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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-abb96fa4d79sm1069931966b.126.2025.02.21.13.33.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 21 Feb 2025 13:33:55 -0800 (PST) Message-ID: <752a6234-cf74-48f5-8836-343011b6eeaa@oss.qualcomm.com> Date: Fri, 21 Feb 2025 22:33:52 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 08/10] arm64: dts: qcom: Add initial support for MSM8937 To: barnabas.czeman@mainlining.org, Konrad Dybcio Cc: Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Stephan Gerhold , =?UTF-8?Q?Otto_Pfl=C3=BCger?= , Linus Walleij , Lee Jones , Srinivas Kandagatla , Joerg Roedel , Will Deacon , Robin Murphy , Konrad Dybcio , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, iommu@lists.linux.dev, Dang Huynh References: <20250211-msm8937-v1-0-7d27ed67f708@mainlining.org> <20250211-msm8937-v1-8-7d27ed67f708@mainlining.org> <7664b71c-ed47-4765-9ac4-5dbe3ec80d3c@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: B7ufIWwrnWBx30Rz9Oz-dXIiUre7J9SA X-Proofpoint-GUID: B7ufIWwrnWBx30Rz9Oz-dXIiUre7J9SA X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-02-21_08,2025-02-20_02,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 clxscore=1015 phishscore=0 adultscore=0 lowpriorityscore=0 bulkscore=0 impostorscore=0 priorityscore=1501 malwarescore=0 spamscore=0 mlxlogscore=856 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502100000 definitions=main-2502210147 On 12.02.2025 5:20 PM, barnabas.czeman@mainlining.org wrote: > On 2025-02-12 14:07, Konrad Dybcio wrote: >> On 11.02.2025 11:37 PM, Barnabás Czémán wrote: >>> From: Dang Huynh >>> >>> Add initial support for MSM8937 SoC. >>> >>> Signed-off-by: Dang Huynh >>> Co-developed-by: Barnabás Czémán >>> Signed-off-by: Barnabás Czémán >>> --- >> >> So the computer tells me 8917 and 8937 are *very* similar. Have you >> tried assessing how making 8937.dtsi an overlay atop 8917.dtsi would >> work out? > > They are similar but there are many small differences: > - have two dsi > - using adreno 505 > - different iommu it uses arm,smmu for gpu and qcom,iommu for applications > - 8 cores > - camss will be a different a bit > - venus will be different a bit > - have more i2c and spi > - different mdp version > > Maybe i can find more differences, originally it was based on msm8917.dtsi > but we have decided to keep it separate, also it have different license from 8917. > The plan is MSM8940 and SDM439 support will based on msm8937.dtsi in the future. Alright, makes sense to keep them separate then Konrad