linux-kernel - [PATCH v1] arm64: dts: qcom: sm8350: Add support for PRNG EE

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Message-Id: <20210401101536.1014560-1-robert.foss@linaro.org>
Date:   Thu,  1 Apr 2021 12:15:36 +0200
From:   Robert Foss <robert.foss@...aro.org>
To:     agross@...nel.org, bjorn.andersson@...aro.org, robh+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Vinod Koul <vkoul@...nel.org>,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc:     Robert Foss <robert.foss@...aro.org>
Subject: [PATCH v1] arm64: dts: qcom: sm8350: Add support for PRNG EE

RNG (Random Number Generator) in SM8350 features PRNG EE (Execution
Environment), hence add devicetree support for it.

Signed-off-by: Robert Foss <robert.foss@...aro.org>
---
 arch/arm64/boot/dts/qcom/sm8350.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi
index ea285147e43f..2a3ebf6964f4 100644
--- a/arch/arm64/boot/dts/qcom/sm8350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi
@@ -673,6 +673,13 @@ tx {
 			};
 		};
 
+		rng: rng@...3000 {
+			compatible = "qcom,prng-ee";
+			reg = <0 0x010d3000 0 0x1000>;
+			clocks = <&rpmhcc RPMH_HWKM_CLK>;
+			clock-names = "core";
+		};
+
 		intc: interrupt-controller@...00000 {
 			compatible = "arm,gic-v3";
 			#interrupt-cells = <3>;
-- 
2.31.0.30.g398dba342d.dirty