/* * Copyright 2008 Freescale Semiconductor, Inc. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * Version 2 as published by the Free Software Foundation. */ #include <common.h> #include <libfdt.h> #include <fdt_support.h> #include "mp.h" DECLARE_GLOBAL_DATA_PTR; DECLARE_GLOBAL_DATA_PTR; void ft_cpu_setup(void *blob, bd_t *bd) { #if (CONFIG_NUM_CPUS > 1) int off; u32 bootpg; #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", bd->bi_intfreq, 1); do_fixup_by_prop_u32(blob, "device_type", "soc", 4, "bus-frequency", bd->bi_busfreq, 1); #if defined(CONFIG_MPC8641) do_fixup_by_compat_u32(blob, "fsl,mpc8641-localbus", "bus-frequency", gd->lbc_clk, 1); #endif do_fixup_by_compat_u32(blob, "fsl,elbc", "bus-frequency", gd->lbc_clk, 1); fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize); #if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) \ || defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3) fdt_fixup_ethernet(blob); #endif #ifdef CONFIG_SYS_NS16550 do_fixup_by_compat_u32(blob, "ns16550", "clock-frequency", CONFIG_SYS_NS16550_CLK, 1); #endif #if (CONFIG_NUM_CPUS > 1) /* if we have 4G or more of memory, put the boot page at 4Gb-1M */ if (gd->ram_size > 0xfffff000) bootpg = 0xfff00000; else bootpg = gd->ram_size - (1024 * 1024); /* Reserve the boot page so OSes dont use it */ off = fdt_add_mem_rsv(blob, bootpg, (u64)4096); if (off < 0) printf("%s: %s\n", __FUNCTION__, fdt_strerror(off)); #endif }