mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-30 16:39:35 +00:00
ce851c8b3c
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>
42 lines
1.3 KiB
C
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);
|