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Diffstat (limited to 'include/asm-arm/arch-imx/hardware.h')
-rw-r--r-- | include/asm-arm/arch-imx/hardware.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/include/asm-arm/arch-imx/hardware.h b/include/asm-arm/arch-imx/hardware.h new file mode 100644 index 000000000000..adffb6acf42a --- /dev/null +++ b/include/asm-arm/arch-imx/hardware.h @@ -0,0 +1,99 @@ +/* + * 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 |