arch/arm/mach-uniphier/pll/pll-spectrum-ph1-ld4.c

   1 /*
   2  * Copyright (C) 2011-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <linux/io.h>
   8 #include <mach/init.h>
   9 #include <mach/sc-regs.h>
  10
  11 int ph1_ld4_enable_dpll_ssc(const struct uniphier_board_data *bd)
  12 {
  13         u32 tmp;
  14
  15         tmp = readl(SC_DPLLCTRL);
  16         tmp |= SC_DPLLCTRL_SSC_EN;
  17         writel(tmp, SC_DPLLCTRL);
  18
  19         return 0;
  20 }