cpu/mpc83xx/fdt.c

   1 /*
   2  * Copyright 2007 Freescale Semiconductor, Inc.
   3  *
   4  * (C) Copyright 2000
   5  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   6  *
   7  * See file CREDITS for list of people who contributed to this
   8  * project.
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License as
  12  * published by the Free Software Foundation; either version 2 of
  13  * the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  23  * MA 02111-1307 USA
  24  */
  25
  26 #include <common.h>
  27
  28 #if defined(CONFIG_OF_LIBFDT)
  29
  30 #include <libfdt.h>
  31 #include <fdt_support.h>
  32
  33 DECLARE_GLOBAL_DATA_PTR;
  34
  35 void ft_cpu_setup(void *blob, bd_t *bd)
  36 {
  37 #if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) ||\
  38     defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3)
  39         fdt_fixup_ethernet(blob, bd);
  40 #endif
  41
  42         do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
  43                 "timebase-frequency", (bd->bi_busfreq / 4), 1);
  44         do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
  45                 "bus-frequency", bd->bi_busfreq, 1);
  46         do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
  47                 "clock-frequency", gd->core_clk, 1);
  48         do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
  49                 "bus-frequency", bd->bi_busfreq, 1);
  50 #ifdef CONFIG_QE
  51         do_fixup_by_prop_u32(blob, "device_type", "qe", 4,
  52                 "bus-frequency", gd->qe_clk, 1);
  53         do_fixup_by_prop_u32(blob, "device_type", "qe", 4,
  54                 "brg-frequency", gd->brg_clk, 1);
  55         do_fixup_by_compat_u32(blob, "fsl,qe",
  56                 "clock-frequency", gd->qe_clk, 1);
  57         do_fixup_by_compat_u32(blob, "fsl,qe",
  58                 "bus-frequency", gd->qe_clk, 1);
  59         do_fixup_by_compat_u32(blob, "fsl,qe",
  60                 "brg-frequency", gd->brg_clk, 1);
  61 #endif
  62
  63 #ifdef CFG_NS16550
  64         do_fixup_by_compat_u32(blob, "ns16550",
  65                 "clock-frequency", bd->bi_busfreq, 1);
  66 #endif
  67
  68 #ifdef CONFIG_CPM2
  69         do_fixup_by_compat_u32(blob, "fsl,cpm2-scc-uart",
  70                 "current-speed", bd->bi_baudrate, 1);
  71
  72         do_fixup_by_compat_u32(blob, "fsl,cpm2-brg",
  73                 "clock-frequency", bd->bi_brgfreq, 1);
  74 #endif
  75
  76         fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
  77 }
  78 #endif /* CONFIG_OF_LIBFDT */