hwrng: amd - enable AMD hw rnd driver for Maple PPC boards

PPC 970FX Evaluation kit (Maple) boards bear AMD8111 southbridge.
Allow this driver to be compiled in if PPC_MAPLE is selected.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Acked-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig
index beecd1c..a60043b 100644
--- a/drivers/char/hw_random/Kconfig
+++ b/drivers/char/hw_random/Kconfig
@@ -49,7 +49,7 @@
 
 config HW_RANDOM_AMD
 	tristate "AMD HW Random Number Generator support"
-	depends on HW_RANDOM && X86 && PCI
+	depends on HW_RANDOM && (X86 || PPC_MAPLE) && PCI
 	default HW_RANDOM
 	---help---
 	  This driver provides kernel-side support for the Random Number