Fix Au1100 fb dependencies, add helptext

Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

drivers/video/Kconfig

@@ -1571,7 +1571,14 @@ config FB_PM3
 
 config FB_AU1100
 	bool "Au1100 LCD Driver"
-	depends on (FB = y) && EXPERIMENTAL && PCI && MIPS && MIPS_PB1100=y
+	depends on (FB = y) && MIPS && SOC_AU1100
+	select FB_CFB_FILLRECT
+	select FB_CFB_COPYAREA
+	select FB_CFB_IMAGEBLIT
+	help
+	  This is the framebuffer driver for the AMD Au1100 SOC.  It can drive
+	  various panels and CRTs by passing in kernel cmd line option
+	  au1100fb:panel=<name>.
 
 config FB_AU1200
 	bool "Au1200 LCD Driver"