From d2f6fc54fc507751c1d086f64825bf1899648786 Mon Sep 17 00:00:00 2001 From: Eddie James Date: Fri, 16 Jun 2023 09:26:10 -0500 Subject: [PATCH] ARM: dts: aspeed: bonnell: 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 Bonnell BMC devicetree. Signed-off-by: Eddie James Link: https://lore.kernel.org/r/20230616142610.356623-1-eajames@linux.ibm.com Signed-off-by: Joel Stanley --- arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-bonnell.dts | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-bonnell.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-bonnell.dts index d47ce4edc67c3..cad1b9aac97b3 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-bonnell.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-bonnell.dts @@ -34,6 +34,11 @@ #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) */ @@ -454,8 +459,9 @@ status = "okay"; tpm@2e { - compatible = "nuvoton,npct75x"; + compatible = "nuvoton,npct75x", "tcg,tpm-tis-i2c"; reg = <0x2e>; + memory-region = <&event_log>; }; eeprom@50 { -- 2.30.2