ppc_sys.h 2.3 KB

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  1. /*
  2. * include/asm-ppc/ppc_sys.h
  3. *
  4. * PPC system definitions and library functions
  5. *
  6. * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  7. *
  8. * Copyright 2005 Freescale Semiconductor, Inc
  9. *
  10. * This program is free software; you can redistribute it and/or modify it
  11. * under the terms of the GNU General Public License as published by the
  12. * Free Software Foundation; either version 2 of the License, or (at your
  13. * option) any later version.
  14. */
  15. #ifdef __KERNEL__
  16. #ifndef __ASM_PPC_SYS_H
  17. #define __ASM_PPC_SYS_H
  18. #include <linux/init.h>
  19. #include <linux/platform_device.h>
  20. #include <linux/types.h>
  21. #if defined(CONFIG_8260)
  22. #include <asm/mpc8260.h>
  23. #elif defined(CONFIG_83xx)
  24. #include <asm/mpc83xx.h>
  25. #elif defined(CONFIG_85xx)
  26. #include <asm/mpc85xx.h>
  27. #elif defined(CONFIG_8xx)
  28. #include <asm/mpc8xx.h>
  29. #elif defined(CONFIG_PPC_MPC52xx)
  30. #include <asm/mpc52xx.h>
  31. #elif defined(CONFIG_MPC10X_BRIDGE)
  32. #include <asm/mpc10x.h>
  33. #else
  34. #error "need definition of ppc_sys_devices"
  35. #endif
  36. struct ppc_sys_spec {
  37. /* PPC sys is matched via (ID & mask) == value, id could be
  38. * PVR, SVR, IMMR, * etc. */
  39. u32 mask;
  40. u32 value;
  41. u32 num_devices;
  42. char *ppc_sys_name;
  43. enum ppc_sys_devices *device_list;
  44. };
  45. /* describes all specific chips and which devices they have on them */
  46. extern struct ppc_sys_spec ppc_sys_specs[];
  47. extern struct ppc_sys_spec *cur_ppc_sys_spec;
  48. /* determine which specific SOC we are */
  49. extern void identify_ppc_sys_by_id(u32 id) __init;
  50. extern void identify_ppc_sys_by_name(char *name) __init;
  51. extern void identify_ppc_sys_by_name_and_id(char *name, u32 id) __init;
  52. /* describes all devices that may exist in a given family of processors */
  53. extern struct platform_device ppc_sys_platform_devices[];
  54. /* allow any platform_device fixup to occur before device is registered */
  55. extern int (*ppc_sys_device_fixup) (struct platform_device * pdev);
  56. /* Update all memory resources by paddr, call before platform_device_register */
  57. extern void ppc_sys_fixup_mem_resource(struct platform_device *pdev,
  58. phys_addr_t paddr) __init;
  59. /* Get platform_data pointer out of platform device, call before platform_device_register */
  60. extern void *ppc_sys_get_pdata(enum ppc_sys_devices dev) __init;
  61. /* remove a device from the system */
  62. extern void ppc_sys_device_remove(enum ppc_sys_devices dev);
  63. #endif /* __ASM_PPC_SYS_H */
  64. #endif /* __KERNEL__ */