/* * SPDX-License-Identifier: GPL-2.0+ */ #include <config.h> #include <common.h> #include <command.h> #include <asm/processor.h> #include <i2c.h> #define PCI_M66EN 0x10 static uchar buf_33[] = { 0xb5, /* 0x00:hce =1, bss = 0, pae=1, ppdv= 0b10,spe = 1,ebw=0b01*/ 0x80, /* 0x01~0x03:ptm1ms =0x80000001 */ 0x00, 0x00, 0x00, /* 0x04~0x06:ptm1la = 0x00000000 */ 0x00, 0x00, 0x00, /* 0x07~0x09:ptm2ma = 0x00000000 */ 0x00, 0x00, 0x00, /* 0x0a~0x0c:ptm2la = 0x00000000 */ 0x00, 0x00, 0x10, /* 0x0d~0x0e:vendor id 0x1014*/ 0x14, 0x00, /* 0x0f~0x10:device id 0x0000*/ 0x00, 0x00, /* 0x11:revision 0x00 */ 0x00, /* 0x12~0x14:class 0x000000 */ 0x00, 0x00, 0x10, /* 0x15~0x16:subsystem vendor id */ 0xe8, 0x00, /* 0x17~0x18:subsystem device id */ 0x00, 0x61, /* 0x19: opdv=0b01,cbdv=0b10,ccdv=0b00,ptm2ms_ena=0, ptm1ms_ena=1 */ 0x68, /* 0x1a: rpci=1,fbmul=0b1010,epdv=0b00 */ 0x2d, /* 0x1b: fwdvb=0b101,fwdva=0b101 */ 0x82, /* 0x1c: pllr=1,sscs=0,mpdv=0b00,tun[22-23]=0b10 */ 0xbe, /* 0x1d: tun[24-31]=0xbe */ 0x00, 0x00 }; static uchar buf_66[] = { 0xb5, /* 0x00:hce =1, bss = 0, pae=1, ppdv= 0b10,spe = 1,ebw=0b01*/ 0x80, /* 0x01~0x03:ptm1ms =0x80000001 */ 0x00, 0x00, 0x00, /* 0x04~0x06:ptm1la = 0x00000000 */ 0x00, 0x00, 0x00, /* 0x07~0x09:ptm2ma = 0x00000000 */ 0x00, 0x00, 0x00, /* 0x0a~0x0c:ptm2la = 0x00000000 */ 0x00, 0x00, 0x10, /* 0x0d~0x0e:vendor id 0x1014*/ 0x14, 0x00, /* 0x0f~0x10:device id 0x0000*/ 0x00, 0x00, /* 0x11:revision 0x00 */ 0x00, /* 0x12~0x14:class 0x000000 */ 0x00, 0x00, 0x10, /* 0x15~0x16:subsystem vendor id */ 0xe8, 0x00, /* 0x17~0x18:subsystem device id */ 0x00, 0x61, /* 0x19: opdv=0b01,cbdv=0b10,ccdv=0b00,ptm2ms_ena=0, ptm1ms_ena=1 */ 0x68, /* 0x1a: rpci=1,fbmul=0b1010,epdv=0b00 */ 0x2d, /* 0x1b: fwdvb=0b101,fwdva=0b101 */ 0x82, /* 0x1c: pllr=1,sscs=0,mpdv=0b00,tun[22-23]=0b10 */ 0xbe, /* 0x1d: tun[24-31]=0xbe */ 0x00, 0x00 }; static int update_boot_eeprom(cmd_tbl_t* cmdtp, int flag, int argc, char * const argv[]) { ulong len = 0x20; uchar chip = CONFIG_SYS_I2C_EEPROM_ADDR; uchar *pbuf; uchar base; int i; if ((*(volatile char*)CPLD_REG0_ADDR & PCI_M66EN) != PCI_M66EN) { pbuf = buf_33; base = 0x00; } else { pbuf = buf_66; base = 0x40; } for (i = 0; i< len; i++, base++) { if (i2c_write(chip, base, 1, &pbuf[i],1)!= 0) { printf("i2c_write fail\n"); return 1; } udelay(11000); } return 0; } U_BOOT_CMD ( update_boot_eeprom, 1, 1, update_boot_eeprom, "update boot eeprom content", "" );