arch/arm/mach-mmp/include/mach/sram.h

   1 /*
   2  *  linux/arch/arm/mach-mmp/include/mach/sram.h
   3  *
   4  *  SRAM Memory Management
   5  *
   6  *  Copyright (c) 2011 Marvell Semiconductors Inc.
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License version 2 as
  10  *  published by the Free Software Foundation.
  11  *
  12  */
  13
  14 #ifndef __ASM_ARCH_SRAM_H
  15 #define __ASM_ARCH_SRAM_H
  16
  17 #include <linux/genalloc.h>
  18
  19 /* ARBITRARY:  SRAM allocations are multiples of this 2^N size */
  20 #define SRAM_GRANULARITY        512
  21
  22 enum sram_type {
  23         MMP_SRAM_UNDEFINED = 0,
  24         MMP_ASRAM,
  25         MMP_ISRAM,
  26 };
  27
  28 struct sram_platdata {
  29         char *pool_name;
  30         int granularity;
  31 };
  32
  33 extern struct gen_pool *sram_get_gpool(char *pool_name);
  34
  35 #endif /* __ASM_ARCH_SRAM_H */