mirror of
https://github.com/AsahiLinux/u-boot
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f92994f0f7
This patch adds the support to read and write mac id from i2c memory. For reading: if (env contains ethaddr) pick env ethaddr else pick ethaddr from i2c memory For writing: chip_config ethaddr XX:XX:XX:XX:XX:XX writes the mac id in i2c memory Signed-off-by: Vipin <vipin.kumar@st.com>
46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
/*
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* (C) Copyright 2009
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* Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __SPR_DEFS_H__
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#define __SPR_DEFS_H__
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extern int spear_board_init(ulong);
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extern void setfreq(unsigned int, unsigned int);
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extern unsigned int setfreq_sz;
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struct chip_data {
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int cpufreq;
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int dramfreq;
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int dramtype;
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uchar version[32];
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};
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/* HW mac id in i2c memory definitions */
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#define MAGIC_OFF 0x0
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#define MAGIC_LEN 0x2
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#define MAGIC_BYTE0 0x55
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#define MAGIC_BYTE1 0xAA
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#define MAC_OFF 0x2
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#define MAC_LEN 0x6
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#endif
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