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