board/freescale/common/cadmus.h

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