1 /* 2 * Old U-boot compatibility for 85xx 3 * 4 * Author: Scott Wood <scottwood@freescale.com> 5 * 6 * Copyright (c) 2007 Freescale Semiconductor, Inc. 7 * 8 * This program is free software; you can redistribute it and/or modify it 9 * under the terms of the GNU General Public License version 2 as published 10 * by the Free Software Foundation. 11 */ 12 13 #include "ops.h" 14 #include "stdio.h" 15 #include "cuboot.h" 16 17 #define TARGET_85xx 18 #include "ppcboot.h" 19 20 static bd_t bd; 21 22 static void platform_fixups(void) 23 { 24 void *soc; 25 26 dt_fixup_memory(bd.bi_memstart, bd.bi_memsize); 27 dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr); 28 dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr); 29 dt_fixup_mac_address_by_alias("ethernet2", bd.bi_enet2addr); 30 dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 8, bd.bi_busfreq); 31 32 /* Unfortunately, the specific model number is encoded in the 33 * soc node name in existing dts files -- once that is fixed, 34 * this can do a simple path lookup. 35 */ 36 soc = find_node_by_devtype(NULL, "soc"); 37 if (soc) { 38 void *serial = NULL; 39 40 setprop(soc, "bus-frequency", &bd.bi_busfreq, 41 sizeof(bd.bi_busfreq)); 42 43 while ((serial = find_node_by_devtype(serial, "serial"))) { 44 if (get_parent(serial) != soc) 45 continue; 46 47 setprop(serial, "clock-frequency", &bd.bi_busfreq, 48 sizeof(bd.bi_busfreq)); 49 } 50 } 51 } 52 53 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, 54 unsigned long r6, unsigned long r7) 55 { 56 CUBOOT_INIT(); 57 fdt_init(_dtb_start); 58 serial_console_init(); 59 platform_ops.fixups = platform_fixups; 60 } 61