1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2015 Google, Inc
4 * Written by Simon Glass <sjg@chromium.org>
14 int cpu_probe_all(void)
19 ret = uclass_first_device(UCLASS_CPU, &cpu);
21 debug("%s: No CPU found (err = %d)\n", __func__, ret);
26 ret = uclass_next_device(&cpu);
28 debug("%s: Error while probing CPU (err = %d)\n",
37 int cpu_get_desc(struct udevice *dev, char *buf, int size)
39 struct cpu_ops *ops = cpu_get_ops(dev);
44 return ops->get_desc(dev, buf, size);
47 int cpu_get_info(struct udevice *dev, struct cpu_info *info)
49 struct cpu_ops *ops = cpu_get_ops(dev);
54 return ops->get_info(dev, info);
57 int cpu_get_count(struct udevice *dev)
59 struct cpu_ops *ops = cpu_get_ops(dev);
64 return ops->get_count(dev);
67 int cpu_get_vendor(struct udevice *dev, char *buf, int size)
69 struct cpu_ops *ops = cpu_get_ops(dev);
74 return ops->get_vendor(dev, buf, size);
77 U_BOOT_DRIVER(cpu_bus) = {
79 .id = UCLASS_SIMPLE_BUS,
80 .per_child_platdata_auto_alloc_size = sizeof(struct cpu_platdata),
83 static int uclass_cpu_init(struct uclass *uc)
89 node = ofnode_path("/cpus");
90 if (!ofnode_valid(node))
93 ret = device_bind_driver_to_node(dm_root(), "cpu_bus", "cpus", node,
99 UCLASS_DRIVER(cpu) = {
102 .flags = DM_UC_FLAG_SEQ_ALIAS,
103 .init = uclass_cpu_init,