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authorLinus Torvalds <torvalds@linux-foundation.org>2011-05-23 23:33:02 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-23 23:33:02 +0400
commitc44dead70a841d90ddc01968012f323c33217c9e (patch)
tree85489ebe9b9a3413cd8ee197ffb40c8aa8d97e63 /include/linux/usb/renesas_usbhs.h
parent99dff5856220a02b8711f2e8746413ea6e53ccf6 (diff)
parentd5f6db9e1aff6ccf1876224f152c0268b0c8a992 (diff)
downloadlinux-c44dead70a841d90ddc01968012f323c33217c9e.tar.xz
Merge branch 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (205 commits) USB: EHCI: Remove SPARC_LEON {read,write}_be definitions from ehci.h USB: UHCI: Support big endian GRUSBHC HC sparc: add {read,write}*_be routines USB: UHCI: Add support for big endian descriptors USB: UHCI: Use ACCESS_ONCE rather than using a full compiler barrier USB: UHCI: Add support for big endian mmio usb-storage: Correct adjust_quirks to include latest flags usb/isp1760: Fix possible unlink problems usb/isp1760: Move function isp1760_endpoint_disable() within file. USB: remove remaining usages of hcd->state from usbcore and fix regression usb: musb: ux500: add configuration and build options for ux500 dma usb: musb: ux500: add dma glue layer for ux500 usb: musb: ux500: add dma name for ux500 usb: musb: ux500: add ux500 specific code for gadget side usb: musb: fix compile error usb-storage: fix up the unusual_realtek device list USB: gadget: f_audio: Fix invalid dereference of initdata EHCI: don't rescan interrupt QHs needlessly OHCI: fix regression caused by nVidia shutdown workaround USB: OTG: msm: Free VCCCX regulator even if we can't set the voltage ...
Diffstat (limited to 'include/linux/usb/renesas_usbhs.h')
-rw-r--r--include/linux/usb/renesas_usbhs.h156
1 files changed, 156 insertions, 0 deletions
diff --git a/include/linux/usb/renesas_usbhs.h b/include/linux/usb/renesas_usbhs.h
new file mode 100644
index 000000000000..3a7f1d982dd6
--- /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 */