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Fri, 14 Jun 2019 10:40:39 -0700 (PDT) Received: from localhost ([64.188.179.243]) by smtp.gmail.com with ESMTPSA id f25sm2592067qta.81.2019.06.14.10.40.37 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Fri, 14 Jun 2019 10:40:38 -0700 (PDT) Date: Fri, 14 Jun 2019 11:40:36 -0600 From: Rob Herring To: Jagan Teki Cc: Andrzej Hajda , Laurent Pinchart , Chen-Yu Tsai , Maxime Ripard , David Airlie , Daniel Vetter , Mark Rutland , Michael Trimarchi , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@googlegroups.com, linux-amarula@amarulasolutions.com Subject: Re: [PATCH v2 4/6] dt-bindings: display: bridge: Add ICN6211 MIPI-DSI to RGB converter bridge Message-ID: <20190614174036.GA31068@bogus> References: <20190524104317.20287-1-jagan@amarulasolutions.com> <20190524104317.20287-2-jagan@amarulasolutions.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190524104317.20287-2-jagan@amarulasolutions.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 24, 2019 at 04:13:15PM +0530, Jagan Teki wrote: > ICN6211 is MIPI-DSI/RGB converter bridge from chipone. > It has a flexible configuration of MIPI DSI signal input > and produce RGB565, RGB666, RGB888 output format. > > Add dt-bingings for it. > > Signed-off-by: Jagan Teki > --- > .../display/bridge/chipone,icn6211.txt | 78 +++++++++++++++++++ > 1 file changed, 78 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/bridge/chipone,icn6211.txt > > diff --git a/Documentation/devicetree/bindings/display/bridge/chipone,icn6211.txt b/Documentation/devicetree/bindings/display/bridge/chipone,icn6211.txt > new file mode 100644 > index 000000000000..53a9848ef8b6 > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/bridge/chipone,icn6211.txt > @@ -0,0 +1,78 @@ > +Chipone ICN6211 MIPI-DSI to RGB Converter Bridge > + > +ICN6211 is MIPI-DSI/RGB converter bridge from chipone. > +It has a flexible configuration of MIPI DSI signal input > +and produce RGB565, RGB666, RGB888 output format. > + > +Required properties for RGB: > +- compatible: must be "chipone,icn6211" > +- reg: the virtual channel number of a DSI peripheral > +- reset-gpios: a GPIO phandle for the reset pin > + > +The device node can contain following 'port' child nodes, > +according to the OF graph bindings defined in [1]: > + 0: DSI Input, not required, if the bridge is DSI controlled > + 1: RGB Output, mandatory > + > +[1]: Documentation/devicetree/bindings/media/video-interfaces.txt > + > +Example: > + > + panel { > + compatible = "bananapi,s070wv20-ct16", "simple-panel"; 'simple-panel' is not a valid compatible string. > + enable-gpios = <&pio 1 7 GPIO_ACTIVE_HIGH>; /* LCD-PWR-EN: PB7 */ > + backlight = <&backlight>; > + > + port { > + panel_out_bridge: endpoint { > + remote-endpoint = <&bridge_out_panel>; > + }; > + }; > + }; > + > +&dsi { > + vcc-dsi-supply = <®_dcdc1>; /* VCC-DSI */ > + status = "okay"; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + dsi_out: port@0 { > + reg = <0>; > + > + dsi_out_bridge: endpoint { > + remote-endpoint = <&bridge_out_dsi>; > + }; > + }; > + }; > + > + bridge@0 { > + compatible = "chipone,icn6211"; > + reg = <0>; > + reset-gpios = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* LCD-RST: PL5 */ > + #address-cells = <1>; > + #size-cells = <0>; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + bridge_in: port@0 { > + reg = <0>; > + > + bridge_out_dsi: endpoint { > + remote-endpoint = <&dsi_out_bridge>; > + }; > + }; > + > + bridge_out: port@1 { > + reg = <1>; > + > + bridge_out_panel: endpoint { > + remote-endpoint = <&panel_out_bridge>; > + }; > + }; > + }; > + }; > +}; > -- > 2.18.0.321.gffc6fa0e3 >