From patchwork Mon Feb 20 16:08:35 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yannick FERTRE X-Patchwork-Id: 9583189 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 BB5CA604A0 for ; Mon, 20 Feb 2017 16:09:27 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D29EC269DA for ; Mon, 20 Feb 2017 16:09:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C711428696; Mon, 20 Feb 2017 16:09:27 +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=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED 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 4EAF4269DA for ; Mon, 20 Feb 2017 16:09:27 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DF7BF6E456; Mon, 20 Feb 2017 16:09:22 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mx07-00178001.pphosted.com (mx07-00178001.pphosted.com [62.209.51.94]) by gabe.freedesktop.org (Postfix) with ESMTPS id 162446E43D for ; Mon, 20 Feb 2017 16:09:09 +0000 (UTC) Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.11/8.16.0.11) with SMTP id v1KG7dGM031922; Mon, 20 Feb 2017 17:08:47 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-.pphosted.com with ESMTP id 28pcm256p1-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Mon, 20 Feb 2017 17:08:47 +0100 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 2933338; Mon, 20 Feb 2017 16:08:46 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas23.st.com [10.75.90.46]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id C26FD2B39; Mon, 20 Feb 2017 16:08:45 +0000 (GMT) Received: from localhost (10.48.1.53) by webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.319.2; Mon, 20 Feb 2017 17:08:45 +0100 From: Yannick Fertre To: Alexandre TORGUE , Thierry Reding , David Airlie , Maxime Coquelin , Russell King , Mark Rutland , Rob Herring , Arnd Bergmann , Benjamin Gaignard , Yannick Fertre Subject: [PATCH v3 1/7] dt-bindings: display: add STM32 LTDC driver Date: Mon, 20 Feb 2017 17:08:35 +0100 Message-ID: <1487606921-26981-2-git-send-email-yannick.fertre@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1487606921-26981-1-git-send-email-yannick.fertre@st.com> References: <1487606921-26981-1-git-send-email-yannick.fertre@st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.1.53] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-20_14:, , signatures=0 Cc: devicetree@vger.kernel.org, kernel@stlinux.com, Philippe Cornu , Fabien Dessenne , dri-devel@lists.freedesktop.org, Mickael Reulier , Vincent Abriou , Gabriel FERNANDEZ , linux-arm-kernel@lists.infradead.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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Yannick Fertre Acked-by: Rob Herring --- .../devicetree/bindings/display/st,stm32-ltdc.txt | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/st,stm32-ltdc.txt diff --git a/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt b/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt new file mode 100644 index 0000000..e8d39c5 --- /dev/null +++ b/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt @@ -0,0 +1,36 @@ +* STMicroelectronics STM32 lcd-tft display controller + +- ltdc: lcd-tft display controller host + must be a sub-node of st-display-subsystem + Required properties: + - compatible: "st,stm32-ltdc" + - reg: Physical base address of the IP registers and length of memory mapped region. + - clocks: A list of phandle + clock-specifier pairs, one for each + entry in 'clock-names'. + - clock-names: A list of clock names. For ltdc it should contain: + - "clk-lcd" for the clock feeding the output pixel clock & IP clock. + - resets: reset to be used by the device (defined by use of RCC macro). + Required nodes: + - Video port for RGB output. + +Example: + +/ { + ... + soc { + ... + ltdc: display-controller@40016800 { + compatible = "st,stm32-ltdc"; + reg = <0x40016800 0x200>; + interrupts = <88>, <89>; + resets = <&rcc STM32F4_APB2_RESET(LTDC)>; + clocks = <&rcc 1 CLK_LCD>; + clock-names = "lcd"; + + port { + ltdc_out_rgb: endpoint { + }; + }; + }; + }; +};