| Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| wdenk | 0aeb853 | 2004-10-10 21:21:55 +0000 | [diff] [blame] | 2 | /* |
| 3 | * Copyright 2004 Freescale Semiconductor. |
| wdenk | 0aeb853 | 2004-10-10 21:21:55 +0000 | [diff] [blame] | 4 | */ |
| 5 | |
| 6 | #ifndef __CADMUS_H_ |
| 7 | #define __CADMUS_H_ |
| 8 | |
| 9 | |
| 10 | /* |
| 11 | * CADMUS Board System Register interface. |
| 12 | */ |
| 13 | |
| 14 | /* |
| 15 | * Returns board version register. |
| 16 | */ |
| 17 | extern unsigned int get_board_version(void); |
| 18 | |
| 19 | /* |
| 20 | * Returns either 33000000 or 66000000 as the SYS_CLK_FREQ. |
| 21 | */ |
| 22 | extern unsigned long get_clock_freq(void); |
| 23 | |
| 24 | |
| 25 | /* |
| 26 | * Returns 1 - 4, as found in the USER CSR[6:7] bits. |
| 27 | */ |
| 28 | extern unsigned int get_pci_slot(void); |
| 29 | |
| 30 | |
| 31 | /* |
| 32 | * Returns PCI DUAL as found in CM_PCI[3]. |
| 33 | */ |
| 34 | extern unsigned int get_pci_dual(void); |
| 35 | |
| 36 | |
| 37 | #endif /* __CADMUS_H_ */ |