hardware.h
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上传日期:2009-04-28
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- /*
- * linux/include/asm-arm/arch-imx/hardware.h
- *
- * Copyright (C) 1999 ARM Limited.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
- #ifndef __ASM_ARCH_HARDWARE_H
- #define __ASM_ARCH_HARDWARE_H
- #include <asm/sizes.h>
- #include "imx-regs.h"
- #ifndef __ASSEMBLY__
- # define __REG(x) (*((volatile u32 *)IO_ADDRESS(x)))
- # define __REG2(x,y) (*(volatile u32 *)((u32)&__REG(x) + (y)))
- #endif
- /*
- * Memory map
- */
- #define IMX_IO_PHYS 0x00200000
- #define IMX_IO_SIZE 0x00100000
- #define IMX_IO_BASE 0xe0000000
- #define IMX_CS0_PHYS 0x10000000
- #define IMX_CS0_SIZE 0x02000000
- #define IMX_CS0_VIRT 0xe8000000
- #define IMX_CS1_PHYS 0x12000000
- #define IMX_CS1_SIZE 0x01000000
- #define IMX_CS1_VIRT 0xea000000
- #define IMX_CS2_PHYS 0x13000000
- #define IMX_CS2_SIZE 0x01000000
- #define IMX_CS2_VIRT 0xeb000000
- #define IMX_CS3_PHYS 0x14000000
- #define IMX_CS3_SIZE 0x01000000
- #define IMX_CS3_VIRT 0xec000000
- #define IMX_CS4_PHYS 0x15000000
- #define IMX_CS4_SIZE 0x01000000
- #define IMX_CS4_VIRT 0xed000000
- #define IMX_CS5_PHYS 0x16000000
- #define IMX_CS5_SIZE 0x01000000
- #define IMX_CS5_VIRT 0xee000000
- #define IMX_FB_VIRT 0xF1000000
- #define IMX_FB_SIZE (256*1024)
- /* macro to get at IO space when running virtually */
- #define IO_ADDRESS(x) ((x) | IMX_IO_BASE)
- #ifndef __ASSEMBLY__
- /*
- * Handy routine to set GPIO functions
- */
- extern void imx_gpio_mode( int gpio_mode );
- /* get frequencies in Hz */
- extern unsigned int imx_get_system_clk(void);
- extern unsigned int imx_get_mcu_clk(void);
- extern unsigned int imx_get_perclk1(void); /* UART[12], Timer[12], PWM */
- extern unsigned int imx_get_perclk2(void); /* LCD, SD, SPI[12] */
- extern unsigned int imx_get_perclk3(void); /* SSI */
- extern unsigned int imx_get_hclk(void); /* SDRAM, CSI, Memory Stick,*/
- /* I2C, DMA */
- #endif
- #define MAXIRQNUM 62
- #define MAXFIQNUM 62
- #define MAXSWINUM 62
- /*
- * Use SDRAM for memory
- */
- #define MEM_SIZE 0x01000000
- #ifdef CONFIG_ARCH_MX1ADS
- #include "mx1ads.h"
- #endif
- #endif