arch/m68k/cpu/mcf547x_8x/speed.c

   1 /*
   2  *
   3  * (C) Copyright 2000-2003
   4  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   5  *
   6  * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
   7  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
   8  *
   9  * SPDX-License-Identifier:     GPL-2.0+
  10  */
  11
  12 #include <common.h>
  13 #include <asm/processor.h>
  14
  15 #include <asm/immap.h>
  16
  17 DECLARE_GLOBAL_DATA_PTR;
  18
  19 /*
  20  * get_clocks() fills in gd->cpu_clock and gd->bus_clk
  21  */
  22 int get_clocks(void)
  23 {
  24         gd->bus_clk = CONFIG_SYS_CLK;
  25         gd->cpu_clk = (gd->bus_clk * 2);
  26
  27 #ifdef CONFIG_SYS_I2C_FSL
  28         gd->arch.i2c1_clk = gd->bus_clk;
  29 #endif
  30
  31         return (0);
  32 }