arch/arm/include/asm/global_data.h

   1 /*
   2  * (C) Copyright 2002-2010
   3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 #ifndef __ASM_GBL_DATA_H
  25 #define __ASM_GBL_DATA_H
  26
  27 #ifdef CONFIG_OMAP
  28 #include <asm/omap_boot.h>
  29 #endif
  30
  31 /* Architecture-specific global data */
  32 struct arch_global_data {
  33 #if defined(CONFIG_FSL_ESDHC)
  34         u32 sdhc_clk;
  35 #endif
  36 #ifdef CONFIG_AT91FAMILY
  37         /* "static data" needed by at91's clock.c */
  38         unsigned long   cpu_clk_rate_hz;
  39         unsigned long   main_clk_rate_hz;
  40         unsigned long   mck_rate_hz;
  41         unsigned long   plla_rate_hz;
  42         unsigned long   pllb_rate_hz;
  43         unsigned long   at91_pllb_usb_init;
  44 #endif
  45         /* "static data" needed by most of timer.c on ARM platforms */
  46         unsigned long timer_rate_hz;
  47         unsigned long tbu;
  48         unsigned long tbl;
  49         unsigned long lastinc;
  50         unsigned long long timer_reset_value;
  51 #ifdef CONFIG_IXP425
  52         unsigned long timestamp;
  53 #endif
  54 #if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF))
  55         unsigned long tlb_addr;
  56         unsigned long tlb_size;
  57 #endif
  58
  59 #ifdef CONFIG_OMAP
  60         struct omap_boot_parameters omap_boot_params;
  61 #endif
  62 };
  63
  64 #include <asm-generic/global_data.h>
  65
  66 #define DECLARE_GLOBAL_DATA_PTR     register volatile gd_t *gd asm ("r8")
  67
  68 #endif /* __ASM_GBL_DATA_H */