msm: 8064: Enable RNG.

For PRNG HW block to be working, add a platform device
and a prng clock.

Change-Id: If78dcf6821818126d73c0cdb9addc56b40709554
Signed-off-by: Ramesh Masavarapu <rameshm@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-apq8064.c b/arch/arm/mach-msm/board-apq8064.c
index 53c290e..71719cd 100644
--- a/arch/arm/mach-msm/board-apq8064.c
+++ b/arch/arm/mach-msm/board-apq8064.c
@@ -652,6 +652,10 @@
 		defined(CONFIG_CRYPTO_DEV_QCEDEV_MODULE)
 	&qcedev_device,
 #endif
+
+#ifdef CONFIG_HW_RANDOM_MSM
+	&apq8064_device_rng,
+#endif
 };
 
 static struct platform_device *sim_devices[] __initdata = {