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/*
* (c) Copyright 2006 Benjamin Herrenschmidt, IBM Corp.
* <benh@kernel.crashing.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
* the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _ASM_POWERPC_DCR_H
#define _ASM_POWERPC_DCR_H
#ifdef __KERNEL__
#ifdef CONFIG_PPC_DCR
#ifdef CONFIG_PPC_DCR_NATIVE
#include <asm/dcr-native.h>
#else
#include <asm/dcr-mmio.h>
#endif
/*
* On CONFIG_PPC_MERGE, we have additional helpers to read the DCR
* base from the device-tree
*/
#ifdef CONFIG_PPC_MERGE
struct device_node;
extern unsigned int dcr_resource_start(struct device_node *np,
unsigned int index);
extern unsigned int dcr_resource_len(struct device_node *np,
unsigned int index);
#endif /* CONFIG_PPC_MERGE */
#endif /* CONFIG_PPC_DCR */
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_DCR_H */
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