1/* 2 * This program is free software; you can redistribute it and/or modify 3 * it under the terms of the GNU General Public License version 2 as 4 * published by the Free Software Foundation. 5 * 6 * This program is distributed in the hope that it will be useful, 7 * but WITHOUT ANY WARRANTY; without even the implied warranty of 8 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 9 * GNU General Public License for more details. 10 * 11 * Copyright (C) 2012 ARM Limited 12 */ 13 14#ifndef _LINUX_VEXPRESS_H 15#define _LINUX_VEXPRESS_H 16 17#include <linux/device.h> 18#include <linux/regmap.h> 19 20#define VEXPRESS_SITE_MB 0 21#define VEXPRESS_SITE_DB1 1 22#define VEXPRESS_SITE_DB2 2 23#define VEXPRESS_SITE_MASTER 0xf 24 25/* Config infrastructure */ 26 27void vexpress_config_set_master(u32 site); 28u32 vexpress_config_get_master(void); 29 30void vexpress_config_lock(void *arg); 31void vexpress_config_unlock(void *arg); 32 33int vexpress_config_get_topo(struct device_node *node, u32 *site, 34 u32 *position, u32 *dcc); 35 36/* Config bridge API */ 37 38struct vexpress_config_bridge_ops { 39 struct regmap * (*regmap_init)(struct device *dev, void *context); 40 void (*regmap_exit)(struct regmap *regmap, void *context); 41}; 42 43struct device *vexpress_config_bridge_register(struct device *parent, 44 struct vexpress_config_bridge_ops *ops, void *context); 45 46/* Config regmap API */ 47 48struct regmap *devm_regmap_init_vexpress_config(struct device *dev); 49 50/* Platform control */ 51 52void vexpress_flags_set(u32 data); 53 54#endif 55