linux-kernel - [PATCH] arm64: dts: qcom: ipq5018: Add crypto nodes

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Message-Id: <20250523-ipq5018-crypto-v1-1-0818047d8a18@outlook.com>
Date: Fri, 23 May 2025 16:30:57 +0400
From: George Moussalem via B4 Relay <devnull+george.moussalem.outlook.com@...nel.org>
To: Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, 
 George Moussalem <george.moussalem@...look.com>
Subject: [PATCH] arm64: dts: qcom: ipq5018: Add crypto nodes

From: George Moussalem <george.moussalem@...look.com>

IPQ5018 uses Qualcom QCE crypto engine v5.1 which is already supported.
So let's add the dts nodes for its DMA and QCE itself.

Signed-off-by: George Moussalem <george.moussalem@...look.com>
---
 arch/arm64/boot/dts/qcom/ipq5018.dtsi | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq5018.dtsi b/arch/arm64/boot/dts/qcom/ipq5018.dtsi
index 130360014c5e14c778e348d37e601f60325b0b14..09ed9c34c1c6129174143ae770f8542dbf61128b 100644
--- a/arch/arm64/boot/dts/qcom/ipq5018.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq5018.dtsi
@@ -182,6 +182,36 @@ pcie0_phy: phy@...00 {
 			status = "disabled";
 		};
 
+		cryptobam: dma-controller@...000 {
+			compatible = "qcom,bam-v1.7.0";
+			reg = <0x00704000 0x20000>;
+			interrupts = <GIC_SPI 207 IRQ_TYPE_LEVEL_HIGH>;
+
+			clocks = <&gcc GCC_CRYPTO_AHB_CLK>;
+			clock-names = "bam_clk";
+
+			#dma-cells = <1>;
+			qcom,ee = <1>;
+			qcom,controlled-remotely;
+		};
+
+		crypto: crypto@...000 {
+			compatible = "qcom,crypto-v5.1";
+			reg = <0x0073a000 0x6000>;
+
+			clocks = <&gcc GCC_CRYPTO_AHB_CLK>,
+				 <&gcc GCC_CRYPTO_AXI_CLK>,
+				 <&gcc GCC_CRYPTO_CLK>;
+			clock-names = "iface",
+				      "bus",
+				      "core";
+
+			dmas = <&cryptobam 2>,
+			       <&cryptobam 3>;
+			dma-names = "rx",
+				    "tx";
+		};
+
 		tlmm: pinctrl@...0000 {
 			compatible = "qcom,ipq5018-tlmm";
 			reg = <0x01000000 0x300000>;

---
base-commit: 176e917e010cb7dcc605f11d2bc33f304292482b
change-id: 20250523-ipq5018-crypto-0265b8854b0c

Best regards,
-- 
George Moussalem <george.moussalem@...look.com>