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[people/ms/u-boot.git] / 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 extern void ft_qe_setup(void *blob);
34
35 DECLARE_GLOBAL_DATA_PTR;
36
37 void ft_cpu_setup(void *blob, bd_t *bd)
38 {
39 #if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) ||\
40 defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3)
41 fdt_fixup_ethernet(blob, bd);
42 #endif
43
44 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
45 "timebase-frequency", (bd->bi_busfreq / 4), 1);
46 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
47 "bus-frequency", bd->bi_busfreq, 1);
48 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
49 "clock-frequency", gd->core_clk, 1);
50 do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
51 "bus-frequency", bd->bi_busfreq, 1);
52 #ifdef CONFIG_QE
53 ft_qe_setup(blob);
54 #endif
55
56 #ifdef CFG_NS16550
57 do_fixup_by_compat_u32(blob, "ns16550",
58 "clock-frequency", bd->bi_busfreq, 1);
59 #endif
60
61 #ifdef CONFIG_CPM2
62 do_fixup_by_compat_u32(blob, "fsl,cpm2-scc-uart",
63 "current-speed", bd->bi_baudrate, 1);
64
65 do_fixup_by_compat_u32(blob, "fsl,cpm2-brg",
66 "clock-frequency", bd->bi_brgfreq, 1);
67 #endif
68
69 fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
70 }
71 #endif /* CONFIG_OF_LIBFDT */