From mboxrd@z Thu Jan 1 00:00:00 1970 From: philippe.cornu@st.com (Philippe Cornu) Date: Thu, 26 Oct 2017 13:48:08 +0200 Subject: [PATCH v1 1/2] dt-bindings: display: stm32: add a 2nd endpoint In-Reply-To: <1509018489-19641-1-git-send-email-philippe.cornu@st.com> References: <1509018489-19641-1-git-send-email-philippe.cornu@st.com> Message-ID: <1509018489-19641-2-git-send-email-philippe.cornu@st.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.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