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The Armada 370 and Armada XP SOCs have a coherency fabric unit which is responsible for ensuring hardware coherency between all CPUs and between CPUs and I/O masters. This patch provides the basic support needed for SMP. Signed-off-by: Yehuda Yitschak <yehuday@marvell.com> Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com> Reviewed-by: Will Deacon <will.deacon@arm.com>
25 lines
604 B
C
25 lines
604 B
C
/*
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* arch/arm/mach-mvebu/include/mach/coherency.h
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*
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*
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* Coherency fabric (Aurora) support for Armada 370 and XP platforms.
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*
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* Copyright (C) 2012 Marvell
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __MACH_370_XP_COHERENCY_H
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#define __MACH_370_XP_COHERENCY_H
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#ifdef CONFIG_SMP
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int coherency_get_cpu_count(void);
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#endif
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int set_cpu_coherent(int cpu_id, int smp_group_id);
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int coherency_init(void);
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#endif /* __MACH_370_XP_COHERENCY_H */
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