linux-kernel - [PATCH v4 2/2] arm64: dts: qcom: x1e80100: add TRNG node

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Message-Id: <20251223-trng_dt_binding_x1e80100-v4-2-5bfe781f9c7b@oss.qualcomm.com>
Date: Tue, 23 Dec 2025 10:18:16 +0530
From: Harshal Dev <harshal.dev@....qualcomm.com>
To: Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, Vinod Koul <vkoul@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, linux-crypto@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Harshal Dev <harshal.dev@....qualcomm.com>,
        Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
        Wenjia Zhang <wenjia.zhang@....qualcomm.com>,
        Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: [PATCH v4 2/2] arm64: dts: qcom: x1e80100: add TRNG node

The x1e80100 SoC has a True Random Number Generator, add the node with
the correct compatible set.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
Tested-by: Wenjia Zhang <wenjia.zhang@....qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Signed-off-by: Harshal Dev <harshal.dev@....qualcomm.com>
---
 arch/arm64/boot/dts/qcom/hamoa.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/hamoa.dtsi b/arch/arm64/boot/dts/qcom/hamoa.dtsi
index bb7c14d473c9..1272f2d3a7c1 100644
--- a/arch/arm64/boot/dts/qcom/hamoa.dtsi
+++ b/arch/arm64/boot/dts/qcom/hamoa.dtsi
@@ -3060,6 +3060,11 @@ usb_1_ss2_qmpphy_dp_in: endpoint {
 			};
 		};
 
+		rng: rng@...3000 {
+			compatible = "qcom,x1e80100-trng", "qcom,trng";
+			reg = <0x0 0x010c3000 0x0 0x1000>;
+		};
+
 		cnoc_main: interconnect@...0000 {
 			compatible = "qcom,x1e80100-cnoc-main";
 			reg = <0 0x01500000 0 0x14400>;

-- 
2.34.1