arch/arm/plat-omap/include/mach/sram.h

   1 /*
   2  * arch/arm/plat-omap/include/mach/sram.h
   3  *
   4  * Interface for functions that need to be run in internal SRAM
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #ifndef __ARCH_ARM_OMAP_SRAM_H
  12 #define __ARCH_ARM_OMAP_SRAM_H
  13
  14 extern int __init omap_sram_init(void);
  15 extern void * omap_sram_push(void * start, unsigned long size);
  16 extern void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl);
  17
  18 extern void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
  19                                 u32 base_cs, u32 force_unlock);
  20 extern void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
  21                                       u32 mem_type);
  22 extern u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass);
  23
  24 extern u32 omap3_configure_core_dpll(u32 sdrc_rfr_ctrl,
  25                                      u32 sdrc_actim_ctrla,
  26                                      u32 sdrc_actim_ctrlb, u32 m2,
  27                                      u32 unlock_dll, u32 f, u32 sdrc_mr,
  28                                      u32 inc);
  29
  30 /* Do not use these */
  31 extern void omap1_sram_reprogram_clock(u32 ckctl, u32 dpllctl);
  32 extern unsigned long omap1_sram_reprogram_clock_sz;
  33
  34 extern void omap24xx_sram_reprogram_clock(u32 ckctl, u32 dpllctl);
  35 extern unsigned long omap24xx_sram_reprogram_clock_sz;
  36
  37 extern void omap242x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
  38                                                 u32 base_cs, u32 force_unlock);
  39 extern unsigned long omap242x_sram_ddr_init_sz;
  40
  41 extern u32 omap242x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
  42                                                 int bypass);
  43 extern unsigned long omap242x_sram_set_prcm_sz;
  44
  45 extern void omap242x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
  46                                                 u32 mem_type);
  47 extern unsigned long omap242x_sram_reprogram_sdrc_sz;
  48
  49
  50 extern void omap243x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
  51                                                 u32 base_cs, u32 force_unlock);
  52 extern unsigned long omap243x_sram_ddr_init_sz;
  53
  54 extern u32 omap243x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
  55                                                 int bypass);
  56 extern unsigned long omap243x_sram_set_prcm_sz;
  57
  58 extern void omap243x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
  59                                                 u32 mem_type);
  60 extern unsigned long omap243x_sram_reprogram_sdrc_sz;
  61
  62
  63 extern u32 omap3_sram_configure_core_dpll(u32 sdrc_rfr_ctrl,
  64                                           u32 sdrc_actim_ctrla,
  65                                           u32 sdrc_actim_ctrlb, u32 m2,
  66                                           u32 unlock_dll, u32 f, u32 sdrc_mr,
  67                                           u32 inc);
  68 extern unsigned long omap3_sram_configure_core_dpll_sz;
  69
  70 #endif