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