diff options
Diffstat (limited to 'Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt | 49 |
1 files changed, 44 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt b/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt index b876d4925a57..e75f0e549fff 100644 --- a/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt +++ b/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt @@ -1,3 +1,22 @@ +Freescale i.MX DRM master device +================================ + +The freescale i.MX DRM master device is a virtual device needed to list all +IPU or other display interface nodes that comprise the graphics subsystem. + +Required properties: +- compatible: Should be "fsl,imx-display-subsystem" +- ports: Should contain a list of phandles pointing to display interface ports + of IPU devices + +example: + +display-subsystem { + compatible = "fsl,display-subsystem"; + ports = <&ipu_di0>; +}; + + Freescale i.MX IPUv3 ==================== @@ -7,18 +26,31 @@ Required properties: datasheet - interrupts: Should contain sync interrupt and error interrupt, in this order. -- #crtc-cells: 1, See below - resets: phandle pointing to the system reset controller and reset line index, see reset/fsl,imx-src.txt for details +Optional properties: +- port@[0-3]: Port nodes with endpoint definitions as defined in + Documentation/devicetree/bindings/media/video-interfaces.txt. + Ports 0 and 1 should correspond to CSI0 and CSI1, + ports 2 and 3 should correspond to DI0 and DI1, respectively. example: ipu: ipu@18000000 { - #crtc-cells = <1>; + #address-cells = <1>; + #size-cells = <0>; compatible = "fsl,imx53-ipu"; reg = <0x18000000 0x080000000>; interrupts = <11 10>; resets = <&src 2>; + + ipu_di0: port@2 { + reg = <2>; + + ipu_di0_disp0: endpoint { + remote-endpoint = <&display_in>; + }; + }; }; Parallel display support @@ -26,19 +58,26 @@ Parallel display support Required properties: - compatible: Should be "fsl,imx-parallel-display" -- crtc: the crtc this display is connected to, see below Optional properties: - interface_pix_fmt: How this display is connected to the - crtc. Currently supported types: "rgb24", "rgb565", "bgr666" + display interface. Currently supported types: "rgb24", "rgb565", "bgr666" + and "lvds666". - edid: verbatim EDID data block describing attached display. - ddc: phandle describing the i2c bus handling the display data channel +- port: A port node with endpoint definitions as defined in + Documentation/devicetree/bindings/media/video-interfaces.txt. example: display@di0 { compatible = "fsl,imx-parallel-display"; edid = [edid-data]; - crtc = <&ipu 0>; interface-pix-fmt = "rgb24"; + + port { + display_in: endpoint { + remote-endpoint = <&ipu_di0_disp0>; + }; + }; }; |