Release 4.7 drivers/phy/phy-samsung-usb2.h

/*
 * Samsung SoC USB 1.1/2.0 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_EXYNOS_USB2_H

#define _PHY_EXYNOS_USB2_H

#include <linux/clk.h>
#include <linux/phy/phy.h>
#include <linux/device.h>
#include <linux/regmap.h>
#include <linux/spinlock.h>
#include <linux/regulator/consumer.h>


#define KHZ 1000

#define MHZ (KHZ * KHZ)

struct samsung_usb2_phy_driver;
struct samsung_usb2_phy_instance;
struct samsung_usb2_phy_config;


struct samsung_usb2_phy_instance {
	
const struct samsung_usb2_common_phy *cfg;
	
struct phy *phy;
	
struct samsung_usb2_phy_driver *drv;
	
int int_cnt;
	
int ext_cnt;
};


struct samsung_usb2_phy_driver {
	
const struct samsung_usb2_phy_config *cfg;
	
struct clk *clk;
	
struct clk *ref_clk;
	
struct regulator *vbus;
	
unsigned long ref_rate;
	
u32 ref_reg_val;
	
struct device *dev;
	
void __iomem *reg_phy;
	
struct regmap *reg_pmu;
	
struct regmap *reg_sys;
	
spinlock_t lock;
	
struct samsung_usb2_phy_instance instances[0];
};


struct samsung_usb2_common_phy {
	
int (*power_on)(struct samsung_usb2_phy_instance *);
	
int (*power_off)(struct samsung_usb2_phy_instance *);
	
unsigned int id;
	
char *label;
};



struct samsung_usb2_phy_config {
	
const struct samsung_usb2_common_phy *phys;
	
int (*rate_to_clk)(unsigned long, u32 *);
	
unsigned int num_phys;
	
bool has_mode_switch;
	
bool has_refclk_sel;
};

extern const struct samsung_usb2_phy_config exynos3250_usb2_phy_config;
extern const struct samsung_usb2_phy_config exynos4210_usb2_phy_config;
extern const struct samsung_usb2_phy_config exynos4x12_usb2_phy_config;
extern const struct samsung_usb2_phy_config exynos5250_usb2_phy_config;
extern const struct samsung_usb2_phy_config s5pv210_usb2_phy_config;
#endif
Overall Contributors
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CommitProp
kamil debski
kamil debski
210
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marek szyprowski
marek szyprowski
17
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linus torvalds
linus torvalds
6
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Directory: drivers/phy

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