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Fri, 20 Nov 2020 09:58:56 +0000 (GMT) Subject: Re: [PATCH v4 4/5] phy: samsung: phy-exynos-pcie: rework driver to support Exynos5433 PCIe PHY To: Vinod Koul Cc: linux-samsung-soc@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Jaehoon Chung , Jingoo Han , Krzysztof Kozlowski , Bjorn Helgaas , Lorenzo Pieralisi , Kishon Vijay Abraham I , Rob Herring , Bartlomiej Zolnierkiewicz From: Marek Szyprowski Message-ID: <8eaebd62-345f-4d13-1b65-055a2acc68bd@samsung.com> Date: Fri, 20 Nov 2020 10:58:56 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.4.3 MIME-Version: 1.0 In-Reply-To: <20201120094152.GC2925@vkoul-mobl> Content-Transfer-Encoding: 7bit Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrCKsWRmVeSWpSXmKPExsWy7djP87qJk7fHG9zZJmaxccZ6VoslTRkW 84+cY7W48auN1WLFl5nsFhee9rBZnD+/gd3i8q45bBZn5x1ns5hxfh+TxZvfL9gt/u/ZwW6x 884JZgdejzXz1jB67Jx1l91jwaZSj02rOtk8+rasYvQ4fmM7k8fnTXIB7FFcNimpOZllqUX6 dglcGXNfxBT0cFTc3POeqYHxEFsXIyeHhICJxJTZhxi7GLk4hARWMEpcbpzCAuF8YZR4tG4j M4TzmVHi76ntzDAt+1Y8ZoNILGeUOLdvLVTLe0aJn4/2soBUCQtkSrzduZcRxBYRUJS42nOc FaSIWeAks8TF07vBRrEJGEp0ve0Cu4RXwE7i+5y1YHEWAVWJ1V9vs4LYogJJEtu3bGeFqBGU ODnzCdgCTgF9ibbJ08AWMAvIS2x/O4cZwhaXuPVkPhPEqZM5JfbOVoewXST6PmyC+lpY4tXx LewQtozE6ck9YB9ICDQzSjw8t5YdwukBBkfTDEaIKmuJO+d+AXVzAG3QlFi/Sx8i7Chx/Oli RpCwhACfxI23ghA38ElM2jadGSLMK9HRJgRRrSYx6/g6uLUHL1xinsCoNAvJZ7OQfDMLyTez EPYuYGRZxSieWlqcm55abJyXWq5XnJhbXJqXrpecn7uJEZjQTv87/nUH44pXH/UOMTJxMB5i lOBgVhLhXau5NV6INyWxsiq1KD++qDQntfgQozQHi5I4766ta+KFBNITS1KzU1MLUotgskwc nFINTFPMlZ0KZO68yCr/qdv/vOVtxd8jXV+WlsULc/cxevUVMMuKN1ydsIlVYTeTydcz91oM Jmdf4TQ7pbbGvFLr1Mbke03hhrcO1txff3PFlRWL5cQZOSNTG1YpqZ9dyh3bZSd0SmZR/f6w Qwax7dP1X5yPbfiSI3rqaHgXI+85V72ZIv80TjC1bIt2Ovyh++LMRpk3HUv86sxKevs2VPSZ ae1yP/HqYPX9CMkz287dNkxbYff/Ve7KG8y7YwR4tFNYZ3252KM5pThcwf26wpIpUu+sfT8f KjZdVsAonL84cFrnNDnpKydszeav/Jj5r/v0yrMNv/6LmS7ZKx8jmyD07sajg///mldd7DiS xaE4S4mlOCPRUIu5qDgRAKNFxy7XAwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrOIsWRmVeSWpSXmKPExsVy+t/xu7oJk7fHGxz6bWOxccZ6VoslTRkW 84+cY7W48auN1WLFl5nsFhee9rBZnD+/gd3i8q45bBZn5x1ns5hxfh+TxZvfL9gt/u/ZwW6x 884JZgdejzXz1jB67Jx1l91jwaZSj02rOtk8+rasYvQ4fmM7k8fnTXIB7FF6NkX5pSWpChn5 xSW2StGGFkZ6hpYWekYmlnqGxuaxVkamSvp2NimpOZllqUX6dgl6GXNfxBT0cFTc3POeqYHx EFsXIyeHhICJxL4Vj4FsLg4hgaWMEhtP3mOESMhInJzWwAphC0v8udYFVfSWUeLYpztMIAlh gUyJtzv3gjWICChKXO05zgpSxCxwklli7vbvzBAdrxglpm65AtbBJmAo0fW2C2w3r4CdxPc5 a5lBbBYBVYnVX2+DrRMVSJKYefwsO0SNoMTJmU9YQGxOAX2JtsnTwLYxC5hJzNv8kBnClpfY /nYOlC0ucevJfKYJjEKzkLTPQtIyC0nLLCQtCxhZVjGKpJYW56bnFhvpFSfmFpfmpesl5+du YgTG8LZjP7fsYFz56qPeIUYmDsZDjBIczEoivGs1t8YL8aYkVlalFuXHF5XmpBYfYjQF+mci s5Rocj4wieSVxBuaGZgamphZGphamhkrifOaHFkTLySQnliSmp2aWpBaBNPHxMEp1cDEsXHb yzOJRf/c7DuM9M/f0A5ymB7JVrOnPpmR+W9MdkpV3vo/LgV90ea7LWYVnb700CbxgN2Wvh1h +RNm6Ew8oWeSZfXQV/llAv+hHMFsj9/x/Lv3Bswwebl5w3+bpjUvnjOx/k3NTvj42WaVvFJA 5VmDDUbLWQXrSmb43zCeq9VRl9sTs3vDgk6eLIOW8lnv7NekzPxsOPGc/8ZrIaLrc+qk+5Zv PdRm12k/2e5YzyqV0BOc7nlrtmZ3aqUtdtm3Wcm+47YbQ17lm9+XbryZLv7v8uTf/ivsJu92 MbNy9tx0uapgi53wXm3VefuPG9xVMN+YoDslb1ZiWeOXdvXTlkp7Z0ne3Phxzqr3HSJKLMUZ iYZazEXFiQAHfNgvagMAAA== X-CMS-MailID: 20201120095857eucas1p2d51431962017b478816d3f0920438c91 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20201113170158eucas1p14b9e58e35f929e14aeb4f533071c8a47 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20201113170158eucas1p14b9e58e35f929e14aeb4f533071c8a47 References: <20201113170139.29956-1-m.szyprowski@samsung.com> <20201113170139.29956-5-m.szyprowski@samsung.com> <20201120094152.GC2925@vkoul-mobl> Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Hi Vinod, On 20.11.2020 10:41, Vinod Koul wrote: > On 13-11-20, 18:01, Marek Szyprowski wrote: >> From: Jaehoon Chung >> >> Exynos5440 SoC support has been dropped since commit 8c83315da1cf ("ARM: >> dts: exynos: Remove Exynos5440"). Rework this driver to support PCIe PHY >> variant found in the Exynos5433 SoCs. > I am expecting this series to go thru PCI tree, so: > > Acked-By: Vinod Koul Frankly, the PHY driver can also go via PHY tree without causing any issue. The old driver is not used at all, so there is no runtime dependency. This will help avoiding the merge conflict: yesterday I've noticed that this patch conflicts with the commit 2f0c9fac3be6 ("phy: samsung: convert to devm_platform_ioremap_resource") in phy-next. The resolution is simple (use all the code from the new driver), but if needed I can resend the PHY driver after a rebase onto the current next tree. Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland