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arch
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arm
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mach-exynos
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include
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mach
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sysmmu.h

sysmmu.h 2.1 KB
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  1. /*
    2. 

  2.  * Copyright (c) 2011-2012 Samsung Electronics Co., Ltd.
    3. 

  3.  *		http://www.samsung.com
    4. 

  4.  *
    5. 

  5.  * EXYNOS - System MMU support
    6. 

  6.  *
    7. 

  7.  * This program is free software; you can redistribute it and/or modify
    8. 

  8.  * it under the terms of the GNU General Public License version 2 as
    9. 

  9.  * published by the Free Software Foundation.
    10. 

  10.  */
    11. 

  11. 

  12. #ifndef _ARM_MACH_EXYNOS_SYSMMU_H_
    13. 

  13. #define _ARM_MACH_EXYNOS_SYSMMU_H_
    14. 

  14. 

  15. struct sysmmu_platform_data {
    16. 

  16. 	char *dbgname;
    17. 

  17. 	/* comma(,) separated list of clock names for clock gating */
    18. 

  18. 	char *clockname;
    19. 

  19. };
    20. 

  20. 

  21. #define SYSMMU_DEVNAME_BASE "exynos-sysmmu"
    22. 

  22. 

  23. #define SYSMMU_CLOCK_NAME "sysmmu"
    24. 

  24. #define SYSMMU_CLOCK_NAME2 "sysmmu_mc"
    25. 

  25. 

  26. #ifdef CONFIG_EXYNOS_DEV_SYSMMU
    27. 

  27. #include <linux/device.h>
    28. 

  28. struct platform_device;
    29. 

  29. 

  30. #define SYSMMU_PLATDEV(ipname) exynos_device_sysmmu_##ipname
    31. 

  31. 

  32. extern struct platform_device SYSMMU_PLATDEV(mfc_l);
    33. 

  33. extern struct platform_device SYSMMU_PLATDEV(mfc_r);
    34. 

  34. extern struct platform_device SYSMMU_PLATDEV(tv);
    35. 

  35. extern struct platform_device SYSMMU_PLATDEV(jpeg);
    36. 

  36. extern struct platform_device SYSMMU_PLATDEV(rot);
    37. 

  37. extern struct platform_device SYSMMU_PLATDEV(fimc0);
    38. 

  38. extern struct platform_device SYSMMU_PLATDEV(fimc1);
    39. 

  39. extern struct platform_device SYSMMU_PLATDEV(fimc2);
    40. 

  40. extern struct platform_device SYSMMU_PLATDEV(fimc3);
    41. 

  41. extern struct platform_device SYSMMU_PLATDEV(gsc0);
    42. 

  42. extern struct platform_device SYSMMU_PLATDEV(gsc1);
    43. 

  43. extern struct platform_device SYSMMU_PLATDEV(gsc2);
    44. 

  44. extern struct platform_device SYSMMU_PLATDEV(gsc3);
    45. 

  45. extern struct platform_device SYSMMU_PLATDEV(isp);
    46. 

  46. extern struct platform_device SYSMMU_PLATDEV(fimd0);
    47. 

  47. extern struct platform_device SYSMMU_PLATDEV(fimd1);
    48. 

  48. extern struct platform_device SYSMMU_PLATDEV(camif0);
    49. 

  49. extern struct platform_device SYSMMU_PLATDEV(camif1);
    50. 

  50. extern struct platform_device SYSMMU_PLATDEV(2d);
    51. 

  51. 

  52. #ifdef CONFIG_IOMMU_API
    53. 

  53. static inline void platform_set_sysmmu(
    54. 

  54. 				struct device *sysmmu, struct device *dev)
    55. 

  55. {
    56. 

  56. 	dev->archdata.iommu = sysmmu;
    57. 

  57. }
    58. 

  58. #endif
    59. 

  59. 

  60. #else /* !CONFIG_EXYNOS_DEV_SYSMMU */
    61. 

  61. #define platform_set_sysmmu(sysmmu, dev) do { } while (0)
    62. 

  62. #endif
    63. 

  63. 

  64. #define SYSMMU_CLOCK_DEVNAME(ipname, id) (SYSMMU_DEVNAME_BASE "." #id)
    65. 

  65. 

  66. #endif /* _ARM_MACH_EXYNOS_SYSMMU_H_ */
    67.