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kernel/linux-imx6_3.14.28/arch/arm/mach-omap2/cm44xx.c 1.29 KB
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  /*
   * OMAP4 CM1, CM2 module low-level functions
   *
   * Copyright (C) 2010 Nokia Corporation
   * Paul Walmsley
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   *
   * These functions are intended to be used only by the cminst44xx.c file.
   * XXX Perhaps we should just move them there and make them static.
   */
  
  #include <linux/kernel.h>
  #include <linux/types.h>
  #include <linux/errno.h>
  #include <linux/err.h>
  #include <linux/io.h>
  
  #include "iomap.h"
  #include "common.h"
  #include "cm.h"
  #include "cm1_44xx.h"
  #include "cm2_44xx.h"
  #include "cm-regbits-44xx.h"
  
  /* CM1 hardware module low-level functions */
  
  /* Read a register in CM1 */
  u32 omap4_cm1_read_inst_reg(s16 inst, u16 reg)
  {
  	return __raw_readl(OMAP44XX_CM1_REGADDR(inst, reg));
  }
  
  /* Write into a register in CM1 */
  void omap4_cm1_write_inst_reg(u32 val, s16 inst, u16 reg)
  {
  	__raw_writel(val, OMAP44XX_CM1_REGADDR(inst, reg));
  }
  
  /* Read a register in CM2 */
  u32 omap4_cm2_read_inst_reg(s16 inst, u16 reg)
  {
  	return __raw_readl(OMAP44XX_CM2_REGADDR(inst, reg));
  }
  
  /* Write into a register in CM2 */
  void omap4_cm2_write_inst_reg(u32 val, s16 inst, u16 reg)
  {
  	__raw_writel(val, OMAP44XX_CM2_REGADDR(inst, reg));
  }