drivers, usb, gadget: fix compiler warnings for at91_udc.c

fix warnings:
drivers/usb/gadget/at91_udc.c:1344:12: warning: 'at91rm9200_udc_init' defined but not used [-Wunused-function]
drivers/usb/gadget/at91_udc.c:1379:13: warning: 'at91rm9200_udc_pullup' defined but not used [-Wunused-function]
drivers/usb/gadget/at91_udc.c:1476:12: warning: 'at91sam9263_udc_init' defined but not used [-Wunused-function]

Signed-off-by: Heiko Schocher <hs@denx.de>

diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
index 01a5907..9df6d32 100644 (file)
--- a/drivers/usb/gadget/at91_udc.c
+++ b/drivers/usb/gadget/at91_udc.c
@@ -1341,51 +1341,7 @@ static int at91_stop(struct usb_gadget *gadget)
 
 /*-------------------------------------------------------------------------*/
 
-static int at91rm9200_udc_init(struct at91_udc *udc)
-{
-       struct at91_ep *ep;
-       int ret;
-       int i;
-
-       for (i = 0; i < NUM_ENDPOINTS; i++) {
-               ep = &udc->ep[i];
-
-               switch (i) {
-               case 0:
-               case 3:
-                       ep->maxpacket = 8;
-                       break;
-               case 1 ... 2:
-                       ep->maxpacket = 64;
-                       break;
-               case 4 ... 5:
-                       ep->maxpacket = 256;
-                       break;
-               }
-       }
-
-       ret = gpio_request(udc->board.pullup_pin, "udc_pullup");
-       if (ret) {
-               DBG("D+ pullup is busy\n");
-               return ret;
-       }
-
-       gpio_direction_output(udc->board.pullup_pin,
-                             udc->board.pullup_active_low);
-
-       return 0;
-}
-
-static void at91rm9200_udc_pullup(struct at91_udc *udc, int is_on)
-{
-       int active = !udc->board.pullup_active_low;
-
-       if (is_on)
-               gpio_set_value(udc->board.pullup_pin, active);
-       else
-               gpio_set_value(udc->board.pullup_pin, !active);
-}
-
+#if defined(CONFIG_AT91SAM9260) || defined(CONFIG_AT91SAM9G20)
 static int at91sam9260_udc_init(struct at91_udc *udc)
 {
        struct at91_ep *ep;
@@ -1407,7 +1363,6 @@ static int at91sam9260_udc_init(struct at91_udc *udc)
        return 0;
 }
 
-#if defined(CONFIG_AT91SAM9260) || defined(CONFIG_AT91SAM9G20)
 static void at91sam9260_udc_pullup(struct at91_udc *udc, int is_on)
 {
        u32 txvc = at91_udp_read(udc, AT91_UDP_TXVC);
@@ -1473,31 +1428,6 @@ static const struct at91_udc_caps at91sam9261_udc_caps = {
 };
 #endif
 
-static int at91sam9263_udc_init(struct at91_udc *udc)
-{
-       struct at91_ep *ep;
-       int i;
-
-       for (i = 0; i < NUM_ENDPOINTS; i++) {
-               ep = &udc->ep[i];
-
-               switch (i) {
-               case 0:
-               case 1:
-               case 2:
-               case 3:
-                       ep->maxpacket = 64;
-                       break;
-               case 4:
-               case 5:
-                       ep->maxpacket = 256;
-                       break;
-               }
-       }
-
-       return 0;
-}
-
 int usb_gadget_handle_interrupts(int index)
 {
        struct at91_udc *udc = controller;