Commit d683a739 authored by Andrew Davis's avatar Andrew Davis Committed by Vignesh Raghavendra
Browse files

arm64: dts: ti: k3-j7200-mcu-wakeup: Add SA2UL node 



J7200 has an instance of SA2UL in the MCU domain.
Add DT node for the same.

The device is marked TI_SCI_PD_SHARED as parts of this IP are also
shared with the security co-processor and OP-TEE.

The RNG node is added but marked disabled as it is firewalled off for
exclusive use by OP-TEE. Any access to this device from Linux will
result in firewall errors. We add the node for completeness of the
hardware description.

Signed-off-by: default avatarAndrew Davis <afd@ti.com>
Signed-off-by: default avatarVignesh Raghavendra <vigneshr@ti.com>
Reviewed-by: default avatarJayesh Choudhary <j-choudhary@ti.com>
Link: https://lore.kernel.org/r/20220823001136.10944-4-afd@ti.com
parent 49611f43

arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi

+20 −0
Original line number Diff line number Diff line
@@ -375,4 +375,24 @@ mcu_r5fss0_core1: r5f@41400000 { 
			ti,loczrama = <1>;

		};

	};



	mcu_crypto: crypto@40900000 {

		compatible = "ti,j721e-sa2ul";

		reg = <0x00 0x40900000 0x00 0x1200>;

		power-domains = <&k3_pds 265 TI_SCI_PD_SHARED>;

		#address-cells = <2>;

		#size-cells = <2>;

		ranges = <0x00 0x40900000 0x00 0x40900000 0x00 0x30000>;

		dmas = <&mcu_udmap 0xf501>, <&mcu_udmap 0x7502>,

		       <&mcu_udmap 0x7503>;

		dma-names = "tx", "rx1", "rx2";

		dma-coherent;



		rng: rng@40910000 {

			compatible = "inside-secure,safexcel-eip76";

			reg = <0x00 0x40910000 0x00 0x7d>;

			interrupts = <GIC_SPI 945 IRQ_TYPE_LEVEL_HIGH>;

			status = "disabled"; /* Used by OP-TEE */

		};

	};

};