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46 lines
862 B
46 lines
862 B
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* Copyright (C) 2007 Lemote Inc. & Institute of Computing Technology |
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* Author: Fuxin Zhang, [email protected] |
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*/ |
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#include <linux/export.h> |
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#include <linux/init.h> |
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#include <asm/wbflush.h> |
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#include <asm/bootinfo.h> |
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#include <linux/libfdt.h> |
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#include <linux/of_fdt.h> |
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#include <asm/prom.h> |
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#include <loongson.h> |
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void *loongson_fdt_blob; |
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static void wbflush_loongson(void) |
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{ |
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asm(".set\tpush\n\t" |
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".set\tnoreorder\n\t" |
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".set mips3\n\t" |
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"sync\n\t" |
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"nop\n\t" |
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".set\tpop\n\t" |
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".set mips0\n\t"); |
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} |
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void (*__wbflush)(void) = wbflush_loongson; |
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EXPORT_SYMBOL(__wbflush); |
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void __init plat_mem_setup(void) |
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{ |
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if (loongson_fdt_blob) |
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__dt_setup_arch(loongson_fdt_blob); |
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} |
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void __init device_tree_init(void) |
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{ |
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if (!initial_boot_params) |
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return; |
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unflatten_and_copy_device_tree(); |
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}
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