arch/arm/mach-omap2/sram.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Interface for functions that need to be run in internal SRAM
   4  */
   5
   6 #ifndef __ASSEMBLY__
   7 #include <plat/sram.h>
   8
   9 extern void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
  10                                 u32 base_cs, u32 force_unlock);
  11 extern void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
  12                                       u32 mem_type);
  13 extern u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass);
  14
  15 extern void omap3_sram_restore_context(void);
  16
  17 /* Do not use these */
  18 extern void omap24xx_sram_reprogram_clock(u32 ckctl, u32 dpllctl);
  19 extern unsigned long omap24xx_sram_reprogram_clock_sz;
  20
  21 extern void omap242x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
  22                                                 u32 base_cs, u32 force_unlock);
  23 extern unsigned long omap242x_sram_ddr_init_sz;
  24
  25 extern u32 omap242x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
  26                                                 int bypass);
  27 extern unsigned long omap242x_sram_set_prcm_sz;
  28
  29 extern void omap242x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
  30                                                 u32 mem_type);
  31 extern unsigned long omap242x_sram_reprogram_sdrc_sz;
  32
  33
  34 extern void omap243x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
  35                                                 u32 base_cs, u32 force_unlock);
  36 extern unsigned long omap243x_sram_ddr_init_sz;
  37
  38 extern u32 omap243x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
  39                                                 int bypass);
  40 extern unsigned long omap243x_sram_set_prcm_sz;
  41
  42 extern void omap243x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
  43                                                 u32 mem_type);
  44 extern unsigned long omap243x_sram_reprogram_sdrc_sz;
  45
  46 #ifdef CONFIG_PM
  47 extern void omap_push_sram_idle(void);
  48 #else
  49 static inline void omap_push_sram_idle(void) {}
  50 #endif /* CONFIG_PM */
  51
  52 #endif /* __ASSEMBLY__ */
  53
  54 /*
  55  * OMAP2+: define the SRAM PA addresses.
  56  * Used by the SRAM management code and the idle sleep code.
  57  */
  58 #define OMAP2_SRAM_PA           0x40200000
  59 #define OMAP3_SRAM_PA           0x40200000