1 files changed, 47 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.3/801-usb-ehci-multiple-platform-driver-fix.patch b/target/linux/generic/patches-3.3/801-usb-ehci-multiple-platform-driver-fix.patch
new file mode 100644
index 000000000..9bf509768
--- /dev/null
+++ b/target/linux/generic/patches-3.3/801-usb-ehci-multiple-platform-driver-fix.patch
@@ -0,0 +1,47 @@
+--- a/drivers/usb/host/ehci-hcd.c
++++ b/drivers/usb/host/ehci-hcd.c
+@@ -1383,12 +1383,12 @@ MODULE_LICENSE ("GPL");
+ 
+ #ifdef CONFIG_USB_EHCI_HCD_PLATFORM
+ #include "ehci-platform.c"
+-#define PLATFORM_DRIVER		ehci_platform_driver
++#define EHCI_PLATFORM_DRIVER	ehci_platform_driver
+ #endif
+ 
+ #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \
+     !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) && \
+-    !defined(XILINX_OF_PLATFORM_DRIVER)
++    !defined(XILINX_OF_PLATFORM_DRIVER) && !defined(EHCI_PLATFORM_DRIVER)
+ #error "missing bus glue for ehci-hcd"
+ #endif
+ 
+@@ -1448,8 +1448,19 @@ static int __init ehci_hcd_init(void)
+ 	if (retval < 0)
+ 		goto clean4;
+ #endif
++
++#ifdef EHCI_PLATFORM_DRIVER
++	retval = platform_driver_register(&EHCI_PLATFORM_DRIVER);
++	if (retval < 0)
++		goto clean5;
++#endif
++
+ 	return retval;
+ 
++#ifdef EHCI_PLATFORM_DRIVER
++	platform_driver_unregister(&EHCI_PLATFORM_DRIVER);
++clean5:
++#endif
+ #ifdef XILINX_OF_PLATFORM_DRIVER
+ 	/* platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER); */
+ clean4:
+@@ -1482,6 +1493,9 @@ module_init(ehci_hcd_init);
+ 
+ static void __exit ehci_hcd_cleanup(void)
+ {
++#ifdef EHCI_PLATFORM_DRIVER
++	platform_driver_unregister(&EHCI_PLATFORM_DRIVER);
++#endif
+ #ifdef XILINX_OF_PLATFORM_DRIVER
+ 	platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER);
+ #endif