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-rw-r--r--include/linux/usb/ch11.h4
-rw-r--r--include/linux/usb/composite.h97
-rw-r--r--include/linux/usb/ehci_def.h35
-rw-r--r--include/linux/usb/ehci_pdriver.h8
-rw-r--r--include/linux/usb/ezusb.h16
-rw-r--r--include/linux/usb/gadget.h33
-rw-r--r--include/linux/usb/hcd.h4
-rw-r--r--include/linux/usb/nop-usb-xceiv.h24
-rw-r--r--include/linux/usb/ohci_pdriver.h8
-rw-r--r--include/linux/usb/omap_usb.h46
-rw-r--r--include/linux/usb/otg.h236
-rw-r--r--include/linux/usb/phy.h233
-rw-r--r--include/linux/usb/phy_companion.h34
-rw-r--r--include/linux/usb/quirks.h4
-rw-r--r--include/linux/usb/serial.h32
-rw-r--r--include/linux/usb/tegra_usb_phy.h80
16 files changed, 575 insertions, 319 deletions
diff --git a/include/linux/usb/ch11.h b/include/linux/usb/ch11.h
index b6c2863b2c94..7692dc69ccf7 100644
--- a/include/linux/usb/ch11.h
+++ b/include/linux/usb/ch11.h
@@ -236,8 +236,8 @@ struct usb_hub_descriptor {
struct {
__u8 bHubHdrDecLat;
- __u16 wHubDelay;
- __u16 DeviceRemovable;
+ __le16 wHubDelay;
+ __le16 DeviceRemovable;
} __attribute__ ((packed)) ss;
} u;
} __attribute__ ((packed));
diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index 9d8c3b634493..f8dda0621800 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -34,6 +34,8 @@
* the composite model the host can use both functions at the same time.
*/
+#include <linux/bcd.h>
+#include <linux/version.h>
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
@@ -46,6 +48,9 @@
*/
#define USB_GADGET_DELAYED_STATUS 0x7fff /* Impossibly large value */
+/* big enough to hold our biggest descriptor */
+#define USB_COMP_EP0_BUFSIZ 1024
+
struct usb_configuration;
/**
@@ -245,24 +250,31 @@ int usb_add_config(struct usb_composite_dev *,
void usb_remove_config(struct usb_composite_dev *,
struct usb_configuration *);
+/* predefined index for usb_composite_driver */
+enum {
+ USB_GADGET_MANUFACTURER_IDX = 0,
+ USB_GADGET_PRODUCT_IDX,
+ USB_GADGET_SERIAL_IDX,
+ USB_GADGET_FIRST_AVAIL_IDX,
+};
+
/**
* struct usb_composite_driver - groups configurations into a gadget
* @name: For diagnostics, identifies the driver.
- * @iProduct: Used as iProduct override if @dev->iProduct is not set.
- * If NULL value of @name is taken.
- * @iManufacturer: Used as iManufacturer override if @dev->iManufacturer is
- * not set. If NULL a default "<system> <release> with <udc>" value
- * will be used.
- * @iSerialNumber: Used as iSerialNumber override if @dev->iSerialNumber is
- * not set.
* @dev: Template descriptor for the device, including default device
* identifiers.
- * @strings: tables of strings, keyed by identifiers assigned during bind()
- * and language IDs provided in control requests
+ * @strings: tables of strings, keyed by identifiers assigned during @bind
+ * and language IDs provided in control requests. Note: The first entries
+ * are predefined. The first entry that may be used is
+ * USB_GADGET_FIRST_AVAIL_IDX
* @max_speed: Highest speed the driver supports.
* @needs_serial: set to 1 if the gadget needs userspace to provide
* a serial number. If one is not provided, warning will be printed.
- * @unbind: Reverses bind; called as a side effect of unregistering
+ * @bind: (REQUIRED) Used to allocate resources that are shared across the
+ * whole device, such as string IDs, and add its configurations using
+ * @usb_add_config(). This may fail by returning a negative errno
+ * value; it should return zero on successful initialization.
+ * @unbind: Reverses @bind; called as a side effect of unregistering
* this driver.
* @disconnect: optional driver disconnect method
* @suspend: Notifies when the host stops sending USB traffic,
@@ -271,9 +283,9 @@ void usb_remove_config(struct usb_composite_dev *,
* before function notifications
*
* Devices default to reporting self powered operation. Devices which rely
- * on bus powered operation should report this in their @bind() method.
+ * on bus powered operation should report this in their @bind method.
*
- * Before returning from bind, various fields in the template descriptor
+ * Before returning from @bind, various fields in the template descriptor
* may be overridden. These include the idVendor/idProduct/bcdDevice values
* normally to bind the appropriate host side driver, and the three strings
* (iManufacturer, iProduct, iSerialNumber) normally used to provide user
@@ -283,14 +295,12 @@ void usb_remove_config(struct usb_composite_dev *,
*/
struct usb_composite_driver {
const char *name;
- const char *iProduct;
- const char *iManufacturer;
- const char *iSerialNumber;
const struct usb_device_descriptor *dev;
struct usb_gadget_strings **strings;
enum usb_device_speed max_speed;
unsigned needs_serial:1;
+ int (*bind)(struct usb_composite_dev *cdev);
int (*unbind)(struct usb_composite_dev *);
void (*disconnect)(struct usb_composite_dev *);
@@ -298,10 +308,10 @@ struct usb_composite_driver {
/* global suspend hooks */
void (*suspend)(struct usb_composite_dev *);
void (*resume)(struct usb_composite_dev *);
+ struct usb_gadget_driver gadget_driver;
};
-extern int usb_composite_probe(struct usb_composite_driver *driver,
- int (*bind)(struct usb_composite_dev *cdev));
+extern int usb_composite_probe(struct usb_composite_driver *driver);
extern void usb_composite_unregister(struct usb_composite_driver *driver);
extern void usb_composite_setup_continue(struct usb_composite_dev *cdev);
@@ -310,7 +320,6 @@ extern void usb_composite_setup_continue(struct usb_composite_dev *cdev);
* struct usb_composite_device - represents one composite usb gadget
* @gadget: read-only, abstracts the gadget's usb peripheral controller
* @req: used for control responses; buffer is pre-allocated
- * @bufsiz: size of buffer pre-allocated in @req
* @config: the currently active configuration
*
* One of these devices is allocated and initialized before the
@@ -341,7 +350,6 @@ extern void usb_composite_setup_continue(struct usb_composite_dev *cdev);
struct usb_composite_dev {
struct usb_gadget *gadget;
struct usb_request *req;
- unsigned bufsiz;
struct usb_configuration *config;
@@ -352,9 +360,7 @@ struct usb_composite_dev {
struct list_head configs;
struct usb_composite_driver *driver;
u8 next_string_id;
- u8 manufacturer_override;
- u8 product_override;
- u8 serial_override;
+ char *def_manufacturer;
/* the gadget driver won't enable the data pullup
* while the deactivation count is nonzero.
@@ -375,6 +381,53 @@ extern int usb_string_ids_tab(struct usb_composite_dev *c,
struct usb_string *str);
extern int usb_string_ids_n(struct usb_composite_dev *c, unsigned n);
+/*
+ * Some systems will need runtime overrides for the product identifiers
+ * published in the device descriptor, either numbers or strings or both.
+ * String parameters are in UTF-8 (superset of ASCII's 7 bit characters).
+ */
+struct usb_composite_overwrite {
+ u16 idVendor;
+ u16 idProduct;
+ u16 bcdDevice;
+ char *serial_number;
+ char *manufacturer;
+ char *product;
+};
+#define USB_GADGET_COMPOSITE_OPTIONS() \
+ static struct usb_composite_overwrite coverwrite; \
+ \
+ module_param_named(idVendor, coverwrite.idVendor, ushort, S_IRUGO); \
+ MODULE_PARM_DESC(idVendor, "USB Vendor ID"); \
+ \
+ module_param_named(idProduct, coverwrite.idProduct, ushort, S_IRUGO); \
+ MODULE_PARM_DESC(idProduct, "USB Product ID"); \
+ \
+ module_param_named(bcdDevice, coverwrite.bcdDevice, ushort, S_IRUGO); \
+ MODULE_PARM_DESC(bcdDevice, "USB Device version (BCD)"); \
+ \
+ module_param_named(iSerialNumber, coverwrite.serial_number, charp, \
+ S_IRUGO); \
+ MODULE_PARM_DESC(iSerialNumber, "SerialNumber string"); \
+ \
+ module_param_named(iManufacturer, coverwrite.manufacturer, charp, \
+ S_IRUGO); \
+ MODULE_PARM_DESC(iManufacturer, "USB Manufacturer string"); \
+ \
+ module_param_named(iProduct, coverwrite.product, charp, S_IRUGO); \
+ MODULE_PARM_DESC(iProduct, "USB Product string")
+
+void usb_composite_overwrite_options(struct usb_composite_dev *cdev,
+ struct usb_composite_overwrite *covr);
+
+static inline u16 get_default_bcdDevice(void)
+{
+ u16 bcdDevice;
+
+ bcdDevice = bin2bcd((LINUX_VERSION_CODE >> 16 & 0xff)) << 8;
+ bcdDevice |= bin2bcd((LINUX_VERSION_CODE >> 8 & 0xff));
+ return bcdDevice;
+}
/* messaging utils */
#define DBG(d, fmt, args...) \
diff --git a/include/linux/usb/ehci_def.h b/include/linux/usb/ehci_def.h
index de4b9ed5d5dd..daec99af5d54 100644
--- a/include/linux/usb/ehci_def.h
+++ b/include/linux/usb/ehci_def.h
@@ -171,18 +171,18 @@ struct ehci_regs {
#define USBMODE_CM_HC (3<<0) /* host controller mode */
#define USBMODE_CM_IDLE (0<<0) /* idle state */
- u32 reserved4[7];
+ u32 reserved4[6];
/* Moorestown has some non-standard registers, partially due to the fact that
* its EHCI controller has both TT and LPM support. HOSTPCx are extensions to
* PORTSCx
*/
/* HOSTPC: offset 0x84 */
- u32 hostpc[0]; /* HOSTPC extension */
+ u32 hostpc[1]; /* HOSTPC extension */
#define HOSTPC_PHCD (1<<22) /* Phy clock disable */
#define HOSTPC_PSPD (3<<25) /* Port speed detection */
- u32 reserved5[17];
+ u32 reserved5[16];
/* USBMODE_EX: offset 0xc8 */
u32 usbmode_ex; /* USB Device mode extension */
@@ -221,18 +221,35 @@ extern int __init early_dbgp_init(char *s);
extern struct console early_dbgp_console;
#endif /* CONFIG_EARLY_PRINTK_DBGP */
+struct usb_hcd;
+
+#ifdef CONFIG_XEN_DOM0
+extern int xen_dbgp_reset_prep(struct usb_hcd *);
+extern int xen_dbgp_external_startup(struct usb_hcd *);
+#else
+static inline int xen_dbgp_reset_prep(struct usb_hcd *hcd)
+{
+ return 1; /* Shouldn't this be 0? */
+}
+
+static inline int xen_dbgp_external_startup(struct usb_hcd *hcd)
+{
+ return -1;
+}
+#endif
+
#ifdef CONFIG_EARLY_PRINTK_DBGP
/* Call backs from ehci host driver to ehci debug driver */
-extern int dbgp_external_startup(void);
-extern int dbgp_reset_prep(void);
+extern int dbgp_external_startup(struct usb_hcd *);
+extern int dbgp_reset_prep(struct usb_hcd *hcd);
#else
-static inline int dbgp_reset_prep(void)
+static inline int dbgp_reset_prep(struct usb_hcd *hcd)
{
- return 1;
+ return xen_dbgp_reset_prep(hcd);
}
-static inline int dbgp_external_startup(void)
+static inline int dbgp_external_startup(struct usb_hcd *hcd)
{
- return -1;
+ return xen_dbgp_external_startup(hcd);
}
#endif
diff --git a/include/linux/usb/ehci_pdriver.h b/include/linux/usb/ehci_pdriver.h
index 1894f42fe3f7..c9d09f8b7ff2 100644
--- a/include/linux/usb/ehci_pdriver.h
+++ b/include/linux/usb/ehci_pdriver.h
@@ -41,6 +41,14 @@ struct usb_ehci_pdata {
unsigned big_endian_mmio:1;
unsigned port_power_on:1;
unsigned port_power_off:1;
+
+ /* Turn on all power and clocks */
+ int (*power_on)(struct platform_device *pdev);
+ /* Turn off all power and clocks */
+ void (*power_off)(struct platform_device *pdev);
+ /* Turn on only VBUS suspend power and hotplug detection,
+ * turn off everything else */
+ void (*power_suspend)(struct platform_device *pdev);
};
#endif /* __USB_CORE_EHCI_PDRIVER_H */
diff --git a/include/linux/usb/ezusb.h b/include/linux/usb/ezusb.h
new file mode 100644
index 000000000000..fc618d8d1e92
--- /dev/null
+++ b/include/linux/usb/ezusb.h
@@ -0,0 +1,16 @@
+#ifndef __EZUSB_H
+#define __EZUSB_H
+
+
+extern int ezusb_writememory(struct usb_device *dev, int address,
+ unsigned char *data, int length, __u8 bRequest);
+
+extern int ezusb_fx1_set_reset(struct usb_device *dev, unsigned char reset_bit);
+extern int ezusb_fx2_set_reset(struct usb_device *dev, unsigned char reset_bit);
+
+extern int ezusb_fx1_ihex_firmware_download(struct usb_device *dev,
+ const char *firmware_path);
+extern int ezusb_fx2_ihex_firmware_download(struct usb_device *dev,
+ const char *firmware_path);
+
+#endif /* __EZUSB_H */
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index 9517466ababb..5b6e50888248 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -474,7 +474,8 @@ struct usb_gadget_ops {
/* Those two are deprecated */
int (*start)(struct usb_gadget_driver *,
- int (*bind)(struct usb_gadget *));
+ int (*bind)(struct usb_gadget *,
+ struct usb_gadget_driver *driver));
int (*stop)(struct usb_gadget_driver *);
};
@@ -502,6 +503,8 @@ struct usb_gadget_ops {
* @name: Identifies the controller hardware type. Used in diagnostics
* and sometimes configuration.
* @dev: Driver model state for this abstract device.
+ * @out_epnum: last used out ep number
+ * @in_epnum: last used in ep number
*
* Gadgets have a mostly-portable "gadget driver" implementing device
* functions, handling all usb configurations and interfaces. Gadget
@@ -536,6 +539,8 @@ struct usb_gadget {
unsigned a_alt_hnp_support:1;
const char *name;
struct device dev;
+ unsigned out_epnum;
+ unsigned in_epnum;
};
static inline void set_gadget_data(struct usb_gadget *gadget, void *data)
@@ -558,14 +563,7 @@ static inline struct usb_gadget *dev_to_usb_gadget(struct device *dev)
*/
static inline int gadget_is_dualspeed(struct usb_gadget *g)
{
-#ifdef CONFIG_USB_GADGET_DUALSPEED
- /* runtime test would check "g->max_speed" ... that might be
- * useful to work around hardware bugs, but is mostly pointless
- */
- return 1;
-#else
- return 0;
-#endif
+ return g->max_speed >= USB_SPEED_HIGH;
}
/**
@@ -575,15 +573,7 @@ static inline int gadget_is_dualspeed(struct usb_gadget *g)
*/
static inline int gadget_is_superspeed(struct usb_gadget *g)
{
-#ifdef CONFIG_USB_GADGET_SUPERSPEED
- /*
- * runtime test would check "g->max_speed" ... that might be
- * useful to work around hardware bugs, but is mostly pointless
- */
- return 1;
-#else
- return 0;
-#endif
+ return g->max_speed >= USB_SPEED_SUPER;
}
/**
@@ -781,6 +771,7 @@ static inline int usb_gadget_disconnect(struct usb_gadget *gadget)
* when the host is disconnected. May be called in_interrupt; this
* may not sleep. Some devices can't detect disconnect, so this might
* not be called except as part of controller shutdown.
+ * @bind: the driver's bind callback
* @unbind: Invoked when the driver is unbound from a gadget,
* usually from rmmod (after a disconnect is reported).
* Called in a context that permits sleeping.
@@ -835,6 +826,8 @@ static inline int usb_gadget_disconnect(struct usb_gadget *gadget)
struct usb_gadget_driver {
char *function;
enum usb_device_speed max_speed;
+ int (*bind)(struct usb_gadget *gadget,
+ struct usb_gadget_driver *driver);
void (*unbind)(struct usb_gadget *);
int (*setup)(struct usb_gadget *,
const struct usb_ctrlrequest *);
@@ -860,7 +853,6 @@ struct usb_gadget_driver {
/**
* usb_gadget_probe_driver - probe a gadget driver
* @driver: the driver being registered
- * @bind: the driver's bind callback
* Context: can sleep
*
* Call this in your gadget driver's module initialization function,
@@ -869,8 +861,7 @@ struct usb_gadget_driver {
* registration call returns. It's expected that the @bind() function will
* be in init sections.
*/
-int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
- int (*bind)(struct usb_gadget *));
+int usb_gadget_probe_driver(struct usb_gadget_driver *driver);
/**
* usb_gadget_unregister_driver - unregister a gadget driver
diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h
index c5fdb148fc02..608050b2545f 100644
--- a/include/linux/usb/hcd.h
+++ b/include/linux/usb/hcd.h
@@ -135,8 +135,8 @@ struct usb_hcd {
unsigned int irq; /* irq allocated */
void __iomem *regs; /* device memory/io */
- u64 rsrc_start; /* memory/io resource start */
- u64 rsrc_len; /* memory/io resource length */
+ resource_size_t rsrc_start; /* memory/io resource start */
+ resource_size_t rsrc_len; /* memory/io resource length */
unsigned power_budget; /* in mA, 0 = no limit */
/* bandwidth_mutex should be taken before adding or removing
diff --git a/include/linux/usb/nop-usb-xceiv.h b/include/linux/usb/nop-usb-xceiv.h
new file mode 100644
index 000000000000..28884c717411
--- /dev/null
+++ b/include/linux/usb/nop-usb-xceiv.h
@@ -0,0 +1,24 @@
+#ifndef __LINUX_USB_NOP_XCEIV_H
+#define __LINUX_USB_NOP_XCEIV_H
+
+#include <linux/usb/otg.h>
+
+struct nop_usb_xceiv_platform_data {
+ enum usb_phy_type type;
+};
+
+#if defined(CONFIG_NOP_USB_XCEIV) || (defined(CONFIG_NOP_USB_XCEIV_MODULE) && defined(MODULE))
+/* sometimes transceivers are accessed only through e.g. ULPI */
+extern void usb_nop_xceiv_register(void);
+extern void usb_nop_xceiv_unregister(void);
+#else
+static inline void usb_nop_xceiv_register(void)
+{
+}
+
+static inline void usb_nop_xceiv_unregister(void)
+{
+}
+#endif
+
+#endif /* __LINUX_USB_NOP_XCEIV_H */
diff --git a/include/linux/usb/ohci_pdriver.h b/include/linux/usb/ohci_pdriver.h
index 2808f2a9cce8..74e7755168b7 100644
--- a/include/linux/usb/ohci_pdriver.h
+++ b/include/linux/usb/ohci_pdriver.h
@@ -33,6 +33,14 @@ struct usb_ohci_pdata {
unsigned big_endian_desc:1;
unsigned big_endian_mmio:1;
unsigned no_big_frame_no:1;
+
+ /* Turn on all power and clocks */
+ int (*power_on)(struct platform_device *pdev);
+ /* Turn off all power and clocks */
+ void (*power_off)(struct platform_device *pdev);
+ /* Turn on only VBUS suspend power and hotplug detection,
+ * turn off everything else */
+ void (*power_suspend)(struct platform_device *pdev);
};
#endif /* __USB_CORE_OHCI_PDRIVER_H */
diff --git a/include/linux/usb/omap_usb.h b/include/linux/usb/omap_usb.h
new file mode 100644
index 000000000000..0ea17f8ae820
--- /dev/null
+++ b/include/linux/usb/omap_usb.h
@@ -0,0 +1,46 @@
+/*
+ * 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/usb/otg.h>
+
+struct omap_usb {
+ struct usb_phy phy;
+ struct phy_companion *comparator;
+ struct device *dev;
+ u32 __iomem *control_dev;
+ struct clk *wkupclk;
+ u8 is_suspended:1;
+};
+
+#define PHY_PD 0x1
+
+#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
+
+#endif /* __DRIVERS_OMAP_USB_H */
diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h
index 45824be0a2f9..e8a5fe87c6bd 100644
--- a/include/linux/usb/otg.h
+++ b/include/linux/usb/otg.h
@@ -9,56 +9,7 @@
#ifndef __LINUX_USB_OTG_H
#define __LINUX_USB_OTG_H
-#include <linux/notifier.h>
-
-/* OTG defines lots of enumeration states before device reset */
-enum usb_otg_state {
- OTG_STATE_UNDEFINED = 0,
-
- /* single-role peripheral, and dual-role default-b */
- OTG_STATE_B_IDLE,
- OTG_STATE_B_SRP_INIT,
- OTG_STATE_B_PERIPHERAL,
-
- /* extra dual-role default-b states */
- OTG_STATE_B_WAIT_ACON,
- OTG_STATE_B_HOST,
-
- /* dual-role default-a */
- OTG_STATE_A_IDLE,
- OTG_STATE_A_WAIT_VRISE,
- OTG_STATE_A_WAIT_BCON,
- OTG_STATE_A_HOST,
- OTG_STATE_A_SUSPEND,
- OTG_STATE_A_PERIPHERAL,
- OTG_STATE_A_WAIT_VFALL,
- OTG_STATE_A_VBUS_ERR,
-};
-
-enum usb_phy_events {
- USB_EVENT_NONE, /* no events or cable disconnected */
- USB_EVENT_VBUS, /* vbus valid event */
- USB_EVENT_ID, /* id was grounded */
- USB_EVENT_CHARGER, /* usb dedicated charger */
- USB_EVENT_ENUMERATED, /* gadget driver enumerated */
-};
-
-/* associate a type with PHY */
-enum usb_phy_type {
- USB_PHY_TYPE_UNDEFINED,
- USB_PHY_TYPE_USB2,
- USB_PHY_TYPE_USB3,
-};
-
-struct usb_phy;
-
-/* for transceivers connected thru an ULPI interface, the user must
- * provide access ops
- */
-struct usb_phy_io_ops {
- int (*read)(struct usb_phy *x, u32 reg);
- int (*write)(struct usb_phy *x, u32 val, u32 reg);
-};
+#include <linux/usb/phy.h>
struct usb_otg {
u8 default_a;
@@ -85,134 +36,9 @@ struct usb_otg {
};
-/*
- * the otg driver needs to interact with both device side and host side
- * usb controllers. it decides which controller is active at a given
- * moment, using the transceiver, ID signal, HNP and sometimes static
- * configuration information (including "board isn't wired for otg").
- */
-struct usb_phy {
- struct device *dev;
- const char *label;
- unsigned int flags;
-
- enum usb_phy_type type;
- enum usb_otg_state state;
- enum usb_phy_events last_event;
-
- struct usb_otg *otg;
-
- struct device *io_dev;
- struct usb_phy_io_ops *io_ops;
- void __iomem *io_priv;
-
- /* for notification of usb_phy_events */
- struct atomic_notifier_head notifier;
-
- /* to pass extra port status to the root hub */
- u16 port_status;
- u16 port_change;
-
- /* to support controllers that have multiple transceivers */
- struct list_head head;
-
- /* initialize/shutdown the OTG controller */
- int (*init)(struct usb_phy *x);
- void (*shutdown)(struct usb_phy *x);
-
- /* effective for B devices, ignored for A-peripheral */
- int (*set_power)(struct usb_phy *x,
- unsigned mA);
-
- /* for non-OTG B devices: set transceiver into suspend mode */
- int (*set_suspend)(struct usb_phy *x,
- int suspend);
-
- /* notify phy connect status change */
- int (*notify_connect)(struct usb_phy *x, int port);
- int (*notify_disconnect)(struct usb_phy *x, int port);
-};
-
-
-/* for board-specific init logic */
-extern int usb_add_phy(struct usb_phy *, enum usb_phy_type type);
-extern void usb_remove_phy(struct usb_phy *);
-
-#if defined(CONFIG_NOP_USB_XCEIV) || (defined(CONFIG_NOP_USB_XCEIV_MODULE) && defined(MODULE))
-/* sometimes transceivers are accessed only through e.g. ULPI */
-extern void usb_nop_xceiv_register(void);
-extern void usb_nop_xceiv_unregister(void);
-#else
-static inline void usb_nop_xceiv_register(void)
-{
-}
-
-static inline void usb_nop_xceiv_unregister(void)
-{
-}
-#endif
-
-/* helpers for direct access thru low-level io interface */
-static inline int usb_phy_io_read(struct usb_phy *x, u32 reg)
-{
- if (x->io_ops && x->io_ops->read)
- return x->io_ops->read(x, reg);
-
- return -EINVAL;
-}
-
-static inline int usb_phy_io_write(struct usb_phy *x, u32 val, u32 reg)
-{
- if (x->io_ops && x->io_ops->write)
- return x->io_ops->write(x, val, reg);
-
- return -EINVAL;
-}
-
-static inline int
-usb_phy_init(struct usb_phy *x)
-{
- if (x->init)
- return x->init(x);
-
- return 0;
-}
-
-static inline void
-usb_phy_shutdown(struct usb_phy *x)
-{
- if (x->shutdown)
- x->shutdown(x);
-}
-
-/* for usb host and peripheral controller drivers */
#ifdef CONFIG_USB_OTG_UTILS
-extern struct usb_phy *usb_get_phy(enum usb_phy_type type);
-extern struct usb_phy *devm_usb_get_phy(struct device *dev,
- enum usb_phy_type type);
-extern void usb_put_phy(struct usb_phy *);
-extern void devm_usb_put_phy(struct device *dev, struct usb_phy *x);
extern const char *otg_state_string(enum usb_otg_state state);
#else
-static inline struct usb_phy *usb_get_phy(enum usb_phy_type type)
-{
- return NULL;
-}
-
-static inline struct usb_phy *devm_usb_get_phy(struct device *dev,
- enum usb_phy_type type)
-{
- return NULL;
-}
-
-static inline void usb_put_phy(struct usb_phy *x)
-{
-}
-
-static inline void devm_usb_put_phy(struct device *dev, struct usb_phy *x)
-{
-}
-
static inline const char *otg_state_string(enum usb_otg_state state)
{
return NULL;
@@ -262,42 +88,6 @@ otg_set_peripheral(struct usb_otg *otg, struct usb_gadget *periph)
}
static inline int
-usb_phy_set_power(struct usb_phy *x, unsigned mA)
-{
- if (x && x->set_power)
- return x->set_power(x, mA);
- return 0;
-}
-
-/* Context: can sleep */
-static inline int
-usb_phy_set_suspend(struct usb_phy *x, int suspend)
-{
- if (x->set_suspend != NULL)
- return x->set_suspend(x, suspend);
- else
- return 0;
-}
-
-static inline int
-usb_phy_notify_connect(struct usb_phy *x, int port)
-{
- if (x->notify_connect)
- return x->notify_connect(x, port);
- else
- return 0;
-}
-
-static inline int
-usb_phy_notify_disconnect(struct usb_phy *x, int port)
-{
- if (x->notify_disconnect)
- return x->notify_disconnect(x, port);
- else
- return 0;
-}
-
-static inline int
otg_start_srp(struct usb_otg *otg)
{
if (otg && otg->start_srp)
@@ -306,31 +96,7 @@ otg_start_srp(struct usb_otg *otg)
return -ENOTSUPP;
}
-/* notifiers */
-static inline int
-usb_register_notifier(struct usb_phy *x, struct notifier_block *nb)
-{
- return atomic_notifier_chain_register(&x->notifier, nb);
-}
-
-static inline void
-usb_unregister_notifier(struct usb_phy *x, struct notifier_block *nb)
-{
- atomic_notifier_chain_unregister(&x->notifier, nb);
-}
-
/* for OTG controller drivers (and maybe other stuff) */
extern int usb_bus_start_enum(struct usb_bus *bus, unsigned port_num);
-static inline const char *usb_phy_type_string(enum usb_phy_type type)
-{
- switch (type) {
- case USB_PHY_TYPE_USB2:
- return "USB2 PHY";
- case USB_PHY_TYPE_USB3:
- return "USB3 PHY";
- default:
- return "UNKNOWN PHY TYPE";
- }
-}
#endif /* __LINUX_USB_OTG_H */
diff --git a/include/linux/usb/phy.h b/include/linux/usb/phy.h
new file mode 100644
index 000000000000..06b5bae35b29
--- /dev/null
+++ b/include/linux/usb/phy.h
@@ -0,0 +1,233 @@
+/* USB OTG (On The Go) defines */
+/*
+ *
+ * These APIs may be used between USB controllers. USB device drivers
+ * (for either host or peripheral roles) don't use these calls; they
+ * continue to use just usb_device and usb_gadget.
+ */
+
+#ifndef __LINUX_USB_PHY_H
+#define __LINUX_USB_PHY_H
+
+#include <linux/notifier.h>
+
+enum usb_phy_events {
+ USB_EVENT_NONE, /* no events or cable disconnected */
+ USB_EVENT_VBUS, /* vbus valid event */
+ USB_EVENT_ID, /* id was grounded */
+ USB_EVENT_CHARGER, /* usb dedicated charger */
+ USB_EVENT_ENUMERATED, /* gadget driver enumerated */
+};
+
+/* associate a type with PHY */
+enum usb_phy_type {
+ USB_PHY_TYPE_UNDEFINED,
+ USB_PHY_TYPE_USB2,
+ USB_PHY_TYPE_USB3,
+};
+
+/* OTG defines lots of enumeration states before device reset */
+enum usb_otg_state {
+ OTG_STATE_UNDEFINED = 0,
+
+ /* single-role peripheral, and dual-role default-b */
+ OTG_STATE_B_IDLE,
+ OTG_STATE_B_SRP_INIT,
+ OTG_STATE_B_PERIPHERAL,
+
+ /* extra dual-role default-b states */
+ OTG_STATE_B_WAIT_ACON,
+ OTG_STATE_B_HOST,
+
+ /* dual-role default-a */
+ OTG_STATE_A_IDLE,
+ OTG_STATE_A_WAIT_VRISE,
+ OTG_STATE_A_WAIT_BCON,
+ OTG_STATE_A_HOST,
+ OTG_STATE_A_SUSPEND,
+ OTG_STATE_A_PERIPHERAL,
+ OTG_STATE_A_WAIT_VFALL,
+ OTG_STATE_A_VBUS_ERR,
+};
+
+struct usb_phy;
+struct usb_otg;
+
+/* for transceivers connected thru an ULPI interface, the user must
+ * provide access ops
+ */
+struct usb_phy_io_ops {
+ int (*read)(struct usb_phy *x, u32 reg);
+ int (*write)(struct usb_phy *x, u32 val, u32 reg);
+};
+
+struct usb_phy {
+ struct device *dev;
+ const char *label;
+ unsigned int flags;
+
+ enum usb_phy_type type;
+ enum usb_otg_state state;
+ enum usb_phy_events last_event;
+
+ struct usb_otg *otg;
+
+ struct device *io_dev;
+ struct usb_phy_io_ops *io_ops;
+ void __iomem *io_priv;
+
+ /* for notification of usb_phy_events */
+ struct atomic_notifier_head notifier;
+
+ /* to pass extra port status to the root hub */
+ u16 port_status;
+ u16 port_change;
+
+ /* to support controllers that have multiple transceivers */
+ struct list_head head;
+
+ /* initialize/shutdown the OTG controller */
+ int (*init)(struct usb_phy *x);
+ void (*shutdown)(struct usb_phy *x);
+
+ /* effective for B devices, ignored for A-peripheral */
+ int (*set_power)(struct usb_phy *x,
+ unsigned mA);
+
+ /* for non-OTG B devices: set transceiver into suspend mode */
+ int (*set_suspend)(struct usb_phy *x,
+ int suspend);
+
+ /* notify phy connect status change */
+ int (*notify_connect)(struct usb_phy *x, int port);
+ int (*notify_disconnect)(struct usb_phy *x, int port);
+};
+
+
+/* for board-specific init logic */
+extern int usb_add_phy(struct usb_phy *, enum usb_phy_type type);
+extern void usb_remove_phy(struct usb_phy *);
+
+/* helpers for direct access thru low-level io interface */
+static inline int usb_phy_io_read(struct usb_phy *x, u32 reg)
+{
+ if (x->io_ops && x->io_ops->read)
+ return x->io_ops->read(x, reg);
+
+ return -EINVAL;
+}
+
+static inline int usb_phy_io_write(struct usb_phy *x, u32 val, u32 reg)
+{
+ if (x->io_ops && x->io_ops->write)
+ return x->io_ops->write(x, val, reg);
+
+ return -EINVAL;
+}
+
+static inline int
+usb_phy_init(struct usb_phy *x)
+{
+ if (x->init)
+ return x->init(x);
+
+ return 0;
+}
+
+static inline void
+usb_phy_shutdown(struct usb_phy *x)
+{
+ if (x->shutdown)
+ x->shutdown(x);
+}
+
+/* for usb host and peripheral controller drivers */
+#ifdef CONFIG_USB_OTG_UTILS
+extern struct usb_phy *usb_get_phy(enum usb_phy_type type);
+extern struct usb_phy *devm_usb_get_phy(struct device *dev,
+ enum usb_phy_type type);
+extern void usb_put_phy(struct usb_phy *);
+extern void devm_usb_put_phy(struct device *dev, struct usb_phy *x);
+#else
+static inline struct usb_phy *usb_get_phy(enum usb_phy_type type)
+{
+ return NULL;
+}
+
+static inline struct usb_phy *devm_usb_get_phy(struct device *dev,
+ enum usb_phy_type type)
+{
+ return NULL;
+}
+
+static inline void usb_put_phy(struct usb_phy *x)
+{
+}
+
+static inline void devm_usb_put_phy(struct device *dev, struct usb_phy *x)
+{
+}
+
+#endif
+
+static inline int
+usb_phy_set_power(struct usb_phy *x, unsigned mA)
+{
+ if (x && x->set_power)
+ return x->set_power(x, mA);
+ return 0;
+}
+
+/* Context: can sleep */
+static inline int
+usb_phy_set_suspend(struct usb_phy *x, int suspend)
+{
+ if (x->set_suspend != NULL)
+ return x->set_suspend(x, suspend);
+ else
+ return 0;
+}
+
+static inline int
+usb_phy_notify_connect(struct usb_phy *x, int port)
+{
+ if (x->notify_connect)
+ return x->notify_connect(x, port);
+ else
+ return 0;
+}
+
+static inline int
+usb_phy_notify_disconnect(struct usb_phy *x, int port)
+{
+ if (x->notify_disconnect)
+ return x->notify_disconnect(x, port);
+ else
+ return 0;
+}
+
+/* notifiers */
+static inline int
+usb_register_notifier(struct usb_phy *x, struct notifier_block *nb)
+{
+ return atomic_notifier_chain_register(&x->notifier, nb);
+}
+
+static inline void
+usb_unregister_notifier(struct usb_phy *x, struct notifier_block *nb)
+{
+ atomic_notifier_chain_unregister(&x->notifier, nb);
+}
+
+static inline const char *usb_phy_type_string(enum usb_phy_type type)
+{
+ switch (type) {
+ case USB_PHY_TYPE_USB2:
+ return "USB2 PHY";
+ case USB_PHY_TYPE_USB3:
+ return "USB3 PHY";
+ default:
+ return "UNKNOWN PHY TYPE";
+ }
+}
+#endif /* __LINUX_USB_PHY_H */
diff --git a/include/linux/usb/phy_companion.h b/include/linux/usb/phy_companion.h
new file mode 100644
index 000000000000..edd2ec23d282
--- /dev/null
+++ b/include/linux/usb/phy_companion.h
@@ -0,0 +1,34 @@
+/*
+ * phy-companion.h -- phy companion to indicate the comparator part of PHY
+ *
+ * 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_PHY_COMPANION_H
+#define __DRIVERS_PHY_COMPANION_H
+
+#include <linux/usb/otg.h>
+
+/* phy_companion to take care of VBUS, ID and srp capabilities */
+struct phy_companion {
+
+ /* effective for A-peripheral, ignored for B devices */
+ int (*set_vbus)(struct phy_companion *x, bool enabled);
+
+ /* for B devices only: start session with A-Host */
+ int (*start_srp)(struct phy_companion *x);
+};
+
+#endif /* __DRIVERS_PHY_COMPANION_H */
diff --git a/include/linux/usb/quirks.h b/include/linux/usb/quirks.h
index 3e93de7ecbc3..52f944dfe2fd 100644
--- a/include/linux/usb/quirks.h
+++ b/include/linux/usb/quirks.h
@@ -19,8 +19,8 @@
/* device can't handle its Configuration or Interface strings */
#define USB_QUIRK_CONFIG_INTF_STRINGS 0x00000008
-/*device will morph if reset, don't use reset for handling errors */
-#define USB_QUIRK_RESET_MORPHS 0x00000010
+/* device can't be reset(e.g morph devices), don't use reset */
+#define USB_QUIRK_RESET 0x00000010
/* device has more interface descriptions than the bNumInterfaces count,
and can't handle talking to these interfaces */
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 86c0b451745d..ef9be7e1e190 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -301,17 +301,13 @@ extern void usb_serial_port_softint(struct usb_serial_port *port);
extern int usb_serial_suspend(struct usb_interface *intf, pm_message_t message);
extern int usb_serial_resume(struct usb_interface *intf);
-extern int ezusb_writememory(struct usb_serial *serial, int address,
- unsigned char *data, int length, __u8 bRequest);
-extern int ezusb_set_reset(struct usb_serial *serial, unsigned char reset_bit);
-
/* USB Serial console functions */
#ifdef CONFIG_USB_SERIAL_CONSOLE
-extern void usb_serial_console_init(int debug, int minor);
+extern void usb_serial_console_init(int minor);
extern void usb_serial_console_exit(void);
extern void usb_serial_console_disconnect(struct usb_serial *serial);
#else
-static inline void usb_serial_console_init(int debug, int minor) { }
+static inline void usb_serial_console_init(int minor) { }
static inline void usb_serial_console_exit(void) { }
static inline void usb_serial_console_disconnect(struct usb_serial *serial) {}
#endif
@@ -333,7 +329,7 @@ extern void usb_serial_generic_throttle(struct tty_struct *tty);
extern void usb_serial_generic_unthrottle(struct tty_struct *tty);
extern void usb_serial_generic_disconnect(struct usb_serial *serial);
extern void usb_serial_generic_release(struct usb_serial *serial);
-extern int usb_serial_generic_register(int debug);
+extern int usb_serial_generic_register(void);
extern void usb_serial_generic_deregister(void);
extern int usb_serial_generic_submit_read_urbs(struct usb_serial_port *port,
gfp_t mem_flags);
@@ -355,30 +351,14 @@ extern struct usb_serial_driver usb_serial_generic_device;
extern struct bus_type usb_serial_bus_type;
extern struct tty_driver *usb_serial_tty_driver;
-static inline void usb_serial_debug_data(int debug,
- struct device *dev,
+static inline void usb_serial_debug_data(struct device *dev,
const char *function, int size,
const unsigned char *data)
{
- int i;
-
- if (debug) {
- dev_printk(KERN_DEBUG, dev, "%s - length = %d, data = ",
- function, size);
- for (i = 0; i < size; ++i)
- printk("%.2x ", data[i]);
- printk("\n");
- }
+ dev_dbg(dev, "%s - length = %d, data = %*ph\n",
+ function, size, size, data);
}
-/* Use our own dbg macro */
-#undef dbg
-#define dbg(format, arg...) \
-do { \
- if (debug) \
- printk(KERN_DEBUG "%s: " format "\n", __FILE__, ##arg); \
-} while (0)
-
/*
* Macro for reporting errors in write path to avoid inifinite loop
* when port is used as a console.
diff --git a/include/linux/usb/tegra_usb_phy.h b/include/linux/usb/tegra_usb_phy.h
new file mode 100644
index 000000000000..176b1ca06ae4
--- /dev/null
+++ b/include/linux/usb/tegra_usb_phy.h
@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2010 Google, Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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 __TEGRA_USB_PHY_H
+#define __TEGRA_USB_PHY_H
+
+#include <linux/clk.h>
+#include <linux/usb/otg.h>
+
+struct tegra_utmip_config {
+ u8 hssync_start_delay;
+ u8 elastic_limit;
+ u8 idle_wait_delay;
+ u8 term_range_adj;
+ u8 xcvr_setup;
+ u8 xcvr_lsfslew;
+ u8 xcvr_lsrslew;
+};
+
+struct tegra_ulpi_config {
+ int reset_gpio;
+ const char *clk;
+};
+
+enum tegra_usb_phy_port_speed {
+ TEGRA_USB_PHY_PORT_SPEED_FULL = 0,
+ TEGRA_USB_PHY_PORT_SPEED_LOW,
+ TEGRA_USB_PHY_PORT_SPEED_HIGH,
+};
+
+enum tegra_usb_phy_mode {
+ TEGRA_USB_PHY_MODE_DEVICE,
+ TEGRA_USB_PHY_MODE_HOST,
+};
+
+struct tegra_xtal_freq;
+
+struct tegra_usb_phy {
+ int instance;
+ const struct tegra_xtal_freq *freq;
+ void __iomem *regs;
+ void __iomem *pad_regs;
+ struct clk *clk;
+ struct clk *pll_u;
+ struct clk *pad_clk;
+ enum tegra_usb_phy_mode mode;
+ void *config;
+ struct usb_phy *ulpi;
+ struct usb_phy u_phy;
+ struct device *dev;
+};
+
+struct tegra_usb_phy *tegra_usb_phy_open(struct device *dev, int instance,
+ void __iomem *regs, void *config, enum tegra_usb_phy_mode phy_mode);
+
+void tegra_usb_phy_clk_disable(struct tegra_usb_phy *phy);
+
+void tegra_usb_phy_clk_enable(struct tegra_usb_phy *phy);
+
+void tegra_usb_phy_preresume(struct tegra_usb_phy *phy);
+
+void tegra_usb_phy_postresume(struct tegra_usb_phy *phy);
+
+void tegra_ehci_phy_restore_start(struct tegra_usb_phy *phy,
+ enum tegra_usb_phy_port_speed port_speed);
+
+void tegra_ehci_phy_restore_end(struct tegra_usb_phy *phy);
+
+#endif /* __TEGRA_USB_PHY_H */