1 /* 2 * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com> 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <common.h> 8 #include <cpu.h> 9 #include <dm.h> 10 #include <errno.h> 11 #include <asm/cpu.h> 12 13 int cpu_x86_bind(struct udevice *dev) 14 { 15 struct cpu_platdata *plat = dev_get_parent_platdata(dev); 16 17 plat->cpu_id = fdtdec_get_int(gd->fdt_blob, dev->of_offset, 18 "intel,apic-id", -1); 19 20 return 0; 21 } 22 23 int cpu_x86_get_desc(struct udevice *dev, char *buf, int size) 24 { 25 if (size < CPU_MAX_NAME_LEN) 26 return -ENOSPC; 27 28 cpu_get_name(buf); 29 30 return 0; 31 } 32 33 static const struct cpu_ops cpu_x86_ops = { 34 .get_desc = cpu_x86_get_desc, 35 }; 36 37 static const struct udevice_id cpu_x86_ids[] = { 38 { .compatible = "cpu-x86" }, 39 { } 40 }; 41 42 U_BOOT_DRIVER(cpu_x86_drv) = { 43 .name = "cpu_x86", 44 .id = UCLASS_CPU, 45 .of_match = cpu_x86_ids, 46 .bind = cpu_x86_bind, 47 .ops = &cpu_x86_ops, 48 }; 49