mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-19 11:18:28 +00:00
132 lines
3.2 KiB
C
132 lines
3.2 KiB
C
/*
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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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#include <config.h>
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#include <common.h>
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#include <command.h>
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#include <asm/processor.h>
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#include <i2c.h>
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#define PCI_M66EN 0x10
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static uchar buf_33[] =
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{
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0xb5, /* 0x00:hce =1, bss = 0, pae=1, ppdv= 0b10,spe = 1,ebw=0b01*/
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0x80, /* 0x01~0x03:ptm1ms =0x80000001 */
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0x00,
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0x00,
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0x00, /* 0x04~0x06:ptm1la = 0x00000000 */
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0x00,
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0x00,
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0x00, /* 0x07~0x09:ptm2ma = 0x00000000 */
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0x00,
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0x00,
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0x00, /* 0x0a~0x0c:ptm2la = 0x00000000 */
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0x00,
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0x00,
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0x10, /* 0x0d~0x0e:vendor id 0x1014*/
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0x14,
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0x00, /* 0x0f~0x10:device id 0x0000*/
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0x00,
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0x00, /* 0x11:revision 0x00 */
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0x00, /* 0x12~0x14:class 0x000000 */
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0x00,
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0x00,
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0x10, /* 0x15~0x16:subsystem vendor id */
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0xe8,
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0x00, /* 0x17~0x18:subsystem device id */
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0x00,
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0x61, /* 0x19: opdv=0b01,cbdv=0b10,ccdv=0b00,ptm2ms_ena=0, ptm1ms_ena=1 */
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0x68, /* 0x1a: rpci=1,fbmul=0b1010,epdv=0b00 */
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0x2d, /* 0x1b: fwdvb=0b101,fwdva=0b101 */
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0x82, /* 0x1c: pllr=1,sscs=0,mpdv=0b00,tun[22-23]=0b10 */
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0xbe, /* 0x1d: tun[24-31]=0xbe */
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0x00,
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0x00
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};
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static uchar buf_66[] =
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{
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0xb5, /* 0x00:hce =1, bss = 0, pae=1, ppdv= 0b10,spe = 1,ebw=0b01*/
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0x80, /* 0x01~0x03:ptm1ms =0x80000001 */
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0x00,
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0x00,
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0x00, /* 0x04~0x06:ptm1la = 0x00000000 */
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0x00,
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0x00,
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0x00, /* 0x07~0x09:ptm2ma = 0x00000000 */
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0x00,
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0x00,
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0x00, /* 0x0a~0x0c:ptm2la = 0x00000000 */
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0x00,
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0x00,
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0x10, /* 0x0d~0x0e:vendor id 0x1014*/
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0x14,
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0x00, /* 0x0f~0x10:device id 0x0000*/
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0x00,
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0x00, /* 0x11:revision 0x00 */
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0x00, /* 0x12~0x14:class 0x000000 */
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0x00,
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0x00,
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0x10, /* 0x15~0x16:subsystem vendor id */
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0xe8,
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0x00, /* 0x17~0x18:subsystem device id */
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0x00,
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0x61, /* 0x19: opdv=0b01,cbdv=0b10,ccdv=0b00,ptm2ms_ena=0, ptm1ms_ena=1 */
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0x68, /* 0x1a: rpci=1,fbmul=0b1010,epdv=0b00 */
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0x2d, /* 0x1b: fwdvb=0b101,fwdva=0b101 */
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0x82, /* 0x1c: pllr=1,sscs=0,mpdv=0b00,tun[22-23]=0b10 */
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0xbe, /* 0x1d: tun[24-31]=0xbe */
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0x00,
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0x00
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};
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static int update_boot_eeprom(cmd_tbl_t* cmdtp, int flag, int argc, char *argv[])
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{
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ulong len = 0x20;
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uchar chip = CFG_I2C_EEPROM_ADDR;
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uchar *pbuf;
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uchar base;
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int i;
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if ((*(volatile char*)CPLD_REG0_ADDR & PCI_M66EN) != PCI_M66EN) {
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pbuf = buf_33;
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base = 0x00;
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} else {
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pbuf = buf_66;
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base = 0x40;
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}
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for (i = 0; i< len; i++, base++) {
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if (i2c_write(chip, base, 1, &pbuf[i],1)!= 0) {
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printf("i2c_write fail\n");
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return 1;
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}
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udelay(11000);
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}
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return 0;
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}
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U_BOOT_CMD (
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update_boot_eeprom, 1, 1, update_boot_eeprom,
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"update_boot_eeprom - update boot eeprom content\n",
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NULL
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);
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