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

Message ID 71953721ba7ca72bcf3f211c46418c7db48cb2b1.1659985696.git.danielrparks@ti.com (mailing list archive)
State Changes Requested
Delegated to: Herbert Xu
Headers show
Series Add SA2UL Public Key Accelerator driver | expand

Commit Message

Daniel Parks Aug. 8, 2022, 7:12 p.m. UTC
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@ti.com>
---
 arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)
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Patch

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@40920000 {
+			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 */
+		};
 	};
 };