From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F3CE547D470; Tue, 1 Sep 2026 12:15:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788264943; cv=none; b=hGXHn/9U3iEGmVQG6CmWMdXSB/Yk382fzzABkY36W5W5cLL864cyci7Mtye96zyL21t8Pb+ywGb9g/XNwS6mtljwrLzjkCCbzw9Nf8m0Y0Wu/saJS/lly51uNO6COnIYKbyop+CVuKQR7DTbkOYOX/w3ABOlvIk2gbiAGlDfCMQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788264943; c=relaxed/simple; bh=nLtePXYENm7NHGSWbCsuDcLkBfW5HOLPz4P0eN7JISM=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=R6q95luFL9eoJpU4mPjtuiouydIOZmL9CjL1mgvUMJr7U66YDkCdImmo9Y6S/UuxnRDJ7tHBDfyMesS1rv4NzAzG5gwE2wCBPAfvATD3Q3eeRuVU1yGm804/uNda72aYxl0WKEej6+7JezmaF9Vz2dwWeoSRVrkO4GCS/N7P0BU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=pooBuwYF; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="pooBuwYF" Received: by smtp.kernel.org (Postfix) with ESMTPS id CB69EC32782; Tue, 1 Sep 2026 12:15:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1788264942; bh=nLtePXYENm7NHGSWbCsuDcLkBfW5HOLPz4P0eN7JISM=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=pooBuwYF+3uhA/orhnYs7yb4I/U3WwmcfYZXXbCj9/emrIHguFFRt+1DrFqXmilhf omdqR7LoDDjj+ovDHlk+EDHihc7UvRXUv0WNRwP3MXDYhIsAWculTF9CJNlzj2ftHG 5lb0Qph0QIMSlUD6T022cdXCLkWQWGCWQOvEt5EB4tqRUGbM44FpoZCgXiOA7Hznj7 Woz3FhQz2nAAkqAx7pvsn2OpFFM80BBu7fA4t++octG7kHkuZCkbisbQJOQX2Ll0gf MXncZ3nKRAWKK3i2Cd00FFD0uJiXIciBFr6fVDwQue/f0wKKkwsgxMJaRXRQmqppXN 4FCYm2dVE6AAg== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id B6E2FC624D4; Tue, 1 Sep 2026 12:15:42 +0000 (UTC) From: Colin Huang via B4 Relay Date: Tue, 01 Sep 2026 20:15:19 +0800 Subject: [PATCH v7 04/11] ARM: dts: aspeed: anacapa: Add additional EEPROM node for SCM Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260901-anacapa-devlop-phase-devicetree-v7-4-0bd71d2e0105@gmail.com> References: <20260901-anacapa-devlop-phase-devicetree-v7-0-0bd71d2e0105@gmail.com> In-Reply-To: <20260901-anacapa-devlop-phase-devicetree-v7-0-0bd71d2e0105@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley , Andrew Jeffery , Ryan Chen , Billy Tsai Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, colin.huang2@amd.com, Colin Huang X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1788264931; l=1234; i=u8813345@gmail.com; s=20260202; h=from:subject:message-id; bh=GjfjnpwE0tmhDKN4idVs7q9lvt+oOtXIm3xFGJyXtAY=; b=Xjyj/YLgnxmwvUG2EhkLAICBwMcmiu0PNukR8Dn+YySCsoeSBHer5ExcGt1nrjDMqJ4Kkndn2 UATSXoO6RtdDHgZj+20c2BxO3mekWoae7CTzBwAXuf04gjN7lJrXQtT X-Developer-Key: i=u8813345@gmail.com; a=ed25519; pk=Zlg0WqpCw4qbswOqamTBTXIchwR/3SnYZpy7rjaGMdQ= X-Endpoint-Received: by B4 Relay for u8813345@gmail.com/20260202 with auth_id=761 X-Original-From: Colin Huang Reply-To: u8813345@gmail.com From: Colin Huang The SCM FRU EEPROM I2C address differs between SCM revisions: - Rev B uses address 0x50 - Rev C/D/E/F and later use address 0x51 Add an additional AT24C128 EEPROM node at 0x51 on i2c9 so the same device tree can support multiple SCM revisions. Signed-off-by: Colin Huang --- .../boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dtsi b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dtsi index be7f17ad5f8e..77126418a702 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dtsi +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dtsi @@ -3,6 +3,20 @@ /dts-v1/; #include "aspeed-bmc-facebook-anacapa-evt1.dtsi" +// SCM +&i2c9 { + // SCM FRU + // | DC-SCM Rev | Slave address of eeprom | + // |-------------------|--------------------------| + // | Rev B | 0x50 | + // | Rev C/D/E/F/above | 0x51 | + + eeprom@51 { + compatible = "atmel,24c128"; + reg = <0x51>; + }; +}; + &sgpiom0 { gpio-line-names = /*in - out */ -- 2.34.1