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-rw-r--r--include/asm-sh/snapgear.h79
1 files changed, 79 insertions, 0 deletions
diff --git a/include/asm-sh/snapgear.h b/include/asm-sh/snapgear.h
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1/*
2 * include/asm-sh/snapgear/io.h
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
15#if defined(CONFIG_CPU_SH4)
16/*
17 * The external interrupt lines, these take up ints 0 - 15 inclusive
18 * depending on the priority for the interrupt. In fact the priority
19 * is the interrupt :-)
20 */
21
22#define IRL0_IRQ 2
23#define IRL0_IPR_ADDR INTC_IPRD
24#define IRL0_IPR_POS 3
25#define IRL0_PRIORITY 13
26
27#define IRL1_IRQ 5
28#define IRL1_IPR_ADDR INTC_IPRD
29#define IRL1_IPR_POS 2
30#define IRL1_PRIORITY 10
31
32#define IRL2_IRQ 8
33#define IRL2_IPR_ADDR INTC_IPRD
34#define IRL2_IPR_POS 1
35#define IRL2_PRIORITY 7
36
37#define IRL3_IRQ 11
38#define IRL3_IPR_ADDR INTC_IPRD
39#define IRL3_IPR_POS 0
40#define IRL3_PRIORITY 4
41#endif
42
43#define __IO_PREFIX snapgear
44#include <asm/io_generic.h>
45
46#ifdef CONFIG_SH_SECUREEDGE5410
47/*
48 * We need to remember what was written to the ioport as some bits
49 * are shared with other functions and you cannot read back what was
50 * written :-|
51 *
52 * Bit Read Write
53 * -----------------------------------------------
54 * D0 DCD on ttySC1 power
55 * D1 Reset Switch heatbeat
56 * D2 ttySC0 CTS (7100) LAN
57 * D3 - WAN
58 * D4 ttySC0 DCD (7100) CONSOLE
59 * D5 - ONLINE
60 * D6 - VPN
61 * D7 - DTR on ttySC1
62 * D8 - ttySC0 RTS (7100)
63 * D9 - ttySC0 DTR (7100)
64 * D10 - RTC SCLK
65 * D11 RTC DATA RTC DATA
66 * D12 - RTS RESET
67 */
68
69#define SECUREEDGE_IOPORT_ADDR ((volatile short *) 0xb0000000)
70extern unsigned short secureedge5410_ioport;
71
72#define SECUREEDGE_WRITE_IOPORT(val, mask) (*SECUREEDGE_IOPORT_ADDR = \
73 (secureedge5410_ioport = \
74 ((secureedge5410_ioport & ~(mask)) | ((val) & (mask)))))
75#define SECUREEDGE_READ_IOPORT() \
76 ((*SECUREEDGE_IOPORT_ADDR&0x0817) | (secureedge5410_ioport&~0x0817))
77#endif
78
79#endif /* _ASM_SH_IO_SNAPGEAR_H */