Current File : //usr/src/kernels/3.10.0-957.21.3.el7.centos.plus.x86_64/include/linux/usb/omap_control_usb.h
/*
* omap_control_usb.h - Header file for the USB part of control module.
*
* Copyright (C) 2013 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 __OMAP_CONTROL_USB_H__
#define __OMAP_CONTROL_USB_H__
struct omap_control_usb {
struct device *dev;
u32 __iomem *dev_conf;
u32 __iomem *otghs_control;
u32 __iomem *phy_power;
struct clk *sys_clk;
u32 type;
};
struct omap_control_usb_platform_data {
u8 type;
};
enum omap_control_usb_mode {
USB_MODE_UNDEFINED = 0,
USB_MODE_HOST,
USB_MODE_DEVICE,
USB_MODE_DISCONNECT,
};
/* To differentiate ctrl module IP having either mailbox or USB3 PHY power */
#define OMAP_CTRL_DEV_TYPE1 0x1
#define OMAP_CTRL_DEV_TYPE2 0x2
#define OMAP_CTRL_DEV_PHY_PD BIT(0)
#define OMAP_CTRL_DEV_AVALID BIT(0)
#define OMAP_CTRL_DEV_BVALID BIT(1)
#define OMAP_CTRL_DEV_VBUSVALID BIT(2)
#define OMAP_CTRL_DEV_SESSEND BIT(3)
#define OMAP_CTRL_DEV_IDDIG BIT(4)
#define OMAP_CTRL_USB_PWRCTL_CLK_CMD_MASK 0x003FC000
#define OMAP_CTRL_USB_PWRCTL_CLK_CMD_SHIFT 0xE
#define OMAP_CTRL_USB_PWRCTL_CLK_FREQ_MASK 0xFFC00000
#define OMAP_CTRL_USB_PWRCTL_CLK_FREQ_SHIFT 0x16
#define OMAP_CTRL_USB3_PHY_TX_RX_POWERON 0x3
#define OMAP_CTRL_USB3_PHY_TX_RX_POWEROFF 0x0
#if IS_ENABLED(CONFIG_OMAP_CONTROL_USB)
extern struct device *omap_get_control_dev(void);
extern void omap_control_usb_phy_power(struct device *dev, int on);
extern void omap_control_usb3_phy_power(struct device *dev, bool on);
extern void omap_control_usb_set_mode(struct device *dev,
enum omap_control_usb_mode mode);
#else
static inline struct device *omap_get_control_dev(void)
{
return ERR_PTR(-ENODEV);
}
static inline void omap_control_usb_phy_power(struct device *dev, int on)
{
}
static inline void omap_control_usb3_phy_power(struct device *dev, int on)
{
}
static inline void omap_control_usb_set_mode(struct device *dev,
enum omap_control_usb_mode mode)
{
}
#endif
#endif /* __OMAP_CONTROL_USB_H__ */
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