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android_kernel_...
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arch
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arm
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mach-omap2
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sram.h

sram.h 1.9 KB
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  1. /* SPDX-License-Identifier: GPL-2.0-only */
    2. 

  2. /*
    3. 

  3.  * Interface for functions that need to be run in internal SRAM
    4. 

  4.  */
    5. 

  5. 

  6. #ifndef __ASSEMBLY__
    7. 

  7. 

  8. extern void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
    9. 

  9. 				u32 base_cs, u32 force_unlock);
    10. 

  10. extern void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
    11. 

  11. 				      u32 mem_type);
    12. 

  12. extern u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass);
    13. 

  13. 

  14. extern void omap3_sram_restore_context(void);
    15. 

  15. 

  16. extern int __init omap_sram_init(void);
    17. 

  17. 

  18. extern void *omap_sram_push(void *funcp, unsigned long size);
    19. 

  19. 

  20. /* Do not use these */
    21. 

  21. extern void omap24xx_sram_reprogram_clock(u32 ckctl, u32 dpllctl);
    22. 

  22. extern unsigned long omap24xx_sram_reprogram_clock_sz;
    23. 

  23. 

  24. extern void omap242x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
    25. 

  25. 						u32 base_cs, u32 force_unlock);
    26. 

  26. extern unsigned long omap242x_sram_ddr_init_sz;
    27. 

  27. 

  28. extern u32 omap242x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
    29. 

  29. 						int bypass);
    30. 

  30. extern unsigned long omap242x_sram_set_prcm_sz;
    31. 

  31. 

  32. extern void omap242x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
    33. 

  33. 						u32 mem_type);
    34. 

  34. extern unsigned long omap242x_sram_reprogram_sdrc_sz;
    35. 

  35. 

  36. 

  37. extern void omap243x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
    38. 

  38. 						u32 base_cs, u32 force_unlock);
    39. 

  39. extern unsigned long omap243x_sram_ddr_init_sz;
    40. 

  40. 

  41. extern u32 omap243x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
    42. 

  42. 						int bypass);
    43. 

  43. extern unsigned long omap243x_sram_set_prcm_sz;
    44. 

  44. 

  45. extern void omap243x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
    46. 

  46. 						u32 mem_type);
    47. 

  47. extern unsigned long omap243x_sram_reprogram_sdrc_sz;
    48. 

  48. 

  49. #ifdef CONFIG_PM
    50. 

  50. extern void omap_push_sram_idle(void);
    51. 

  51. #else
    52. 

  52. static inline void omap_push_sram_idle(void) {}
    53. 

  53. #endif /* CONFIG_PM */
    54. 

  54. 

  55. #endif /* __ASSEMBLY__ */
    56. 

  56. 

  57. /*
    58. 

  58.  * OMAP2+: define the SRAM PA addresses.
    59. 

  59.  * Used by the SRAM management code and the idle sleep code.
    60. 

  60.  */
    61. 

  61. #define OMAP2_SRAM_PA		0x40200000
    62. 

  62. #define OMAP3_SRAM_PA           0x40200000
    63.