1 /*
2  * Copyright 2004, 2007 Freescale Semiconductor.
3  * Copyright(c) 2003 Motorola Inc.
4  */
5 
6 #ifndef	__MPC85xx_H__
7 #define __MPC85xx_H__
8 
9 #if defined(CONFIG_E500)
10 #include <e500.h>
11 #endif
12 
13 /*
14  * SCCR - System Clock Control Register, 9-8
15  */
16 #define SCCR_CLPD       0x00000004      /* CPM Low Power Disable */
17 #define SCCR_DFBRG_MSK  0x00000003      /* Division by BRGCLK Mask */
18 #define SCCR_DFBRG_SHIFT 0
19 
20 #define SCCR_DFBRG00    0x00000000      /* BRGCLK division by 4 */
21 #define SCCR_DFBRG01    0x00000001      /* BRGCLK div by 16 (normal) */
22 #define SCCR_DFBRG10    0x00000002      /* BRGCLK division by 64 */
23 #define SCCR_DFBRG11    0x00000003      /* BRGCLK division by 256 */
24 
25 /*
26  * Define default values for some CCSR macros to make header files cleaner*
27  *
28  * To completely disable CCSR relocation in a board header file, define
29  * CONFIG_SYS_CCSR_DO_NOT_RELOCATE.  This will force CONFIG_SYS_CCSRBAR_PHYS
30  * to a value that is the same as CONFIG_SYS_CCSRBAR.
31  */
32 
33 #ifdef CONFIG_SYS_CCSRBAR_PHYS
34 #error "Do not define CONFIG_SYS_CCSRBAR_PHYS directly.  Use \
35 CONFIG_SYS_CCSRBAR_PHYS_LOW and/or CONFIG_SYS_CCSRBAR_PHYS_HIGH instead."
36 #endif
37 
38 #ifdef CONFIG_SYS_CCSR_DO_NOT_RELOCATE
39 #undef CONFIG_SYS_CCSRBAR_PHYS_HIGH
40 #undef CONFIG_SYS_CCSRBAR_PHYS_LOW
41 #define CONFIG_SYS_CCSRBAR_PHYS_HIGH	0
42 #endif
43 
44 #ifndef CONFIG_SYS_CCSRBAR
45 #define CONFIG_SYS_CCSRBAR 		CONFIG_SYS_CCSRBAR_DEFAULT
46 #endif
47 
48 #ifndef CONFIG_SYS_CCSRBAR_PHYS_HIGH
49 #ifdef CONFIG_PHYS_64BIT
50 #define CONFIG_SYS_CCSRBAR_PHYS_HIGH	0xf
51 #else
52 #define CONFIG_SYS_CCSRBAR_PHYS_HIGH	0
53 #endif
54 #endif
55 
56 #ifndef CONFIG_SYS_CCSRBAR_PHYS_LOW
57 #define CONFIG_SYS_CCSRBAR_PHYS_LOW 	CONFIG_SYS_CCSRBAR_DEFAULT
58 #endif
59 
60 #define CONFIG_SYS_CCSRBAR_PHYS ((CONFIG_SYS_CCSRBAR_PHYS_HIGH * 1ull) << 32 | \
61 				 CONFIG_SYS_CCSRBAR_PHYS_LOW)
62 
63 #ifndef CONFIG_SYS_IMMR
64 #define CONFIG_SYS_IMMR 		CONFIG_SYS_CCSRBAR
65 #endif
66 
67 #endif	/* __MPC85xx_H__ */
68