]>
git.ipfire.org Git - people/ms/u-boot.git/blob - arch/powerpc/cpu/mpc86xx/fdt.c
2 * Copyright 2008 Freescale Semiconductor, Inc.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * Version 2 as published by the Free Software Foundation.
11 #include <fdt_support.h>
14 DECLARE_GLOBAL_DATA_PTR
;
16 extern void ft_fixup_num_cores(void *blob
);
18 void ft_cpu_setup(void *blob
, bd_t
*bd
)
22 u32 bootpg
= determine_mp_bootpg();
25 do_fixup_by_prop_u32(blob
, "device_type", "cpu", 4,
26 "timebase-frequency", bd
->bi_busfreq
/ 4, 1);
27 do_fixup_by_prop_u32(blob
, "device_type", "cpu", 4,
28 "bus-frequency", bd
->bi_busfreq
, 1);
29 do_fixup_by_prop_u32(blob
, "device_type", "cpu", 4,
30 "clock-frequency", bd
->bi_intfreq
, 1);
31 do_fixup_by_prop_u32(blob
, "device_type", "soc", 4,
32 "bus-frequency", bd
->bi_busfreq
, 1);
34 #if defined(CONFIG_MPC8641)
35 do_fixup_by_compat_u32(blob
, "fsl,mpc8641-localbus",
36 "bus-frequency", gd
->lbc_clk
, 1);
38 do_fixup_by_compat_u32(blob
, "fsl,elbc",
39 "bus-frequency", gd
->lbc_clk
, 1);
41 fdt_fixup_memory(blob
, (u64
)bd
->bi_memstart
, (u64
)bd
->bi_memsize
);
43 #if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) \
44 || defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3)
45 fdt_fixup_ethernet(blob
);
48 #ifdef CONFIG_SYS_NS16550
49 do_fixup_by_compat_u32(blob
, "ns16550",
50 "clock-frequency", CONFIG_SYS_NS16550_CLK
, 1);
54 /* Reserve the boot page so OSes dont use it */
55 off
= fdt_add_mem_rsv(blob
, bootpg
, (u64
)4096);
57 printf("%s: %s\n", __FUNCTION__
, fdt_strerror(off
));
59 ft_fixup_num_cores(blob
);