/* * Old U-boot compatibility for 83xx * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 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 "ops.h" #include "stdio.h" #include "cuboot.h" #define TARGET_83xx #include "ppcboot.h" static bd_t bd; static void platform_fixups(void) { void *soc; dt_fixup_memory(bd.bi_memstart, bd.bi_memsize); dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr); dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr); dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq); /* Unfortunately, the specific model number is encoded in the * soc node name in existing dts files -- once that is fixed, * this can do a simple path lookup. */ soc = find_node_by_devtype(NULL, "soc"); if (soc) { void *serial = NULL; setprop(soc, "bus-frequency", &bd.bi_busfreq, sizeof(bd.bi_busfreq)); while ((serial = find_node_by_devtype(serial, "serial"))) { if (get_parent(serial) != soc) continue; setprop(serial, "clock-frequency", &bd.bi_busfreq, sizeof(bd.bi_busfreq)); } } } void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, unsigned long r6, unsigned long r7) { CUBOOT_INIT(); fdt_init(_dtb_start); serial_console_init(); platform_ops.fixups = platform_fixups; }