/*

   * Copyright (C) 2011-2015 Panasonic Corporation

   *   Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */

  #include <asm/io.h>

  #include <mach/sc-regs.h>

  
  void clkrst_init(void)
  {
  	u32 tmp;
  
  	/* deassert reset */
  	tmp = readl(SC_RSTCTRL);

  #ifdef CONFIG_USB_XHCI_UNIPHIER
  	tmp |= SC_RSTCTRL_NRST_USB3B0 | SC_RSTCTRL_NRST_USB3C0 |
  		SC_RSTCTRL_NRST_GIO;
  #endif

  #ifdef CONFIG_UNIPHIER_ETH
  	tmp |= SC_RSTCTRL_NRST_ETHER;
  #endif

  #ifdef CONFIG_USB_EHCI_UNIPHIER
  	tmp |= SC_RSTCTRL_NRST_STDMAC;
  #endif

  #ifdef CONFIG_NAND_DENALI
  	tmp |= SC_RSTCTRL_NRST_NAND;
  #endif

  	writel(tmp, SC_RSTCTRL);
  	readl(SC_RSTCTRL); /* dummy read */

  #ifdef CONFIG_USB_XHCI_UNIPHIER
  	tmp = readl(SC_RSTCTRL2);
  	tmp |= SC_RSTCTRL2_NRST_USB3B1 | SC_RSTCTRL2_NRST_USB3C1;
  	writel(tmp, SC_RSTCTRL2);
  	readl(SC_RSTCTRL2); /* dummy read */
  #endif

  	/* privide clocks */
  	tmp = readl(SC_CLKCTRL);

  #ifdef CONFIG_USB_XHCI_UNIPHIER
  	tmp |= SC_CLKCTRL_CEN_USB31 | SC_CLKCTRL_CEN_USB30 |
  		SC_CLKCTRL_CEN_GIO;
  #endif

  #ifdef CONFIG_UNIPHIER_ETH
  	tmp |= SC_CLKCTRL_CEN_ETHER;
  #endif
  #ifdef CONFIG_USB_EHCI_UNIPHIER

  	tmp |= SC_CLKCTRL_CEN_MIO | SC_CLKCTRL_CEN_STDMAC;

  #endif
  #ifdef CONFIG_NAND_DENALI
  	tmp |= SC_CLKCTRL_CEN_NAND;
  #endif

  	writel(tmp, SC_CLKCTRL);
  	readl(SC_CLKCTRL); /* dummy read */
  }