root/arch/arm/mach-omap2/prminst44xx.h

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INCLUDED FROM


   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * OMAP4 Power/Reset Management (PRM) function prototypes
   4  *
   5  * Copyright (C) 2010 Nokia Corporation
   6  * Copyright (C) 2011 Texas Instruments, Inc.
   7  * Paul Walmsley
   8  */
   9 #ifndef __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H
  10 #define __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H
  11 
  12 #define PRM_INSTANCE_UNKNOWN    -1
  13 extern s32 omap4_prmst_get_prm_dev_inst(void);
  14 void omap4_prminst_set_prm_dev_inst(s32 dev_inst);
  15 
  16 /*
  17  * In an ideal world, we would not export these low-level functions,
  18  * but this will probably take some time to fix properly
  19  */
  20 extern u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx);
  21 extern void omap4_prminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx);
  22 extern u32 omap4_prminst_rmw_inst_reg_bits(u32 mask, u32 bits, u8 part,
  23                                            s16 inst, u16 idx);
  24 
  25 extern void omap4_prminst_global_warm_sw_reset(void);
  26 
  27 extern int omap4_prminst_is_hardreset_asserted(u8 shift, u8 part, s16 inst,
  28                                                u16 rstctrl_offs);
  29 extern int omap4_prminst_assert_hardreset(u8 shift, u8 part, s16 inst,
  30                                           u16 rstctrl_offs);
  31 int omap4_prminst_deassert_hardreset(u8 shift, u8 st_shift, u8 part,
  32                                      s16 inst, u16 rstctrl_offs,
  33                                      u16 rstst_offs);
  34 
  35 extern void omap_prm_base_init(void);
  36 
  37 #endif

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