2017-12-26 03:54:33 +08:00
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// SPDX-License-Identifier: GPL-2.0
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//
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// Samsung's S3C64XX flattened device tree enabled machine
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//
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// Copyright (c) 2013 Tomasz Figa <tomasz.figa@gmail.com>
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2013-08-26 01:37:51 +08:00
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/system_misc.h>
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2019-09-03 00:37:30 +08:00
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#include "cpu.h"
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#include "map.h"
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2013-08-26 01:37:51 +08:00
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2019-09-02 23:47:55 +08:00
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#include "s3c64xx.h"
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2013-08-26 01:37:51 +08:00
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/*
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* IO mapping for shared system controller IP.
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*
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* FIXME: Make remaining drivers use dynamic mapping.
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*/
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static struct map_desc s3c64xx_dt_iodesc[] __initdata = {
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{
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.virtual = (unsigned long)S3C_VA_SYS,
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.pfn = __phys_to_pfn(S3C64XX_PA_SYSCON),
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.length = SZ_4K,
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.type = MT_DEVICE,
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},
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};
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static void __init s3c64xx_dt_map_io(void)
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{
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debug_ll_io_init();
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iotable_init(s3c64xx_dt_iodesc, ARRAY_SIZE(s3c64xx_dt_iodesc));
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s3c64xx_init_cpu();
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if (!soc_is_s3c64xx())
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panic("SoC is not S3C64xx!");
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}
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2015-07-28 06:27:52 +08:00
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static const char *const s3c64xx_dt_compat[] __initconst = {
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2013-08-26 01:37:51 +08:00
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"samsung,s3c6400",
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"samsung,s3c6410",
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NULL
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};
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DT_MACHINE_START(S3C6400_DT, "Samsung S3C64xx (Flattened Device Tree)")
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/* Maintainer: Tomasz Figa <tomasz.figa@gmail.com> */
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.dt_compat = s3c64xx_dt_compat,
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.map_io = s3c64xx_dt_map_io,
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MACHINE_END
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