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([2a02:810d:15c0:828:3f:6b2:54cd:498e]) by smtp.gmail.com with ESMTPSA id xd2-20020a170907078200b0094809142160sm5948567ejb.55.2023.04.05.06.54.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 05 Apr 2023 06:54:28 -0700 (PDT) Message-ID: <2b238291-8939-cd52-2169-db217bb9fe04@linaro.org> Date: Wed, 5 Apr 2023 15:54:27 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: [PATCH v2 00/10] Add IOMMU support to MT8365 SoC Content-Language: en-US To: Alexandre Mergnat , Yong Wu , Rob Herring , Matthias Brugger , AngeloGioacchino Del Regno , Krzysztof Kozlowski Cc: linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org References: <20230207-iommu-support-v2-0-60d5fa00e4e5@baylibre.com> <00a0d832-9a0b-6160-31eb-30d2e9c32c79@linaro.org> <3c51a5d3-8d76-9d8e-7cbe-6a2a1776b360@baylibre.com> From: Krzysztof Kozlowski In-Reply-To: <3c51a5d3-8d76-9d8e-7cbe-6a2a1776b360@baylibre.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230405_065433_034892_15323A3B X-CRM114-Status: GOOD ( 15.59 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On 05/04/2023 15:13, Alexandre Mergnat wrote: > > On 05/04/2023 13:43, Krzysztof Kozlowski wrote: >> On 05/04/2023 10:06, Alexandre Mergnat wrote: >>> This commits are based on the Fabien Parent work. >>> >>> The purpose of this series is to add the following HWs / IPs support for >>> the MT8365 SoC: >>> - System Power Manager >>> - MultiMedia Memory Management Unit "M4U" (IOMMU) >>> - Smart Multimedia Interface "SMI" >>> - Local arbiter "LARB" >>> >>> This series depends to two others which add power support for MT8365 SoC >>> [1] [2]. >> So does it mean they cannot be merged? On first glance I do not see the >> dependency, so I wonder if we understand the dependencies the same. And >> subsystems. > Exactly, we shouldn't merge it before the dependent series to don't ] > break the build due to > "#include " in the DTSI file. > Additionally, LARB will not work properly (or at all) without the power > support. And how driver is related to it? If it is, you might have some unusual coupling between power and memory controller driver. Best regards, Krzysztof