| Tom Rini | 83d290c | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| wdenk | 03f5c55 | 2004-10-10 21:21:55 +0000 | [diff] [blame] | 2 | /* |
| 3 | * Copyright 2004 Freescale Semiconductor. |
| wdenk | 03f5c55 | 2004-10-10 21:21:55 +0000 | [diff] [blame] | 4 | */ |
| 5 | |
| 6 | #ifndef __EEPROM_H_ |
| 7 | #define __EEPROM_H_ |
| 8 | |
| 9 | |
| 10 | /* |
| 11 | * EEPROM Board System Register interface. |
| 12 | */ |
| 13 | |
| 14 | |
| 15 | /* |
| 16 | * CPU Board Revision |
| 17 | */ |
| 18 | #define MPC85XX_CPU_BOARD_REV(maj, min) ((((maj)&0xff) << 8) | ((min) & 0xff)) |
| 19 | #define MPC85XX_CPU_BOARD_MAJOR(rev) (((rev) >> 8) & 0xff) |
| 20 | #define MPC85XX_CPU_BOARD_MINOR(rev) ((rev) & 0xff) |
| 21 | |
| 22 | #define MPC85XX_CPU_BOARD_REV_UNKNOWN MPC85XX_CPU_BOARD_REV(0,0) |
| 23 | #define MPC85XX_CPU_BOARD_REV_1_0 MPC85XX_CPU_BOARD_REV(1,0) |
| 24 | #define MPC85XX_CPU_BOARD_REV_1_1 MPC85XX_CPU_BOARD_REV(1,1) |
| 25 | |
| 26 | /* |
| 27 | * Returns CPU board revision register as a 16-bit value with |
| 28 | * the Major in the high byte, and Minor in the low byte. |
| 29 | */ |
| 30 | extern unsigned int get_cpu_board_revision(void); |
| 31 | |
| 32 | |
| 33 | #endif /* __CADMUS_H_ */ |