[PATCH v10 09/10] USB/ppc4xx:Synopsys DWC OTG driver enable gadget support

[tmarri at apm.com]

From: Tirumala Marri <tmarri at apm.com>

Enable gadget support

Signed-off-by: Tirumala R Marri <tmarri at apm.com>
Signed-off-by: Fushen Chen <fchen at apm.com>
Signed-off-by: Mark Miesfeld <mmiesfeld at apm.com>
---
 drivers/usb/gadget/Kconfig        |   22 ++++++++++++++++++++++
 drivers/usb/gadget/gadget_chips.h |    9 +++++++++
 2 files changed, 31 insertions(+), 0 deletions(-)

diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index bc5123c..61aca75 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -365,6 +365,28 @@ config USB_GADGET_MUSB_HDRC
 	  This OTG-capable silicon IP is used in dual designs including
 	  the TI DaVinci, OMAP 243x, OMAP 343x, TUSB 6010, and ADI Blackfin
 
+# dwc_otg builds in ../dwc_otg along with host support
+config USB_GADGET_DWC_HDRC
+	boolean "DesignWare USB Peripheral"
+	depends on DWC_OTG_MODE || DWC_DEVICE_ONLY
+	select USB_GADGET_DUALSPEED
+	select USB_GADGET_SELECTED
+	select USB_GADGET_DWC_OTG
+	help
+	This OTG-capable Designware USB IP
+
+config USB_GADGET_DWC_OTG
+	boolean "OTG Support"
+	depends on USB_GADGET_DWC_HDRC
+	help
+	The most notable feature of USB OTG is support for a
+	"Dual-Role" device, which can act as either a device
+	or a host.  The initial role choice can be changed
+	later, when two dual-role devices talk to each other.
+	Select this only if your board has a Mini-AB connector.
+
+
+
 config USB_GADGET_M66592
 	boolean "Renesas M66592 USB Peripheral Controller"
 	select USB_GADGET_DUALSPEED
diff --git a/drivers/usb/gadget/gadget_chips.h b/drivers/usb/gadget/gadget_chips.h
index e896f63..d1fab43 100644
--- a/drivers/usb/gadget/gadget_chips.h
+++ b/drivers/usb/gadget/gadget_chips.h
@@ -136,6 +136,12 @@
 #define gadget_is_s3c_hsotg(g)    0
 #endif
 
+#if defined(CONFIG_DWC_OTG_MODE) || defined(CONFIG_DWC_DEVICE_ONLY)
+#define gadget_is_dwc_otg_pcd(g)	(!strcmp("dwc_otg_pcd", (g)->name))
+#else
+#define gadget_is_dwc_otg_pcd(g)	0
+#endif
+
 #ifdef CONFIG_USB_GADGET_EG20T
 #define	gadget_is_pch(g)	(!strcmp("pch_udc", (g)->name))
 #else
@@ -207,6 +213,9 @@ static inline int usb_gadget_controller_number(struct usb_gadget *gadget)
 		return 0x27;
 	else if (gadget_is_ci13xxx_msm(gadget))
 		return 0x28;
+	else if (gadget_is_dwc_otg_pcd(gadget))
+		return 0x29;
+
 	return -ENOENT;
 }
 
-- 
1.6.1.rc3