diff options
Diffstat (limited to 'common/env_eeprom.c')
| -rw-r--r-- | common/env_eeprom.c | 44 |
1 files changed, 8 insertions, 36 deletions
diff --git a/common/env_eeprom.c b/common/env_eeprom.c index 45c935b6d..149370f83 100644 --- a/common/env_eeprom.c +++ b/common/env_eeprom.c @@ -5,23 +5,7 @@ * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com> * Andreas Heppel <aheppel@sysgo.de> * - * 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 + * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> @@ -49,24 +33,8 @@ static int eeprom_bus_read(unsigned dev_addr, unsigned offset, #if defined(CONFIG_I2C_ENV_EEPROM_BUS) int old_bus = i2c_get_bus_num(); - if (gd->flags & GD_FLG_RELOC) { - if (env_eeprom_bus == -1) { - I2C_MUX_DEVICE *dev = NULL; - dev = i2c_mux_ident_muxstring( - (uchar *)CONFIG_I2C_ENV_EEPROM_BUS); - if (dev != NULL) - env_eeprom_bus = dev->busid; - else - printf("error adding env eeprom bus.\n"); - } - if (old_bus != env_eeprom_bus) { - i2c_set_bus_num(env_eeprom_bus); - old_bus = env_eeprom_bus; - } - } else { - rcode = i2c_mux_ident_muxstring_f( - (uchar *)CONFIG_I2C_ENV_EEPROM_BUS); - } + if (old_bus != CONFIG_I2C_ENV_EEPROM_BUS) + i2c_set_bus_num(CONFIG_I2C_ENV_EEPROM_BUS); #endif rcode = eeprom_read(dev_addr, offset, buffer, cnt); @@ -75,6 +43,7 @@ static int eeprom_bus_read(unsigned dev_addr, unsigned offset, if (old_bus != env_eeprom_bus) i2c_set_bus_num(old_bus); #endif + return rcode; } @@ -85,9 +54,12 @@ static int eeprom_bus_write(unsigned dev_addr, unsigned offset, #if defined(CONFIG_I2C_ENV_EEPROM_BUS) int old_bus = i2c_get_bus_num(); - rcode = i2c_mux_ident_muxstring_f((uchar *)CONFIG_I2C_ENV_EEPROM_BUS); + if (old_bus != CONFIG_I2C_ENV_EEPROM_BUS) + i2c_set_bus_num(CONFIG_I2C_ENV_EEPROM_BUS); #endif + rcode = eeprom_write(dev_addr, offset, buffer, cnt); + #if defined(CONFIG_I2C_ENV_EEPROM_BUS) i2c_set_bus_num(old_bus); #endif |