2 * omap_usb.h -- omap usb2 phy header file
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.
10 * Author: Kishon Vijay Abraham I <kishon@ti.com>
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.
19 #ifndef __DRIVERS_OMAP_USB2_H
20 #define __DRIVERS_OMAP_USB2_H
23 #include <linux/usb/otg.h>
25 struct usb_dpll_params {
33 enum omap_usb_phy_type {
34 TYPE_USB2, /* USB2_PHY, power down in CONTROL_DEV_CONF */
35 TYPE_DRA7USB2, /* USB2 PHY, power and power_aux e.g. DRA7 */
36 TYPE_AM437USB2, /* USB2 PHY, power e.g. AM437x */
41 struct phy_companion *comparator;
42 void __iomem *pll_ctrl_base;
43 void __iomem *phy_base;
45 struct device *control_dev;
49 enum omap_usb_phy_type type;
50 struct regmap *syscon_phy_power; /* ctrl. reg. acces */
51 unsigned int power_reg; /* power reg. index within syscon */
66 #define OMAP_USB2_HAS_START_SRP (1 << 0)
67 #define OMAP_USB2_HAS_SET_VBUS (1 << 1)
68 #define OMAP_USB2_CALIBRATE_FALSE_DISCONNECT (1 << 2)
70 #define OMAP_DEV_PHY_PD BIT(0)
71 #define OMAP_USB2_PHY_PD BIT(28)
73 #define AM437X_USB2_PHY_PD BIT(0)
74 #define AM437X_USB2_OTG_PD BIT(1)
75 #define AM437X_USB2_OTGVDET_EN BIT(19)
76 #define AM437X_USB2_OTGSESSEND_EN BIT(20)
78 #define phy_to_omapusb(x) container_of((x), struct omap_usb, phy)
80 #if defined(CONFIG_OMAP_USB2) || defined(CONFIG_OMAP_USB2_MODULE)
81 extern int omap_usb2_set_comparator(struct phy_companion *comparator);
83 static inline int omap_usb2_set_comparator(struct phy_companion *comparator)
89 static inline u32 omap_usb_readl(void __iomem *addr, unsigned offset)
91 return __raw_readl(addr + offset);
94 static inline void omap_usb_writel(void __iomem *addr, unsigned offset,
97 __raw_writel(data, addr + offset);
100 #endif /* __DRIVERS_OMAP_USB_H */