linux-kernel - [PATCH 2/2] arm64: dts: qcom: sm6350: Add Crypto Engine

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Message-Id: <20240105-sm6350-qce-v1-2-416e5c7319ac@fairphone.com>
Date: Fri, 05 Jan 2024 17:15:44 +0100
From: Luca Weiss <luca.weiss@...rphone.com>
To: Andy Gross <agross@...nel.org>, Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>, 
 Thara Gopinath <thara.gopinath@...il.com>, 
 Herbert Xu <herbert@...dor.apana.org.au>, 
 "David S. Miller" <davem@...emloft.net>, Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Bhupesh Sharma <bhupesh.sharma@...aro.org>
Cc: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org, 
 linux-crypto@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Luca Weiss <luca.weiss@...rphone.com>
Subject: [PATCH 2/2] arm64: dts: qcom: sm6350: Add Crypto Engine

Add crypto engine (CE) and CE BAM related nodes and definitions for this
SoC.

For reference:

  [    2.297419] qcrypto 1dfa000.crypto: Crypto device found, version 5.5.1

Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
---
 arch/arm64/boot/dts/qcom/sm6350.dtsi | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm6350.dtsi b/arch/arm64/boot/dts/qcom/sm6350.dtsi
index 8fd6f4d03490..516aadbb16bb 100644
--- a/arch/arm64/boot/dts/qcom/sm6350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6350.dtsi
@@ -1212,6 +1212,37 @@ ufs_mem_phy_lanes: phy@...7400 {
 			};
 		};

+		cryptobam: dma-controller@...4000 {
+			compatible = "qcom,bam-v1.7.4", "qcom,bam-v1.7.0";
+			reg = <0 0x01dc4000 0 0x24000>;
+			interrupts = <GIC_SPI 272 IRQ_TYPE_LEVEL_HIGH>;
+			#dma-cells = <1>;
+			qcom,ee = <0>;
+			qcom,controlled-remotely;
+			num-channels = <16>;
+			qcom,num-ees = <4>;
+			iommus = <&apps_smmu 0x432 0x0000>,
+				 <&apps_smmu 0x438 0x0001>,
+				 <&apps_smmu 0x43f 0x0000>,
+				 <&apps_smmu 0x426 0x0011>,
+				 <&apps_smmu 0x436 0x0011>;
+		};
+
+		crypto: crypto@...a000 {
+			compatible = "qcom,sm6350-qce", "qcom,sm8150-qce", "qcom,qce";
+			reg = <0 0x01dfa000 0 0x6000>;
+			dmas = <&cryptobam 4>, <&cryptobam 5>;
+			dma-names = "rx", "tx";
+			iommus = <&apps_smmu 0x432 0x0000>,
+				 <&apps_smmu 0x438 0x0001>,
+				 <&apps_smmu 0x43f 0x0000>,
+				 <&apps_smmu 0x426 0x0011>,
+				 <&apps_smmu 0x436 0x0011>;
+			interconnects = <&aggre2_noc MASTER_CRYPTO_CORE_0 QCOM_ICC_TAG_ALWAYS
+					 &clk_virt SLAVE_EBI_CH0 QCOM_ICC_TAG_ALWAYS>;
+			interconnect-names = "memory";
+		};
+
 		ipa: ipa@...0000 {
 			compatible = "qcom,sm6350-ipa";

-- 
2.43.0