From nobody Fri Oct 3 06:37:02 2025 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 5A7963148D4 for ; Thu, 4 Sep 2025 16:39:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757003993; cv=none; b=NL61vUagOq9q5PyAweZjTGVlH3ypoug0AbYWvPv3mIrmrOXJ5+cX/4L1Zdw3TcOnEdvsl6RS+BqdEhqZ8DTagVV3lzLUCVcAErx8Ootzrg/W1ry646dVgtNifok+f3ThX9fOIBqq/biOpxahqJeFtUd/WjSBQEW9+46jEwtjvWk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757003993; c=relaxed/simple; bh=smFcX8ezCgxfaauQ11dA4JFPET3ZGgByEqRN3eXWKdc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=K+b0t0b+uFuNYKTP5J/xbf2cpXFZTEOdvrMFdDPMh1FBa0L2P8qwLg/+T/lFVjA8K2uSCBT8RdLDHxSJT/j1owQ2yOyz4rmTONNcsLb7yMvPROJRuSMmREFg964SOz80AIKEPCh7Ibx+carHVdtmOQh8XU/3HGze8BLFf321s0c= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=XKG6ow57; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="XKG6ow57" Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 5849Xb6F032532 for ; Thu, 4 Sep 2025 16:39:51 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= pbq+DXdSP7cwBiqe8xvfggttCay/BKrNEnQjjAGNbvU=; b=XKG6ow57Au3OTTNb fNt5VvZsxQgDbMqrvnLKz1HdO8W7RUsKIU1mqQYe+7DoN3XmOL9NcAOOSvDcwb2j aJbQkluaShj25UAK8LaIcfLrqDNte1STSVf7MYWVIlE5TavBKtDgCAySIv130xiE iEdUAEpKqZ5zWJ9KmRvlg8F49nNd8GlHR2UK/YfXZ0pEPpdHW95Nv8Cl0+J8YMuH BCSr4ZwQ0hOYooHYiV2iIxKiRBzkBX6QO7wf3xvyTSWNZe6DmuIDDWp2MGLDvLFW 67ldR8J42/K5DPsyMHy5sLgkrIs83ePZ9szy4CadIUOMazs9qHYatmjU9j7++sX5 nqVL5A== Received: from mail-pf1-f200.google.com (mail-pf1-f200.google.com [209.85.210.200]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 48upnpgbxp-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Thu, 04 Sep 2025 16:39:51 +0000 (GMT) Received: by mail-pf1-f200.google.com with SMTP id d2e1a72fcca58-76e2e60221fso1878549b3a.0 for ; Thu, 04 Sep 2025 09:39:51 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757003990; x=1757608790; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=pbq+DXdSP7cwBiqe8xvfggttCay/BKrNEnQjjAGNbvU=; b=PXWLOjjt+yBFQ7KdBTMGFifMPGZxHPo3YVPSRwzK8JGx9l9in9eaIORZSyrAcBrFxi alTi6GGjCWih4vXq1hPyYdCexNMegD1xruhGvbmNXUDeLaPjlWg6g/pMHKbl90DMwaiw k9EkSnLdPfwF7FCDL4bejsmcji/EFvmXBPE5LuZU4A/Mgembv7cJGkQ4q1hWfpAVbuWd 2XLwTxfyU3M/J3NREti3TA+koQIuNA4I1csltp6daPItf/YPKAfjbJxdycGM5YLpNqaZ tLlGqwZM3IvyJXQrBIBbFVZR2vFaHk0P9RapRDy8s8MyO8rkPwYrKEcCYBI/doCqXbAc K+ug== X-Forwarded-Encrypted: i=1; AJvYcCWmXXsDzu4726TPWXqSXaEq48pRyyg5rpN3dlMVAaI6SYcEZzSyjbCuqrjjnsnvL1hT699Vwfhsv08NciE=@vger.kernel.org X-Gm-Message-State: AOJu0Yxa4cTWLUzUQe28wSqZlBsKD8NJXIZitrQJRu7FALCyOXYNlL+n Wo6XZ1f6xHvkODzXrv9l9sYqeG19kGwSZbA2GDzLT8ysgYcrFLjuiSaRcY3N+HuT/vAfC+n5RcY 3Tz7HQV7g1xua5SmP+ijCsk5MF6p/Cyl1QRI4kUDsJ0MgawF7roUP2BjUQucHmj40CAk= X-Gm-Gg: ASbGnctX1wzrhLDcvrqcvjWlOJqLmp3SJ3gkSkxmd2sI6w8bZywC7gJ/x9cXf8+JVUz Skg8JjYUoItQnCbM3qoy7T1Gh8039ct8VDW0bupeYXDZllHTJicyhvuk4GZ/SiBunOGYcjorQQc MJxAF3fQMUvho6ooDeAtHCGM61XpnPXvJeMERwRCppjnG8T++dZTMaVHH+V+b2/pYegJFuV3HFB +cmk0rvEd2R1V3m0D6/w+jjRYU73qxLqhL99W7GIgwmJ4vldLsJgK9bpXOAupvkQtGy61tIuWXk RbXYyoUuMCouvQ+Gz9RkHzfSEXAWfmSnWtklTB4JcM5YmppfRPEH+udqGppcl0d8vF2n X-Received: by 2002:a05:6a20:918c:b0:243:c9e0:8b06 with SMTP id adf61e73a8af0-243d6dc8090mr27501102637.5.1757003990222; Thu, 04 Sep 2025 09:39:50 -0700 (PDT) X-Google-Smtp-Source: AGHT+IEzD1cTEmn46NSwuPKASFsNepjo9nil4ymDu/y3d+JRFqWGfDQaJarZ32y2Y0+rG6IDPPIl4g== X-Received: by 2002:a05:6a20:918c:b0:243:c9e0:8b06 with SMTP id adf61e73a8af0-243d6dc8090mr27501054637.5.1757003989802; Thu, 04 Sep 2025 09:39:49 -0700 (PDT) Received: from hu-wasimn-hyd.qualcomm.com ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-b4cd006e2c6sm17346371a12.2.2025.09.04.09.39.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 04 Sep 2025 09:39:49 -0700 (PDT) From: Wasim Nazir Date: Thu, 04 Sep 2025 22:09:02 +0530 Subject: [PATCH v3 06/14] arm64: dts: qcom: lemans-evk: Add EEPROM and nvmem layout 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: quoted-printable Message-Id: <20250904-lemans-evk-bu-v3-6-8bbaac1f25e8@oss.qualcomm.com> References: <20250904-lemans-evk-bu-v3-0-8bbaac1f25e8@oss.qualcomm.com> In-Reply-To: <20250904-lemans-evk-bu-v3-0-8bbaac1f25e8@oss.qualcomm.com> To: Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , Richard Cochran , Bartosz Golaszewski Cc: kernel@oss.qualcomm.com, linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, netdev@vger.kernel.org, linux-i2c@vger.kernel.org, Monish Chunara , Wasim Nazir X-Mailer: b4 0.15-dev-e44bb X-Developer-Signature: v=1; a=ed25519-sha256; t=1757003953; l=1094; i=wasim.nazir@oss.qualcomm.com; s=20250807; h=from:subject:message-id; bh=knYck7yyW6VH/Q+lPTq9YrCWE79eVzE8DYwVhqZMEi4=; b=KiUQmzDNRdHpUoNNOOZwRETiT45RXOL7r1Avo9JLIX/1LpA5Sp/Jj+CgPqyqoaxYKbexO/E08 DO7S+I1Z0LEBfPOruprdSDNbvw4+O9N5yOMAIHLSc7r9qgpqb2rb0sj X-Developer-Key: i=wasim.nazir@oss.qualcomm.com; a=ed25519; pk=4ymqwKogZUOQnbcvSUHyO19kcEVTLEk3Qc4u795hiZM= X-Proofpoint-GUID: jsNnx4V7neTegwcsFuRElMrHHWGsTBeZ X-Authority-Analysis: v=2.4 cv=Jt/xrN4C c=1 sm=1 tr=0 ts=68b9c0d7 cx=c_pps a=mDZGXZTwRPZaeRUbqKGCBw==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=yJojWOMRYYMA:10 a=COk6AnOGAAAA:8 a=EUspDBNiAAAA:8 a=cq19zQBcvAJi0RM8MkQA:9 a=QEXdDO2ut3YA:10 a=zc0IvFSfCIW2DFIPzwfm:22 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-ORIG-GUID: jsNnx4V7neTegwcsFuRElMrHHWGsTBeZ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODMwMDAwMSBTYWx0ZWRfX4E/T3pQ7KDYO rfbwBiVTiOHf3AWw1+Jnw0kULJYpbyXIb1unBEaGSndG2xwjl3BOGk2IF0zNL5T44k9rGz4BQcE 16QB794N+tlFggRYUqV1fKj4RFd9Bw6i5h0EKaBRI+dE6d6zI0LRPk1sZr0g8KaUTezksTQrj+/ JRN40YXDg5dHmemwjFa3I0LeYyjThbzUikPvSPQUIcYSv8Oh0PhofsvCInmCZcoWf4xmPP0b946 K8MhkA6idsB+Ps2VzgjtbSTDL7i5FrUFbERBxiTc0Cxqf3zs4IriyRT1Xjb81gdShlEul+XRW5I 4+1jF/cTJzePNz5arq9b2wQ9g96Wmlf5pFMFl/Z6Va+as611xk9BHfmRfpWQxXBda7HR7S7HteN mFmKOuy0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1117,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-09-04_06,2025-09-04_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 priorityscore=1501 clxscore=1015 bulkscore=0 impostorscore=0 spamscore=0 phishscore=0 suspectscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2508300001 From: Monish Chunara Integrate the GT24C256C EEPROM via I2C to enable access to board-specific non-volatile data. Also, define an nvmem-layout to expose structured regions within the EEPROM, allowing consumers to retrieve configuration data such as Ethernet MAC addresses via the nvmem subsystem. Signed-off-by: Monish Chunara Signed-off-by: Wasim Nazir Reviewed-by: Konrad Dybcio --- arch/arm64/boot/dts/qcom/lemans-evk.dts | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/= qcom/lemans-evk.dts index c48cb4267b72..30c3e5bead07 100644 --- a/arch/arm64/boot/dts/qcom/lemans-evk.dts +++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts @@ -319,6 +319,18 @@ expander3: gpio@3b { #gpio-cells =3D <2>; gpio-controller; }; + + eeprom@50 { + compatible =3D "giantec,gt24c256c", "atmel,24c256"; + reg =3D <0x50>; + pagesize =3D <64>; + + nvmem-layout { + compatible =3D "fixed-layout"; + #address-cells =3D <1>; + #size-cells =3D <1>; + }; + }; }; =20 &mdss0 { --=20 2.51.0