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Viewing changes to roms/u-boot/board/amcc/taihu/update.c

  • Committer: Phil Dennis-Jordan
  • Date: 2017-07-21 08:03:43 UTC
  • mfrom: (1.1.1)
  • Revision ID: phil@philjordan.eu-20170721080343-2yr2vdj7713czahv
New upstream release 2.9.0.

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Lines of Context:
roms/u-boot/board/amcc/taihu/update.c
 
1
/*
 
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 * SPDX-License-Identifier:     GPL-2.0+
 
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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 * const argv[])
 
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{
 
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        ulong len = 0x20;
 
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        uchar chip = CONFIG_SYS_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 content",
 
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        ""
 
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);