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/*
* Samsung S5P/EXYNOS SoC series USB PHY driver
*
* Copyright (C) 2013 Samsung Electronics Co., Ltd.
* Author: Kamil Debski <k.debski@samsung.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef _PHY_SAMSUNG_NEW_H
#define _PHY_SAMSUNG_NEW_H
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/phy/phy.h>
#include <linux/platform_device.h>
#include <linux/spinlock.h>
#define CLKSEL_ERROR -1
#ifndef KHZ
#define KHZ 1000
#endif
#ifndef MHZ
#define MHZ (KHZ * KHZ)
#endif
enum phy_type {
PHY_DEVICE,
PHY_HOST,
};
enum samsung_cpu_type {
TYPE_S3C64XX,
TYPE_EXYNOS4210,
TYPE_EXYNOS4212,
TYPE_EXYNOS5250,
};
enum uphy_state {
STATE_OFF,
STATE_ON,
};
struct uphy_driver;
struct uphy_instance;
struct uphy_config;
struct uphy_instance {
struct uphy_driver *drv;
struct phy *phy;
const struct common_phy *cfg;
enum uphy_state state;
int ref_cnt;
u32 clk;
unsigned long rate;
};
struct uphy_driver {
struct device *dev;
spinlock_t lock;
void __iomem *reg_phy;
void __iomem *reg_isol;
void __iomem *reg_mode;
const struct uphy_config *cfg;
struct clk *clk;
struct uphy_instance uphy_instances[0];
};
struct common_phy {
char *label;
enum phy_type type;
unsigned int id;
u32 (*rate_to_clk)(unsigned long);
int (*power_on)(struct uphy_instance*);
int (*power_off)(struct uphy_instance*);
};
struct uphy_config {
enum samsung_cpu_type cpu;
int num_phys;
const struct common_phy *phys;
};
#endif
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