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b30mr17477267pge.200.1581617857265; Thu, 13 Feb 2020 10:17:37 -0800 (PST) Received: from ziggy.stardust ([37.223.145.31]) by smtp.gmail.com with ESMTPSA id i6sm3949441pgm.93.2020.02.13.10.17.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 13 Feb 2020 10:17:36 -0800 (PST) Subject: Re: [resend PATCH v6 01/12] dt-bindings: display: mediatek: Add mmsys binding description To: CK Hu , matthias.bgg@kernel.org Cc: mark.rutland@arm.com, rdunlap@infradead.org, airlied@linux.ie, mturquette@baylibre.com, dri-devel@lists.freedesktop.org, laurent.pinchart@ideasonboard.com, ulrich.hecht+renesas@gmail.com, linux-clk@vger.kernel.org, drinkcat@chromium.org, wens@csie.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, frank-w@public-files.de, sean.wang@mediatek.com, robh+dt@kernel.org, linux-mediatek@lists.infradead.org, hsinyi@chromium.org, linux-arm-kernel@lists.infradead.org, mbrugger@suse.com, sboyd@kernel.org, sean.wang@kernel.org, linux-kernel@vger.kernel.org, p.zabel@pengutronix.de, enric.balletbo@collabora.com References: <20191207224740.24536-1-matthias.bgg@kernel.org> <20191207224740.24536-2-matthias.bgg@kernel.org> <1575868373.7013.4.camel@mtksdaap41> From: Matthias Brugger Autocrypt: addr=matthias.bgg@gmail.com; prefer-encrypt=mutual; keydata= mQINBFP1zgUBEAC21D6hk7//0kOmsUrE3eZ55kjc9DmFPKIz6l4NggqwQjBNRHIMh04BbCMY fL3eT7ZsYV5nur7zctmJ+vbszoOASXUpfq8M+S5hU2w7sBaVk5rpH9yW8CUWz2+ZpQXPJcFa OhLZuSKB1F5JcvLbETRjNzNU7B3TdS2+zkgQQdEyt7Ij2HXGLJ2w+yG2GuR9/iyCJRf10Okq gTh//XESJZ8S6KlOWbLXRE+yfkKDXQx2Jr1XuVvM3zPqH5FMg8reRVFsQ+vI0b+OlyekT/Xe 0Hwvqkev95GG6x7yseJwI+2ydDH6M5O7fPKFW5mzAdDE2g/K9B4e2tYK6/rA7Fq4cqiAw1+u EgO44+eFgv082xtBez5WNkGn18vtw0LW3ESmKh19u6kEGoi0WZwslCNaGFrS4M7OH+aOJeqK fx5dIv2CEbxc6xnHY7dwkcHikTA4QdbdFeUSuj4YhIZ+0QlDVtS1QEXyvZbZky7ur9rHkZvP ZqlUsLJ2nOqsmahMTIQ8Mgx9SLEShWqD4kOF4zNfPJsgEMB49KbS2o9jxbGB+JKupjNddfxZ HlH1KF8QwCMZEYaTNogrVazuEJzx6JdRpR3sFda/0x5qjTadwIW6Cl9tkqe2h391dOGX1eOA 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x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <1575868373.7013.4.camel@mtksdaap41> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org On 09/12/2019 06:12, CK Hu wrote: > Hi, Matthias: > > On Sat, 2019-12-07 at 23:47 +0100, matthias.bgg@kernel.org wrote: >> From: Matthias Brugger >> >> The MediaTek DRM has a block called mmsys, which sets >> the routing and enalbes the different blocks. >> This patch adds one line for the mmsys bindings description. >> >> Signed-off-by: Matthias Brugger >> --- >> .../display/mediatek/mediatek,disp.txt | 28 ++++++++++--------- >> 1 file changed, 15 insertions(+), 13 deletions(-) >> >> diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt >> index 8469de510001..c71c8a4b73ff 100644 >> --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt >> +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt >> @@ -27,20 +27,22 @@ Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt. >> >> Required properties (all function blocks): >> - compatible: "mediatek,-disp-", one of >> - "mediatek,-disp-ovl" - overlay (4 layers, blending, csc) >> - "mediatek,-disp-rdma" - read DMA / line buffer >> - "mediatek,-disp-wdma" - write DMA >> - "mediatek,-disp-color" - color processor >> - "mediatek,-disp-aal" - adaptive ambient light controller >> - "mediatek,-disp-gamma" - gamma correction >> - "mediatek,-disp-merge" - merge streams from two RDMA sources >> - "mediatek,-disp-split" - split stream to two encoders >> - "mediatek,-disp-ufoe" - data compression engine >> - "mediatek,-dsi" - DSI controller, see mediatek,dsi.txt >> - "mediatek,-dpi" - DPI controller, see mediatek,dpi.txt >> - "mediatek,-disp-mutex" - display mutex >> - "mediatek,-disp-od" - overdrive >> + "mediatek,-disp-ovl" - overlay (4 layers, blending, csc) > > This patch conflicts with 5.5-rc, please resend this patch base on > 5.5-rc1. > >> + "mediatek,-disp-rdma" - read DMA / line buffer >> + "mediatek,-disp-wdma" - write DMA >> + "mediatek,-disp-color" - color processor >> + "mediatek,-disp-aal" - adaptive ambient light controller >> + "mediatek,-disp-gamma" - gamma correction >> + "mediatek,-disp-merge" - merge streams from two RDMA sources >> + "mediatek,-disp-split" - split stream to two encoders >> + "mediatek,-disp-ufoe" - data compression engine >> + "mediatek,-dsi" - DSI controller, see mediatek,dsi.txt >> + "mediatek,-dpi" - DPI controller, see mediatek,dpi.txt >> + "mediatek,-disp-mutex" - display mutex >> + "mediatek,-disp-od" - overdrive >> + "mediatek,-mmsys", "syscon" - provide clocks and components management >> the supported chips are mt2701, mt2712 and mt8173. > > The original binding document for mmsys is in [1], I think we should not > define it in duplicate. Maybe you could remove the original document. > > [1] > https://www.kernel.org/doc/Documentation/devicetree/bindings/arm/mediatek/mediatek%2Cmmsys.txt I think we should keep it, as it describes some requirements that are otherwise lost. I'll adapt the mmsys description and add a hint to it, like we do for dsi and dpi. Regards, Matthias > > Regards, > CK > >> + >> - reg: Physical base address and length of the function block register space >> - interrupts: The interrupt signal from the function block (required, except for >> merge and split function blocks). > > _______________________________________________ > Linux-mediatek mailing list > Linux-mediatek@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-mediatek >