sparc64: Add Niagara2 RNG driver.

With feedback and suggestions from Sam Ravnborg.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig
index efd0b4db7c8e..8822eca58ffa 100644
--- a/drivers/char/hw_random/Kconfig
+++ b/drivers/char/hw_random/Kconfig
@@ -59,6 +59,19 @@ config HW_RANDOM_GEODE
 
           If unsure, say Y.
 
+config HW_RANDOM_N2RNG
+        tristate "Niagara2 Random Number Generator support"
+        depends on HW_RANDOM && SPARC64
+        default HW_RANDOM
+        ---help---
+          This driver provides kernel-side support for the Random Number
+          Generator hardware found on Niagara2 cpus.
+
+          To compile this driver as a module, choose M here: the
+          module will be called n2-rng.
+
+          If unsure, say Y.
+
 config HW_RANDOM_VIA
         tristate "VIA HW Random Number Generator support"
         depends on HW_RANDOM && X86_32