u-boot/include/twl6035.h
Vincent Stehlé ce851c8b3c power: twl6035: complain on LDO9 error
We handle i2c_write return code and complain in case of error. We propagate the
error, too, to allow better handling at the upper level in the future.

Signed-off-by: Vincent Stehlé <v-stehle@ti.com>
2012-12-10 12:45:35 -07:00

42 lines
1.3 KiB
C

/*
* (C) Copyright 2012
* 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
*/
#include <common.h>
#include <i2c.h>
/* I2C chip addresses */
#define TWL6035_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)
int twl6035_i2c_write_u8(u8 chip_no, u8 val, u8 reg);
int twl6035_i2c_read_u8(u8 chip_no, u8 *val, u8 reg);
void twl6035_init_settings(void);
int twl6035_mmc1_poweron_ldo(void);