linux-kernel - [RFC PATCH 3/6] arm64: dts: ti: k3-am64-main: add SA2UL public key accelerator subdevice

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Mon, 8 Aug 2022 14:12:52 -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 3/6] arm64: dts: ti: k3-am64-main: add SA2UL public key accelerator subdevice

The PKA on am64 will eventually be accessible from the A53, so add it as
a (disabled) subdevice alongside the RNG module.

This patch depends on "[PATCH v2 0/2] Enable SA2UL support on AM64X" [1]

[1]: https://lore.kernel.org/linux-arm-kernel/20220711085743.10128-1-j-choudhary@ti.com/

Signed-off-by: Daniel Parks <danielrparks@...com>
---
 arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
index aa3b43c515d2..52f7a122e782 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -1326,6 +1326,14 @@
 			interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&k3_clks 133 1>;
 			status = "disabled"; /* Used by OP-TEE */
 		};
+
+		pka: pka@...20000 {
+			compatible = "inside-secure,safexcel-eip29t2";
+			reg = <0x00 0x40920000 0x00 0x2000>,
+			      <0x00 0x40924000 0x00 0x8000>;
+			interrupts = <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>;
+			status = "disabled"; /* handoff from sysfw not yet implemented */
+		};
 	};
 };
-- 
2.17.1