1 /* 2 * arch/arm/mach-pxa/include/mach/viper.h 3 * 4 * Author: Ian Campbell 5 * Created: Feb 03, 2003 6 * Copyright: Arcom Control Systems. 7 * 8 * Maintained by Marc Zyngier <maz@misterjones.org> 9 * <marc.zyngier@altran.com> 10 * 11 * Created based on lubbock.h: 12 * Author: Nicolas Pitre 13 * Created: Jun 15, 2001 14 * Copyright: MontaVista Software Inc. 15 * 16 * This program is free software; you can redistribute it and/or modify 17 * it under the terms of the GNU General Public License version 2 as 18 * published by the Free Software Foundation. 19 */ 20 21 #ifndef ARCH_VIPER_H 22 #define ARCH_VIPER_H 23 24 #define VIPER_BOOT_PHYS PXA_CS0_PHYS 25 #define VIPER_FLASH_PHYS PXA_CS1_PHYS 26 #define VIPER_ETH_PHYS PXA_CS2_PHYS 27 #define VIPER_USB_PHYS PXA_CS3_PHYS 28 #define VIPER_ETH_DATA_PHYS PXA_CS4_PHYS 29 #define VIPER_CPLD_PHYS PXA_CS5_PHYS 30 31 #define VIPER_CPLD_BASE (0xf0000000) 32 #define VIPER_PC104IO_BASE (0xf1000000) 33 #define VIPER_USB_BASE (0xf1800000) 34 35 #define VIPER_ETH_GPIO (0) 36 #define VIPER_CPLD_GPIO (1) 37 #define VIPER_USB_GPIO (2) 38 #define VIPER_UARTA_GPIO (4) 39 #define VIPER_UARTB_GPIO (3) 40 #define VIPER_CF_CD_GPIO (32) 41 #define VIPER_CF_RDY_GPIO (8) 42 #define VIPER_BCKLIGHT_EN_GPIO (9) 43 #define VIPER_LCD_EN_GPIO (10) 44 #define VIPER_PSU_DATA_GPIO (6) 45 #define VIPER_PSU_CLK_GPIO (11) 46 #define VIPER_UART_SHDN_GPIO (12) 47 #define VIPER_BRIGHTNESS_GPIO (16) 48 #define VIPER_PSU_nCS_LD_GPIO (19) 49 #define VIPER_UPS_GPIO (20) 50 #define VIPER_CF_POWER_GPIO (82) 51 #define VIPER_TPM_I2C_SDA_GPIO (26) 52 #define VIPER_TPM_I2C_SCL_GPIO (27) 53 #define VIPER_RTC_I2C_SDA_GPIO (83) 54 #define VIPER_RTC_I2C_SCL_GPIO (84) 55 56 #define VIPER_CPLD_P2V(x) ((x) - VIPER_CPLD_PHYS + VIPER_CPLD_BASE) 57 #define VIPER_CPLD_V2P(x) ((x) - VIPER_CPLD_BASE + VIPER_CPLD_PHYS) 58 59 #ifndef __ASSEMBLY__ 60 # define __VIPER_CPLD_REG(x) (*((volatile u16 *)VIPER_CPLD_P2V(x))) 61 #endif 62 63 /* board level registers in the CPLD: (offsets from CPLD_BASE) ... */ 64 65 /* ... Physical addresses */ 66 #define _VIPER_LO_IRQ_STATUS (VIPER_CPLD_PHYS + 0x100000) 67 #define _VIPER_ICR_PHYS (VIPER_CPLD_PHYS + 0x100002) 68 #define _VIPER_HI_IRQ_STATUS (VIPER_CPLD_PHYS + 0x100004) 69 #define _VIPER_VERSION_PHYS (VIPER_CPLD_PHYS + 0x100006) 70 #define VIPER_UARTA_PHYS (VIPER_CPLD_PHYS + 0x300010) 71 #define VIPER_UARTB_PHYS (VIPER_CPLD_PHYS + 0x300000) 72 #define _VIPER_SRAM_BASE (VIPER_CPLD_PHYS + 0x800000) 73 74 /* ... Virtual addresses */ 75 #define VIPER_LO_IRQ_STATUS __VIPER_CPLD_REG(_VIPER_LO_IRQ_STATUS) 76 #define VIPER_HI_IRQ_STATUS __VIPER_CPLD_REG(_VIPER_HI_IRQ_STATUS) 77 #define VIPER_VERSION __VIPER_CPLD_REG(_VIPER_VERSION_PHYS) 78 #define VIPER_ICR __VIPER_CPLD_REG(_VIPER_ICR_PHYS) 79 80 /* Decode VIPER_VERSION register */ 81 #define VIPER_CPLD_REVISION(x) (((x) >> 5) & 0x7) 82 #define VIPER_BOARD_VERSION(x) (((x) >> 3) & 0x3) 83 #define VIPER_BOARD_ISSUE(x) (((x) >> 0) & 0x7) 84 85 /* Interrupt and Configuration Register (VIPER_ICR) */ 86 /* This is a write only register. Only CF_RST is used under Linux */ 87 88 extern void viper_cf_rst(int state); 89 90 #define VIPER_ICR_RETRIG (1 << 0) 91 #define VIPER_ICR_AUTO_CLR (1 << 1) 92 #define VIPER_ICR_R_DIS (1 << 2) 93 #define VIPER_ICR_CF_RST (1 << 3) 94 95 #endif 96 97