2 * include/asm-arm/arch-ixp4xx/nslu2.h
4 * NSLU2 platform specific definitions
6 * Author: Mark Rakes <mrakes AT mac.com>
7 * Maintainers: http://www.nslu2-linux.org
10 * Copyright 2004 (c) MontaVista, Software, Inc.
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.
17 #ifndef __ASM_ARCH_HARDWARE_H__
18 #error "Do not include this directly, instead #include <asm/hardware.h>"
21 #define NSLU2_SDA_PIN 7
22 #define NSLU2_SCL_PIN 6
27 #define NSLU2_PCI_MAX_DEV 3
28 #define NSLU2_PCI_IRQ_LINES 3
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
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)
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
64 #define NSLU2_PB_GPIO NSLU2_GPIO5
65 #define NSLU2_PO_GPIO NSLU2_GPIO8 /* power off */
66 #define NSLU2_RB_GPIO NSLU2_GPIO12
68 #define NSLU2_PB_IRQ IRQ_IXP4XX_GPIO5
69 #define NSLU2_RB_IRQ IRQ_IXP4XX_GPIO12
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)
77 #define NSLU2_GPIO_BUZZ 4
78 #define NSLU2_BZ_BM (1L << NSLU2_GPIO_BUZZ)
81 #define NSLU2_LED_RED NSLU2_GPIO0
82 #define NSLU2_LED_GRN NSLU2_GPIO1
84 #define NSLU2_LED_RED_BM (1L << NSLU2_LED_RED)
85 #define NSLU2_LED_GRN_BM (1L << NSLU2_LED_GRN)
87 #define NSLU2_LED_DISK1 NSLU2_GPIO2
88 #define NSLU2_LED_DISK2 NSLU2_GPIO3
90 #define NSLU2_LED_DISK1_BM (1L << NSLU2_GPIO2)
91 #define NSLU2_LED_DISK2_BM (1L << NSLU2_GPIO3)