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barebox/arch/mips/boot/dtb.c

62 lines
1.5 KiB
C

/*
* Copyright (C) 2013 Antony Pavlov <antonynpavlov@gmail.com>
*
* Based on arch/arm/cpu/dtb.c:
* Copyright (C) 2013 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#include <common.h>
#include <init.h>
#include <of.h>
#include <memory.h>
#include <asm/addrspace.h>
void of_add_memory_bank(struct device_node *node, bool dump, int r,
u64 base, u64 size)
{
static char str[12];
sprintf(str, "kseg0_ram%d", r);
barebox_add_memory_bank(str, KSEG0 | base, size);
sprintf(str, "kseg1_ram%d", r);
barebox_add_memory_bank(str, KSEG1 | base, size);
if (dump)
pr_info("%s: %s: 0x%llx@0x%llx\n", node->name, str, size, base);
}
extern char __dtb_start[];
static int of_mips_init(void)
{
struct device_node *root;
root = of_get_root_node();
if (root)
return 0;
root = of_unflatten_dtb(__dtb_start);
if (root) {
pr_debug("using internal DTB\n");
of_set_root_node(root);
if (IS_ENABLED(CONFIG_OFDEVICE))
of_probe();
}
return 0;
}
core_initcall(of_mips_init);