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-rw-r--r--include/linux/platform_data/tegra_usb.h32
-rw-r--r--include/linux/usb/gadget.h4
-rw-r--r--include/linux/usb/of.h10
-rw-r--r--include/linux/usb/phy.h18
-rw-r--r--include/linux/usb/tegra_usb_phy.h17
5 files changed, 24 insertions, 57 deletions
diff --git a/include/linux/platform_data/tegra_usb.h b/include/linux/platform_data/tegra_usb.h
deleted file mode 100644
index 66c673fef408..000000000000
--- a/include/linux/platform_data/tegra_usb.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * 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_H_
-#define _TEGRA_USB_H_
-
-enum tegra_usb_operating_modes {
- TEGRA_USB_DEVICE,
- TEGRA_USB_HOST,
- TEGRA_USB_OTG,
-};
-
-struct tegra_ehci_platform_data {
- enum tegra_usb_operating_modes operating_mode;
- /* power down the phy on bus suspend */
- int power_down_on_bus_suspend;
- void *phy_config;
- int vbus_gpio;
-};
-
-#endif /* _TEGRA_USB_H_ */
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index f1b0dca60f12..942ef5e053bf 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -22,6 +22,7 @@
#include <linux/slab.h>
#include <linux/scatterlist.h>
#include <linux/types.h>
+#include <linux/workqueue.h>
#include <linux/usb/ch9.h>
struct usb_ep;
@@ -475,6 +476,7 @@ struct usb_gadget_ops {
/**
* struct usb_gadget - represents a usb slave device
+ * @work: (internal use) Workqueue to be used for sysfs_notify()
* @ops: Function pointers used to access hardware-specific operations.
* @ep0: Endpoint zero, used when reading or writing responses to
* driver setup() requests
@@ -520,6 +522,7 @@ struct usb_gadget_ops {
* device is acting as a B-Peripheral (so is_a_peripheral is false).
*/
struct usb_gadget {
+ struct work_struct work;
/* readonly to gadget driver */
const struct usb_gadget_ops *ops;
struct usb_ep *ep0;
@@ -538,6 +541,7 @@ struct usb_gadget {
unsigned out_epnum;
unsigned in_epnum;
};
+#define work_to_gadget(w) (container_of((w), struct usb_gadget, work))
static inline void set_gadget_data(struct usb_gadget *gadget, void *data)
{ dev_set_drvdata(&gadget->dev, data); }
diff --git a/include/linux/usb/of.h b/include/linux/usb/of.h
index a0ef405368b8..8c38aa26b3bb 100644
--- a/include/linux/usb/of.h
+++ b/include/linux/usb/of.h
@@ -7,19 +7,27 @@
#ifndef __LINUX_USB_OF_H
#define __LINUX_USB_OF_H
+#include <linux/usb/ch9.h>
#include <linux/usb/otg.h>
#include <linux/usb/phy.h>
#if IS_ENABLED(CONFIG_OF)
enum usb_dr_mode of_usb_get_dr_mode(struct device_node *np);
+enum usb_device_speed of_usb_get_maximum_speed(struct device_node *np);
#else
static inline enum usb_dr_mode of_usb_get_dr_mode(struct device_node *np)
{
return USB_DR_MODE_UNKNOWN;
}
+
+static inline enum usb_device_speed
+of_usb_get_maximum_speed(struct device_node *np)
+{
+ return USB_SPEED_UNKNOWN;
+}
#endif
-#if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_USB_PHY)
+#if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_USB_SUPPORT)
enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np);
#else
static inline enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np)
diff --git a/include/linux/usb/phy.h b/include/linux/usb/phy.h
index 44036808bf0f..6c0b1c513db7 100644
--- a/include/linux/usb/phy.h
+++ b/include/linux/usb/phy.h
@@ -142,7 +142,7 @@ 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)
+ if (x && x->io_ops && x->io_ops->read)
return x->io_ops->read(x, reg);
return -EINVAL;
@@ -150,7 +150,7 @@ static inline int usb_phy_io_read(struct usb_phy *x, u32 reg)
static inline int usb_phy_io_write(struct usb_phy *x, u32 val, u32 reg)
{
- if (x->io_ops && x->io_ops->write)
+ if (x && x->io_ops && x->io_ops->write)
return x->io_ops->write(x, val, reg);
return -EINVAL;
@@ -159,7 +159,7 @@ static inline int usb_phy_io_write(struct usb_phy *x, u32 val, u32 reg)
static inline int
usb_phy_init(struct usb_phy *x)
{
- if (x->init)
+ if (x && x->init)
return x->init(x);
return 0;
@@ -168,14 +168,14 @@ usb_phy_init(struct usb_phy *x)
static inline void
usb_phy_shutdown(struct usb_phy *x)
{
- if (x->shutdown)
+ if (x && x->shutdown)
x->shutdown(x);
}
static inline int
usb_phy_vbus_on(struct usb_phy *x)
{
- if (!x->set_vbus)
+ if (!x || !x->set_vbus)
return 0;
return x->set_vbus(x, true);
@@ -184,7 +184,7 @@ usb_phy_vbus_on(struct usb_phy *x)
static inline int
usb_phy_vbus_off(struct usb_phy *x)
{
- if (!x->set_vbus)
+ if (!x || !x->set_vbus)
return 0;
return x->set_vbus(x, false);
@@ -258,7 +258,7 @@ usb_phy_set_power(struct usb_phy *x, unsigned mA)
static inline int
usb_phy_set_suspend(struct usb_phy *x, int suspend)
{
- if (x->set_suspend != NULL)
+ if (x && x->set_suspend != NULL)
return x->set_suspend(x, suspend);
else
return 0;
@@ -267,7 +267,7 @@ usb_phy_set_suspend(struct usb_phy *x, int suspend)
static inline int
usb_phy_notify_connect(struct usb_phy *x, enum usb_device_speed speed)
{
- if (x->notify_connect)
+ if (x && x->notify_connect)
return x->notify_connect(x, speed);
else
return 0;
@@ -276,7 +276,7 @@ usb_phy_notify_connect(struct usb_phy *x, enum usb_device_speed speed)
static inline int
usb_phy_notify_disconnect(struct usb_phy *x, enum usb_device_speed speed)
{
- if (x->notify_disconnect)
+ if (x && x->notify_disconnect)
return x->notify_disconnect(x, speed);
else
return 0;
diff --git a/include/linux/usb/tegra_usb_phy.h b/include/linux/usb/tegra_usb_phy.h
index d2ca919a5b73..d3db274610a1 100644
--- a/include/linux/usb/tegra_usb_phy.h
+++ b/include/linux/usb/tegra_usb_phy.h
@@ -28,23 +28,12 @@ struct tegra_utmip_config {
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,
- TEGRA_USB_PHY_MODE_OTG,
-};
-
struct tegra_xtal_freq;
struct tegra_usb_phy {
@@ -55,18 +44,16 @@ struct tegra_usb_phy {
struct clk *clk;
struct clk *pll_u;
struct clk *pad_clk;
- enum tegra_usb_phy_mode mode;
+ struct regulator *vbus;
+ enum usb_dr_mode mode;
void *config;
struct usb_phy *ulpi;
struct usb_phy u_phy;
- struct device *dev;
bool is_legacy_phy;
bool is_ulpi_phy;
int reset_gpio;
};
-struct usb_phy *tegra_usb_get_phy(struct device_node *dn);
-
void tegra_usb_phy_preresume(struct usb_phy *phy);
void tegra_usb_phy_postresume(struct usb_phy *phy);
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-24 07:23:41 +0000