1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copyright 2004 Freescale Semiconductor. 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #ifndef __CADMUS_H_ 8*4882a593Smuzhiyun #define __CADMUS_H_ 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun /* 12*4882a593Smuzhiyun * CADMUS Board System Register interface. 13*4882a593Smuzhiyun */ 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun /* 16*4882a593Smuzhiyun * Returns board version register. 17*4882a593Smuzhiyun */ 18*4882a593Smuzhiyun extern unsigned int get_board_version(void); 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun /* 21*4882a593Smuzhiyun * Returns either 33000000 or 66000000 as the SYS_CLK_FREQ. 22*4882a593Smuzhiyun */ 23*4882a593Smuzhiyun extern unsigned long get_clock_freq(void); 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun /* 27*4882a593Smuzhiyun * Returns 1 - 4, as found in the USER CSR[6:7] bits. 28*4882a593Smuzhiyun */ 29*4882a593Smuzhiyun extern unsigned int get_pci_slot(void); 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun /* 33*4882a593Smuzhiyun * Returns PCI DUAL as found in CM_PCI[3]. 34*4882a593Smuzhiyun */ 35*4882a593Smuzhiyun extern unsigned int get_pci_dual(void); 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun #endif /* __CADMUS_H_ */ 39