--- /dev/null
+--- a/arch/arm/mach-ixp4xx/Kconfig
++++ b/arch/arm/mach-ixp4xx/Kconfig
+@@ -65,6 +65,14 @@
+ Engineering Pronghorn Metro Platform. For more
+ information on this platform, see <file:Documentation/arm/IXP4xx>.
+
++config MACH_SIDEWINDER
++ bool "Sidewinder"
++ select PCI
++ help
++ Say 'Y' here if you want your kernel to support the ADI
++ Engineering Sidewinder Platform. For more
++ information on this platform, see <file:Documentation/arm/IXP4xx>.
++
+ config MACH_COMPEX
+ bool "Compex WP18 / NP18A"
+ select PCI
+@@ -163,7 +171,7 @@
+ #
+ config CPU_IXP46X
+ bool
+- depends on MACH_IXDP465
++ depends on MACH_IXDP465 || MACH_SIDEWINDER
+ default y
+
+ config CPU_IXP43X
+--- a/arch/arm/mach-ixp4xx/Makefile
++++ b/arch/arm/mach-ixp4xx/Makefile
+@@ -19,6 +19,7 @@
+ obj-pci-$(CONFIG_MACH_PRONGHORNMETRO) += pronghornmetro-pci.o
+ obj-pci-$(CONFIG_MACH_COMPEX) += ixdp425-pci.o
+ obj-pci-$(CONFIG_MACH_WRT300NV2) += wrt300nv2-pci.o
++obj-pci-$(CONFIG_MACH_SIDEWINDER) += sidewinder-pci.o
+
+ obj-y += common.o
+
+@@ -36,6 +37,7 @@
+ obj-$(CONFIG_MACH_PRONGHORNMETRO) += pronghornmetro-setup.o
+ obj-$(CONFIG_MACH_COMPEX) += compex-setup.o
+ obj-$(CONFIG_MACH_WRT300NV2) += wrt300nv2-setup.o
++obj-$(CONFIG_MACH_SIDEWINDER) += sidewinder-setup.o
+
+ obj-$(CONFIG_PCI) += $(obj-pci-$(CONFIG_PCI)) common-pci.o
+ obj-$(CONFIG_IXP4XX_QMGR) += ixp4xx_qmgr.o
+--- /dev/null
++++ b/arch/arm/mach-ixp4xx/sidewinder-pci.c
+@@ -0,0 +1,71 @@
++/*
++ * arch/arch/mach-ixp4xx/pronghornmetro-pci.c
++ *
++ * PCI setup routines for ADI Engineering Sidewinder
++ *
++ * Copyright (C) 2007 Imre Kaloz <kaloz@openwrt.org>
++ *
++ * based on coyote-pci.c:
++ * Copyright (C) 2002 Jungo Software Technologies.
++ * Copyright (C) 2003 MontaVista Softwrae, Inc.
++ *
++ * Maintainer: Imre Kaloz <kaloz@openwrt.org>
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License version 2 as
++ * published by the Free Software Foundation.
++ *
++ */
++
++#include <linux/kernel.h>
++#include <linux/pci.h>
++#include <linux/init.h>
++#include <linux/irq.h>
++
++#include <asm/mach-types.h>
++#include <asm/hardware.h>
++#include <asm/irq.h>
++
++#include <asm/mach/pci.h>
++
++extern void ixp4xx_pci_preinit(void);
++extern int ixp4xx_setup(int nr, struct pci_sys_data *sys);
++extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys);
++
++void __init sidewinder_pci_preinit(void)
++{
++ set_irq_type(IRQ_IXP4XX_GPIO11, IRQT_LOW);
++ set_irq_type(IRQ_IXP4XX_GPIO10, IRQT_LOW);
++ set_irq_type(IRQ_IXP4XX_GPIO9, IRQT_LOW);
++
++ ixp4xx_pci_preinit();
++}
++
++static int __init sidewinder_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
++{
++ if (slot == 1)
++ return IRQ_IXP4XX_GPIO11;
++ else if (slot == 2)
++ return IRQ_IXP4XX_GPIO10;
++ else if (slot == 3)
++ return IRQ_IXP4XX_GPIO9;
++ else return -1;
++}
++
++struct hw_pci sidewinder_pci __initdata = {
++ .nr_controllers = 1,
++ .preinit = sidewinder_pci_preinit,
++ .swizzle = pci_std_swizzle,
++ .setup = ixp4xx_setup,
++ .scan = ixp4xx_scan_bus,
++ .map_irq = sidewinder_map_irq,
++};
++
++int __init sidewinder_pci_init(void)
++{
++ if (machine_is_sidewinder())
++ pci_common_init(&sidewinder_pci);
++ return 0;
++}
++
++subsys_initcall(sidewinder_pci_init);
+--- /dev/null
++++ b/arch/arm/mach-ixp4xx/sidewinder-setup.c
+@@ -0,0 +1,115 @@
++/*
++ * arch/arm/mach-ixp4xx/sidewinder-setup.c
++ *
++ * Board setup for the ADI Engineering Sidewinder
++ *
++ * Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org>
++ *
++ * based on coyote-setup.c:
++ * Copyright (C) 2003-2005 MontaVista Software, Inc.
++ *
++ * Author: Imre Kaloz <Kaloz@openwrt.org>
++ */
++
++#include <linux/kernel.h>
++#include <linux/serial.h>
++#include <linux/serial_8250.h>
++
++#include <asm/mach-types.h>
++#include <asm/mach/arch.h>
++#include <asm/mach/flash.h>
++
++static struct flash_platform_data sidewinder_flash_data = {
++ .map_name = "cfi_probe",
++ .width = 2,
++};
++
++static struct resource sidewinder_flash_resource = {
++ .flags = IORESOURCE_MEM,
++};
++
++static struct platform_device sidewinder_flash = {
++ .name = "IXP4XX-Flash",
++ .id = 0,
++ .dev = {
++ .platform_data = &sidewinder_flash_data,
++ },
++ .num_resources = 1,
++ .resource = &sidewinder_flash_resource,
++};
++
++static struct resource sidewinder_uart_resources[] = {
++ {
++ .start = IXP4XX_UART1_BASE_PHYS,
++ .end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
++ .flags = IORESOURCE_MEM,
++ },
++ {
++ .start = IXP4XX_UART2_BASE_PHYS,
++ .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
++ .flags = IORESOURCE_MEM,
++ }
++};
++
++static struct plat_serial8250_port sidewinder_uart_data[] = {
++ {
++ .mapbase = IXP4XX_UART1_BASE_PHYS,
++ .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
++ .irq = IRQ_IXP4XX_UART1,
++ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
++ .iotype = UPIO_MEM,
++ .regshift = 2,
++ .uartclk = IXP4XX_UART_XTAL,
++ },
++ {
++ .mapbase = IXP4XX_UART2_BASE_PHYS,
++ .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
++ .irq = IRQ_IXP4XX_UART2,
++ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
++ .iotype = UPIO_MEM,
++ .regshift = 2,
++ .uartclk = IXP4XX_UART_XTAL,
++ },
++ { },
++};
++
++static struct platform_device sidewinder_uart = {
++ .name = "serial8250",
++ .id = PLAT8250_DEV_PLATFORM,
++ .dev = {
++ .platform_data = sidewinder_uart_data,
++ },
++ .num_resources = ARRAY_SIZE(sidewinder_uart_resources),
++ .resource = sidewinder_uart_resources,
++};
++
++static struct platform_device *sidewinder_devices[] __initdata = {
++ &sidewinder_flash,
++ &sidewinder_uart,
++};
++
++static void __init sidewinder_init(void)
++{
++ ixp4xx_sys_init();
++
++ sidewinder_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
++ sidewinder_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_64M - 1;
++
++ *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
++ *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
++
++ platform_add_devices(sidewinder_devices, ARRAY_SIZE(sidewinder_devices));
++}
++
++#ifdef CONFIG_MACH_SIDEWINDER
++MACHINE_START(SIDEWINDER, "ADI Engineering Sidewinder")
++ /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
++ .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
++ .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
++ .map_io = ixp4xx_map_io,
++ .init_irq = ixp4xx_init_irq,
++ .timer = &ixp4xx_timer,
++ .boot_params = 0x0100,
++ .init_machine = sidewinder_init,
++MACHINE_END
++#endif
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