arch/m68k/coldfire/m5206.c

   1 /***************************************************************************/
   2
   3 /*
   4  *      m5206.c  -- platform support for ColdFire 5206 based boards
   5  *
   6  *      Copyright (C) 1999-2002, Greg Ungerer (gerg@snapgear.com)
   7  *      Copyright (C) 2000-2001, Lineo Inc. (www.lineo.com)
   8  */
   9
  10 /***************************************************************************/
  11
  12 #include <linux/kernel.h>
  13 #include <linux/param.h>
  14 #include <linux/init.h>
  15 #include <linux/io.h>
  16 #include <asm/machdep.h>
  17 #include <asm/coldfire.h>
  18 #include <asm/mcfsim.h>
  19 #include <asm/mcfclk.h>
  20
  21 /***************************************************************************/
  22
  23 DEFINE_CLK(pll, "pll.0", MCF_CLK);
  24 DEFINE_CLK(sys, "sys.0", MCF_BUSCLK);
  25 DEFINE_CLK(mcftmr0, "mcftmr.0", MCF_BUSCLK);
  26 DEFINE_CLK(mcftmr1, "mcftmr.1", MCF_BUSCLK);
  27 DEFINE_CLK(mcfuart0, "mcfuart.0", MCF_BUSCLK);
  28 DEFINE_CLK(mcfuart1, "mcfuart.1", MCF_BUSCLK);
  29
  30 struct clk *mcf_clks[] = {
  31         &clk_pll,
  32         &clk_sys,
  33         &clk_mcftmr0,
  34         &clk_mcftmr1,
  35         &clk_mcfuart0,
  36         &clk_mcfuart1,
  37         NULL
  38 };
  39
  40 /***************************************************************************/
  41
  42 void __init config_BSP(char *commandp, int size)
  43 {
  44 #if defined(CONFIG_NETtel)
  45         /* Copy command line from FLASH to local buffer... */
  46         memcpy(commandp, (char *) 0xf0004000, size);
  47         commandp[size-1] = 0;
  48 #endif /* CONFIG_NETtel */
  49
  50         mach_sched_init = hw_timer_init;
  51
  52         /* Only support the external interrupts on their primary level */
  53         mcf_mapirq2imr(25, MCFINTC_EINT1);
  54         mcf_mapirq2imr(28, MCFINTC_EINT4);
  55         mcf_mapirq2imr(31, MCFINTC_EINT7);
  56 }
  57
  58 /***************************************************************************/