From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751143AbeAUVOD (ORCPT ); Sun, 21 Jan 2018 16:14:03 -0500 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:55105 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751080AbeAUVOB (ORCPT ); Sun, 21 Jan 2018 16:14:01 -0500 From: Philippe Cornu To: Yannick Fertre , Philippe Cornu , Benjamin Gaignard , Vincent Abriou , David Airlie , "Rob Herring" , Mark Rutland , "Maxime Coquelin" , Alexandre Torgue , , , , CC: Mickael Reulier , Gabriel Fernandez , Ludovic Barre Subject: [PATCH] dt-bindings: display: stm32: add pixel clock mandatory property Date: Sun, 21 Jan 2018 22:13:15 +0100 Message-ID: <20180121211315.31562-1-philippe.cornu@st.com> X-Mailer: git-send-email 2.15.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.129.6.194] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2018-01-21_10:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the DPI/RGB input pixel clock in mandatory properties because it really offers a better preciseness for timing computations. Signed-off-by: Philippe Cornu --- Please apply "dt-bindings: display: stm32: correct clock-names in dsi panel example" before this patch. Changes in v3: remove the note regarding swapped clock names (now in a separate patch). Changes in v2: put new clock in last position (Rob Herring) Documentation/devicetree/bindings/display/st,stm32-ltdc.txt | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt b/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt index 3eb1b48b47dd..942b7237ae87 100644 --- a/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt +++ b/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt @@ -29,6 +29,7 @@ Mandatory properties specific to STM32 DSI: - compatible: "st,stm32-dsi". - clock-names: - phy pll reference clock string name, must be "ref". + - DPI/RGB input pixel clock string name, must be "px_clk". - resets: see [5]. - reset-names: see [5]. @@ -97,8 +98,9 @@ Example 2: DSI panel #size-cells = <0>; compatible = "st,stm32-dsi"; reg = <0x40016c00 0x800>; - clocks = <&rcc 1 CLK_F469_DSI>, <&clk_hse>; - clock-names = "pclk", "ref"; + clocks = <&rcc 1 CLK_F469_DSI>, <&clk_hse>, + <&rcc 1 CLK_LCD>; + clock-names = "pclk", "ref", "px_clk"; resets = <&rcc STM32F4_APB2_RESET(DSI)>; reset-names = "apb"; -- 2.15.1