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Thu, 26 Jul 2018 09:58:00 +0000 (GMT) X-AuditID: cbfec7f2-0edff70000021213-e6-5b599b2910b8 Received: from eusync1.samsung.com ( [203.254.199.211]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id E2.FE.04183.82B995B5; Thu, 26 Jul 2018 10:58:00 +0100 (BST) Received: from amdc3058.localnet ([106.120.53.102]) by eusync1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0PCG00MA4X0OKU90@eusync1.samsung.com>; Thu, 26 Jul 2018 10:58:00 +0100 (BST) From: Bartlomiej Zolnierkiewicz To: Krzysztof Kozlowski Cc: Rob Herring , Mark Rutland , Kukjin Kim , Pankaj Dubey , Marek Szyprowski , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Chanwoo Choi , Seung-Woo Kim , Inki Dae , Sylwester Nawrocki , Alim Akhtar , Arnd Bergmann , Olof Johansson Subject: Re: [PATCH v2] Documentation: dt-bindings: Explicitly mark Samsung Exynos SoC bindings as unstable Date: Thu, 26 Jul 2018 11:57:59 +0200 Message-id: <9466376.zSd3pI8yRi@amdc3058> User-Agent: KMail/4.13.3 (Linux/3.13.0-96-generic; KDE/4.13.3; x86_64; ; ) In-reply-to: <20180528191327.23772-1-krzk@kernel.org> MIME-version: 1.0 Content-transfer-encoding: 7Bit Content-type: text/plain; charset="us-ascii" X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrLKsWRmVeSWpSXmKPExsWy7djPc7qasyOjDbZsF7B4MG8bm8XfScfY La5/ec5qMf/IOVaLSfcnsFj0P37NbHH+/AZ2i02Pr7FaXN41h81ixvl9TBZrj9xlt1h6/SKT xanrn9ksFm39wm7RuvcIu8XhN+2sFjMmv2RzEPRYM28No8fvX5MYPTat6mTz2Lyk3uPKiSZW j74tqxg9Pm+SC2CP4rJJSc3JLEst0rdL4Mo4v2klS8EX7orer2+ZGxifcHYxcnJICJhIrJrx nrWLkYtDSGAFo8S5ho/MEM5nRon1J7+yw1Q9unaWBSKxjFHi/ZFtUC2/GSVeHdvAClLFJmAl MbF9FSOILSKgKXH973ewImaBKywSjRvamEASwgK5Eiu3rmABsVkEVCWOPpwBFucFarj2eRXY IFEBL4kt+9rB4pwCphITV69nhKgRlPgx+R5YL7OAvMS+/VNZIWwdibPH1jFCnNrPLnH9XWkX IweQ7SKxs0MNIiws8er4FqhvZCQuT+4G+0ZCYDqjxJtfS6Gc9YwSa84cY4KospY4fPwi1AI+ iUnbpjNDDOWV6GgTgijxkFg+/SE0WDoYJS73NzBNYJSZheTWWUhunYXk1gWMzKsYxVNLi3PT U4sN81LL9YoTc4tL89L1kvNzNzECE9Hpf8c/7WD8einpEKMAB6MSD6/GnIhoIdbEsuLK3EOM EhzMSiK8y9Mio4V4UxIrq1KL8uOLSnNSiw8xSnOwKInzSvsAVQukJ5akZqemFqQWwWSZODil GhiX+8uuPPnL0I/3cnL29S39m9fdyjFeBuSlK/TKpN/bVrtcoXaZZbTSmZ4AoZDWNe8lDx5O LnuUMfNf6MZVoj+dfv+Yptj72i9R4kSJ2f4jjr909wslBGrP/3/VqGr9tsPro2Vldaa+jVSt yGfqPCOY2ZK48u610rvPUgUV1tWJBf6p3x1/TImlOCPRUIu5qDgRAEIy2blAAwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupmkeLIzCtJLcpLzFFi42I5/e/4ZV2N2ZHRBgffqVg8mLeNzeLvpGPs Fte/PGe1mH/kHKvFpPsTWCz6H79mtjh/fgO7xabH11gtLu+aw2Yx4/w+Jou1R+6yWyy9fpHJ 4tT1z2wWi7Z+Ybdo3XuE3eLwm3ZWixmTX7I5CHqsmbeG0eP3r0mMHptWdbJ5bF5S73HlRBOr R9+WVYwenzfJBbBHcdmkpOZklqUW6dslcGWc37SSpeALd0Xv17fMDYxPOLsYOTkkBEwkHl07 ywJiCwksYZSYdtCri5ELyP7LKPFy+XRWkASbgJXExPZVjCC2iICmxPW/31lBipgFrrBIbLu6 hA0kISyQK7Fy6wqwSSwCqhJHH85gArF5gRqufV4FNkhUwEtiy752sDingKnExNXrGSG2dTFK XOzrYoZoEJT4Mfke2CBmAXmJffunskLYWhLrdx5nmsDIPwtJ2SwkZbOQlC1gZF7FKJJaWpyb nltspFecmFtcmpeul5yfu4kRGEXbjv3csoOx613wIUYBDkYlHt4LMyOihVgTy4orcw8xSnAw K4nwLk+LjBbiTUmsrEotyo8vKs1JLT7EKM3BoiTOe96gMkpIID2xJDU7NbUgtQgmy8TBKdXA GBq9I3ThjE0PrZeHZgi5L/0y4UoNn+ivRY86H09/MkdkllvfabYL0gpZ+t9zOx63Xa79YFQq ZL0h+o3AfmYp9QMxB255GaXct7/wa74RJ4vxVdW+2Ml6ElPX/3FJunFE50evUZTkgykqr3Ye eCbyoY3fLYDTsD5tiVPdurkbr6rVWGttfrVwvxJLcUaioRZzUXEiAFKFHKieAgAA X-CMS-MailID: 20180726095800eucas1p150965e374734236f81450395edf5f163 X-Msg-Generator: CA CMS-TYPE: 201P X-CMS-RootMailID: 20180528191404epcas3p241196d099756ea7e310cff70d298c4c9 References: <20180528191327.23772-1-krzk@kernel.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Monday, May 28, 2018 09:13:27 PM Krzysztof Kozlowski wrote: > From: Marek Szyprowski > > Samsung Exynos SoCs and boards related bindings evolved since the initial > introduction, but initially the bindings were minimal and a bit incomplete > (they never described all the hardware modules available in the SoCs). > Since then some significant (not fully compatible) changes have been > already committed a few times (like gpio replaced by pinctrl, display ddc, > mfc reserved memory, some core clocks added to various hardware modules, > added more required nodes). > > On the other side there are no boards which have device tree embedded in > the bootloader. Device tree blob is always compiled from the kernel tree > and updated together with the kernel image. > > Thus to avoid further adding a bunch of workarounds for old/missing > bindings, make development of new platforms easier and allow to make > cleanup of the existing code and device tree files, lets mark some > Samsung Exynos SoC platform bindings as unstable. This means that > bindings can may change at any time and users should use the dtb file > compiled from the same kernel source tree as the kernel image. > > Signed-off-by: Marek Szyprowski > Signed-off-by: Krzysztof Kozlowski Acked-by: Bartlomiej Zolnierkiewicz Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics