usbdebug: Support i82801dx/ex southbridge

Tested on i82801dx system with board aopen/dxplplusu.

Change-Id: I522455ac79c87b9b6fc9cd8c4dc0da3563dfbfad
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/3381
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>

src/southbridge/intel/i82801dx/Kconfig

@@ -24,3 +24,16 @@ config SOUTHBRIDGE_INTEL_I82801DX
 	select IOAPIC
 	select HAVE_HARD_RESET
 	select HAVE_SMI_HANDLER
+	select HAVE_USBDEBUG
+
+if SOUTHBRIDGE_INTEL_I82801DX
+
+config EHCI_BAR
+	hex
+	default 0xfef00000
+
+config EHCI_DEBUG_OFFSET
+	hex
+	default 0x80
+
+endif

src/southbridge/intel/i82801dx/usb2.c

@@ -24,6 +24,7 @@
 #include <device/pci.h>
 #include <device/pci_ids.h>
 #include <device/pci_ops.h>
+#include <usbdebug.h>
 #include "i82801dx.h"
 
 static void usb2_init(struct device *dev)
@@ -38,7 +39,7 @@ static void usb2_init(struct device *dev)
 }
 
 static struct device_operations usb2_ops = {
-	.read_resources = pci_dev_read_resources,
+	.read_resources = pci_ehci_read_resources,
 	.set_resources = pci_dev_set_resources,
 	.enable_resources = pci_dev_enable_resources,
 	.init = usb2_init,

src/southbridge/intel/i82801ex/Kconfig

@@ -2,4 +2,16 @@ config SOUTHBRIDGE_INTEL_I82801EX
 	bool
 	select IOAPIC
 	select HAVE_HARD_RESET
+	select HAVE_USBDEBUG
 
+if SOUTHBRIDGE_INTEL_I82801EX
+
+config EHCI_BAR
+	hex
+	default 0xfef00000
+
+config EHCI_DEBUG_OFFSET
+	hex
+	default 0xa0
+
+endif

src/southbridge/intel/i82801ex/ehci.c

@@ -3,6 +3,7 @@
 #include <device/pci.h>
 #include <device/pci_ids.h>
 #include <device/pci_ops.h>
+#include <usbdebug.h>
 #include "i82801ex.h"
 
 static void ehci_init(struct device *dev)
@@ -34,7 +35,7 @@ static struct pci_operations lops_pci = {
 	.set_subsystem = &ehci_set_subsystem,
 };
 static struct device_operations ehci_ops  = {
-	.read_resources   = pci_dev_read_resources,
+	.read_resources   = pci_ehci_read_resources,
 	.set_resources    = pci_dev_set_resources,
 	.enable_resources = pci_dev_enable_resources,
 	.init             = ehci_init,