common: dfu: ignore reset for spl-dfu

The SPL-DFU feature enable to load and
execute u-boot from RAM over usb from
PC using dfu-util.
Hence dfu-reset should not be issued
when dfu-util -R switch is issued.

Signed-off-by: Ravi Babu <ravibabu@ti.com>
diff --git a/drivers/dfu/dfu.c b/drivers/dfu/dfu.c
index 8dacc1a..ceb33e3 100644
--- a/drivers/dfu/dfu.c
+++ b/drivers/dfu/dfu.c
@@ -35,7 +35,11 @@
  */
 __weak bool dfu_usb_get_reset(void)
 {
+#ifdef CONFIG_SPL_DFU_NO_RESET
+	return false;
+#else
 	return true;
+#endif
 }
 
 static int dfu_find_alt_num(const char *s)