arch/mips/xilfpga/init.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44

/*
 * Xilfpga platform setup
 *
 * Copyright (C) 2015 Imagination Technologies
 * Author: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 */

#include <linux/of_fdt.h>

#include <asm/prom.h>

#define XILFPGA_UART_BASE	0xb0401000

const char *get_system_type(void)
{
	return "MIPSfpga";
}

void __init plat_mem_setup(void)
{
	__dt_setup_arch(__dtb_start);
	strlcpy(arcs_cmdline, boot_command_line, COMMAND_LINE_SIZE);
}

void __init prom_init(void)
{
	setup_8250_early_printk_port(XILFPGA_UART_BASE, 2, 50000);
}

void __init prom_free_prom_memory(void)
{
}

void __init device_tree_init(void)
{
	if (!initial_boot_params)
		return;

	unflatten_and_copy_device_tree();
}