diff options
Diffstat (limited to 'cpu/mpc83xx/fdt.c')
| -rw-r--r-- | cpu/mpc83xx/fdt.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/cpu/mpc83xx/fdt.c b/cpu/mpc83xx/fdt.c new file mode 100644 index 0000000000..f21c54e80b --- /dev/null +++ b/cpu/mpc83xx/fdt.c @@ -0,0 +1,72 @@ +/* + * Copyright 2007 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> + +#if defined(CONFIG_OF_LIBFDT) + +#include <libfdt.h> +#include <fdt_support.h> + +DECLARE_GLOBAL_DATA_PTR; + +void ft_cpu_setup(void *blob, bd_t *bd) +{ +#if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) ||\ + defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3) + fdt_fixup_ethernet(blob, bd); +#endif + + do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, + "timebase-frequency", (bd->bi_busfreq / 4), 1); + do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, + "bus-frequency", bd->bi_busfreq, 1); + do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, + "clock-frequency", gd->core_clk, 1); + do_fixup_by_prop_u32(blob, "device_type", "soc", 4, + "bus-frequency", bd->bi_busfreq, 1); +#ifdef CONFIG_QE + do_fixup_by_prop_u32(blob, "device_type", "qe", 4, + "bus-frequency", gd->qe_clk, 1); + do_fixup_by_prop_u32(blob, "device_type", "qe", 4, + "brg-frequency", gd->brg_clk, 1); +#endif + +#ifdef CFG_NS16550 + do_fixup_by_compat_u32(blob, "ns16550", + "clock-frequency", bd->bi_busfreq, 1); +#endif + +#ifdef CONFIG_CPM2 + do_fixup_by_compat_u32(blob, "fsl,cpm2-scc-uart", + "current-speed", bd->bi_baudrate, 1); + + do_fixup_by_compat_u32(blob, "fsl,cpm2-brg", + "clock-frequency", bd->bi_brgfreq, 1); +#endif + + fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize); +} +#endif /* CONFIG_OF_LIBFDT */ |
