libdrm: add vc4 (Raspberry Pi) option

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/libdrm/Config.in

@@ -69,6 +69,12 @@ config BR2_PACKAGE_LIBDRM_TEGRA
 	help
 	  Install NVIDIA Tegra driver using an experimental API.
 
+config BR2_PACKAGE_LIBDRM_VC4
+	bool "vc4"
+	depends on BR2_arm
+	help
+	  Install vc4 (Raspberry Pi) driver.
+
 endmenu
 
 endif

package/libdrm/libdrm.mk

@@ -76,6 +76,12 @@ else
 LIBDRM_CONF_OPTS += --disable-tegra-experimental-api
 endif
 
+ifeq ($(BR2_PACKAGE_LIBDRM_VC4),y)
+LIBDRM_CONF_OPTS += --enable-vc4
+else
+LIBDRM_CONF_OPTS += --disable-vc4
+endif
+
 ifeq ($(BR2_PACKAGE_HAS_UDEV),y)
 LIBDRM_CONF_OPTS += --enable-udev
 LIBDRM_DEPENDENCIES += udev