55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Copyright (C) 2012 ARM Limited
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*/
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#ifndef _LINUX_VEXPRESS_H
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#define _LINUX_VEXPRESS_H
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#include <linux/device.h>
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#include <linux/regmap.h>
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#define VEXPRESS_SITE_MB 0
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#define VEXPRESS_SITE_DB1 1
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#define VEXPRESS_SITE_DB2 2
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#define VEXPRESS_SITE_MASTER 0xf
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/* Config infrastructure */
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void vexpress_config_set_master(u32 site);
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u32 vexpress_config_get_master(void);
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void vexpress_config_lock(void *arg);
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void vexpress_config_unlock(void *arg);
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int vexpress_config_get_topo(struct device_node *node, u32 *site,
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u32 *position, u32 *dcc);
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/* Config bridge API */
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struct vexpress_config_bridge_ops {
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struct regmap * (*regmap_init)(struct device *dev, void *context);
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void (*regmap_exit)(struct regmap *regmap, void *context);
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};
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struct device *vexpress_config_bridge_register(struct device *parent,
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struct vexpress_config_bridge_ops *ops, void *context);
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/* Config regmap API */
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struct regmap *devm_regmap_init_vexpress_config(struct device *dev);
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/* Platform control */
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void vexpress_flags_set(u32 data);
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#endif
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