From mboxrd@z Thu Jan 1 00:00:00 1970 From: Philipp Zabel Subject: [RFC PATCH v4 4/8] staging: imx-drm: Document imx-hdmi device tree bindings Date: Tue, 25 Feb 2014 15:23:19 +0100 Message-ID: <1393338203-25051-5-git-send-email-p.zabel@pengutronix.de> References: <1393338203-25051-1-git-send-email-p.zabel@pengutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1393338203-25051-1-git-send-email-p.zabel@pengutronix.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: driverdev-devel-bounces@linuxdriverproject.org To: Russell King - ARM Linux Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org, Philipp Zabel , David Airlie , Greg Kroah-Hartman , dri-devel@lists.freedesktop.org, kernel@pengutronix.de, Grant Likely , Shawn Guo , linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org This patch adds device tree binding documentation for the HDMI transmitter on i.MX6. Signed-off-by: Philipp Zabel --- .../devicetree/bindings/staging/imx-drm/hdmi.txt | 53 ++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/staging/imx-drm/hdmi.txt diff --git a/Documentation/devicetree/bindings/staging/imx-drm/hdmi.txt b/Documentation/devicetree/bindings/staging/imx-drm/hdmi.txt new file mode 100644 index 0000000..7dcd673a --- /dev/null +++ b/Documentation/devicetree/bindings/staging/imx-drm/hdmi.txt @@ -0,0 +1,53 @@ +Device-Tree bindings for HDMI Transmitter + +HDMI Transmitter +================ + +The LVDS Display Bridge device tree node contains up to two lvds-channel +nodes describing each of the two LVDS encoder channels of the bridge. + +Required properties: + - #address-cells : should be <1> + - #size-cells : should be <0> + - compatible : should be "fsl,imx6q-hdmi" or "fsl,imx6dl-hdmi". + - gpr : should be <&gpr>. + The phandle points to the iomuxc-gpr region containing the HDMI + multiplexer control register. + - clocks, clock-names : phandles to the HDMI iahb and isrf clocks, as described + in Documentation/devicetree/bindings/clock/clock-bindings.txt and + Documentation/devicetree/bindings/clock/imx6q-clock.txt. + - port@[0-4]: Up to four port nodes with endpoint definitions as defined in + Documentation/devicetree/bindings/media/video-interfaces.txt, + corresponding to the four inputs to the HDMI multiplexer. + +example: + + gpr: iomuxc-gpr@020e0000 { + /* ... */ + }; + + hdmi: hdmi@0120000 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0x00120000 0x9000>; + interrupts = <0 115 0x04>; + gpr = <&gpr>; + clocks = <&clks 123>, <&clks 124>; + clock-names = "iahb", "isfr"; + + port@0 { + reg = <0>; + + hdmi_mux_0: endpoint { + remote-endpoint = <&ipu1_di0_hdmi>; + }; + }; + + port@1 { + reg = <1>; + + hdmi_mux_1: endpoint { + remote-endpoint = <&ipu1_di1_hdmi>; + }; + }; + }; -- 1.8.5.3