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diff --git a/arch/arm/mach-pxa/include/mach/viper.h b/arch/arm/mach-pxa/include/mach/viper.h
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+++ b/arch/arm/mach-pxa/include/mach/viper.h
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+/*
+ * arch/arm/mach-pxa/include/mach/viper.h
+ *
+ * Author: Ian Campbell
+ * Created: Feb 03, 2003
+ * Copyright: Arcom Control Systems.
+ *
+ * Maintained by Marc Zyngier <maz@misterjones.org>
+ * <marc.zyngier@altran.com>
+ *
+ * Created based on lubbock.h:
+ * Author: Nicolas Pitre
+ * Created: Jun 15, 2001
+ * Copyright: MontaVista Software Inc.
+ *
+ * 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.
+ */
+
+#ifndef ARCH_VIPER_H
+#define ARCH_VIPER_H
+
+#define VIPER_BOOT_PHYS PXA_CS0_PHYS
+#define VIPER_FLASH_PHYS PXA_CS1_PHYS
+#define VIPER_ETH_PHYS PXA_CS2_PHYS
+#define VIPER_USB_PHYS PXA_CS3_PHYS
+#define VIPER_ETH_DATA_PHYS PXA_CS4_PHYS
+#define VIPER_CPLD_PHYS PXA_CS5_PHYS
+
+#define VIPER_CPLD_BASE (0xf0000000)
+#define VIPER_PC104IO_BASE (0xf1000000)
+#define VIPER_USB_BASE (0xf1800000)
+
+#define VIPER_ETH_GPIO (0)
+#define VIPER_CPLD_GPIO (1)
+#define VIPER_USB_GPIO (2)
+#define VIPER_UARTA_GPIO (4)
+#define VIPER_UARTB_GPIO (3)
+#define VIPER_CF_CD_GPIO (32)
+#define VIPER_CF_RDY_GPIO (8)
+#define VIPER_BCKLIGHT_EN_GPIO (9)
+#define VIPER_LCD_EN_GPIO (10)
+#define VIPER_PSU_DATA_GPIO (6)
+#define VIPER_PSU_CLK_GPIO (11)
+#define VIPER_UART_SHDN_GPIO (12)
+#define VIPER_BRIGHTNESS_GPIO (16)
+#define VIPER_PSU_nCS_LD_GPIO (19)
+#define VIPER_UPS_GPIO (20)
+#define VIPER_CF_POWER_GPIO (82)
+#define VIPER_TPM_I2C_SDA_GPIO (26)
+#define VIPER_TPM_I2C_SCL_GPIO (27)
+#define VIPER_RTC_I2C_SDA_GPIO (83)
+#define VIPER_RTC_I2C_SCL_GPIO (84)
+
+#define VIPER_CPLD_P2V(x) ((x) - VIPER_CPLD_PHYS + VIPER_CPLD_BASE)
+#define VIPER_CPLD_V2P(x) ((x) - VIPER_CPLD_BASE + VIPER_CPLD_PHYS)
+
+#ifndef __ASSEMBLY__
+# define __VIPER_CPLD_REG(x) (*((volatile u16 *)VIPER_CPLD_P2V(x)))
+#endif
+
+/* board level registers in the CPLD: (offsets from CPLD_BASE) ... */
+
+/* ... Physical addresses */
+#define _VIPER_LO_IRQ_STATUS (VIPER_CPLD_PHYS + 0x100000)
+#define _VIPER_ICR_PHYS (VIPER_CPLD_PHYS + 0x100002)
+#define _VIPER_HI_IRQ_STATUS (VIPER_CPLD_PHYS + 0x100004)
+#define _VIPER_VERSION_PHYS (VIPER_CPLD_PHYS + 0x100006)
+#define VIPER_UARTA_PHYS (VIPER_CPLD_PHYS + 0x300010)
+#define VIPER_UARTB_PHYS (VIPER_CPLD_PHYS + 0x300000)
+#define _VIPER_SRAM_BASE (VIPER_CPLD_PHYS + 0x800000)
+
+/* ... Virtual addresses */
+#define VIPER_LO_IRQ_STATUS __VIPER_CPLD_REG(_VIPER_LO_IRQ_STATUS)
+#define VIPER_HI_IRQ_STATUS __VIPER_CPLD_REG(_VIPER_HI_IRQ_STATUS)
+#define VIPER_VERSION __VIPER_CPLD_REG(_VIPER_VERSION_PHYS)
+#define VIPER_ICR __VIPER_CPLD_REG(_VIPER_ICR_PHYS)
+
+/* Decode VIPER_VERSION register */
+#define VIPER_CPLD_REVISION(x) (((x) >> 5) & 0x7)
+#define VIPER_BOARD_VERSION(x) (((x) >> 3) & 0x3)
+#define VIPER_BOARD_ISSUE(x) (((x) >> 0) & 0x7)
+
+/* Interrupt and Configuration Register (VIPER_ICR) */
+/* This is a write only register. Only CF_RST is used under Linux */
+
+extern void viper_cf_rst(int state);
+
+#define VIPER_ICR_RETRIG (1 << 0)
+#define VIPER_ICR_AUTO_CLR (1 << 1)
+#define VIPER_ICR_R_DIS (1 << 2)
+#define VIPER_ICR_CF_RST (1 << 3)
+
+#endif
+