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Wed, 22 Feb 2023 01:50:58 +0000 (GMT) From: Eddie James To: openbmc@lists.ozlabs.org Subject: [PATCH dev-6.1] ARM: dts: aspeed: everest: Add reserved memory for TPM event log Date: Tue, 21 Feb 2023 19:50:56 -0600 Message-Id: <20230222015056.3903734-1-eajames@linux.ibm.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: lUFFYB6MeNwWiHzIi4OMdFoL2Qc8NOSX X-Proofpoint-ORIG-GUID: lUFFYB6MeNwWiHzIi4OMdFoL2Qc8NOSX X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.170.22 definitions=2023-02-21_14,2023-02-20_02,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 phishscore=0 mlxscore=0 bulkscore=0 mlxlogscore=849 lowpriorityscore=0 clxscore=1011 adultscore=0 impostorscore=0 spamscore=0 malwarescore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302220008 X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eddie James , joel@jms.id.au Errors-To: openbmc-bounces+openbmc=archiver.kernel.org@lists.ozlabs.org Sender: "openbmc" 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: Eddie James --- arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts index 1448ea895be4..95d1ab6811ff 100644 --- a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts @@ -162,6 +162,11 @@ reserved-memory { #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 @@ &i2c12 { tpm@2e { compatible = "nuvoton,npct75x", "tcg,tpm-tis-i2c"; reg = <0x2e>; + memory-region = <&event_log>; }; }; -- 2.31.1