48 строки
1.1 KiB
C
48 строки
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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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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