--- linux-2.6.14-rc2/include/asm-arm/arch-ixp4xx/nslu2.h 1970-01-01 01:00:00.000000000 +0100 +++ test3/include/asm-arm/arch-ixp4xx/nslu2.h 2005-09-24 17:46:04.000000000 +0200 @@ -0,0 +1,48 @@ +/* + * include/asm-arm/arch-ixp4xx/nslu2.h + * + * NSLU2 platform specific definitions + * + * Author: Mark Rakes + * Maintainers: http://www.nslu2-linux.org + * + * based on ixdp425.h: + * Copyright 2004 (c) MontaVista, Software, Inc. + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +// GPIO 8 is used as the power input so is not free for use as a PCI IRQ +// kas11 11-2-04 + +#ifndef __ASM_ARCH_HARDWARE_H__ +#error "Do not include this directly, instead #include " +#endif + +#define NSLU2_FLASH_BASE IXP4XX_EXP_BUS_CS0_BASE_PHYS +#define NSLU2_FLASH_SIZE IXP4XX_EXP_BUS_CSX_REGION_SIZE + +#define NSLU2_SDA_PIN 7 +#define NSLU2_SCL_PIN 6 + +/* + * NSLU2 PCI IRQs + */ +#define NSLU2_PCI_MAX_DEV 3 +#define NSLU2_PCI_IRQ_LINES 3 + + +/* PCI controller GPIO to IRQ pin mappings */ +#define NSLU2_PCI_INTA_PIN 11 +#define NSLU2_PCI_INTB_PIN 10 +#define NSLU2_PCI_INTC_PIN 9 +#define NSLU2_PCI_INTD_PIN 8 + + +/* NSLU2 Timer */ +#define NSLU2_FREQ 66000000 +#define NSLU2_CLOCK_TICK_RATE (((NSLU2_FREQ / HZ & ~IXP4XX_OST_RELOAD_MASK) + 1) * HZ) +#define NSLU2_CLOCK_TICKS_PER_USEC ((NSLU2_CLOCK_TICK_RATE + USEC_PER_SEC/2) / USEC_PER_SEC) +