[net-next-2.6.git] / arch / sh / include / mach-common / mach / secureedge5410.h

/*
 * include/asm-sh/snapgear.h
 *
 * Modified version of io_se.h for the snapgear-specific functions.
 *
 * May be copied or modified under the terms of the GNU General Public
 * License.  See linux/COPYING for more information.
 *
 * IO functions for a SnapGear
 */

#ifndef _ASM_SH_IO_SNAPGEAR_H
#define _ASM_SH_IO_SNAPGEAR_H

#define __IO_PREFIX	snapgear
#include <asm/io_generic.h>

/*
 * We need to remember what was written to the ioport as some bits
 * are shared with other functions and you cannot read back what was
 * written :-|
 *
 * Bit        Read                   Write
 * -----------------------------------------------
 * D0         DCD on ttySC1          power
 * D1         Reset Switch           heatbeat
 * D2         ttySC0 CTS (7100)      LAN
 * D3         -                      WAN
 * D4         ttySC0 DCD (7100)      CONSOLE
 * D5         -                      ONLINE
 * D6         -                      VPN
 * D7         -                      DTR on ttySC1
 * D8         -                      ttySC0 RTS (7100)
 * D9         -                      ttySC0 DTR (7100)
 * D10        -                      RTC SCLK
 * D11        RTC DATA               RTC DATA
 * D12        -                      RTS RESET
 */

#define SECUREEDGE_IOPORT_ADDR ((volatile short *) 0xb0000000)
extern unsigned short secureedge5410_ioport;

#define SECUREEDGE_WRITE_IOPORT(val, mask) (*SECUREEDGE_IOPORT_ADDR = \
	 (secureedge5410_ioport = \
			((secureedge5410_ioport & ~(mask)) | ((val) & (mask)))))
#define SECUREEDGE_READ_IOPORT() \
	 ((*SECUREEDGE_IOPORT_ADDR&0x0817) | (secureedge5410_ioport&~0x0817))

#endif /* _ASM_SH_IO_SNAPGEAR_H */
Commit	Line	Data
1da177e4	1	/*
58862699	2	* include/asm-sh/snapgear.h
1da177e4 LT	3	*
	4	* Modified version of io_se.h for the snapgear-specific functions.
	5	*
	6	* May be copied or modified under the terms of the GNU General Public
	7	* License. See linux/COPYING for more information.
	8	*
	9	* IO functions for a SnapGear
	10	*/
	11
	12	#ifndef _ASM_SH_IO_SNAPGEAR_H
	13	#define _ASM_SH_IO_SNAPGEAR_H
	14
373e68b5 PM	15	#define __IO_PREFIX snapgear
373e68b5 PM	16	#include <asm/io_generic.h>
1da177e4	17
1da177e4 LT	18	/*
	19	* We need to remember what was written to the ioport as some bits
	20	* are shared with other functions and you cannot read back what was
	21	* written :-\|
	22	*
	23	* Bit Read Write
	24	* -----------------------------------------------
	25	* D0 DCD on ttySC1 power
	26	* D1 Reset Switch heatbeat
	27	* D2 ttySC0 CTS (7100) LAN
	28	* D3 - WAN
	29	* D4 ttySC0 DCD (7100) CONSOLE
	30	* D5 - ONLINE
	31	* D6 - VPN
	32	* D7 - DTR on ttySC1
	33	* D8 - ttySC0 RTS (7100)
	34	* D9 - ttySC0 DTR (7100)
	35	* D10 - RTC SCLK
	36	* D11 RTC DATA RTC DATA
	37	* D12 - RTS RESET
	38	*/
	39
373e68b5 PM	40	#define SECUREEDGE_IOPORT_ADDR ((volatile short *) 0xb0000000)
373e68b5 PM	41	extern unsigned short secureedge5410_ioport;
1da177e4	42
373e68b5 PM	43	#define SECUREEDGE_WRITE_IOPORT(val, mask) (*SECUREEDGE_IOPORT_ADDR = \
	44	(secureedge5410_ioport = \
	45	((secureedge5410_ioport & ~(mask)) \| ((val) & (mask)))))
	46	#define SECUREEDGE_READ_IOPORT() \
	47	((*SECUREEDGE_IOPORT_ADDR&0x0817) \| (secureedge5410_ioport&~0x0817))
1da177e4 LT	48
1da177e4 LT	49	#endif /* _ASM_SH_IO_SNAPGEAR_H */