linux-kernel - [RFC PATCH 4/6] arm64: dts: ti: k3-j721e-main: add SA2UL public key accelerator subdevice

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Date:   Mon, 8 Aug 2022 14:12:53 -0500
From:   Daniel Parks <danielrparks@...com>
To:     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>,
        Nishanth Menon <nm@...com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Tero Kristo <kristo@...nel.org>
CC:     <linux-crypto@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: [RFC PATCH 4/6] arm64: dts: ti: k3-j721e-main: add SA2UL public key accelerator subdevice

j721e contains two SA2ULs, and the PKA in the main domain is accessible,
so add it as a subdevice alongside the RNG module.

Signed-off-by: Daniel Parks <danielrparks@...com>
---
 arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
index 917c9dc99efa..56e4ae0ab61f 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
@@ -344,8 +344,15 @@
 			reg = <0x0 0x4e10000 0x0 0x7d>;
 			interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&k3_clks 264 2>;
 		};
+
+		pka: pka@...0000 {
+			compatible = "inside-secure,safexcel-eip29t2";
+			reg = <0x00 0x4e20000 0x00 0x2000>,
+			      <0x00 0x4e24000 0x00 0x8000>;
+			interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
+		};
 	};
 
 	main_pmx0: pinctrl@...000 {
 		compatible = "pinctrl-single";
-- 
2.17.1