1 /* 2 * Copyright 2004 Freescale Semiconductor. 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #ifndef __EEPROM_H_ 8 #define __EEPROM_H_ 9 10 11 /* 12 * EEPROM Board System Register interface. 13 */ 14 15 16 /* 17 * CPU Board Revision 18 */ 19 #define MPC85XX_CPU_BOARD_REV(maj, min) ((((maj)&0xff) << 8) | ((min) & 0xff)) 20 #define MPC85XX_CPU_BOARD_MAJOR(rev) (((rev) >> 8) & 0xff) 21 #define MPC85XX_CPU_BOARD_MINOR(rev) ((rev) & 0xff) 22 23 #define MPC85XX_CPU_BOARD_REV_UNKNOWN MPC85XX_CPU_BOARD_REV(0,0) 24 #define MPC85XX_CPU_BOARD_REV_1_0 MPC85XX_CPU_BOARD_REV(1,0) 25 #define MPC85XX_CPU_BOARD_REV_1_1 MPC85XX_CPU_BOARD_REV(1,1) 26 27 /* 28 * Returns CPU board revision register as a 16-bit value with 29 * the Major in the high byte, and Minor in the low byte. 30 */ 31 extern unsigned int get_cpu_board_revision(void); 32 33 34 #endif /* __CADMUS_H_ */ 35