u-boot/include/palmas.h
Nishanth Menon da2cc4545b palmas: add header guard
Add an header guard to common header file to prevent multiple
includes messing things up.

Signed-off-by: Nishanth Menon <nm@ti.com>
2013-05-10 08:25:55 -04:00

58 lines
1.6 KiB
C

/*
* (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 */
#define PALMAS_CHIP_ADDR 0x48
/* 0x1XY translates to page 1, register address 0xXY */
#define LDO9_CTRL 0x60
#define LDO9_VOLTAGE 0x61
/* Bit field definitions for LDOx_CTRL */
#define LDO_ON (1 << 4)
#define LDO_MODE_SLEEP (1 << 2)
#define LDO_MODE_ACTIVE (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);
#endif /* PALMAS_H */