[mirror_ubuntu-bionic-kernel.git] / include / linux / usb / 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;
};

struct omap_usb {
	struct usb_phy		phy;
	struct phy_companion	*comparator;
	void __iomem		*pll_ctrl_base;
	struct device		*dev;
	struct device		*control_dev;
	struct clk		*wkupclk;
	struct clk		*sys_clk;
	struct clk		*optclk;
	u8			is_suspended:1;
};

#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;
}
#endif

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

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

#endif /* __DRIVERS_OMAP_USB_H */
Commit	Line	Data
657b306a KVA	1	/*
	2	* omap_usb.h -- omap usb2 phy header file
	3	*
	4	* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License as published by
	7	* the Free Software Foundation; either version 2 of the License, or
	8	* (at your option) any later version.
	9	*
	10	* Author: Kishon Vijay Abraham I <kishon@ti.com>
	11	*
	12	* This program is distributed in the hope that it will be useful,
	13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	* GNU General Public License for more details.
	16	*
	17	*/
	18
	19	#ifndef __DRIVERS_OMAP_USB2_H
	20	#define __DRIVERS_OMAP_USB2_H
	21
57f6ce07	22	#include <linux/io.h>
657b306a KVA	23	#include <linux/usb/otg.h>
657b306a KVA	24
57f6ce07 KVA	25	struct usb_dpll_params {
	26	u16 m;
	27	u8 n;
	28	u8 freq:3;
	29	u8 sd;
	30	u32 mf;
	31	};
	32
657b306a KVA	33	struct omap_usb {
	34	struct usb_phy phy;
	35	struct phy_companion *comparator;
57f6ce07	36	void __iomem *pll_ctrl_base;
657b306a	37	struct device *dev;
ca784be3	38	struct device *control_dev;
657b306a	39	struct clk *wkupclk;
57f6ce07 KVA	40	struct clk *sys_clk;
57f6ce07 KVA	41	struct clk *optclk;
657b306a KVA	42	u8 is_suspended:1;
	43	};
	44
657b306a KVA	45	#define phy_to_omapusb(x) container_of((x), struct omap_usb, phy)
	46
	47	#if defined(CONFIG_OMAP_USB2) \|\| defined(CONFIG_OMAP_USB2_MODULE)
	48	extern int omap_usb2_set_comparator(struct phy_companion *comparator);
	49	#else
	50	static inline int omap_usb2_set_comparator(struct phy_companion *comparator)
	51	{
	52	return -ENODEV;
	53	}
	54	#endif
	55
57f6ce07 KVA	56	static inline u32 omap_usb_readl(void __iomem *addr, unsigned offset)
	57	{
	58	return __raw_readl(addr + offset);
	59	}
	60
	61	static inline void omap_usb_writel(void __iomem *addr, unsigned offset,
	62	u32 data)
	63	{
	64	__raw_writel(data, addr + offset);
	65	}
	66
657b306a	67	#endif /* __DRIVERS_OMAP_USB_H */