video: fbdev: da8xx-fb: add COMPILE_TEST support

Add COMPILE_TEST support to da8xx-fb driver for better compile
testing coverage.
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>

drivers/video/fbdev/Kconfig

@@ -2058,7 +2058,8 @@ config FB_SH7760
 
 config FB_DA8XX
 	tristate "DA8xx/OMAP-L1xx/AM335x Framebuffer support"
-	depends on FB && (ARCH_DAVINCI_DA8XX || SOC_AM33XX)
+	depends on FB && HAVE_CLK && HAS_IOMEM
+	depends on ARCH_DAVINCI_DA8XX || SOC_AM33XX || COMPILE_TEST
 	select FB_CFB_FILLRECT
 	select FB_CFB_COPYAREA
 	select FB_CFB_IMAGEBLIT