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Release 4.12 include/linux/phy/omap_usb.h

/*
 * omap_usb.h -- omap usb2 phy header file
 *
 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Author: Kishon Vijay Abraham I <kishon@ti.com>
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 */

#ifndef __DRIVERS_OMAP_USB2_H

#define __DRIVERS_OMAP_USB2_H

#include <linux/io.h>
#include <linux/usb/otg.h>


struct usb_dpll_params {
	
u16	m;
	
u8	n;
	
u8	freq:3;
	
u8	sd;
	
u32	mf;
};


enum omap_usb_phy_type {
	
TYPE_USB2,    /* USB2_PHY, power down in CONTROL_DEV_CONF */
	
TYPE_DRA7USB2, /* USB2 PHY, power and power_aux e.g. DRA7 */
	
TYPE_AM437USB2, /* USB2 PHY, power e.g. AM437x */
};


struct omap_usb {
	
struct usb_phy		phy;
	
struct phy_companion	*comparator;
	
void __iomem		*pll_ctrl_base;
	
void __iomem		*phy_base;
	
struct device		*dev;
	
struct device		*control_dev;
	
struct clk		*wkupclk;
	
struct clk		*optclk;
	
u8			flags;
	
enum omap_usb_phy_type	type;
	
struct regmap		*syscon_phy_power; /* ctrl. reg. acces */
	
unsigned int		power_reg; /* power reg. index within syscon */
	
u32			mask;
	
u32			power_on;
	
u32			power_off;
};


struct usb_phy_data {
	
const char *label;
	
u8 flags;
	
u32 mask;
	
u32 power_on;
	
u32 power_off;
};

/* Driver Flags */

#define OMAP_USB2_HAS_START_SRP (1 << 0)

#define OMAP_USB2_HAS_SET_VBUS (1 << 1)

#define OMAP_USB2_CALIBRATE_FALSE_DISCONNECT (1 << 2)


#define OMAP_DEV_PHY_PD		BIT(0)

#define OMAP_USB2_PHY_PD	BIT(28)


#define AM437X_USB2_PHY_PD		BIT(0)

#define AM437X_USB2_OTG_PD		BIT(1)

#define AM437X_USB2_OTGVDET_EN		BIT(19)

#define AM437X_USB2_OTGSESSEND_EN	BIT(20)


#define	phy_to_omapusb(x)	container_of((x), struct omap_usb, phy)

#if defined(CONFIG_OMAP_USB2) || defined(CONFIG_OMAP_USB2_MODULE)
extern int omap_usb2_set_comparator(struct phy_companion *comparator);
#else

static inline int omap_usb2_set_comparator(struct phy_companion *comparator) { return -ENODEV; }

Contributors

PersonTokensPropCommitsCommitProp
Kishon Vijay Abraham I16100.00%1100.00%
Total16100.00%1100.00%

#endif
static inline u32 omap_usb_readl(void __iomem *addr, unsigned offset) { return __raw_readl(addr + offset); }

Contributors

PersonTokensPropCommitsCommitProp
Kishon Vijay Abraham I23100.00%1100.00%
Total23100.00%1100.00%


static inline void omap_usb_writel(void __iomem *addr, unsigned offset, u32 data) { __raw_writel(data, addr + offset); }

Contributors

PersonTokensPropCommitsCommitProp
Kishon Vijay Abraham I27100.00%1100.00%
Total27100.00%1100.00%

#endif /* __DRIVERS_OMAP_USB_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Kishon Vijay Abraham I24186.07%466.67%
George Cherian227.86%116.67%
Austin Beam176.07%116.67%
Total280100.00%6100.00%
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