linux-kernel - [PATCH 3/3] ARM: dts: Enable PRNG module on exynos4412-trats2

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Date:	Mon, 19 Oct 2015 14:00:34 +0900
From:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
To:	Kukjin Kim <kgene@...nel.org>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Tomasz Figa <tomasz.figa@...il.com>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-clk@...r.kernel.org, Matt Mackall <mpm@...enic.com>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	linux-crypto@...r.kernel.org
Cc:	Heiner Kallweit <hkallweit1@...il.com>
Subject: [PATCH 3/3] ARM: dts: Enable PRNG module on exynos4412-trats2

Enable Pseudo Random Number Generator (PRNG) on Trats2 board. This
allows using hardware random number generator:
$ echo exynos > /sys/class/misc/hw_random/rng_current

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
---
 arch/arm/boot/dts/exynos4412-trats2.dts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
index 40a474c4374b..a6f78c3da935 100644
--- a/arch/arm/boot/dts/exynos4412-trats2.dts
+++ b/arch/arm/boot/dts/exynos4412-trats2.dts
@@ -1234,6 +1234,10 @@
 	status = "okay";
 };
 
+&prng {
+	status = "okay";
+};
+
 &rtc {
 	status = "okay";
 	clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>;
-- 
1.9.1

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