arch/arm/mach-omap2/include/mach/omap4-common.h

   1 /*
   2  * omap4-common.h: OMAP4 specific common header file
   3  *
   4  * Copyright (C) 2010 Texas Instruments, Inc.
   5  *
   6  * Author:
   7  *      Santosh Shilimkar <santosh.shilimkar@ti.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  */
  13 #ifndef OMAP_ARCH_OMAP4_COMMON_H
  14 #define OMAP_ARCH_OMAP4_COMMON_H
  15
  16 /*
  17  * wfi used in low power code. Directly opcode is used instead
  18  * of instruction to avoid mulit-omap build break
  19  */
  20 #ifdef CONFIG_THUMB2_KERNEL
  21 #define do_wfi() __asm__ __volatile__ ("wfi" : : : "memory")
  22 #else
  23 #define do_wfi()                        \
  24                 __asm__ __volatile__ (".word    0xe320f003" : : : "memory")
  25 #endif
  26
  27 #ifdef CONFIG_CACHE_L2X0
  28 extern void __iomem *l2cache_base;
  29 #endif
  30
  31 extern void __iomem *gic_dist_base_addr;
  32
  33 extern void __init gic_init_irq(void);
  34 extern void omap_smc1(u32 fn, u32 arg);
  35
  36 #ifdef CONFIG_SMP
  37 /* Needed for secondary core boot */
  38 extern void omap_secondary_startup(void);
  39 extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
  40 extern void omap_auxcoreboot_addr(u32 cpu_addr);
  41 extern u32 omap_read_auxcoreboot0(void);
  42 #endif
  43 #endif