1 /* 2 * Copyright 2008, 2011 Freescale Semiconductor, Inc. 3 * 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. 7 */ 8 9 #include <common.h> 10 #include <libfdt.h> 11 #include <fdt_support.h> 12 #include <asm/mp.h> 13 14 DECLARE_GLOBAL_DATA_PTR; 15 16 extern void ft_fixup_num_cores(void *blob); 17 extern void ft_srio_setup(void *blob); 18 19 void ft_cpu_setup(void *blob, bd_t *bd) 20 { 21 #ifdef CONFIG_MP 22 int off; 23 u32 bootpg = determine_mp_bootpg(NULL); 24 #endif 25 26 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, 27 "timebase-frequency", bd->bi_busfreq / 4, 1); 28 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, 29 "bus-frequency", bd->bi_busfreq, 1); 30 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, 31 "clock-frequency", bd->bi_intfreq, 1); 32 do_fixup_by_prop_u32(blob, "device_type", "soc", 4, 33 "bus-frequency", bd->bi_busfreq, 1); 34 35 #if defined(CONFIG_MPC8641) 36 do_fixup_by_compat_u32(blob, "fsl,mpc8641-localbus", 37 "bus-frequency", gd->lbc_clk, 1); 38 #endif 39 do_fixup_by_compat_u32(blob, "fsl,elbc", 40 "bus-frequency", gd->lbc_clk, 1); 41 42 fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize); 43 44 #if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) \ 45 || defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3) 46 fdt_fixup_ethernet(blob); 47 #endif 48 49 #ifdef CONFIG_SYS_NS16550 50 do_fixup_by_compat_u32(blob, "ns16550", 51 "clock-frequency", CONFIG_SYS_NS16550_CLK, 1); 52 #endif 53 54 #ifdef CONFIG_MP 55 /* Reserve the boot page so OSes dont use it */ 56 off = fdt_add_mem_rsv(blob, bootpg, (u64)4096); 57 if (off < 0) 58 printf("%s: %s\n", __FUNCTION__, fdt_strerror(off)); 59 60 ft_fixup_num_cores(blob); 61 #endif 62 63 #ifdef CONFIG_SYS_SRIO 64 ft_srio_setup(blob); 65 #endif 66 } 67