Commit ed6f0683 authored by Eddie James's avatar Eddie James Committed by Joel Stanley
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ARM: dts: aspeed: everest: Add reserved memory for TPM event log 



Trusted boot support requires the platform event log passed up
from the bootloader. In U-Boot, this can now be accomplished with
a reserved memory region, so add a region for this purpose to the
Everest BMC devicetree.

Signed-off-by: default avatarEddie James <eajames@linux.ibm.com>
Link: https://lore.kernel.org/r/20230222015056.3903734-1-eajames@linux.ibm.com


Signed-off-by: default avatarJoel Stanley <joel@jms.id.au>
parent 695cb117

arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts

+6 −0
Original line number Diff line number Diff line
@@ -162,6 +162,11 @@ 
		#size-cells = <1>;

		ranges;



		event_log: tcg_event_log@b3d00000 {

			no-map;

			reg = <0xb3d00000 0x100000>;

		};



		ramoops@b3e00000 {

			compatible = "ramoops";

			reg = <0xb3e00000 0x200000>; /* 16 * (4 * 0x8000) */
@@ -1887,6 +1892,7 @@ 
	tpm@2e {

		compatible = "nuvoton,npct75x", "tcg,tpm-tis-i2c";

		reg = <0x2e>;

		memory-region = <&event_log>;

	};

};