diff options
| -rw-r--r-- | board/cm_t35/cm_t35.c | 6 | ||||
| -rw-r--r-- | board/cm_t35/eeprom.c | 18 | ||||
| -rw-r--r-- | board/cm_t35/eeprom.h | 33 |
3 files changed, 54 insertions, 3 deletions
diff --git a/board/cm_t35/cm_t35.c b/board/cm_t35/cm_t35.c index 0d5a401..0a04994 100644 --- a/board/cm_t35/cm_t35.c +++ b/board/cm_t35/cm_t35.c @@ -42,6 +42,8 @@ #include <asm/arch/sys_proto.h> #include <asm/mach-types.h> +#include "eeprom.h" + DECLARE_GLOBAL_DATA_PTR; const omap3_sysinfo sysinfo = { @@ -383,11 +385,9 @@ static int handle_mac_address(void) if (rc) return 0; -#ifdef CONFIG_DRIVER_OMAP34XX_I2C - rc = i2c_read(0x50, 0, 1, enetaddr, 6); + rc = cm_t3x_eeprom_read_mac_addr(enetaddr); if (rc) return rc; -#endif if (!is_valid_ether_addr(enetaddr)) return -1; diff --git a/board/cm_t35/eeprom.c b/board/cm_t35/eeprom.c index b3d332f..dfa171d 100644 --- a/board/cm_t35/eeprom.c +++ b/board/cm_t35/eeprom.c @@ -29,6 +29,8 @@ #define BOARD_REV_OFFSET_LEGACY 6 #define BOARD_REV_SIZE 4 #define BOARD_REV_SIZE_LEGACY 2 +#define MAC_ADDR_OFFSET 4 +#define MAC_ADDR_OFFSET_LEGACY 0 #define LAYOUT_INVALID 0 #define LAYOUT_LEGACY 0xff @@ -82,6 +84,22 @@ void get_board_serial(struct tag_serialnr *serialnr) } /* + * Routine: cm_t3x_eeprom_read_mac_addr + * Description: read mac address and store it in buf. + */ +int cm_t3x_eeprom_read_mac_addr(uchar *buf) +{ + uint offset; + + if (eeprom_setup_layout()) + return 0; + + offset = (eeprom_layout != LAYOUT_LEGACY) ? + MAC_ADDR_OFFSET : MAC_ADDR_OFFSET_LEGACY; + return cm_t3x_eeprom_read(offset, buf, 6); +} + +/* * Routine: get_board_rev * Description: read system revision */ diff --git a/board/cm_t35/eeprom.h b/board/cm_t35/eeprom.h new file mode 100644 index 0000000..ec772c6 --- /dev/null +++ b/board/cm_t35/eeprom.h @@ -0,0 +1,33 @@ +/* + * (C) Copyright 2011 CompuLab, Ltd. <www.compulab.co.il> + * + * Authors: Nikita Kiryanov <nikita@compulab.co.il> + * Igor Grinberg <grinberg@compulab.co.il> + * + * 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. + */ +#ifndef _EEPROM_ +#define _EEPROM_ + +#ifdef CONFIG_DRIVER_OMAP34XX_I2C +int cm_t3x_eeprom_read_mac_addr(uchar *buf); +#else +static inline int cm_t3x_eeprom_read_mac_addr(uchar *buf) +{ + return 1; +} +#endif + +#endif |