xref: /OK3568_Linux_fs/kernel/arch/nds32/kernel/devtree.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun // Copyright (C) 2005-2017 Andes Technology Corporation
3*4882a593Smuzhiyun 
4*4882a593Smuzhiyun #include <linux/bug.h>
5*4882a593Smuzhiyun #include <linux/printk.h>
6*4882a593Smuzhiyun #include <linux/of_fdt.h>
7*4882a593Smuzhiyun 
early_init_devtree(void * params)8*4882a593Smuzhiyun void __init early_init_devtree(void *params)
9*4882a593Smuzhiyun {
10*4882a593Smuzhiyun 	if (!params || !early_init_dt_scan(params)) {
11*4882a593Smuzhiyun 		pr_crit("\n"
12*4882a593Smuzhiyun 			"Error: invalid device tree blob at (virtual address 0x%p)\n"
13*4882a593Smuzhiyun 			"\nPlease check your bootloader.", params);
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun 		BUG_ON(1);
16*4882a593Smuzhiyun 	}
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun 	dump_stack_set_arch_desc("%s (DT)", of_flat_dt_get_machine_name());
19*4882a593Smuzhiyun }
20