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-rw-r--r--include/linux/usb/ch9.h2
-rw-r--r--include/linux/usb/composite.h16
-rw-r--r--include/linux/usb/ehci_def.h15
-rw-r--r--include/linux/usb/gadget.h4
-rw-r--r--include/linux/usb/msm_hsusb.h79
-rw-r--r--include/linux/usb/msm_hsusb_hw.h2
-rw-r--r--include/linux/usb/otg.h6
-rw-r--r--include/linux/usb/renesas_usbhs.h156
8 files changed, 268 insertions, 12 deletions
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
index b72f305ce6b..0fd3fbdd828 100644
--- a/include/linux/usb/ch9.h
+++ b/include/linux/usb/ch9.h
@@ -579,7 +579,7 @@ struct usb_ss_ep_comp_descriptor {
__u8 bMaxBurst;
__u8 bmAttributes;
- __u16 wBytesPerInterval;
+ __le16 wBytesPerInterval;
} __attribute__ ((packed));
#define USB_DT_SS_EP_COMP_SIZE 6
diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index 882a084a841..b78cba466d3 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -37,6 +37,14 @@
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
+/*
+ * USB function drivers should return USB_GADGET_DELAYED_STATUS if they
+ * wish to delay the data/status stages of the control transfer till they
+ * are ready. The control transfer will then be kept from completing till
+ * all the function drivers that requested for USB_GADGET_DELAYED_STAUS
+ * invoke usb_composite_setup_continue().
+ */
+#define USB_GADGET_DELAYED_STATUS 0x7fff /* Impossibly large value */
struct usb_configuration;
@@ -285,6 +293,7 @@ struct usb_composite_driver {
extern int usb_composite_probe(struct usb_composite_driver *driver,
int (*bind)(struct usb_composite_dev *cdev));
extern void usb_composite_unregister(struct usb_composite_driver *driver);
+extern void usb_composite_setup_continue(struct usb_composite_dev *cdev);
/**
@@ -342,7 +351,12 @@ struct usb_composite_dev {
*/
unsigned deactivations;
- /* protects at least deactivation count */
+ /* the composite driver won't complete the control transfer's
+ * data/status stages till delayed_status is zero.
+ */
+ int delayed_status;
+
+ /* protects deactivations and delayed_status counts*/
spinlock_t lock;
};
diff --git a/include/linux/usb/ehci_def.h b/include/linux/usb/ehci_def.h
index e49dfd45baa..7cc95ee3606 100644
--- a/include/linux/usb/ehci_def.h
+++ b/include/linux/usb/ehci_def.h
@@ -25,10 +25,15 @@
struct ehci_caps {
/* these fields are specified as 8 and 16 bit registers,
* but some hosts can't perform 8 or 16 bit PCI accesses.
+ * some hosts treat caplength and hciversion as parts of a 32-bit
+ * register, others treat them as two separate registers, this
+ * affects the memory map for big endian controllers.
*/
u32 hc_capbase;
-#define HC_LENGTH(p) (((p)>>00)&0x00ff) /* bits 7:0 */
-#define HC_VERSION(p) (((p)>>16)&0xffff) /* bits 31:16 */
+#define HC_LENGTH(ehci, p) (0x00ff&((p) >> /* bits 7:0 / offset 00h */ \
+ (ehci_big_endian_capbase(ehci) ? 24 : 0)))
+#define HC_VERSION(ehci, p) (0xffff&((p) >> /* bits 31:16 / offset 02h */ \
+ (ehci_big_endian_capbase(ehci) ? 0 : 16)))
u32 hcs_params; /* HCSPARAMS - offset 0x4 */
#define HCS_DEBUG_PORT(p) (((p)>>20)&0xf) /* bits 23:20, debug port? */
#define HCS_INDICATOR(p) ((p)&(1 << 16)) /* true: has port indicators */
@@ -52,7 +57,7 @@ struct ehci_caps {
#define HCC_PGM_FRAMELISTLEN(p) ((p)&(1 << 1)) /* true: periodic_size changes*/
#define HCC_64BIT_ADDR(p) ((p)&(1)) /* true: can use 64-bit addr */
u8 portroute[8]; /* nibbles for routing - offset 0xC */
-} __attribute__ ((packed));
+};
/* Section 2.3 Host Controller Operational Registers */
@@ -150,7 +155,7 @@ struct ehci_regs {
#define PORT_CSC (1<<1) /* connect status change */
#define PORT_CONNECT (1<<0) /* device connected */
#define PORT_RWC_BITS (PORT_CSC | PORT_PEC | PORT_OCC)
-} __attribute__ ((packed));
+};
#define USBMODE 0x68 /* USB Device mode */
#define USBMODE_SDIS (1<<3) /* Stream disable */
@@ -194,7 +199,7 @@ struct ehci_dbg_port {
u32 data47;
u32 address;
#define DBGP_EPADDR(dev, ep) (((dev)<<8)|(ep))
-} __attribute__ ((packed));
+};
#ifdef CONFIG_EARLY_PRINTK_DBGP
#include <linux/init.h>
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index e538172c0f6..dd1571db55e 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -890,8 +890,8 @@ static inline void usb_free_descriptors(struct usb_descriptor_header **v)
/* utility wrapping a simple endpoint selection policy */
extern struct usb_ep *usb_ep_autoconfig(struct usb_gadget *,
- struct usb_endpoint_descriptor *) __devinit;
+ struct usb_endpoint_descriptor *);
-extern void usb_ep_autoconfig_reset(struct usb_gadget *) __devinit;
+extern void usb_ep_autoconfig_reset(struct usb_gadget *);
#endif /* __LINUX_USB_GADGET_H */
diff --git a/include/linux/usb/msm_hsusb.h b/include/linux/usb/msm_hsusb.h
index 3657403eac1..00311fe9d0d 100644
--- a/include/linux/usb/msm_hsusb.h
+++ b/include/linux/usb/msm_hsusb.h
@@ -2,7 +2,7 @@
*
* Copyright (C) 2008 Google, Inc.
* Author: Brian Swetland <swetland@google.com>
- * Copyright (c) 2009-2010, Code Aurora Forum. All rights reserved.
+ * Copyright (c) 2009-2011, Code Aurora Forum. All rights reserved.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
@@ -54,6 +54,64 @@ enum otg_control_type {
};
/**
+ * PHY used in
+ *
+ * INVALID_PHY Unsupported PHY
+ * CI_45NM_INTEGRATED_PHY Chipidea 45nm integrated PHY
+ * SNPS_28NM_INTEGRATED_PHY Synopsis 28nm integrated PHY
+ *
+ */
+enum msm_usb_phy_type {
+ INVALID_PHY = 0,
+ CI_45NM_INTEGRATED_PHY,
+ SNPS_28NM_INTEGRATED_PHY,
+};
+
+#define IDEV_CHG_MAX 1500
+#define IUNIT 100
+
+/**
+ * Different states involved in USB charger detection.
+ *
+ * USB_CHG_STATE_UNDEFINED USB charger is not connected or detection
+ * process is not yet started.
+ * USB_CHG_STATE_WAIT_FOR_DCD Waiting for Data pins contact.
+ * USB_CHG_STATE_DCD_DONE Data pin contact is detected.
+ * USB_CHG_STATE_PRIMARY_DONE Primary detection is completed (Detects
+ * between SDP and DCP/CDP).
+ * USB_CHG_STATE_SECONDARY_DONE Secondary detection is completed (Detects
+ * between DCP and CDP).
+ * USB_CHG_STATE_DETECTED USB charger type is determined.
+ *
+ */
+enum usb_chg_state {
+ USB_CHG_STATE_UNDEFINED = 0,
+ USB_CHG_STATE_WAIT_FOR_DCD,
+ USB_CHG_STATE_DCD_DONE,
+ USB_CHG_STATE_PRIMARY_DONE,
+ USB_CHG_STATE_SECONDARY_DONE,
+ USB_CHG_STATE_DETECTED,
+};
+
+/**
+ * USB charger types
+ *
+ * USB_INVALID_CHARGER Invalid USB charger.
+ * USB_SDP_CHARGER Standard downstream port. Refers to a downstream port
+ * on USB2.0 compliant host/hub.
+ * USB_DCP_CHARGER Dedicated charger port (AC charger/ Wall charger).
+ * USB_CDP_CHARGER Charging downstream port. Enumeration can happen and
+ * IDEV_CHG_MAX can be drawn irrespective of USB state.
+ *
+ */
+enum usb_chg_type {
+ USB_INVALID_CHARGER = 0,
+ USB_SDP_CHARGER,
+ USB_DCP_CHARGER,
+ USB_CDP_CHARGER,
+};
+
+/**
* struct msm_otg_platform_data - platform device data
* for msm_otg driver.
* @phy_init_seq: PHY configuration sequence. val, reg pairs
@@ -64,7 +122,8 @@ enum otg_control_type {
* @otg_control: OTG switch controlled by user/Id pin
* @default_mode: Default operational mode. Applicable only if
* OTG switch is controller by user.
- *
+ * @pclk_src_name: pclk is derived from ebi1_usb_clk in case of 7x27 and 8k
+ * dfab_usb_hs_clk in case of 8660 and 8960.
*/
struct msm_otg_platform_data {
int *phy_init_seq;
@@ -73,7 +132,9 @@ struct msm_otg_platform_data {
enum usb_mode_type mode;
enum otg_control_type otg_control;
enum usb_mode_type default_mode;
+ enum msm_usb_phy_type phy_type;
void (*setup_gpio)(enum usb_otg_state state);
+ char *pclk_src_name;
};
/**
@@ -83,6 +144,7 @@ struct msm_otg_platform_data {
* @irq: IRQ number assigned for HSUSB controller.
* @clk: clock struct of usb_hs_clk.
* @pclk: clock struct of usb_hs_pclk.
+ * @pclk_src: pclk source for voting.
* @phy_reset_clk: clock struct of usb_phy_clk.
* @core_clk: clock struct of usb_hs_core_clk.
* @regs: ioremapped register base address.
@@ -90,7 +152,12 @@ struct msm_otg_platform_data {
* @sm_work: OTG state machine work.
* @in_lpm: indicates low power mode (LPM) state.
* @async_int: Async interrupt arrived.
- *
+ * @cur_power: The amount of mA available from downstream port.
+ * @chg_work: Charger detection work.
+ * @chg_state: The state of charger detection process.
+ * @chg_type: The type of charger attached.
+ * @dcd_retires: The retry count used to track Data contact
+ * detection process.
*/
struct msm_otg {
struct otg_transceiver otg;
@@ -98,6 +165,7 @@ struct msm_otg {
int irq;
struct clk *clk;
struct clk *pclk;
+ struct clk *pclk_src;
struct clk *phy_reset_clk;
struct clk *core_clk;
void __iomem *regs;
@@ -107,6 +175,11 @@ struct msm_otg {
struct work_struct sm_work;
atomic_t in_lpm;
int async_int;
+ unsigned cur_power;
+ struct delayed_work chg_work;
+ enum usb_chg_state chg_state;
+ enum usb_chg_type chg_type;
+ u8 dcd_retries;
};
#endif
diff --git a/include/linux/usb/msm_hsusb_hw.h b/include/linux/usb/msm_hsusb_hw.h
index 7d1babbff07..6e97a2d3d39 100644
--- a/include/linux/usb/msm_hsusb_hw.h
+++ b/include/linux/usb/msm_hsusb_hw.h
@@ -24,6 +24,7 @@
#define USB_PORTSC (MSM_USB_BASE + 0x0184)
#define USB_OTGSC (MSM_USB_BASE + 0x01A4)
#define USB_USBMODE (MSM_USB_BASE + 0x01A8)
+#define USB_PHY_CTRL (MSM_USB_BASE + 0x0240)
#define USBCMD_RESET 2
#define USB_USBINTR (MSM_USB_BASE + 0x0148)
@@ -42,6 +43,7 @@
#define ASYNC_INTR_CTRL (1 << 29) /* Enable async interrupt */
#define ULPI_STP_CTRL (1 << 30) /* Block communication with PHY */
+#define PHY_RETEN (1 << 1) /* PHY retention enable/disable */
/* OTG definitions */
#define OTGSC_INTSTS_MASK (0x7f << 16)
diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h
index 6e40718f5ab..d87f44f5b04 100644
--- a/include/linux/usb/otg.h
+++ b/include/linux/usb/otg.h
@@ -168,6 +168,7 @@ otg_shutdown(struct otg_transceiver *otg)
#ifdef CONFIG_USB_OTG_UTILS
extern struct otg_transceiver *otg_get_transceiver(void);
extern void otg_put_transceiver(struct otg_transceiver *);
+extern const char *otg_state_string(enum usb_otg_state state);
#else
static inline struct otg_transceiver *otg_get_transceiver(void)
{
@@ -177,6 +178,11 @@ static inline struct otg_transceiver *otg_get_transceiver(void)
static inline void otg_put_transceiver(struct otg_transceiver *x)
{
}
+
+static inline const char *otg_state_string(enum usb_otg_state state)
+{
+ return NULL;
+}
#endif
/* Context: can sleep */
diff --git a/include/linux/usb/renesas_usbhs.h b/include/linux/usb/renesas_usbhs.h
new file mode 100644
index 00000000000..3a7f1d982dd
--- /dev/null
+++ b/include/linux/usb/renesas_usbhs.h
@@ -0,0 +1,156 @@
+/*
+ * Renesas USB
+ *
+ * Copyright (C) 2011 Renesas Solutions Corp.
+ * Kuninori Morimoto <kuninori.morimoto.gx@renesas.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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+#ifndef RENESAS_USB_H
+#define RENESAS_USB_H
+#include <linux/platform_device.h>
+#include <linux/usb/ch9.h>
+
+/*
+ * module type
+ *
+ * it will be return value from get_id
+ */
+enum {
+ USBHS_HOST = 0,
+ USBHS_GADGET,
+ USBHS_MAX,
+};
+
+/*
+ * callback functions table for driver
+ *
+ * These functions are called from platform for driver.
+ * Callback function's pointer will be set before
+ * renesas_usbhs_platform_callback :: hardware_init was called
+ */
+struct renesas_usbhs_driver_callback {
+ int (*notify_hotplug)(struct platform_device *pdev);
+};
+
+/*
+ * callback functions for platform
+ *
+ * These functions are called from driver for platform
+ */
+struct renesas_usbhs_platform_callback {
+
+ /*
+ * option:
+ *
+ * Hardware init function for platform.
+ * it is called when driver was probed.
+ */
+ int (*hardware_init)(struct platform_device *pdev);
+
+ /*
+ * option:
+ *
+ * Hardware exit function for platform.
+ * it is called when driver was removed
+ */
+ void (*hardware_exit)(struct platform_device *pdev);
+
+ /*
+ * option:
+ *
+ * Phy reset for platform
+ */
+ void (*phy_reset)(struct platform_device *pdev);
+
+ /*
+ * get USB ID function
+ * - USBHS_HOST
+ * - USBHS_GADGET
+ */
+ int (*get_id)(struct platform_device *pdev);
+
+ /*
+ * get VBUS status function.
+ */
+ int (*get_vbus)(struct platform_device *pdev);
+};
+
+/*
+ * parameters for renesas usbhs
+ *
+ * some register needs USB chip specific parameters.
+ * This struct show it to driver
+ */
+struct renesas_usbhs_driver_param {
+ /*
+ * pipe settings
+ */
+ u32 *pipe_type; /* array of USB_ENDPOINT_XFER_xxx (from ep0) */
+ int pipe_size; /* pipe_type array size */
+
+ /*
+ * option:
+ *
+ * for BUSWAIT :: BWAIT
+ * */
+ int buswait_bwait;
+
+ /*
+ * option:
+ *
+ * delay time from notify_hotplug callback
+ */
+ int detection_delay;
+};
+
+/*
+ * option:
+ *
+ * platform information for renesas_usbhs driver.
+ */
+struct renesas_usbhs_platform_info {
+ /*
+ * option:
+ *
+ * platform set these functions before
+ * call platform_add_devices if needed
+ */
+ struct renesas_usbhs_platform_callback platform_callback;
+
+ /*
+ * driver set these callback functions pointer.
+ * platform can use it on callback functions
+ */
+ struct renesas_usbhs_driver_callback driver_callback;
+
+ /*
+ * option:
+ *
+ * driver use these param for some register
+ */
+ struct renesas_usbhs_driver_param driver_param;
+};
+
+/*
+ * macro for platform
+ */
+#define renesas_usbhs_get_info(pdev)\
+ ((struct renesas_usbhs_platform_info *)(pdev)->dev.platform_data)
+
+#define renesas_usbhs_call_notify_hotplug(pdev) \
+ ({ \
+ struct renesas_usbhs_driver_callback *dc; \
+ dc = &(renesas_usbhs_get_info(pdev)->driver_callback); \
+ if (dc && dc->notify_hotplug) \
+ dc->notify_hotplug(pdev); \
+ })
+#endif /* RENESAS_USB_H */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-24 00:08:11 +0000