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 /* LDO1 control/voltage for LP873x */
  28 #define LP873X_LDO1_ADDR        0x60
  29 #define LP873X_LDO1_CTRL        0x9
  30 #define LP873X_LDO1_VOLTAGE     0xa
  31 #define LP873X_LDO_VOLT_3V0     0x19
  32 #define LP873X_LDO_VOLT_1V8     0xa
  33 #define LP873X_LDO_CTRL_EN      (0x1 << 0)
  34 #define LP873X_LDO_CTRL_EN_PINCTRL      (0x1 << 1)
  35 #define LP873X_LDO_CTRL_RDIS_EN (0x1 << 2)
  36
  37 /* LDO2 control/voltage */
  38 #define LDO2_CTRL               0x52
  39 #define LDO2_VOLTAGE            0x53
  40
  41 /* LDO2 control/voltage */
  42 #define LDO4_CTRL               0x5e
  43 #define LDO4_VOLTAGE            0x5f
  44
  45 /* LDO9 control/voltage */
  46 #define LDO9_CTRL               0x60
  47 #define LDO9_VOLTAGE            0x61
  48
  49 /* LDOUSB control/voltage */
  50 #define LDOUSB_CTRL             0x64
  51 #define LDOUSB_VOLTAGE          0x65
  52 #define LDO_CTRL                0x6a
  53
  54 /* Control of 32 kHz audio clock */
  55 #define CLK32KGAUDIO_CTRL       0xd5
  56
  57 /* SYSEN2_CTRL for VCC_3v3_AUX supply on the sEVM */
  58 #define SYSEN2_CTRL             0xd9
  59
  60 /*
  61  * Bit field definitions for LDOx_CTRL, SYSENx_CTRL
  62  * and some other xxx_CTRL resources:
  63  */
  64 #define LDO9_BYP_EN             (1 << 6)        /* LDO9 only! */
  65 #define RSC_STAT_ON             (1 << 4)        /* RO status bit! */
  66 #define RSC_MODE_SLEEP          (1 << 2)
  67 #define RSC_MODE_ACTIVE         (1 << 0)
  68
  69 /* Some LDO voltage values */
  70 #define LDO_VOLT_OFF            0
  71 #define LDO_VOLT_1V8            0x13
  72 #define LDO_VOLT_3V0            0x2b
  73 #define LDO_VOLT_3V3            0x31
  74 /* Request bypass, LDO9 only */
  75 #define LDO9_BYPASS             0x3f
  76
  77 /* SMPS7_CTRL */
  78 #define SMPS7_CTRL              0x30
  79
  80 /* SMPS9_CTRL */
  81 #define SMPS9_CTRL              0x38
  82 #define SMPS9_VOLTAGE           0x3b
  83
  84 /* SMPS10_CTRL */
  85 #define SMPS10_CTRL             0x3c
  86 #define SMPS10_MODE_ACTIVE_D    0x0d
  87
  88 /* Bit field definitions for SMPSx_CTRL */
  89 #define SMPS_MODE_ACT_AUTO      1
  90 #define SMPS_MODE_ACT_ECO       2
  91 #define SMPS_MODE_ACT_FPWM      3
  92 #define SMPS_MODE_SLP_AUTO      (1 << 2)
  93 #define SMPS_MODE_SLP_ECO       (2 << 2)
  94 #define SMPS_MODE_SLP_FPWM      (3 << 2)
  95
  96 /*
  97  * Some popular SMPS voltages, all with RANGE=1; note
  98  * that RANGE cannot be changed on the fly
  99  */
 100 #define SMPS_VOLT_OFF           0
 101 #define SMPS_VOLT_1V2           0x90
 102 #define SMPS_VOLT_1V8           0xae
 103 #define SMPS_VOLT_2V1           0xbd
 104 #define SMPS_VOLT_3V0           0xea
 105 #define SMPS_VOLT_3V3           0xf9
 106
 107 /* Backup Battery & VRTC Control */
 108 #define BB_VRTC_CTRL            0xa8
 109 /* Bit definitions for BB_VRTC_CTRL */
 110 #define VRTC_EN_SLP             (1 << 6)
 111 #define VRTC_EN_OFF             (1 << 5)
 112 #define VRTC_PWEN               (1 << 4)
 113 #define BB_LOW_ICHRG            (1 << 3)
 114 #define BB_HIGH_ICHRG           (0 << 3)
 115 #define BB_VSEL_3V0             (0 << 1)
 116 #define BB_VSEL_2V5             (1 << 1)
 117 #define BB_VSEL_3V15            (2 << 1)
 118 #define BB_VSEL_VBAT            (3 << 1)
 119 #define BB_CHRG_EN              (1 << 0)
 120
 121 /*
 122  * Functions to read and write from TPS659038/TWL6035/TWL6037
 123  * or other Palmas family of TI PMICs
 124  */
 125 static inline int palmas_i2c_write_u8(u8 chip_no, u8 reg, u8 val)
 126 {
 127         return i2c_write(chip_no, reg, 1, &val, 1);
 128 }
 129
 130 static inline int palmas_i2c_read_u8(u8 chip_no, u8 reg, u8 *val)
 131 {
 132         return i2c_read(chip_no, reg, 1, val, 1);
 133 }
 134
 135 void palmas_init_settings(void);
 136 int palmas_mmc1_poweron_ldo(uint ldo_volt, uint ldo_ctrl, uint voltage);
 137 int lp873x_mmc1_poweron_ldo(uint voltage);
 138 int twl603x_mmc1_set_ldo9(u8 vsel);
 139 int twl603x_audio_power(u8 on);
 140 int twl603x_enable_bb_charge(u8 bb_fields);
 141 int palmas_enable_ss_ldo(void);
 142
 143 #endif /* PALMAS_H */