82 #define TPS65910_REG_VDD1_SR            0x23
  83 #define TPS65910_REG_VDD2               0x24
  84 #define TPS65910_REG_VDD2_OP            0x25
  85 #define TPS65910_REG_VDD2_SR            0x26
  86 #define TPS65910_REG_VDD3               0x27
  87
  88 #define TPS65910_REG_VDIG1              0x30
  89 #define TPS65910_REG_VDIG2              0x31
  90 #define TPS65910_REG_VAUX1              0x32
  91 #define TPS65910_REG_VAUX2              0x33
  92 #define TPS65910_REG_VAUX33             0x34
  93 #define TPS65910_REG_VMMC               0x35
  94 #define TPS65910_REG_VPLL               0x36
  95 #define TPS65910_REG_VDAC               0x37
  96 #define TPS65910_REG_THERM              0x38
  97 #define TPS65910_REG_BBCH               0x39
  98
  99 #define TPS65910_REG_DCDCCTRL           0x3E
 100 #define TPS65910_REG_DEVCTRL            0x3F
 101 #define TPS65910_REG_DEVCTRL2           0x40
 102 #define TPS65910_REG_SLEEP_KEEP_LDO_ON  0x41
 103 #define TPS65910_REG_SLEEP_KEEP_RES_ON  0x42
 104 #define TPS65910_REG_SLEEP_SET_LDO_OFF  0x43
 105 #define TPS65910_REG_SLEEP_SET_RES_OFF  0x44
 106 #define TPS65910_REG_EN1_LDO_ASS        0x45
 107 #define TPS65910_REG_EN1_SMPS_ASS       0x46
 108 #define TPS65910_REG_EN2_LDO_ASS        0x47
 109 #define TPS65910_REG_EN2_SMPS_ASS       0x48
 110 #define TPS65910_REG_EN3_LDO_ASS        0x49
 111 #define TPS65910_REG_SPARE              0x4A
 112
 113 #define TPS65910_REG_INT_STS            0x50
 114 #define TPS65910_REG_INT_MSK            0x51
 115 #define TPS65910_REG_INT_STS2           0x52
 116 #define TPS65910_REG_INT_MSK2           0x53
 117 #define TPS65910_REG_INT_STS3           0x54
 118 #define TPS65910_REG_INT_MSK3           0x55
 119
 120 #define TPS65910_REG_GPIO0              0x60
 121
 122 #define TPS65910_REG_JTAGVERNUM         0x80
 123
 124 /* TPS65910 GPIO Specific flags */
 125 #define TPS65910_GPIO_INT_FALLING       0
 126 #define TPS65910_GPIO_INT_RISING        1
 127
 128 #define TPS65910_DEBOUNCE_91_5_MS       0
 129 #define TPS65910_DEBOUNCE_150_MS        1
 130
 131 #define TPS65910_GPIO_PUDIS             (1 << 3)
 132 #define TPS65910_GPIO_CFG_OUTPUT        (1 << 2)
 133
 134
 135
 136 /* TPS65910 Interrupt events */
 137
 138 /* RTC Driver */
 139 #define TPS65910_RTC_ALARM_IT           0x80
 140 #define TPS65910_RTC_PERIOD_IT          0x40
 141
 142 /*Core Driver */
 143 #define TPS65910_HOT_DIE_IT             0x20
 144 #define TPS65910_PWRHOLD_IT             0x10
 145 #define TPS65910_PWRON_LP_IT            0x08
 146 #define TPS65910_PWRON_IT               0x04
 147 #define TPS65910_VMBHI_IT               0x02
 148 #define TPS65910_VMBGCH_IT              0x01
 149
 150 /* GPIO driver */
 151 #define TPS65910_GPIO_F_IT              0x02
 152 #define TPS65910_GPIO_R_IT              0x01
 153
 154
 155 #define TPS65910_VRTC_OFFMASK           (1<<3)
 156
 157 /* Back-up battery charger control */
 158 #define TPS65910_BBCHEN                 0x01
 159
 160 /* Back-up battery charger voltage */
 161 #define TPS65910_BBSEL_3P0              0x00
 162 #define TPS65910_BBSEL_2P52             0x02
 163 #define TPS65910_BBSEL_3P15             0x04
 164 #define TPS65910_BBSEL_VBAT             0x06
 165
 166 /* DEVCTRL_REG flags */
 167 #define TPS65910_RTC_PWDNN              0x40
 168 #define TPS65910_CK32K_CTRL             0x20
 169 #define TPS65910_SR_CTL_I2C_SEL         0x10
 170 #define TPS65910_DEV_OFF_RST            0x08
 171 #define TPS65910_DEV_ON                 0x04
 172 #define TPS65910_DEV_SLP                0x02
 173 #define TPS65910_DEV_OFF                0x01
 174
 175 /* DEVCTRL2_REG flags */
 176 #define TPS65910_DEV2_TSLOT_LENGTH      0x30
 177 #define TPS65910_DEV2_SLEEPSIG_POL      0x08
 178 #define TPS65910_DEV2_PWON_LP_OFF       0x04
 179 #define TPS65910_DEV2_PWON_LP_RST       0x02
 180 #define TPS65910_DEV2_IT_POL            0x01
 181
 182 /* TPS65910 SMPS/LDO's */
 183 #define TPS65910_VIO                    0
 184 #define TPS65910_VDD1                   1
 185 #define TPS65910_VDD2                   2
 186 #define TPS65910_VDD3                   3
 187 /* LDOs */
 188 #define TPS65910_VDIG1                  4
 189 #define TPS65910_VDIG2                  5
 190 #define TPS65910_VAUX33                 6
 191 #define TPS65910_VMMC                   7
 192 #define TPS65910_VAUX1                  8
 193 #define TPS65910_VAUX2                  9
 194 #define TPS65910_VDAC                   10
 195 #define TPS65910_VPLL                   11
 196 /* Internal LDO */
 197 #define TPS65910_VRTC                   12
 198
 199 /* Number of step-down/up converters available */
 200 #define TPS65910_NUM_DCDC               4
 201
 202 /* Number of LDO voltage regulators  available */
 203 #define TPS65910_NUM_LDO                9
 204
 205 /* Number of total regulators available */
 206 #define TPS65910_NUM_REGULATOR  (TPS65910_NUM_DCDC + TPS65910_NUM_LDO)
 207
 208
 209 /* Regulator Supply state */
 210 #define SUPPLY_STATE_FLAG               0x03
 211 /* OFF States */
 212 #define TPS65910_REG_OFF_00             0x00
 213 #define TPS65910_REG_OFF_10             0x02
 214 /* OHP - on High Power */
 215 #define TPS65910_REG_OHP                0x01
 216 /* OLP - on Low Power */
 217 #define TPS65910_REG_OLP                0x03
 218
 219 #define TPS65910_MAX_IRQS               10
 220 #define TPS65910_VMBDCH_IRQ             0
 221 #define TPS65910_VMBHI_IRQ              1
 222 #define TPS65910_PWRON_IRQ              2
 223 #define TPS65910_PWRON_LP_IRQ           3
 224 #define TPS65910_PWRHOLD_IRQ            4
 225 #define TPS65910_HOTDIE_IRQ             5
 226 #define TPS65910_RTC_ALARM_IRQ          6
 227 #define TPS65910_RTC_PERIOD_IRQ         7
 228 #define TPS65910_GPIO0_R_IRQ            8
 229 #define TPS65910_GPIO0_F_IRQ            9
 230
 231 /* TPS65910 has 1 GPIO  */
 232 struct tps65910_gpio {
 233         u8      debounce;
 234         u8      pullup_pulldown;
 235         u8      gpio_config;  /* Input or output */
 236         u8      gpio_val;    /* Output value */
 237         int (*gpio_setup)(struct tps65910_gpio *pdata);
 238         int (*gpio_taredown)(struct tps65910_gpio *pdata);
 239 };
 240
 241 struct tps65910_platform_data {
 242
 243         unsigned irq_num;  /* TPS65910 to Host IRQ Number */
 244         struct tps65910_gpio    *gpio;
 245
 246         /* plaform specific data to be initialised in board file */
 247         struct regulator_init_data *vio;
 248         struct regulator_init_data *vdd1;
 249         struct regulator_init_data *vdd2;
 250         struct regulator_init_data *vdd3;
 251         struct regulator_init_data *vdig1;
 252         struct regulator_init_data *vdig2;
 253         struct regulator_init_data *vaux33;
 254         struct regulator_init_data *vmmc;
 255         struct regulator_init_data *vaux1;
 256         struct regulator_init_data *vaux2;
 257         struct regulator_init_data *vdac;
 258         struct regulator_init_data *vpll;
 259
 260         void  (*handlers[TPS65910_MAX_IRQS]) (void  *data);
 261         /* Configure TP65910 to board specific usage*/
 262         int (*board_tps65910_config)(struct tps65910_platform_data *pdata);
 263 };
 264
 265 int tps65910_enable_bbch(u8 voltage);
 266 int tps65910_disable_bbch(void);
 267
 268 int tps65910_remove_irq_work(int irq);
 269 int tps65910_add_irq_work(int irq, void (*handler)(void *data));
 270
 271 int tps65910_i2c_write_u8(u8 slave_addr, u8 val, u8 reg);
 272 int tps65910_i2c_read_u8(u8 slave_addr, u8 *val, u8 reg);
 273
 274 #endif /*  __LINUX_I2C_TPS65910_H */
 275