USB: ohci: add support for tmio-ohci cell
Some Toshiba Mobile I/O chips have OHCI controller built in.
E.g. the tc6393xb chip found in several Toshiba e-Series PDAs
and in Sharp Zaurus SL-6000 PDA. This adds platform glue
to support OHCI function of the chip.
Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Acked-by: Ian Molton <spyro@f2s.com>
Cc: Ian Molton <spyro@f2s.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 8647dab..8aa3f45 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -1075,12 +1075,18 @@
#define SM501_OHCI_DRIVER ohci_hcd_sm501_driver
#endif
+#ifdef CONFIG_MFD_TC6393XB
+#include "ohci-tmio.c"
+#define TMIO_OHCI_DRIVER ohci_hcd_tmio_driver
+#endif
+
#if !defined(PCI_DRIVER) && \
!defined(PLATFORM_DRIVER) && \
!defined(OF_PLATFORM_DRIVER) && \
!defined(SA1111_DRIVER) && \
!defined(PS3_SYSTEM_BUS_DRIVER) && \
!defined(SM501_OHCI_DRIVER) && \
+ !defined(TMIO_OHCI_DRIVER) && \
!defined(SSB_OHCI_DRIVER)
#error "missing bus glue for ohci-hcd"
#endif
@@ -1147,13 +1153,25 @@
goto error_sm501;
#endif
+#ifdef TMIO_OHCI_DRIVER
+ retval = platform_driver_register(&TMIO_OHCI_DRIVER);
+ if (retval < 0)
+ goto error_tmio;
+#endif
+
return retval;
/* Error path */
+#ifdef TMIO_OHCI_DRIVER
+ platform_driver_unregister(&TMIO_OHCI_DRIVER);
+ error_tmio:
+#endif
#ifdef SM501_OHCI_DRIVER
+ platform_driver_unregister(&SM501_OHCI_DRIVER);
error_sm501:
#endif
#ifdef SSB_OHCI_DRIVER
+ ssb_driver_unregister(&SSB_OHCI_DRIVER);
error_ssb:
#endif
#ifdef PCI_DRIVER
@@ -1189,6 +1207,9 @@
static void __exit ohci_hcd_mod_exit(void)
{
+#ifdef TMIO_OHCI_DRIVER
+ platform_driver_unregister(&TMIO_OHCI_DRIVER);
+#endif
#ifdef SM501_OHCI_DRIVER
platform_driver_unregister(&SM501_OHCI_DRIVER);
#endif
