| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
| Paul Mundt | 373e68b | 2006-09-27 15:41:24 +0900 | [diff] [blame] | 43 | #define __IO_PREFIX snapgear |
| 44 | #include <asm/io_generic.h> |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
| Paul Mundt | 373e68b | 2006-09-27 15:41:24 +0900 | [diff] [blame] | 69 | #define SECUREEDGE_IOPORT_ADDR ((volatile short *) 0xb0000000) |
| 70 | extern unsigned short secureedge5410_ioport; |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 71 | |
| Paul Mundt | 373e68b | 2006-09-27 15:41:24 +0900 | [diff] [blame] | 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)) |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 77 | #endif |
| 78 | |
| 79 | #endif /* _ASM_SH_IO_SNAPGEAR_H */ |