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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
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