mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-15 01:17:39 +00:00
102 lines
4.2 KiB
C
102 lines
4.2 KiB
C
/*
|
|
* (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);
|