/* * Copyright 2004 Freescale Semiconductor. * * 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> #include "eeprom.h" typedef struct { char idee_pcbid[4]; /* "CCID" for CDC v1.X */ u8 idee_major; u8 idee_minor; char idee_serial[10]; char idee_errata[2]; char idee_date[8]; /* yyyymmdd */ /* The rest of the EEPROM space is reserved */ } id_eeprom_t; unsigned int get_cpu_board_revision(void) { uint major = 0; uint minor = 0; id_eeprom_t id_eeprom; i2c_read(CFG_I2C_EEPROM_ADDR, 0, 2, (uchar *) &id_eeprom, sizeof(id_eeprom)); major = id_eeprom.idee_major; minor = id_eeprom.idee_minor; if (major == 0xff && minor == 0xff) { major = minor = 0; } return MPC85XX_CPU_BOARD_REV(major,minor); }