scripts: Move omap4_usbboot to its own directory

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

scripts/.gitignore

@@ -8,5 +8,4 @@ mk-am35xx-spi-image
 mkimage
 mkublheader
 omap_signGP
-omap4_usbboot
 zynq_mkimage

scripts/Makefile

@@ -17,16 +17,13 @@ hostprogs-$(CONFIG_ARCH_DAVINCI) += mkublheader
 hostprogs-$(CONFIG_ARCH_ZYNQ)	 += zynq_mkimage
 
 subdir-y			+= mod
+subdir-$(CONFIG_OMAP4_USBBOOT)	+= omap4_usbboot
 subdir-$(CONFIG_ARCH_IMX)	+= imx
 subdir-$(CONFIG_X86)		+= setupmbr
 subdir-$(CONFIG_DTC)		+= dtc
 
 targetprogs-$(CONFIG_BAREBOXENV_TARGET) += bareboxenv-target
 
-HOSTLOADLIBES_omap4_usbboot = -lpthread
-omap4_usbboot-objs               := usb_linux.o omap4_usbboot.o
-hostprogs-$(CONFIG_OMAP4_USBBOOT)+= omap4_usbboot
-
 # Let clean descend into subdirs
 subdir-	+= basic kconfig setupmbr
 

scripts/omap4_usbboot/.gitignore

@@ -0,0 +1 @@
+omap4_usbboot

scripts/omap4_usbboot/Makefile

@@ -0,0 +1,5 @@
+HOSTLOADLIBES_omap4_usbboot = -lpthread
+omap4_usbboot-objs := usb_linux.o omap4_usbboot.o
+hostprogs-$(CONFIG_OMAP4_USBBOOT) += omap4_usbboot
+
+always	:= $(hostprogs-y)