sram.h 1.9 KB

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