xref: /rk3399_rockchip-uboot/board/freescale/common/cadmus.h (revision 3765b3e7bd0f8e46914d417f29cbcb0c72b1acf7)
1415a613bSKumar Gala /*
2415a613bSKumar Gala  * Copyright 2004 Freescale Semiconductor.
3415a613bSKumar Gala  *
4*1a459660SWolfgang Denk  * SPDX-License-Identifier:	GPL-2.0+
5415a613bSKumar Gala  */
6415a613bSKumar Gala 
7415a613bSKumar Gala #ifndef __CADMUS_H_
8415a613bSKumar Gala #define __CADMUS_H_
9415a613bSKumar Gala 
10415a613bSKumar Gala 
11415a613bSKumar Gala /*
12415a613bSKumar Gala  * CADMUS Board System Register interface.
13415a613bSKumar Gala  */
14415a613bSKumar Gala 
15415a613bSKumar Gala /*
16415a613bSKumar Gala  * Returns board version register.
17415a613bSKumar Gala  */
18415a613bSKumar Gala extern unsigned int get_board_version(void);
19415a613bSKumar Gala 
20415a613bSKumar Gala /*
21415a613bSKumar Gala  * Returns either 33000000 or 66000000 as the SYS_CLK_FREQ.
22415a613bSKumar Gala  */
23415a613bSKumar Gala extern unsigned long get_clock_freq(void);
24415a613bSKumar Gala 
25415a613bSKumar Gala 
26415a613bSKumar Gala /*
27415a613bSKumar Gala  * Returns 1 - 4, as found in the USER CSR[6:7] bits.
28415a613bSKumar Gala  */
29415a613bSKumar Gala extern unsigned int get_pci_slot(void);
30415a613bSKumar Gala 
31415a613bSKumar Gala 
32415a613bSKumar Gala /*
33415a613bSKumar Gala  * Returns PCI DUAL as found in CM_PCI[3].
34415a613bSKumar Gala  */
35415a613bSKumar Gala extern unsigned int get_pci_dual(void);
36415a613bSKumar Gala 
37415a613bSKumar Gala 
38415a613bSKumar Gala #endif	/* __CADMUS_H_ */
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