[PATCH] commands: add config option for dfu command

[Sascha Hauer <s.hauer@pengutronix.de>]

Add an extra config option for the dfu command to avoid building it in
non interactive builds which leads to linker errors.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 commands/Kconfig  | 6 ++++++
 commands/Makefile | 2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/commands/Kconfig b/commands/Kconfig
index 67116ec9fc..a30299abf6 100644
--- a/commands/Kconfig
+++ b/commands/Kconfig
@@ -2172,6 +2172,12 @@ config CMD_USBGADGET
 	depends on USB_GADGET
 	prompt "usbgadget"
 
+config CMD_DFU
+	bool
+	depends on USB_GADGET_DFU
+	default y
+	prompt "dfu"
+
 config CMD_WD
 	bool
 	depends on WATCHDOG
diff --git a/commands/Makefile b/commands/Makefile
index a98c39637c..0dfa0a33a4 100644
--- a/commands/Makefile
+++ b/commands/Makefile
@@ -64,7 +64,7 @@ obj-$(CONFIG_CMD_INSMOD)	+= insmod.o
 obj-$(CONFIG_CMD_SPLASH)	+= splash.o
 obj-$(CONFIG_CMD_FBTEST)	+= fbtest.o
 obj-$(CONFIG_CMD_BEEP)		+= beep.o
-obj-$(CONFIG_USB_GADGET_DFU)	+= dfu.o
+obj-$(CONFIG_CMD_DFU)		+= dfu.o
 obj-$(CONFIG_USB_GADGET_SERIAL)	+= usbserial.o
 obj-$(CONFIG_CMD_GPIO)		+= gpio.o
 obj-$(CONFIG_CMD_UNCOMPRESS)	+= uncompress.o
-- 
2.39.5