xref: /openbmc/linux/arch/arm/mach-imx/mach-imx1.c (revision 6d99a79c)
1 /*
2  *  Copyright (C) 2014 Alexander Shiyan <shc_work@mail.ru>
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  */
9 
10 #include <linux/of_platform.h>
11 #include <asm/mach/arch.h>
12 #include <asm/mach/map.h>
13 
14 #include "common.h"
15 #include "hardware.h"
16 
17 #define MX1_AVIC_ADDR	0x00223000
18 
19 static void __init imx1_init_early(void)
20 {
21 	mxc_set_cpu_type(MXC_CPU_MX1);
22 }
23 
24 static void __init imx1_init_irq(void)
25 {
26 	void __iomem *avic_addr;
27 
28 	avic_addr = ioremap(MX1_AVIC_ADDR, SZ_4K);
29 	WARN_ON(!avic_addr);
30 
31 	mxc_init_irq(avic_addr);
32 }
33 
34 static const char * const imx1_dt_board_compat[] __initconst = {
35 	"fsl,imx1",
36 	NULL
37 };
38 
39 DT_MACHINE_START(IMX1_DT, "Freescale i.MX1 (Device Tree Support)")
40 	.init_early	= imx1_init_early,
41 	.init_irq	= imx1_init_irq,
42 	.dt_compat	= imx1_dt_board_compat,
43 	.restart	= mxc_restart,
44 MACHINE_END
45