From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=205.220.180.131 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793437378; b=BUITKAzX2H+ArK4cIATVXwdniPxLMRHEqbH0NX18JqS8QAI6qN6anb8Ehx3BCsvtUvIt tJ8dVdOc4eYFgHM0En3Fz4Y09YbO/JAoO7HwWpqt2Q3WWLsToztK0XEy9vNevCQ99RBWp DWK02jM7ATmvJdMM32UajboRsLXyGGVdhzoFakwYykc74IQFbqzmmbGcoUAAUw2Fsc7He OhTr/9llZqQnQOwH3NqKTdEy9cN2UYv0mNNEF1CFX5kiwktJXWBRs7L2vzrvXLyHr3ZVn vSHHKK9JRN1eh8/4Po8wnh9qSKSQWhB8GNv9JZKb/EmJeyKtUQH+e1bSLN34tu3ACvw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793437378; h=DMARC-Filter:Received:DKIM-Signature:Received:Received: DKIM-Signature:X-Google-DKIM-Signature:X-Forwarded-Encrypted: X-Gm-Message-State:X-Gm-Gg:X-Received:X-Received:Received:Date:From: To:Cc:Subject:Message-ID:References:MIME-Version:Content-Type: Content-Disposition:In-Reply-To:X-Proofpoint-GUID: X-Proofpoint-ORIG-GUID:X-Proofpoint-Spam-Info: X-Proofpoint-Spam-Details-Enc:X-Authority-Analysis: X-Proofpoint-Virus-Version:X-Proofpoint-Spam-Details; bh=DWUarRjMNL3pk4YmHhale63Ch3og1P+0l0Zj6olN36A=; b=fDt6iHqHwxJ/uYFmccUG2nhlaEzQTr0sr9PxjKCKT1FLaeciBCjzS2w4PtuNARUCtjMH +b77DtCMiQ8c/sYrSpc8q/nunOe25jqo2QwTXiCegiguzjZFYAX2oY59YDcL2Rsi8uVWg RIq0AXq4DGX0qH/4JJ5bKI8kfAOJDxycuJzvqP7Ebwy+AvZmIsHPvOmsxEkS3mMbXHOFE ANXuS6qHV2ELHn1G0eT6QBQpEJYZfnptHErnaI8/juPJLm/zAPj/ZXGWC6oevYo8cWUFA vi9c3K7OgujVXXf3M+hZwKsMfoNC5Aco181gbkvjdeYgyrfNwgKCsVH8kS6eCQtV29Q== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass header.d=qualcomm.com header.i=@qualcomm.com header.a=rsa-sha256 header.s=qcppdkim1 header.b=ia00+gGJ; dkim=pass header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.a=rsa-sha256 header.s=google header.b=VC1iyak1; arc=none smtp.remote-ip=205.220.180.131 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C1DBE606A31F for ; Sat, 31 Oct 2026 09:02:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org C1DBE606A31F Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none 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, unprotected) header.d=qualcomm.com header.i=@qualcomm.com header.a=rsa-sha256 header.s=qcppdkim1 header.b=ia00+gGJ; dkim=pass (2048-bit key, unprotected) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.a=rsa-sha256 header.s=google header.b=VC1iyak1 Received: from pps.filterd (m0279871.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 69V4ajL21757145 for ; Sat, 31 Oct 2026 09:02:56 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-type:date:from:in-reply-to:message-id:mime-version :references:subject:to; s=qcppdkim1; bh=DWUarRjMNL3pk4YmHhale63C h3og1P+0l0Zj6olN36A=; b=ia00+gGJlTW3tAOaqlOsRCW65H7GMogwxwemGvMT WN3XceUXJ3fun+/RFk7atu0Vp9dW+E/IM2acFHcRlaa0wQ8RPk0R7rPSjNAlum+A 0mbvo0LmBMsByjxP/s5ukiERLdBe0WT60u63rdlmwYjOAT6+MM64wZdxBRoPNQFp fn1AReoJZNSOG+Llb3kI6YSGPc5eXjFjpjc7gj1l+IonPhSFG4fn3EKG6BeYLDT9 CosRiKAeQjBSUwnDEz1+7F4SZOnUO1Jjo/XMI/zHMknbKhfBsWd67BVIy3Wn7OFo 9mUA6RjFAXkTGYFbay5dfLJzEx6emE3oJXPrhyr32CIUEw== Received: from mail-dy1-f200.google.com (mail-dy1-f200.google.com [74.125.82.200]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4hn7wxgs8f-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Sat, 31 Oct 2026 09:02:56 +0000 (GMT) Received: by mail-dy1-f200.google.com with SMTP id 5a478bee46e88-36a223755e4so6011440eec.0 for ; Sat, 31 Oct 2026 02:02:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1793437376; x=1794042176; darn=vger.kernel.org; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:from:to:cc:subject :date:message-id:reply-to:content-type; bh=DWUarRjMNL3pk4YmHhale63Ch3og1P+0l0Zj6olN36A=; b=VC1iyak1+LaYgB+s/LlJmDYNbv4gBWfqwyKTzEBLm4Ol/loWh3g6kIK7Gyv8GX2eeS Ne+Qo8UJbws3+lM87i2cd+RUdjL2DkjrUG4ujBYjVSzJHqR4ViXheLjo6FrdqiARnPQz VsT+Y67KLF3URLqH4kd/kN/b2MHFGrSuFHP4xaZIlyEXRMwn/aMFFydMUgks5KcWW/nk utfMNfujhhqMUiHACYX35WOtHIkc7vO4leB8qXvo6zQLZAbHf2TfdDFMeYU1AZODafzY lBhwieS5SlpPC6XzZROwT3hCubBjxgMX/RYqJM+h6B+RtiHwQl3A7G65scuHw1HnGzix ceLw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1793437376; x=1794042176; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=DWUarRjMNL3pk4YmHhale63Ch3og1P+0l0Zj6olN36A=; b=f/9Mnv8UMO2ApwbKej+cj/kVklL1NygHz29RAm3Dc2wa7L3M7D6S5dSTfgqaKCGhlf yzAOU6qrmA7v5hytOLWwLKXYSgxV8CK2/oZkJfGXo6GfyacNdEylqwo/h4EdIsU40l/U PWSTB7IJN8y+tmXQy+40lQCdjuzWzOU/VO/jGULYdQP7hMFDaTzN1v7o9EUBRjNBp23w kG0sIMtvVY0zA3CqGgMFP02lMYIVppLqOX+6DDBNeX7dfLCOuoo1dQyqPmsV5lr6H0+t aShB9aOuseN/IdMf82ldaVwR4RtCW2orhx03z5qK+Kk7+PV4N3clNmrDJdR8LBkaFzZu QuRQ== X-Forwarded-Encrypted: i=1; AKwUvBzl+3ZrZLZerFSBXii4hP2J0+Y5VM39XD8Bwkhqhzvueb2AvZBHQNyGqJoS1/BRLs1BjCjt3B56q3aBha0=@vger.kernel.org X-Gm-Message-State: AFq9FYICvC33dl9Tc+HT832XsywAaLJLciTt+NgPrOGsUM4M7b1HNw6c XRfOxhXnvNUKBzDrNe229XtDXOQNiYKLOk6VgfRVhWfKKZKnBdUPJnqXSXJtri40Cjvi/S8ye4X oF2CEV9QtQ5J4Ncwd7JUd9OYteer5WKoVf5p6VLcRrzXehEHSoco6TmozBV6YCYjDGB8= X-Gm-Gg: AYBFou1K8kM5onefG/hlLK75AOtTMZ0VaOQzRJIbqAylXCTzHbeoCNtCFhdLXT0TkSZ w/hWGMXoPT1Gvega6avttniQz19azgXKntc2VOvXi/BJRiI/N02bmefCqcXNe7aF2fve4EUct+n wkRnxJxZW+szL84JvyfQIzslzzPAafUHlR1HWUQtVqIgSjPdXNiJooR/MWoT46kcl5xiVNo7Ajp is8OO7Or17wLu2AFNwqNxZslsax5Zx3RrTYU8L4doIG5Qyh9UM+AtINAuQcWG9/l6KGuI/vKzup eq7ydV/obv5V09M+AzAUkK9YEMXtbIgYffyEFDvFBb9CziHZqrhN4USZBh8AryKTZIzAU/63f3/ w6GEofI6vU3Qqkf3BpgFa8lpgrqCMsIqUDkAJRQRrai3TKWrG0Z5FtusVyyXXL8oK0uzmYqKUku ZTy80Dpj/arHekLBk= X-Received: by 2002:a05:693c:8945:10b0:36a:3bba:2e07 with SMTP id 5a478bee46e88-36a423becbdmr6600216eec.26.1793437375544; Sat, 31 Oct 2026 02:02:55 -0700 (PDT) X-Received: by 2002:a05:693c:8945:10b0:36a:3bba:2e07 with SMTP id 5a478bee46e88-36a423becbdmr6600187eec.26.1793437374972; Sat, 31 Oct 2026 02:02:54 -0700 (PDT) Received: from QCOM-aGQu4IUr3Y (i-global052.qualcomm.com. [199.106.103.52]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-36a428fa380sm13711825eec.12.2026.10.31.02.02.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 31 Oct 2026 02:02:54 -0700 (PDT) Date: Sat, 31 Oct 2026 17:02:49 +0800 From: Shawn Guo To: Shazad Hussain Cc: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Deepti Jaggi , devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Nikunj Kela Subject: Re: [PATCH v2 5/7] arm64: dts: qcom: Add device tree for Lemans GearVM variant Message-ID: References: <20261015023711.721837-1-shengchao.guo@oss.qualcomm.com> <20261015023711.721837-6-shengchao.guo@oss.qualcomm.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Proofpoint-GUID: _BD2L_Tiuxy5IKEOCTwTgRMd5-ZwXVez X-Proofpoint-ORIG-GUID: _BD2L_Tiuxy5IKEOCTwTgRMd5-ZwXVez X-Proofpoint-Spam-Info: AW1haW4tMjYxMDMxMDAzNSBTYWx0ZWRfX39JXGJzFMQKK zr6KEch2Uy1W2tALxCO0iAJu5jcPljXG6r5FlXbwiYe3p45YT9QvJtnX+EHq0WF9f76hYquZi7V q+6ivMV1vZMbVgXevDrL25ZTnMt5byA= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDMxMDAzNSBTYWx0ZWRfX0eTkm2y0A0qa Gs4PI7OlHAsxj2Dl3jsvmoWvf7LVawxd9HPbdcce6fgy+g9BcCpLWFKHxAa4/1fXDx4GeKIDFVH UngyDz2h2x7EgBZcZyaImgb4zedYONzmNMSIIcJtqb7BPSBsNku2MognCKi7Uddd5IbvdjgfO7B woq0a6Vd7oCSpPoIW85reT6BnfI9lG9O/+sS8AhaftHDZjhmMmxe4Qo1crMwcHsNItwDzzjv7ps AQoHDwxYBqWehWjQ4Wz4Ho9+VADPLoUqzZrFwSzEcL0vf630AfO37de5h9+hcpekBjNHIvMRNC4 gr0jBQW/6+5S9H/xbbmgODwRtBRZI0nUzk0tCEmOFlw3+FniglRn1gCxuUtX71pxv1hCCk6ZryA XFwhYlX83MpGCI5yb3mYMQbU2UfBQzs6Bvid3iJ1bfuB2s8QKaM2CNoeRrF3QL5cTMD8UjX4Lv2 UKneRLYXEcYY6EHw+hw== X-Authority-Analysis: v=2.4 cv=JLquIMKb c=1 sm=1 tr=0 ts=6ae5aec0 cx=c_pps a=PfFC4Oe2JQzmKTvty2cRDw==:117 a=b9+bayejhc3NMeqCNyeLQQ==:17 a=kj9zAlcOel0A:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=3WHJM1ZQz_JShphwDgj5:22 a=KKAkSRfTAAAA:8 a=EUspDBNiAAAA:8 a=COk6AnOGAAAA:8 a=3ylGVn1-VvHPnHraYRkA:9 a=CjuIK1q_8ugA:10 a=6Ab_bkdmUrQuMsNx7PHu:22 a=cvBusfyB2V15izCimMoJ:22 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-10-31_02,2026-10-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 phishscore=0 malwarescore=0 suspectscore=0 lowpriorityscore=0 clxscore=1015 priorityscore=1501 adultscore=0 impostorscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610300000 definitions=main-2610310035 On Wed, Oct 21, 2026 at 02:17:40PM +0530, Shazad Hussain wrote: > Hi Shawn, > > On 10/15/2026 8:07 AM, Shawn Guo wrote: > > Add lemans-gearvm.dtsi for Lemans GearVM variant (SA8255P) that utilizes > > firmware to configure platform resources such as clocks, interconnects > > and TLMM. > > Device drivers request these resources through the SCMI power, reset and > > performance protocols. Assign each device driver a dedicated SCMI > > channel and Tx/Rx doorbells to support parallel resource requests and > > aggregation in the SCMI platform server. Operate the SCMI server stack > > in an SMP-enabled VM using the Qualcomm SMC/HVC transport driver for > > communication. > > > > Group resource operations to improve abstraction and reduce the number of > > SCMI requests. Follow the SCMI-based resource management approach > > demonstrated by Qualcomm at Linaro Connect 2024 [1]. > > > > [1] https://resources.linaro.org/en/resource/wfnfEwBhRjLV1PEAJoDDte > > > > Co-developed-by: Shazad Hussain > > Signed-off-by: Shazad Hussain > > Signed-off-by: Nikunj Kela > > Co-developed-by: Deepti Jaggi > > Signed-off-by: Deepti Jaggi > > Signed-off-by: Shawn Guo [...] > > +&qupv3_id_0 { > > + compatible = "qcom,sa8255p-geni-se-qup"; > > + > > + i2c0: i2c@980000 { > > + compatible = "qcom,sa8255p-geni-i2c"; > > + power-domains = <&scmi11_pd 0>, > > + <&scmi11_dvfs 0>; > > For I2C power domain should be scmi9_pd and all below I2C's. > > > + power-domain-names = "power", > > + "perf"; > > + }; > > + > > + spi0: spi@980000 { > > + compatible = "qcom,sa8255p-geni-spi"; > > + power-domains = <&scmi11_pd 0>, > > + <&scmi11_dvfs 0>; > > > For SPI power domain should be scmi10_pd and all below SPI's. Thanks for pointing these out, Shazad! I will fix in v3. Shawn > > > + power-domain-names = "power", > > + "perf"; > > + };