80 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			80 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
| // SPDX-License-Identifier: GPL-2.0+
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| /*
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|  * Copyright (c) 2013, Google Inc.
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|  *
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|  * Copyright (C) 2011
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|  * Corscience GmbH & Co. KG - Simon Schwarz <schwarz@corscience.de>
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|  *  - Added prep subcommand support
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|  *  - Reorganized source - modeled after powerpc version
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|  *
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|  * (C) Copyright 2002
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|  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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|  * Marius Groeger <mgroeger@sysgo.de>
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|  *
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|  * Copyright (C) 2001  Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
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|  */
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| 
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| #include <common.h>
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| #include <fdt_support.h>
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| #ifdef CONFIG_ARMV7_NONSEC
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| #include <asm/armv7.h>
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| #endif
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| #include <asm/psci.h>
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| #include <asm/spin_table.h>
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| 
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| DECLARE_GLOBAL_DATA_PTR;
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| 
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| #ifdef CONFIG_FMAN_ENET
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| __weak int fdt_update_ethernet_dt(void *blob)
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| {
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| 	return 0;
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| }
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| #endif
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| 
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| int arch_fixup_fdt(void *blob)
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| {
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| 	__maybe_unused int ret = 0;
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| #if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_OF_LIBFDT)
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| 	struct bd_info *bd = gd->bd;
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| 	int bank;
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| 	u64 start[CONFIG_NR_DRAM_BANKS];
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| 	u64 size[CONFIG_NR_DRAM_BANKS];
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| 
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| 	for (bank = 0; bank < CONFIG_NR_DRAM_BANKS; bank++) {
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| 		start[bank] = bd->bi_dram[bank].start;
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| 		size[bank] = bd->bi_dram[bank].size;
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| #ifdef CONFIG_ARMV7_NONSEC
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| 		ret = armv7_apply_memory_carveout(&start[bank], &size[bank]);
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| 		if (ret)
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| 			return ret;
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| #endif
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| 	}
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| 
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| #ifdef CONFIG_OF_LIBFDT
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| 	ret = fdt_fixup_memory_banks(blob, start, size, CONFIG_NR_DRAM_BANKS);
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| 	if (ret)
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| 		return ret;
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| #endif
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| 
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| #ifdef CONFIG_ARMV8_SPIN_TABLE
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| 	ret = spin_table_update_dt(blob);
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| 	if (ret)
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| 		return ret;
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| #endif
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| 
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| #if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV8_PSCI) || \
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| 	defined(CONFIG_SEC_FIRMWARE_ARMV8_PSCI)
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| 	ret = psci_update_dt(blob);
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| 	if (ret)
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| 		return ret;
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| #endif
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| #endif
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| 
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| #ifdef CONFIG_FMAN_ENET
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| 	ret = fdt_update_ethernet_dt(blob);
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| 	if (ret)
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| 		return ret;
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| #endif
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| 	return 0;
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| }
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