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/*
* (C) Copyright 2002 ELTEC Elektronik AG
* Frank Gottschling <fgottschling@eltec.de>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/* common srom defs */
#define FIRST_DEVICE 0x00
#define SECOND_DEVICE 0x04
#define FIRST_BLOCK 0x00
#define SECOND_BLOCK 0x02
#define BLOCK_SIZE 0x100
#define ERROR (-1)
#define CLK2P0TO1_1MB_PB_0P5DH 0x79000100
#define CLK2P5TO1_1MB_PB_0P5DH 0x7B000100
#define CPU_TYPE_740 0x08
#define CPU_TYPE_750 0x08
#define CPU_TYPE ((get_pvr()>>16)&0xffff)
#define ABS(x) ((x<0)?-x:x)
#define SROM_SHORT(pX) (*(u8 *)(pX) | *((u8 *)(pX)+1) << 8)
/* bab7xx ELTEC srom */
#define I2C_BUS_DAT (CONFIG_SYS_ISA_IO + 0x220)
#define I2C_BUS_DIR (CONFIG_SYS_ISA_IO + 0x221)
/* srom at mpc107 */
#define MPC107_I2CADDR (mpc107_eumb_addr + 0x3000) /* address */
#define MPC107_I2CFDR (mpc107_eumb_addr + 0x3004) /* freq divider */
#define MPC107_I2CCR (mpc107_eumb_addr + 0x3008) /* control */
#define MPC107_I2CSR (mpc107_eumb_addr + 0x300c) /* status */
#define MPC107_I2CDR (mpc107_eumb_addr + 0x3010) /* data */
#define MPC107_I2C_TIMEOUT 10000000
/* i82559 */
#define EE_ADDR_BITS 6
#define EE_SIZE 0x40 /* 0x40 words */
#define EE_CHECKSUM 0xBABA
/* dc21143 */
#define DEC_SROM_SIZE 128
/*
* structure of revision srom
*/
typedef struct {
char magic[8]; /* 000 - Magic number */
char revrev[2]; /* 008 - Revision of structure */
unsigned short size; /* 00A - Size of CRC area */
unsigned long crc; /* 00C - CRC */
char board[16]; /* 010 - Board Revision information */
char option[4][16]; /* 020 - Option Revision information */
char serial[8]; /* 060 - Board serial number */
char etheraddr[6]; /* 068 - Ethernet node addresse */
char reserved[2]; /* 06E - Reserved */
char revision[7][2]; /* 070 - Revision codes */
char category[2]; /* 07E - Category codes */
char text[64]; /* 080 - Text field */
char res[64]; /* 0C0 - Reserved */
} revinfo;
unsigned long el_srom_checksum (unsigned char *ptr, unsigned long size);
int el_srom_load (unsigned char addr, unsigned char *buf, int cnt,
unsigned char device, unsigned char block);
int el_srom_store (unsigned char addr, unsigned char *buf, int cnt,
unsigned char device, unsigned char block);
int mpc107_i2c_init (unsigned long eumb_addr, unsigned long divider);
int mpc107_i2c_read_byte (unsigned char device, unsigned char block, unsigned char offset);
int mpc107_i2c_write_byte (unsigned char device, unsigned char block,
unsigned char offset, unsigned char val);
int mpc107_srom_load (unsigned char addr, unsigned char *pBuf, int cnt,
unsigned char device, unsigned char block);
int mpc107_srom_store (unsigned char addr, unsigned char *pBuf, int cnt,
unsigned char device, unsigned char block);
int dc_srom_load (unsigned short *dest);
int dc_srom_store (unsigned short *src);
unsigned short eepro100_srom_checksum (unsigned short *sromdata);
void eepro100_srom_load (unsigned short *destination);
int eepro100_srom_store (unsigned short *source);
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