include/palmas.h

   1 /*
   2  * (C) Copyright 2012-2013
   3  * Texas Instruments, <www.ti.com>
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7 #ifndef PALMAS_H
   8 #define PALMAS_H
   9
  10 #include <common.h>
  11 #include <i2c.h>
  12
  13 /* I2C chip addresses, TW6035/37 */
  14 #define TWL603X_CHIP_P1         0x48    /* Page 1 */
  15 #define TWL603X_CHIP_P2         0x49    /* Page 2 */
  16 #define TWL603X_CHIP_P3         0x4a    /* Page 3 */
  17
  18 /* TPS659038/39 */
  19 #define TPS65903X_CHIP_P1       0x58    /* Page 1 */
  20
  21 /* Page 1 registers (0x1XY translates to page 1, reg addr 0xXY): */
  22
  23 /* LDO1 control/voltage */
  24 #define LDO1_CTRL               0x50
  25 #define LDO1_VOLTAGE            0x51
  26
  27 /* LDO9 control/voltage */
  28 #define LDO9_CTRL               0x60
  29 #define LDO9_VOLTAGE            0x61
  30
  31 /* LDOUSB control/voltage */
  32 #define LDOUSB_CTRL             0x64
  33 #define LDOUSB_VOLTAGE          0x65
  34 #define LDO_CTRL                0x6a
  35
  36 /* Control of 32 kHz audio clock */
  37 #define CLK32KGAUDIO_CTRL       0xd5
  38
  39 /* SYSEN2_CTRL for VCC_3v3_AUX supply on the sEVM */
  40 #define SYSEN2_CTRL             0xd9
  41
  42 /*
  43  * Bit field definitions for LDOx_CTRL, SYSENx_CTRL
  44  * and some other xxx_CTRL resources:
  45  */
  46 #define LDO9_BYP_EN             (1 << 6)        /* LDO9 only! */
  47 #define RSC_STAT_ON             (1 << 4)        /* RO status bit! */
  48 #define RSC_MODE_SLEEP          (1 << 2)
  49 #define RSC_MODE_ACTIVE         (1 << 0)
  50
  51 /* Some LDO voltage values */
  52 #define LDO_VOLT_OFF            0
  53 #define LDO_VOLT_1V8            0x13
  54 #define LDO_VOLT_3V0            0x2b
  55 #define LDO_VOLT_3V3            0x31
  56 /* Request bypass, LDO9 only */
  57 #define LDO9_BYPASS             0x3f
  58
  59 /* SMPS7_CTRL */
  60 #define SMPS7_CTRL              0x30
  61
  62 /* SMPS9_CTRL */
  63 #define SMPS9_CTRL              0x38
  64 #define SMPS9_VOLTAGE           0x3b
  65
  66 /* SMPS10_CTRL */
  67 #define SMPS10_CTRL             0x3c
  68 #define SMPS10_MODE_ACTIVE_D    0x0d
  69
  70 /* Bit field definitions for SMPSx_CTRL */
  71 #define SMPS_MODE_ACT_AUTO      1
  72 #define SMPS_MODE_ACT_ECO       2
  73 #define SMPS_MODE_ACT_FPWM      3
  74 #define SMPS_MODE_SLP_AUTO      (1 << 2)
  75 #define SMPS_MODE_SLP_ECO       (2 << 2)
  76 #define SMPS_MODE_SLP_FPWM      (3 << 2)
  77
  78 /*
  79  * Some popular SMPS voltages, all with RANGE=1; note
  80  * that RANGE cannot be changed on the fly
  81  */
  82 #define SMPS_VOLT_OFF           0
  83 #define SMPS_VOLT_1V2           0x90
  84 #define SMPS_VOLT_1V8           0xae
  85 #define SMPS_VOLT_2V1           0xbd
  86 #define SMPS_VOLT_3V0           0xea
  87 #define SMPS_VOLT_3V3           0xf9
  88
  89 /* Backup Battery & VRTC Control */
  90 #define BB_VRTC_CTRL            0xa8
  91 /* Bit definitions for BB_VRTC_CTRL */
  92 #define VRTC_EN_SLP             (1 << 6)
  93 #define VRTC_EN_OFF             (1 << 5)
  94 #define VRTC_PWEN               (1 << 4)
  95 #define BB_LOW_ICHRG            (1 << 3)
  96 #define BB_HIGH_ICHRG           (0 << 3)
  97 #define BB_VSEL_3V0             (0 << 1)
  98 #define BB_VSEL_2V5             (1 << 1)
  99 #define BB_VSEL_3V15            (2 << 1)
 100 #define BB_VSEL_VBAT            (3 << 1)
 101 #define BB_CHRG_EN              (1 << 0)
 102
 103 /*
 104  * Functions to read and write from TPS659038/TWL6035/TWL6037
 105  * or other Palmas family of TI PMICs
 106  */
 107 static inline int palmas_i2c_write_u8(u8 chip_no, u8 reg, u8 val)
 108 {
 109         return i2c_write(chip_no, reg, 1, &val, 1);
 110 }
 111
 112 static inline int palmas_i2c_read_u8(u8 chip_no, u8 reg, u8 *val)
 113 {
 114         return i2c_read(chip_no, reg, 1, val, 1);
 115 }
 116
 117 void palmas_init_settings(void);
 118 int palmas_mmc1_poweron_ldo(void);
 119 int twl603x_mmc1_set_ldo9(u8 vsel);
 120 int twl603x_audio_power(u8 on);
 121 int twl603x_enable_bb_charge(u8 bb_fields);
 122 int palmas_enable_ss_ldo(void);
 123
 124 #endif /* PALMAS_H */