PRNG: Add PRNG device for Copper.

Add PRNG CLK and PRNG HW base register.

Change-Id: Ibac55c483206496d8d3b536f521dde5da08b8c44
Signed-off-by: Hariprasad Dhalinarasimha <hnamgund@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-copper.c b/arch/arm/mach-msm/board-copper.c
index cf24ef0..c28d172 100644
--- a/arch/arm/mach-msm/board-copper.c
+++ b/arch/arm/mach-msm/board-copper.c
@@ -406,6 +406,23 @@
 	.resource	= tzlog_resources,
 };
 
+#ifdef CONFIG_HW_RANDOM_MSM
+/* PRNG device */
+#define MSM_PRNG_PHYS  0xF9BFF000
+static struct resource rng_resources = {
+	.flags = IORESOURCE_MEM,
+	.start = MSM_PRNG_PHYS,
+	.end   = MSM_PRNG_PHYS + SZ_512 - 1,
+};
+
+struct platform_device msm8974_device_rng = {
+	.name          = "msm_rng",
+	.id            = 0,
+	.num_resources = 1,
+	.resource      = &rng_resources,
+};
+#endif
+
 
 void __init msm_copper_add_devices(void)
 {
@@ -417,6 +434,9 @@
 	platform_add_devices(msm_copper_stub_regulator_devices,
 					msm_copper_stub_regulator_devices_len);
 	platform_device_register(&apq_device_tz_log);
+#ifdef CONFIG_HW_RANDOM_MSM
+	platform_device_register(&msm8974_device_rng);
+#endif
 }
 
 /*