Merge tag 'net-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
[linux-2.6-microblaze.git] / arch / arm / mach-s3c / mach-s3c64xx-dt.c
1 // SPDX-License-Identifier: GPL-2.0
2 //
3 // Samsung's S3C64XX flattened device tree enabled machine
4 //
5 // Copyright (c) 2013 Tomasz Figa <tomasz.figa@gmail.com>
6
7 #include <asm/mach/arch.h>
8 #include <asm/mach/map.h>
9 #include <asm/system_misc.h>
10
11 #include "cpu.h"
12 #include "map.h"
13
14 #include "s3c64xx.h"
15
16 /*
17  * IO mapping for shared system controller IP.
18  *
19  * FIXME: Make remaining drivers use dynamic mapping.
20  */
21 static struct map_desc s3c64xx_dt_iodesc[] __initdata = {
22         {
23                 .virtual        = (unsigned long)S3C_VA_SYS,
24                 .pfn            = __phys_to_pfn(S3C64XX_PA_SYSCON),
25                 .length         = SZ_4K,
26                 .type           = MT_DEVICE,
27         },
28 };
29
30 static void __init s3c64xx_dt_map_io(void)
31 {
32         debug_ll_io_init();
33         iotable_init(s3c64xx_dt_iodesc, ARRAY_SIZE(s3c64xx_dt_iodesc));
34
35         s3c64xx_init_cpu();
36
37         if (!soc_is_s3c64xx())
38                 panic("SoC is not S3C64xx!");
39 }
40
41 static const char *const s3c64xx_dt_compat[] __initconst = {
42         "samsung,s3c6400",
43         "samsung,s3c6410",
44         NULL
45 };
46
47 DT_MACHINE_START(S3C6400_DT, "Samsung S3C64xx (Flattened Device Tree)")
48         /* Maintainer: Tomasz Figa <tomasz.figa@gmail.com> */
49         .dt_compat      = s3c64xx_dt_compat,
50         .map_io         = s3c64xx_dt_map_io,
51 MACHINE_END