prminst44xx.h 1.4 KB

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  1. /*
  2. * OMAP4 Power/Reset Management (PRM) function prototypes
  3. *
  4. * Copyright (C) 2010 Nokia Corporation
  5. * Copyright (C) 2011 Texas Instruments, Inc.
  6. * Paul Walmsley
  7. *
  8. * This program is free software; you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License version 2 as
  10. * published by the Free Software Foundation.
  11. */
  12. #ifndef __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H
  13. #define __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H
  14. #define PRM_INSTANCE_UNKNOWN -1
  15. extern s32 omap4_prmst_get_prm_dev_inst(void);
  16. void omap4_prminst_set_prm_dev_inst(s32 dev_inst);
  17. /*
  18. * In an ideal world, we would not export these low-level functions,
  19. * but this will probably take some time to fix properly
  20. */
  21. extern u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx);
  22. extern void omap4_prminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx);
  23. extern u32 omap4_prminst_rmw_inst_reg_bits(u32 mask, u32 bits, u8 part,
  24. s16 inst, u16 idx);
  25. extern void omap4_prminst_global_warm_sw_reset(void);
  26. extern int omap4_prminst_is_hardreset_asserted(u8 shift, u8 part, s16 inst,
  27. u16 rstctrl_offs);
  28. extern int omap4_prminst_assert_hardreset(u8 shift, u8 part, s16 inst,
  29. u16 rstctrl_offs);
  30. int omap4_prminst_deassert_hardreset(u8 shift, u8 st_shift, u8 part,
  31. s16 inst, u16 rstctrl_offs,
  32. u16 rstst_offs);
  33. extern void omap_prm_base_init(void);
  34. #endif