From patchwork Wed Nov 8 03:52:15 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Lechner X-Patchwork-Id: 10047633 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 3AB8A60247 for ; Wed, 8 Nov 2017 03:52:42 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2D65B28BA5 for ; Wed, 8 Nov 2017 03:52:42 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1FBC12A3C7; Wed, 8 Nov 2017 03:52:42 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.1 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D05D728BA5 for ; Wed, 8 Nov 2017 03:52:41 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 560F76E0E3; Wed, 8 Nov 2017 03:52:38 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from vern.gendns.com (vern.gendns.com [206.190.152.46]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5244F89BF4 for ; Wed, 8 Nov 2017 03:52:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lechnology.com; s=default; h=References:In-Reply-To:Message-Id:Date:Subject :Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=pa+0J7Qod54Voj1DwTM9oqC3bFRyQl1ztSgczeWf7Bo=; b=wfYxJJ1UzrubT6Icnic7FG9DP 3RsqbQE2CIGLsXMI8I5Gd+bwZYyhYHQf7VFE3Ac/nMrzG0K0oSLeePOXwGw4Ywm2KM/NOkR2mV1u/ VXwN/i4iR3U0E6U0vCQmMPYolakivyDQx2U++B7ozxWpWiGN7Q8mwoMpgkZ9KPyaOGn1L00zYutno +/JuJ5LwUlqyWjHmZAsMJ+pR21rjSCGv/XoA5+W5Xs0ZbsNjjj17od/MgRxRhrxB7sc6C8nzaY3cQ PasDCqHVWGYPBTE02vDsjpVYgmc50fLBMiLe+Gpexgu/wG3gyhGmbChLAyOJW5YZZJngfEKMxdjwD RCid4pS6A==; Received: from 108-198-5-147.lightspeed.okcbok.sbcglobal.net ([108.198.5.147]:47358 helo=freyr.lechnology.com) by vern.gendns.com with esmtpsa (TLSv1.2:ECDHE-RSA-AES128-SHA256:128) (Exim 4.89) (envelope-from ) id 1eCHOw-003JjM-UX; Tue, 07 Nov 2017 22:51:43 -0500 From: David Lechner To: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCH v1 1/2] dt-bindings: Add binding for Ilitek ILI9225 display panels Date: Tue, 7 Nov 2017 21:52:15 -0600 Message-Id: <1510113136-6788-2-git-send-email-david@lechnology.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1510113136-6788-1-git-send-email-david@lechnology.com> References: <1510113136-6788-1-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.freedesktop.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: Cc: Mark Rutland , David Lechner , Rob Herring , linux-kernel@vger.kernel.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP This adds a new binding for display panels that use an Ilitek ILI9225 controller. The "generic,2.2in-176x220-ili9225-tft" device listed has no identification markings whatsoever and an hour of googling turned up nothing, hence the use of "generic". An example of this nameless device can be found at: https://github.com/Nkawu/TFT_22_ILI9225 Signed-off-by: David Lechner --- .../devicetree/bindings/display/ilitek,ili9225.txt | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/ilitek,ili9225.txt diff --git a/Documentation/devicetree/bindings/display/ilitek,ili9225.txt b/Documentation/devicetree/bindings/display/ilitek,ili9225.txt new file mode 100644 index 0000000..5839f56 --- /dev/null +++ b/Documentation/devicetree/bindings/display/ilitek,ili9225.txt @@ -0,0 +1,25 @@ +Ilitek ILI9225 display panels + +This binding is for display panels using an Ilitek ILI9225 controller in SPI +mode. + +Required properties: +- compatible: "generic,2.2in-176x220-ili9225-tft" +- rs-gpios: Register select signal +- reset-gpios: Reset pin + +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: +- rotation: panel rotation in degrees counter clockwise (0,90,180,270) + +Example: + display@0{ + compatible = "generic,2.2in-176x220-ili9225-tft"; + reg = <0>; + spi-max-frequency = <12000000>; + rs-gpios = <&gpio0 9 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>; + rotation = <270>; + };