[linux-2.6] / include / linux / scx200.h

/* linux/include/linux/scx200.h

   Copyright (c) 2001,2002 Christer Weinigel <wingel@nano-system.com>

   Defines for the National Semiconductor SCx200 Processors
*/

/* Interesting stuff for the National Semiconductor SCx200 CPU */

extern unsigned scx200_cb_base;

#define scx200_cb_present() (scx200_cb_base!=0)

/* F0 PCI Header/Bridge Configuration Registers */
#define SCx200_DOCCS_BASE 0x78	/* DOCCS Base Address Register */
#define SCx200_DOCCS_CTRL 0x7c	/* DOCCS Control Register */

/* GPIO Register Block */
#define SCx200_GPIO_SIZE 0x2c	/* Size of GPIO register block */

/* General Configuration Block */
#define SCx200_CB_BASE_FIXED 0x9000	/* Base fixed at 0x9000 according to errata? */

/* Watchdog Timer */
#define SCx200_WDT_OFFSET 0x00	/* offset within configuration block */
#define SCx200_WDT_SIZE 0x05	/* size */

#define SCx200_WDT_WDTO 0x00	/* Time-Out Register */
#define SCx200_WDT_WDCNFG 0x02	/* Configuration Register */
#define SCx200_WDT_WDSTS 0x04	/* Status Register */
#define SCx200_WDT_WDSTS_WDOVF (1<<0) /* Overflow bit */

/* High Resolution Timer */
#define SCx200_TIMER_OFFSET 0x08
#define SCx200_TIMER_SIZE 0x06

/* Clock Generators */
#define SCx200_CLOCKGEN_OFFSET 0x10
#define SCx200_CLOCKGEN_SIZE 0x10

/* Pin Multiplexing and Miscellaneous Configuration Registers */
#define SCx200_MISC_OFFSET 0x30
#define SCx200_MISC_SIZE 0x10

#define SCx200_PMR 0x30		/* Pin Multiplexing Register */
#define SCx200_MCR 0x34		/* Miscellaneous Configuration Register */
#define SCx200_INTSEL 0x38	/* Interrupt Selection Register */
#define SCx200_IID 0x3c		/* IA On a Chip Identification Number Reg */
#define SCx200_REV 0x3d		/* Revision Register */
#define SCx200_CBA 0x3e		/* Configuration Base Address Register */
#define SCx200_CBA_SCRATCH 0x64	/* Configuration Base Address Scratchpad */
Commit	Line	Data
1da177e4 LT	1	/* linux/include/linux/scx200.h
	2
	3	Copyright (c) 2001,2002 Christer Weinigel <wingel@nano-system.com>
	4
	5	Defines for the National Semiconductor SCx200 Processors
	6	*/
	7
	8	/* Interesting stuff for the National Semiconductor SCx200 CPU */
	9
	10	extern unsigned scx200_cb_base;
	11
	12	#define scx200_cb_present() (scx200_cb_base!=0)
	13
	14	/* F0 PCI Header/Bridge Configuration Registers */
	15	#define SCx200_DOCCS_BASE 0x78 /* DOCCS Base Address Register */
	16	#define SCx200_DOCCS_CTRL 0x7c /* DOCCS Control Register */
	17
	18	/* GPIO Register Block */
	19	#define SCx200_GPIO_SIZE 0x2c /* Size of GPIO register block */
	20
	21	/* General Configuration Block */
	22	#define SCx200_CB_BASE_FIXED 0x9000 /* Base fixed at 0x9000 according to errata? */
	23
	24	/* Watchdog Timer */
	25	#define SCx200_WDT_OFFSET 0x00 /* offset within configuration block */
	26	#define SCx200_WDT_SIZE 0x05 /* size */
	27
	28	#define SCx200_WDT_WDTO 0x00 /* Time-Out Register */
	29	#define SCx200_WDT_WDCNFG 0x02 /* Configuration Register */
	30	#define SCx200_WDT_WDSTS 0x04 /* Status Register */
	31	#define SCx200_WDT_WDSTS_WDOVF (1<<0) /* Overflow bit */
	32
	33	/* High Resolution Timer */
	34	#define SCx200_TIMER_OFFSET 0x08
856fe98f	35	#define SCx200_TIMER_SIZE 0x06
1da177e4 LT	36
	37	/* Clock Generators */
	38	#define SCx200_CLOCKGEN_OFFSET 0x10
	39	#define SCx200_CLOCKGEN_SIZE 0x10
	40
	41	/* Pin Multiplexing and Miscellaneous Configuration Registers */
	42	#define SCx200_MISC_OFFSET 0x30
	43	#define SCx200_MISC_SIZE 0x10
	44
	45	#define SCx200_PMR 0x30 /* Pin Multiplexing Register */
	46	#define SCx200_MCR 0x34 /* Miscellaneous Configuration Register */
	47	#define SCx200_INTSEL 0x38 /* Interrupt Selection Register */
	48	#define SCx200_IID 0x3c /* IA On a Chip Identification Number Reg */
	49	#define SCx200_REV 0x3d /* Revision Register */
	50	#define SCx200_CBA 0x3e /* Configuration Base Address Register */
	51	#define SCx200_CBA_SCRATCH 0x64 /* Configuration Base Address Scratchpad */