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authorValentine Barshak <vbarshak@ru.mvista.com>2007-12-30 15:28:50 -0800
committerGreg Kroah-Hartman <gregkh@suse.de>2008-02-01 14:35:01 -0800
commitda0e8fb00b862aa10265f0c64930b432cd44420b (patch)
tree7e8ee6ba65a8826a24268e8e353798b97b30de2a /drivers/usb/host/ehci-hcd.c
parent040fa1b9620cd019349414505828b2ffbeded7f8 (diff)
USB: add ehci-ppc-of bus glue (device-tree aware)
This adds device-tree-aware ehci-ppc-of driver. The code is based on the ehci-ppc-soc driver by Stefan Roese <sr@denx.de>. Signed-off-by: Valentine Barshak <vbarshak@ru.mvista.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Stefan Roese <sr@denx.de> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/host/ehci-hcd.c')
-rw-r--r--drivers/usb/host/ehci-hcd.c67
1 files changed, 39 insertions, 28 deletions
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 7c5c8796d17..53fc97fced2 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -993,11 +993,16 @@ MODULE_LICENSE ("GPL");
#define PS3_SYSTEM_BUS_DRIVER ps3_ehci_driver
#endif
-#ifdef CONFIG_440EPX
+#if defined(CONFIG_440EPX) && !defined(CONFIG_PPC_MERGE)
#include "ehci-ppc-soc.c"
#define PLATFORM_DRIVER ehci_ppc_soc_driver
#endif
+#ifdef CONFIG_USB_EHCI_HCD_PPC_OF
+#include "ehci-ppc-of.c"
+#define OF_PLATFORM_DRIVER ehci_hcd_ppc_of_driver
+#endif
+
#ifdef CONFIG_ARCH_ORION
#include "ehci-orion.c"
#define PLATFORM_DRIVER ehci_orion_driver
@@ -1025,52 +1030,58 @@ static int __init ehci_hcd_init(void)
#ifdef PLATFORM_DRIVER
retval = platform_driver_register(&PLATFORM_DRIVER);
- if (retval < 0) {
-#ifdef DEBUG
- debugfs_remove(ehci_debug_root);
- ehci_debug_root = NULL;
-#endif
- return retval;
- }
+ if (retval < 0)
+ goto clean0;
#endif
#ifdef PCI_DRIVER
retval = pci_register_driver(&PCI_DRIVER);
- if (retval < 0) {
-#ifdef DEBUG
- debugfs_remove(ehci_debug_root);
- ehci_debug_root = NULL;
-#endif
-#ifdef PLATFORM_DRIVER
- platform_driver_unregister(&PLATFORM_DRIVER);
-#endif
- return retval;
- }
+ if (retval < 0)
+ goto clean1;
#endif
#ifdef PS3_SYSTEM_BUS_DRIVER
retval = ps3_ehci_driver_register(&PS3_SYSTEM_BUS_DRIVER);
- if (retval < 0) {
-#ifdef DEBUG
- debugfs_remove(ehci_debug_root);
- ehci_debug_root = NULL;
+ if (retval < 0)
+ goto clean2;
#endif
-#ifdef PLATFORM_DRIVER
- platform_driver_unregister(&PLATFORM_DRIVER);
+
+#ifdef OF_PLATFORM_DRIVER
+ retval = of_register_platform_driver(&OF_PLATFORM_DRIVER);
+ if (retval < 0)
+ goto clean3;
+#endif
+ return retval;
+
+#ifdef OF_PLATFORM_DRIVER
+ /* of_unregister_platform_driver(&OF_PLATFORM_DRIVER); */
+clean3:
+#endif
+#ifdef PS3_SYSTEM_BUS_DRIVER
+ ps3_ehci_driver_unregister(&PS3_SYSTEM_BUS_DRIVER);
+clean2:
#endif
#ifdef PCI_DRIVER
- pci_unregister_driver(&PCI_DRIVER);
+ pci_unregister_driver(&PCI_DRIVER);
+clean1:
#endif
- return retval;
- }
+#ifdef PLATFORM_DRIVER
+ platform_driver_unregister(&PLATFORM_DRIVER);
+clean0:
+#endif
+#ifdef DEBUG
+ debugfs_remove(ehci_debug_root);
+ ehci_debug_root = NULL;
#endif
-
return retval;
}
module_init(ehci_hcd_init);
static void __exit ehci_hcd_cleanup(void)
{
+#ifdef OF_PLATFORM_DRIVER
+ of_unregister_platform_driver(&OF_PLATFORM_DRIVER);
+#endif
#ifdef PLATFORM_DRIVER
platform_driver_unregister(&PLATFORM_DRIVER);
#endif