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 44B3047427D; Thu, 13 Aug 2026 12:00:01 +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=1786622401; cv=none; b=UGo/9BG9sp3sYPeb2zgo/pf4Dhm5fwEMwejU68SgJpMlHb/OqXtGIgOaKkt29PAXsKFGBiNpRvQzO8Pdss4pWg8CmAXxJmIGjVN4BV71b/U5c6j6/+MPXzGq+EB1SLc3VKsU7oJJrJSUV6cHZeyDovffkwHLcvgxYMZNH+7/LRM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786622401; c=relaxed/simple; bh=LdloDJM8DI8AB4ZLQsP/+vZzjiWKgFCiLWLBMA7iRMU=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=UWX3mwrnC64jDNammAIDtpTvCJf1Bvlv/alOo+uA30is/viGX8l9l+PsoSNCHhhCcxIeFAhXr4h0IcANywdi/kidtpC33iJYmTnfCHyqEOig51HJGAX7TaychDuWMkwVdUzsYYUdsiB7WaffQypq+k4IwF7JCwLsiuB1tqVzMDY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=PHD4+8iY; 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="PHD4+8iY" Received: by smtp.kernel.org (Postfix) with ESMTPS id 14EAAC4AF0B; Thu, 13 Aug 2026 12:00:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1786622401; bh=LdloDJM8DI8AB4ZLQsP/+vZzjiWKgFCiLWLBMA7iRMU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=PHD4+8iY4g64WfA6GeqgD2dm0vqsQA/8sYXhk/vVU82SO1QyronzXhDyAVV6Ky2eX 7RtPGAyT6dTkiarhtwQABKOQ0jt/GJmUcd3irB8VNtsom8tHpt8meyHe/vt+36EbL6 QI14lFHb9qk4i+XjtYuR2z6r8d7JPyI86PszjaesIaK2hwGTnBAeMd7xkvX74Cj+ry SCqmD5ynZRDwH0KiBooGtlSsFAa/umAl0K0D5BKs/gG13DkogXDHkGoIJRfB0n6rYD 4QmiZQkD3YsEvNkWgfqXZn6YGPM51HPff8atlxqnBeHr5La3aOIx8wJtAwUwIVWNqr 4MIjavFY3mxZA== 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 E50A5C5B572; Thu, 13 Aug 2026 11:59:59 +0000 (UTC) From: Colin Huang via B4 Relay Date: Thu, 13 Aug 2026 19:59:35 +0800 Subject: [PATCH v5 05/15] 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: <20260813-anacapa-devlop-phase-devicetree-v5-5-c7058f63dc67@gmail.com> References: <20260813-anacapa-devlop-phase-devicetree-v5-0-c7058f63dc67@gmail.com> In-Reply-To: <20260813-anacapa-devlop-phase-devicetree-v5-0-c7058f63dc67@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley , Andrew Jeffery 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=1786622378; l=1250; i=u8813345@gmail.com; s=20260202; h=from:subject:message-id; bh=NAF+xcmhfBdWvCk+Ea9KmPCdarcFxDgMq2cQBYIvfaY=; b=GHwHvs4ys0MLQH953QcqjpV0BvokVUy7o0nAOQbdm3qoZx99LemxUR3/Xq4QtB8pqC9EY7EDN /RpFy7xbMRECJ40iZUiEavkTN83q8+x9aduHyCXZl7TNP1u1n0hKvEO 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.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dts index 4a6ae7c6cbf8..1901a325c72c 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dts @@ -8,6 +8,20 @@ / { compatible = "facebook,anacapa-bmc-evt2", "aspeed,ast2600"; }; +// 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 { ngpios = <128>; bus-frequency = <2000000>; -- 2.34.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Colin Huang Date: Thu, 13 Aug 2026 19:59:35 +0800 Subject: [PATCH v5 05/15] ARM: dts: aspeed: anacapa: Add additional EEPROM node for SCM MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260813-anacapa-devlop-phase-devicetree-v5-5-c7058f63dc67@gmail.com> References: <20260813-anacapa-devlop-phase-devicetree-v5-0-c7058f63dc67@gmail.com> In-Reply-To: <20260813-anacapa-devlop-phase-devicetree-v5-0-c7058f63dc67@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley , Andrew Jeffery 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=1786622378; l=1250; i=u8813345@gmail.com; s=20260202; h=from:subject:message-id; bh=NAF+xcmhfBdWvCk+Ea9KmPCdarcFxDgMq2cQBYIvfaY=; b=GHwHvs4ys0MLQH953QcqjpV0BvokVUy7o0nAOQbdm3qoZx99LemxUR3/Xq4QtB8pqC9EY7EDN /RpFy7xbMRECJ40iZUiEavkTN83q8+x9aduHyCXZl7TNP1u1n0hKvEO 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 List-Id: B4 Relay Submissions 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.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dts index 4a6ae7c6cbf8..1901a325c72c 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dts @@ -8,6 +8,20 @@ / { compatible = "facebook,anacapa-bmc-evt2", "aspeed,ast2600"; }; +// 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 { ngpios = <128>; bus-frequency = <2000000>; -- 2.34.1