1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright 2008, 2011 Freescale Semiconductor, Inc. 4 */ 5 6 #include <common.h> 7 #include <linux/libfdt.h> 8 #include <fdt_support.h> 9 #include <asm/mp.h> 10 11 extern void ft_fixup_num_cores(void *blob); 12 extern void ft_srio_setup(void *blob); 13 14 void ft_cpu_setup(void *blob, bd_t *bd) 15 { 16 #ifdef CONFIG_MP 17 int off; 18 u32 bootpg = determine_mp_bootpg(NULL); 19 #endif 20 21 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, 22 "timebase-frequency", bd->bi_busfreq / 4, 1); 23 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, 24 "bus-frequency", bd->bi_busfreq, 1); 25 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, 26 "clock-frequency", bd->bi_intfreq, 1); 27 do_fixup_by_prop_u32(blob, "device_type", "soc", 4, 28 "bus-frequency", bd->bi_busfreq, 1); 29 30 fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize); 31 32 #ifdef CONFIG_SYS_NS16550 33 do_fixup_by_compat_u32(blob, "ns16550", 34 "clock-frequency", CONFIG_SYS_NS16550_CLK, 1); 35 #endif 36 37 #ifdef CONFIG_MP 38 /* Reserve the boot page so OSes dont use it */ 39 off = fdt_add_mem_rsv(blob, bootpg, (u64)4096); 40 if (off < 0) 41 printf("%s: %s\n", __FUNCTION__, fdt_strerror(off)); 42 43 ft_fixup_num_cores(blob); 44 #endif 45 46 #ifdef CONFIG_SYS_SRIO 47 ft_srio_setup(blob); 48 #endif 49 } 50
