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Mon, 06 Oct 2025 14:54:14 -0700 (PDT) From: Ivan Mikhaylov To: Iwona Winiarska , Guenter Roeck Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, openbmc@lists.ozlabs.org, Ivan Mikhaylov Subject: [PATCH 1/3] peci: cpu: add Intel Emerald Rapids support Date: Tue, 7 Oct 2025 00:53:19 +0300 Message-ID: <20251006215321.5036-2-fr0st61te@gmail.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20251006215321.5036-1-fr0st61te@gmail.com> References: <20251006215321.5036-1-fr0st61te@gmail.com> X-Mailing-List: openbmc@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add support for detection of Intel Emerald Rapids processor based on CPU model. Emerald Rapids Xeon processors with the model set to INTEL_EMERALDRAPIDS_X. The data field for this entry is "emr". Tested the patch series with AST2600 BMC with 5S Intel Emerald Rapids processors & verified by reading cpu & dimm temperature which matches host sensor values from lmsensors. Signed-off-by: Ivan Mikhaylov --- drivers/peci/cpu.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/peci/cpu.c b/drivers/peci/cpu.c index 2dac8ba82787..fbccc1d1b637 100644 --- a/drivers/peci/cpu.c +++ b/drivers/peci/cpu.c @@ -321,6 +321,10 @@ static const struct peci_device_id peci_cpu_device_ids[] = { .x86_vfm = INTEL_SAPPHIRERAPIDS_X, .data = "spr", }, + { /* Emerald Rapids Xeon */ + .x86_vfm = INTEL_EMERALDRAPIDS_X, + .data = "emr", + }, { } }; MODULE_DEVICE_TABLE(peci, peci_cpu_device_ids); -- 2.49.0