LXR linux/arch/arm/mach-omap2/sram.h

   1/*
   2 * Interface for functions that need to be run in internal SRAM
   3 *
   4 * This program is free software; you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License version 2 as
   6 * published by the Free Software Foundation.
   7 */
   8
   9#ifndef __ASSEMBLY__
  10#include <plat/sram.h>
  11
  12extern void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
  13                                u32 base_cs, u32 force_unlock);
  14extern void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
  15                                      u32 mem_type);
  16extern u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass);
  17
  18extern void omap3_sram_restore_context(void);
  19
  20/* Do not use these */
  21extern void omap24xx_sram_reprogram_clock(u32 ckctl, u32 dpllctl);
  22extern unsigned long omap24xx_sram_reprogram_clock_sz;
  23
  24extern void omap242x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
  25                                                u32 base_cs, u32 force_unlock);
  26extern unsigned long omap242x_sram_ddr_init_sz;
  27
  28extern u32 omap242x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
  29                                                int bypass);
  30extern unsigned long omap242x_sram_set_prcm_sz;
  31
  32extern void omap242x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
  33                                                u32 mem_type);
  34extern unsigned long omap242x_sram_reprogram_sdrc_sz;
  35
  36
  37extern void omap243x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
  38                                                u32 base_cs, u32 force_unlock);
  39extern unsigned long omap243x_sram_ddr_init_sz;
  40
  41extern u32 omap243x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
  42                                                int bypass);
  43extern unsigned long omap243x_sram_set_prcm_sz;
  44
  45extern void omap243x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
  46                                                u32 mem_type);
  47extern unsigned long omap243x_sram_reprogram_sdrc_sz;
  48
  49#ifdef CONFIG_PM
  50extern void omap_push_sram_idle(void);
  51#else
  52static inline void omap_push_sram_idle(void) {}
  53#endif /* CONFIG_PM */
  54
  55#endif /* __ASSEMBLY__ */
  56
  57/*
  58 * OMAP2+: define the SRAM PA addresses.
  59 * Used by the SRAM management code and the idle sleep code.
  60 */
  61#define OMAP2_SRAM_PA           0x40200000
  62#define OMAP3_SRAM_PA           0x40200000
  63