Alessandro Zummo | a7918f3 | 2005-11-10 14:05:04 +0000 | [diff] [blame] | 1 | /* |
| 2 | * include/asm-arm/arch-ixp4xx/nslu2.h |
| 3 | * |
| 4 | * NSLU2 platform specific definitions |
| 5 | * |
| 6 | * Author: Mark Rakes <mrakes AT mac.com> |
| 7 | * Maintainers: http://www.nslu2-linux.org |
| 8 | * |
| 9 | * based on ixdp425.h: |
| 10 | * Copyright 2004 (c) MontaVista, Software, Inc. |
| 11 | * |
| 12 | * This file is licensed under the terms of the GNU General Public |
| 13 | * License version 2. This program is licensed "as is" without any |
| 14 | * warranty of any kind, whether express or implied. |
| 15 | */ |
| 16 | |
| 17 | #ifndef __ASM_ARCH_HARDWARE_H__ |
| 18 | #error "Do not include this directly, instead #include <asm/hardware.h>" |
| 19 | #endif |
| 20 | |
Alessandro Zummo | a7918f3 | 2005-11-10 14:05:04 +0000 | [diff] [blame] | 21 | #define NSLU2_SDA_PIN 7 |
| 22 | #define NSLU2_SCL_PIN 6 |
| 23 | |
| 24 | /* |
| 25 | * NSLU2 PCI IRQs |
| 26 | */ |
| 27 | #define NSLU2_PCI_MAX_DEV 3 |
| 28 | #define NSLU2_PCI_IRQ_LINES 3 |
| 29 | |
| 30 | |
| 31 | /* PCI controller GPIO to IRQ pin mappings */ |
| 32 | #define NSLU2_PCI_INTA_PIN 11 |
| 33 | #define NSLU2_PCI_INTB_PIN 10 |
| 34 | #define NSLU2_PCI_INTC_PIN 9 |
| 35 | #define NSLU2_PCI_INTD_PIN 8 |
| 36 | |
| 37 | |
| 38 | /* NSLU2 Timer */ |
| 39 | #define NSLU2_FREQ 66000000 |
| 40 | #define NSLU2_CLOCK_TICK_RATE (((NSLU2_FREQ / HZ & ~IXP4XX_OST_RELOAD_MASK) + 1) * HZ) |
| 41 | #define NSLU2_CLOCK_TICKS_PER_USEC ((NSLU2_CLOCK_TICK_RATE + USEC_PER_SEC/2) / USEC_PER_SEC) |
| 42 | |
| 43 | /* GPIO */ |
| 44 | |
| 45 | #define NSLU2_GPIO0 0 |
| 46 | #define NSLU2_GPIO1 1 |
| 47 | #define NSLU2_GPIO2 2 |
| 48 | #define NSLU2_GPIO3 3 |
| 49 | #define NSLU2_GPIO4 4 |
| 50 | #define NSLU2_GPIO5 5 |
| 51 | #define NSLU2_GPIO6 6 |
| 52 | #define NSLU2_GPIO7 7 |
| 53 | #define NSLU2_GPIO8 8 |
| 54 | #define NSLU2_GPIO9 9 |
| 55 | #define NSLU2_GPIO10 10 |
| 56 | #define NSLU2_GPIO11 11 |
| 57 | #define NSLU2_GPIO12 12 |
| 58 | #define NSLU2_GPIO13 13 |
| 59 | #define NSLU2_GPIO14 14 |
| 60 | #define NSLU2_GPIO15 15 |
| 61 | |
| 62 | /* Buttons */ |
| 63 | |
| 64 | #define NSLU2_PB_GPIO NSLU2_GPIO5 |
| 65 | #define NSLU2_PO_GPIO NSLU2_GPIO8 /* power off */ |
| 66 | #define NSLU2_RB_GPIO NSLU2_GPIO12 |
| 67 | |
| 68 | #define NSLU2_PB_IRQ IRQ_IXP4XX_GPIO5 |
| 69 | #define NSLU2_RB_IRQ IRQ_IXP4XX_GPIO12 |
| 70 | |
| 71 | #define NSLU2_PB_BM (1L << NSLU2_PB_GPIO) |
| 72 | #define NSLU2_PO_BM (1L << NSLU2_PO_GPIO) |
| 73 | #define NSLU2_RB_BM (1L << NSLU2_RB_GPIO) |
| 74 | |
| 75 | /* Buzzer */ |
| 76 | |
| 77 | #define NSLU2_GPIO_BUZZ 4 |
| 78 | #define NSLU2_BZ_BM (1L << NSLU2_GPIO_BUZZ) |
Rod Whitby | a47d08e | 2006-12-06 00:33:12 +0100 | [diff] [blame^] | 79 | |
Alessandro Zummo | a7918f3 | 2005-11-10 14:05:04 +0000 | [diff] [blame] | 80 | /* LEDs */ |
| 81 | |
| 82 | #define NSLU2_LED_RED NSLU2_GPIO0 |
| 83 | #define NSLU2_LED_GRN NSLU2_GPIO1 |
| 84 | |
| 85 | #define NSLU2_LED_RED_BM (1L << NSLU2_LED_RED) |
| 86 | #define NSLU2_LED_GRN_BM (1L << NSLU2_LED_GRN) |
| 87 | |
Rod Whitby | a47d08e | 2006-12-06 00:33:12 +0100 | [diff] [blame^] | 88 | #define NSLU2_LED_DISK1 NSLU2_GPIO3 |
| 89 | #define NSLU2_LED_DISK2 NSLU2_GPIO2 |
Alessandro Zummo | a7918f3 | 2005-11-10 14:05:04 +0000 | [diff] [blame] | 90 | |
| 91 | #define NSLU2_LED_DISK1_BM (1L << NSLU2_GPIO2) |
| 92 | #define NSLU2_LED_DISK2_BM (1L << NSLU2_GPIO3) |
| 93 | |
| 94 | |