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/*
* (C) Copyright 2012-2013
* Texas Instruments, <www.ti.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef PALMAS_H
#define PALMAS_H
#include <common.h>
#include <i2c.h>
/* I2C chip addresses, TW6035/37 */
#define TWL603X_CHIP_P1 0x48 /* Page 1 */
#define TWL603X_CHIP_P2 0x49 /* Page 2 */
#define TWL603X_CHIP_P3 0x4a /* Page 3 */
/* TPS659038/39 */
#define TPS65903X_CHIP_P1 0x58 /* Page 1 */
/* Page 1 registers (0x1XY translates to page 1, reg addr 0xXY): */
/* LDO1 control/voltage */
#define LDO1_CTRL 0x50
#define LDO1_VOLTAGE 0x51
/* LDO9 control/voltage */
#define LDO9_CTRL 0x60
#define LDO9_VOLTAGE 0x61
/* LDOUSB control/voltage */
#define LDOUSB_CTRL 0x64
#define LDOUSB_VOLTAGE 0x65
/* Control of 32 kHz audio clock */
#define CLK32KGAUDIO_CTRL 0xd5
/* SYSEN2_CTRL for VCC_3v3_AUX supply on the sEVM */
#define SYSEN2_CTRL 0xd9
/*
* Bit field definitions for LDOx_CTRL, SYSENx_CTRL
* and some other xxx_CTRL resources:
*/
#define LDO9_BYP_EN (1 << 6) /* LDO9 only! */
#define RSC_STAT_ON (1 << 4) /* RO status bit! */
#define RSC_MODE_SLEEP (1 << 2)
#define RSC_MODE_ACTIVE (1 << 0)
/* Some LDO voltage values */
#define LDO_VOLT_OFF 0
#define LDO_VOLT_1V8 0x13
#define LDO_VOLT_3V0 0x2b
#define LDO_VOLT_3V3 0x31
/* Request bypass, LDO9 only */
#define LDO9_BYPASS 0x3f
/* SMPS7_CTRL */
#define SMPS7_CTRL 0x30
/* SMPS9_CTRL */
#define SMPS9_CTRL 0x38
#define SMPS9_VOLTAGE 0x3b
/* Bit field definitions for SMPSx_CTRL */
#define SMPS_MODE_ACT_AUTO 1
#define SMPS_MODE_ACT_ECO 2
#define SMPS_MODE_ACT_FPWM 3
#define SMPS_MODE_SLP_AUTO (1 << 2)
#define SMPS_MODE_SLP_ECO (2 << 2)
#define SMPS_MODE_SLP_FPWM (3 << 2)
/*
* Some popular SMPS voltages, all with RANGE=1; note
* that RANGE cannot be changed on the fly
*/
#define SMPS_VOLT_OFF 0
#define SMPS_VOLT_1V2 0x90
#define SMPS_VOLT_1V8 0xae
#define SMPS_VOLT_2V1 0xbd
#define SMPS_VOLT_3V0 0xea
#define SMPS_VOLT_3V3 0xf9
/* Backup Battery & VRTC Control */
#define BB_VRTC_CTRL 0xa8
/* Bit definitions for BB_VRTC_CTRL */
#define VRTC_EN_SLP (1 << 6)
#define VRTC_EN_OFF (1 << 5)
#define VRTC_PWEN (1 << 4)
#define BB_LOW_ICHRG (1 << 3)
#define BB_HIGH_ICHRG (0 << 3)
#define BB_VSEL_3V0 (0 << 1)
#define BB_VSEL_2V5 (1 << 1)
#define BB_VSEL_3V15 (2 << 1)
#define BB_VSEL_VBAT (3 << 1)
#define BB_CHRG_EN (1 << 0)
/*
* Functions to read and write from TPS659038/TWL6035/TWL6037
* or other Palmas family of TI PMICs
*/
static inline int palmas_i2c_write_u8(u8 chip_no, u8 reg, u8 val)
{
return i2c_write(chip_no, reg, 1, &val, 1);
}
static inline int palmas_i2c_read_u8(u8 chip_no, u8 reg, u8 *val)
{
return i2c_read(chip_no, reg, 1, val, 1);
}
void palmas_init_settings(void);
int palmas_mmc1_poweron_ldo(void);
int twl603x_mmc1_set_ldo9(u8 vsel);
int twl603x_audio_power(u8 on);
int twl603x_enable_bb_charge(u8 bb_fields);
#endif /* PALMAS_H */
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