diff options
Diffstat (limited to 'include/asm-arm/arch-lh7a40x/constants.h')
| -rw-r--r-- | include/asm-arm/arch-lh7a40x/constants.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/include/asm-arm/arch-lh7a40x/constants.h b/include/asm-arm/arch-lh7a40x/constants.h new file mode 100644 index 00000000000..52c1cb9c39c --- /dev/null +++ b/include/asm-arm/arch-lh7a40x/constants.h @@ -0,0 +1,88 @@ +/* include/asm-arm/arch-lh7a40x/constants.h + * + * Copyright (C) 2004 Coastal Environmental Systems + * Copyright (C) 2004 Logic Product Development + * + * 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 __ASM_ARCH_CONSTANTS_H +#define __ASM_ARCH_CONSTANTS_H + +#include <linux/config.h> + +/* Addressing constants */ + + /* SoC CPU IO addressing */ +#define IO_PHYS (0x80000000) +#define IO_VIRT (0xf8000000) +#define IO_SIZE (0x0000B000) + +#ifdef CONFIG_MACH_KEV7A400 +# define CPLD_PHYS (0x20000000) +# define CPLD_VIRT (0xf2000000) +# define CPLD_SIZE PAGE_SIZE +#endif + +#if defined (CONFIG_MACH_LPD7A400) || defined (CONFIG_MACH_LPD7A404) + +# define IOBARRIER_PHYS 0xc0000000 /* Start of SDRAM */ +/*# define IOBARRIER_PHYS 0x00000000 */ /* Start of flash */ +# define IOBARRIER_VIRT 0xf0000000 +# define IOBARRIER_SIZE PAGE_SIZE + +# define CF_PHYS 0x60200000 +# define CF_VIRT 0xf6020000 +# define CF_SIZE (8*1024) + + /* The IO mappings for the LPD CPLD are, unfortunately, sparse. */ +# define CPLDX_PHYS(x) (0x70000000 | ((x) << 20)) +# define CPLDX_VIRT(x) (0xf7000000 | ((x) << 16)) +# define CPLD00_PHYS CPLDX_PHYS (0x00) /* Wired LAN */ +# define CPLD00_VIRT CPLDX_VIRT (0x00) +# define CPLD00_SIZE PAGE_SIZE +# define CPLD02_PHYS CPLDX_PHYS (0x02) +# define CPLD02_VIRT CPLDX_VIRT (0x02) +# define CPLD02_SIZE PAGE_SIZE +# define CPLD06_PHYS CPLDX_PHYS (0x06) +# define CPLD06_VIRT CPLDX_VIRT (0x06) +# define CPLD06_SIZE PAGE_SIZE +# define CPLD08_PHYS CPLDX_PHYS (0x08) +# define CPLD08_VIRT CPLDX_VIRT (0x08) +# define CPLD08_SIZE PAGE_SIZE +# define CPLD0C_PHYS CPLDX_PHYS (0x0c) +# define CPLD0C_VIRT CPLDX_VIRT (0x0c) +# define CPLD0C_SIZE PAGE_SIZE +# define CPLD0E_PHYS CPLDX_PHYS (0x0e) +# define CPLD0E_VIRT CPLDX_VIRT (0x0e) +# define CPLD0E_SIZE PAGE_SIZE +# define CPLD10_PHYS CPLDX_PHYS (0x10) +# define CPLD10_VIRT CPLDX_VIRT (0x10) +# define CPLD10_SIZE PAGE_SIZE +# define CPLD12_PHYS CPLDX_PHYS (0x12) +# define CPLD12_VIRT CPLDX_VIRT (0x12) +# define CPLD12_SIZE PAGE_SIZE +# define CPLD14_PHYS CPLDX_PHYS (0x14) +# define CPLD14_VIRT CPLDX_VIRT (0x14) +# define CPLD14_SIZE PAGE_SIZE +# define CPLD16_PHYS CPLDX_PHYS (0x16) +# define CPLD16_VIRT CPLDX_VIRT (0x16) +# define CPLD16_SIZE PAGE_SIZE +# define CPLD18_PHYS CPLDX_PHYS (0x18) +# define CPLD18_VIRT CPLDX_VIRT (0x18) +# define CPLD18_SIZE PAGE_SIZE +# define CPLD1A_PHYS CPLDX_PHYS (0x1a) +# define CPLD1A_VIRT CPLDX_VIRT (0x1a) +# define CPLD1A_SIZE PAGE_SIZE +#endif + + /* Timing constants */ + +#define XTAL_IN 14745600 /* 14.7456 MHz crystal */ +#define PLL_CLOCK (XTAL_IN * 21) /* 309 MHz PLL clock */ +#define MAX_HCLK_KHZ 100000 /* HCLK max limit ~100MHz */ + +#endif /* __ASM_ARCH_CONSTANTS_H */ |