From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751940AbdJZLtI (ORCPT ); Thu, 26 Oct 2017 07:49:08 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:25146 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751251AbdJZLtG (ORCPT ); Thu, 26 Oct 2017 07:49:06 -0400 From: Philippe Cornu To: Rob Herring , Arnd Bergmann , "Russell King" , Mark Rutland , "Yannick Fertre" , Philippe Cornu , Benjamin Gaignard , Vincent Abriou , David Airlie , , , , CC: Fabien Dessenne , Mickael Reulier , Gabriel Fernandez , Ludovic Barre , Alexandre Torgue , Maxime Coquelin Subject: [PATCH v1 1/2] dt-bindings: display: stm32: add a 2nd endpoint Date: Thu, 26 Oct 2017 13:48:08 +0200 Message-ID: <1509018489-19641-2-git-send-email-philippe.cornu@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1509018489-19641-1-git-send-email-philippe.cornu@st.com> References: <1509018489-19641-1-git-send-email-philippe.cornu@st.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.201.23.32] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-10-26_03:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ltdc can have up to 2 endpoints: - dpi external gpios: for rgb panels or external bridge ICs. - dpi internal ios: connected internally to dsi. Note: Refer to the reference manual to know if the dsi is present on your device. Signed-off-by: Philippe Cornu --- Documentation/devicetree/bindings/display/st,stm32-ltdc.txt | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt b/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt index 74b5ac7..0292522 100644 --- a/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt +++ b/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt @@ -10,7 +10,11 @@ - "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. + - Video port for DPI RGB output: ltdc has one video port with up to 2 + endpoints: + - for external dpi rgb panel or bridge, using gpios. + - for internal dpi input of the MIPI DSI host controller. + Note: These 2 endpoints cannot be activated simultaneously. * STMicroelectronics STM32 DSI controller specific extensions to Synopsys DesignWare MIPI DSI host controller -- 1.9.1