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Received: from 108-198-5-147.lightspeed.okcbok.sbcglobal.net ([108.198.5.147]:57234 helo=freyr.lechnology.com) by vern.gendns.com with esmtpsa (TLSv1.2:ECDHE-RSA-AES128-SHA256:128) (Exim 4.89) (envelope-from ) id 1ddOeA-000kyM-V6; Thu, 03 Aug 2017 18:31:15 -0400 From: David Lechner To: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCH v3 3/6] dt-bindings: add binding for Sitronix ST7586 display panels Date: Thu, 3 Aug 2017 17:33:47 -0500 Message-Id: <1501799630-1650-4-git-send-email-david@lechnology.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1501799630-1650-1-git-send-email-david@lechnology.com> References: <1501799630-1650-1-git-send-email-david@lechnology.com> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - vern.gendns.com X-AntiAbuse: Original Domain - lists.infradead.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - lechnology.com X-Get-Message-Sender-Via: vern.gendns.com: authenticated_id: davidmain+lechnology.com/only user confirmed/virtual account not confirmed X-Authenticated-Sender: vern.gendns.com: davidmain@lechnology.com X-Source: X-Source-Args: X-Source-Dir: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170803_233508_291477_A42A2E7C X-CRM114-Status: GOOD ( 11.69 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= , David Lechner , Kevin Hilman , David Airlie , Sekhar Nori , linux-kernel@vger.kernel.org, Rob Herring , Daniel Vetter , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This adds a new binding for Sitronix ST7586 display panels. Using lego as the vendor prefix in the compatible string because the display panel I am working with is an integral part of the LEGO MINDSTORMS EV3. Signed-off-by: David Lechner --- .../bindings/display/sitronix,st7586.txt | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/sitronix,st7586.txt diff --git a/Documentation/devicetree/bindings/display/sitronix,st7586.txt b/Documentation/devicetree/bindings/display/sitronix,st7586.txt new file mode 100644 index 0000000..dfb0b7b --- /dev/null +++ b/Documentation/devicetree/bindings/display/sitronix,st7586.txt @@ -0,0 +1,26 @@ +Sitronix ST7586 display panel + +Required properties: +- compatible: "lego,ev3-lcd". + +The node for this driver must be a child node of a SPI controller, hence +all mandatory properties described in ../spi/spi-bus.txt must be specified. + +Optional properties: +- dc-gpios: D/C pin. The presence/absence of this GPIO determines + the panel interface operation mode (IF[3:1] pins): + - present: IF=011 4-wire 8-bit data serial interface + - absent: IF=010 3-wire 9-bit data serial interface +- reset-gpios: Reset pin +- power-supply: A regulator node for the supply voltage. +- backlight: phandle of the backlight device attached to the panel +- rotation: panel rotation in degrees counter clockwise (0,90,180,270) + +Example: + display@0{ + compatible = "lego,ev3-lcd"; + reg = <0>; + spi-max-frequency = <10000000>; + dc-gpios = <&gpio 43 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio 80 GPIO_ACTIVE_HIGH>; + };