1// SPDX-License-Identifier: GPL-2.0-only
 2/*
 3 *  Architecture specific OF callbacks.
 4 *
 5 *  Copyright (C) 2011 Texas Instruments Incorporated
 6 *  Author: Mark Salter <msalter@redhat.com>
 
 
 
 
 
 7 */
 8#include <linux/init.h>
 
 
 
 9#include <linux/memblock.h>
10
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
11void __init early_init_dt_add_memory_arch(u64 base, u64 size)
12{
13	c6x_add_memory(base, size);
 
 
 
 
 
14}

 
 1/*
 2 *  Architecture specific OF callbacks.
 3 *
 4 *  Copyright (C) 2011 Texas Instruments Incorporated
 5 *  Author: Mark Salter <msalter@redhat.com>
 6 *
 7 *  This program is free software; you can redistribute it and/or modify
 8 *  it under the terms of the GNU General Public License version 2 as
 9 *  published by the Free Software Foundation.
10 *
11 */
12#include <linux/init.h>
13#include <linux/of.h>
14#include <linux/of_fdt.h>
15#include <linux/initrd.h>
16#include <linux/memblock.h>
17
18void __init early_init_devtree(void *params)
19{
20	/* Setup flat device-tree pointer */
21	initial_boot_params = params;
22
23	/* Retrieve various informations from the /chosen node of the
24	 * device-tree, including the platform type, initrd location and
25	 * size and more ...
26	 */
27	of_scan_flat_dt(early_init_dt_scan_chosen, c6x_command_line);
28
29	/* Scan memory nodes and rebuild MEMBLOCKs */
30	of_scan_flat_dt(early_init_dt_scan_root, NULL);
31	of_scan_flat_dt(early_init_dt_scan_memory, NULL);
32}
33
34
35#ifdef CONFIG_BLK_DEV_INITRD
36void __init early_init_dt_setup_initrd_arch(unsigned long start,
37		unsigned long end)
38{
39	initrd_start = (unsigned long)__va(start);
40	initrd_end = (unsigned long)__va(end);
41	initrd_below_start_ok = 1;
42}
43#endif
44
45void __init early_init_dt_add_memory_arch(u64 base, u64 size)
46{
47	c6x_add_memory(base, size);
48}
49
50void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
51{
52	return __va(memblock_alloc(size, align));
53}