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 E6F013DD51A; Tue, 2 Jun 2026 13:25:04 +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=1780406705; cv=none; b=q0cJCtCJaSlDZ++GQq3EhFY+r+VAHQvgfiJlxCTx1eaBScLJGFhrxeBnL8NOAGoAMcBxVWbCKqsDPi16cBl5zUDfIkyEHhv17wtcX42/JvlWqKX1nPAJQL1lhHvsH9jS0A7Y0+FZUcm8OpfqjbhRLcBpNAZ/clJU9vVQoYU94Us= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780406705; c=relaxed/simple; bh=EjotxEbMB+szyjtOIRNVh8lq/E3vDcvELOmiSw0FuEw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=H1CJRqJZyFVSFhEEJWhRT8AUGe0FO+OdzkebWvPl9FwwAH+VYl7xetn04f2FzV/7uN2nDJ1Y7gjS3yUrJy6U6k+9ySPariKGzb3vVnkFeHfeSVxCcUzR2//J4RGg3iPk91SJY+HdleT1O7Xn+5qBEgXdemjg+FTaAA3BFj75SNo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=NSmsgLwc; 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="NSmsgLwc" Received: by smtp.kernel.org (Postfix) with ESMTPS id C396BC2BCF6; Tue, 2 Jun 2026 13:25:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1780406704; bh=EjotxEbMB+szyjtOIRNVh8lq/E3vDcvELOmiSw0FuEw=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=NSmsgLwcyb8Jga/Le8HYzEuPxeHnWmLT+6DhHWI+Ol1ceSN0T9AUskv60qLN+uWqg BXs4QS0nPQ+HbGsttNqO9cUr4FVdr5+lYMWlw2PtOV5VF8sTtemhpKwoiRo7TJHQba pziqWp4UT7yQS77mXScqVexscDTxH6zZl0JRazeo9UnZWcSwqU8fThp+tHwRaHhv+H b75PKTdt6xuRyisCznystZG+7ADJJBTnV2Nfcv2gXqyAkxrpcLeVy0nMPggE/1SMOU F7V5plg5G3E/aPpDnp2qNzoVf7EmJQQR5qaGioJCsrYeZqlClGvIukRli3uS6r44Li OtMKlYGK5leqQ== 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 BC404CD6E64; Tue, 2 Jun 2026 13:25:04 +0000 (UTC) From: Colin Huang via B4 Relay Date: Tue, 02 Jun 2026 21:25:00 +0800 Subject: [PATCH v3 5/9] ARM: dts: aspeed: anacapa: add additional EEPROM node for SCM Precedence: bulk X-Mailing-List: linux-kernel@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: <20260602-anacapa-devlop-phase-devicetree-v3-5-7c93c5df8d9b@gmail.com> References: <20260602-anacapa-devlop-phase-devicetree-v3-0-7c93c5df8d9b@gmail.com> In-Reply-To: <20260602-anacapa-devlop-phase-devicetree-v3-0-7c93c5df8d9b@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=1780406700; l=1254; i=u8813345@gmail.com; s=20260202; h=from:subject:message-id; bh=JNSi9zvNDBr20hXdrUAD8fki2+glqxRtqyS9+sPSXtI=; b=7qxVVc2K+G5UI7RLH/zsUDCta5GZfv382bCspCgoqEXC1NFTk4UV8+rp/7akLxMJBUw6beR8J YHOFQJ7QH3VA1Irad2bjEVXXMo63pmsj4OgcJGlkoeFXtghTsEcOGsd 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 --- arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt1.dts | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt1.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt1.dts index 9314ee493c61..1d2f46e83be8 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt1.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt1.dts @@ -593,11 +593,20 @@ &i2c9 { status = "okay"; // SCM FRU + // | DC-SCM Rev | Slave address of eeprom | + // |-------------------|--------------------------| + // | Rev B | 0x50 | + // | Rev C/D/E/F/above | 0x51 | eeprom@50 { compatible = "atmel,24c128"; reg = <0x50>; }; + eeprom@51 { + compatible = "atmel,24c128"; + reg = <0x51>; + }; + // BSM FRU eeprom@56 { compatible = "atmel,24c64"; -- 2.34.1