/* * (C) Copyright 2002 ELTEC Elektronik AG * Frank Gottschling <fgottschling@eltec.de> * * SPDX-License-Identifier: GPL-2.0+ */ /* 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);