arch/arm/mach-omap2/prm44xx_54xx.h

   1 /*
   2  * OMAP44xx and 54xx PRM common functions
   3  *
   4  * Copyright (C) 2009-2013 Texas Instruments, Inc.
   5  * Copyright (C) 2009-2010 Nokia Corporation
   6  *
   7  * Paul Walmsley (paul@pwsan.com)
   8  * Rajendra Nayak (rnayak@ti.com)
   9  * Benoit Cousson (b-cousson@ti.com)
  10  *
  11  * This file is automatically generated from the OMAP hardware databases.
  12  * We respectfully ask that any modifications to this file be coordinated
  13  * with the public linux-omap@vger.kernel.org mailing list and the
  14  * authors above to ensure that the autogeneration scripts are kept
  15  * up-to-date with the file contents.
  16  *
  17  * This program is free software; you can redistribute it and/or modify
  18  * it under the terms of the GNU General Public License version 2 as
  19  * published by the Free Software Foundation.
  20  *
  21  */
  22
  23 #ifndef __ARCH_ARM_MACH_OMAP2_PRM44XX_54XX_H
  24 #define __ARCH_ARM_MACH_OMAP2_PRM44XX_54XX_H
  25
  26 /* Function prototypes */
  27 #ifndef __ASSEMBLER__
  28
  29 extern u32 omap4_prm_read_inst_reg(s16 inst, u16 idx);
  30 extern void omap4_prm_write_inst_reg(u32 val, s16 inst, u16 idx);
  31 extern u32 omap4_prm_rmw_inst_reg_bits(u32 mask, u32 bits, s16 inst, s16 idx);
  32
  33 /* OMAP4/OMAP5-specific VP functions */
  34 u32 omap4_prm_vp_check_txdone(u8 vp_id);
  35 void omap4_prm_vp_clear_txdone(u8 vp_id);
  36
  37 /*
  38  * OMAP4/OMAP5 access functions for voltage controller (VC) and
  39  * voltage proccessor (VP) in the PRM.
  40  */
  41 extern u32 omap4_prm_vcvp_read(u8 offset);
  42 extern void omap4_prm_vcvp_write(u32 val, u8 offset);
  43 extern u32 omap4_prm_vcvp_rmw(u32 mask, u32 bits, u8 offset);
  44
  45 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
  46         defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM43XX)
  47 void omap44xx_prm_reconfigure_io_chain(void);
  48 #else
  49 static inline void omap44xx_prm_reconfigure_io_chain(void)
  50 {
  51 }
  52 #endif
  53
  54 /* PRM interrupt-related functions */
  55 extern void omap44xx_prm_read_pending_irqs(unsigned long *events);
  56 extern void omap44xx_prm_ocp_barrier(void);
  57 extern void omap44xx_prm_save_and_clear_irqen(u32 *saved_mask);
  58 extern void omap44xx_prm_restore_irqen(u32 *saved_mask);
  59
  60 extern int __init omap44xx_prm_init(void);
  61 extern u32 omap44xx_prm_get_reset_sources(void);
  62
  63 #endif
  64
  65 #endif