USB: gadget: MIPS ci13xxx_udc

MIPS USB IP core family device controller
Currently it only supports IP part number CI13412.

[dbrownell@users.sourceforge.net: minor comment tweaks]

Signed-off-by: David Lopo <dlopo@chipidea.mips.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/usb/gadget/gadget_chips.h b/drivers/usb/gadget/gadget_chips.h
index 4e3107dd2f34..c0679b176027 100644
--- a/drivers/usb/gadget/gadget_chips.h
+++ b/drivers/usb/gadget/gadget_chips.h
@@ -158,6 +158,11 @@
 #define gadget_is_fsl_qe(g)     0
 #endif
 
+#ifdef CONFIG_USB_GADGET_CI13XXX
+#define gadget_is_ci13xxx(g)    (!strcmp("ci13xxx_udc", (g)->name))
+#else
+#define gadget_is_ci13xxx(g)    0
+#endif
 
 // CONFIG_USB_GADGET_SX2
 // CONFIG_USB_GADGET_AU1X00
@@ -225,6 +230,8 @@ static inline int usb_gadget_controller_number(struct usb_gadget *gadget)
                 return 0x21;
         else if (gadget_is_fsl_qe(gadget))
                 return 0x22;
+        else if (gadget_is_ci13xxx(gadget))
+                return 0x23;
         return -ENOENT;
 }