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6b2c31c71d
The last reason for static memory mapping is the HBI (board identification number) check early in the machine code. Moving the check to the sysreg driver makes it possible to completely remove the early mapping and init functions. Signed-off-by: Pawel Moll <pawel.moll@arm.com> Acked-by: Lee Jones <lee.jones@linaro.org>
74 lines
1.9 KiB
C
74 lines
1.9 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/platform_device.h>
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#include <linux/reboot.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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#define VEXPRESS_RES_FUNC(_site, _func) \
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{ \
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.start = (_site), \
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.end = (_func), \
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.flags = IORESOURCE_BUS, \
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}
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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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unsigned int vexpress_get_mci_cardin(struct device *dev);
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u32 vexpress_get_procid(int site);
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void *vexpress_get_24mhz_clock_base(void);
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void vexpress_flags_set(u32 data);
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void vexpress_sysreg_early_init(void __iomem *base);
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int vexpress_syscfg_device_register(struct platform_device *pdev);
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/* Clocks */
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void vexpress_clk_init(void __iomem *sp810_base);
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#endif
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