[PATCH] bcm2835: Add Broadcom BCM2835 RNG to the device tree

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This adds a device tree binding for random number generator present on Broadcom
BCM2835 SoC, used in Raspberry Pi and Roku 2 devices.

Signed-off-by: Lubomir Rintel <lkundrak@xxxxx>
Tested-by: Stephen Warren <swarren@xxxxxxxxxxxxx>
Cc: Stephen Warren <swarren@xxxxxxxxxxxxx>
Cc: linux-rpi-kernel@xxxxxxxxxxxxxxxxxxx
Cc: devicetree-discuss@xxxxxxxxxxxxxxxx
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Changes for v2:
    - Split out from the driver changeset
    - Added documentation

Changes for v3:
    - Moved documentation away to the driver commit

 arch/arm/boot/dts/bcm2835.dtsi |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/bcm2835.dtsi b/arch/arm/boot/dts/bcm2835.dtsi
index 7e0481e..dc22336 100644
--- a/arch/arm/boot/dts/bcm2835.dtsi
+++ b/arch/arm/boot/dts/bcm2835.dtsi
@@ -34,6 +34,11 @@
 			reg = <0x7e100000 0x28>;
+		rng {
+			compatible = "brcm,bcm2835-rng";
+			reg = <0x7e104000 0x10>;
+		};
 		uart@20201000 {
 			compatible = "brcm,bcm2835-pl011", "arm,pl011", "arm,primecell";
 			reg = <0x7e201000 0x1000>;

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