From: Philipp Zabel <p.zabel@pengutronix.de> To: Russell King - ARM Linux <linux@arm.linux.org.uk> Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org, Philipp Zabel <p.zabel@pengutronix.de>, David Airlie <airlied@linux.ie>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, dri-devel@lists.freedesktop.org, kernel@pengutronix.de, Grant Likely <grant.likely@linaro.org>, Shawn Guo <shawn.guo@linaro.org>, linux-arm-kernel@lists.infradead.org Subject: [PATCH v5 03/11] staging: imx-drm: Document updated imx-drm device tree bindings Date: Wed, 5 Mar 2014 10:20:54 +0100 [thread overview] Message-ID: <1394011262-16849-4-git-send-email-p.zabel@pengutronix.de> (raw) In-Reply-To: <1394011262-16849-1-git-send-email-p.zabel@pengutronix.de> This patch updates the device tree binding documentation for i.MX IPU/display nodes using the OF graph bindings documented in Documentation/devicetree/bindings/media/video-interfaces.txt. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> --- Changes since v4: - changed DT compatible string to 'fsl,imx-display-subsystem' instead of Linux specific 'fsl,imx-drm' - Changed DT node name from 'imx-drm' to 'display-subsystem' --- .../bindings/staging/imx-drm/fsl-imx-drm.txt | 48 +++++++++++++++++++--- .../devicetree/bindings/staging/imx-drm/ldb.txt | 20 +++++++-- 2 files changed, 59 insertions(+), 9 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 b876d49..3be5ce7 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 +58,25 @@ 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" - 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>; + }; + }; }; diff --git a/Documentation/devicetree/bindings/staging/imx-drm/ldb.txt b/Documentation/devicetree/bindings/staging/imx-drm/ldb.txt index ed93778..578a1fc 100644 --- a/Documentation/devicetree/bindings/staging/imx-drm/ldb.txt +++ b/Documentation/devicetree/bindings/staging/imx-drm/ldb.txt @@ -50,12 +50,14 @@ have a look at Documentation/devicetree/bindings/video/display-timing.txt. Required properties: - reg : should be <0> or <1> - - crtcs : a list of phandles with index pointing to the IPU display interfaces - that can be used as video source for this channel. - fsl,data-mapping : should be "spwg" or "jeida" This describes how the color bits are laid out in the serialized LVDS signal. - fsl,data-width : should be <18> or <24> + - port: A port node with endpoint definitions as defined in + Documentation/devicetree/bindings/media/video-interfaces.txt. + On i.MX6, there should be four ports (port@[0-3]) that correspond + to the four LVDS multiplexer inputs. example: @@ -77,23 +79,33 @@ ldb: ldb@53fa8008 { lvds-channel@0 { reg = <0>; - crtcs = <&ipu 0>; fsl,data-mapping = "spwg"; fsl,data-width = <24>; display-timings { /* ... */ }; + + port { + lvds0_in: endpoint { + remote-endpoint = <&ipu_di0_lvds0>; + }; + }; }; lvds-channel@1 { reg = <1>; - crtcs = <&ipu 1>; fsl,data-mapping = "spwg"; fsl,data-width = <24>; display-timings { /* ... */ }; + + port { + lvds1_in: endpoint { + remote-endpoint = <&ipu_di1_lvds1>; + }; + }; }; }; -- 1.9.0.rc3
WARNING: multiple messages have this Message-ID (diff)
From: p.zabel@pengutronix.de (Philipp Zabel) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v5 03/11] staging: imx-drm: Document updated imx-drm device tree bindings Date: Wed, 5 Mar 2014 10:20:54 +0100 [thread overview] Message-ID: <1394011262-16849-4-git-send-email-p.zabel@pengutronix.de> (raw) In-Reply-To: <1394011262-16849-1-git-send-email-p.zabel@pengutronix.de> This patch updates the device tree binding documentation for i.MX IPU/display nodes using the OF graph bindings documented in Documentation/devicetree/bindings/media/video-interfaces.txt. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> --- Changes since v4: - changed DT compatible string to 'fsl,imx-display-subsystem' instead of Linux specific 'fsl,imx-drm' - Changed DT node name from 'imx-drm' to 'display-subsystem' --- .../bindings/staging/imx-drm/fsl-imx-drm.txt | 48 +++++++++++++++++++--- .../devicetree/bindings/staging/imx-drm/ldb.txt | 20 +++++++-- 2 files changed, 59 insertions(+), 9 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 b876d49..3be5ce7 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 at 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 at 2 { + reg = <2>; + + ipu_di0_disp0: endpoint { + remote-endpoint = <&display_in>; + }; + }; }; Parallel display support @@ -26,19 +58,25 @@ 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" - 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 at 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>; + }; + }; }; diff --git a/Documentation/devicetree/bindings/staging/imx-drm/ldb.txt b/Documentation/devicetree/bindings/staging/imx-drm/ldb.txt index ed93778..578a1fc 100644 --- a/Documentation/devicetree/bindings/staging/imx-drm/ldb.txt +++ b/Documentation/devicetree/bindings/staging/imx-drm/ldb.txt @@ -50,12 +50,14 @@ have a look at Documentation/devicetree/bindings/video/display-timing.txt. Required properties: - reg : should be <0> or <1> - - crtcs : a list of phandles with index pointing to the IPU display interfaces - that can be used as video source for this channel. - fsl,data-mapping : should be "spwg" or "jeida" This describes how the color bits are laid out in the serialized LVDS signal. - fsl,data-width : should be <18> or <24> + - port: A port node with endpoint definitions as defined in + Documentation/devicetree/bindings/media/video-interfaces.txt. + On i.MX6, there should be four ports (port@[0-3]) that correspond + to the four LVDS multiplexer inputs. example: @@ -77,23 +79,33 @@ ldb: ldb at 53fa8008 { lvds-channel at 0 { reg = <0>; - crtcs = <&ipu 0>; fsl,data-mapping = "spwg"; fsl,data-width = <24>; display-timings { /* ... */ }; + + port { + lvds0_in: endpoint { + remote-endpoint = <&ipu_di0_lvds0>; + }; + }; }; lvds-channel at 1 { reg = <1>; - crtcs = <&ipu 1>; fsl,data-mapping = "spwg"; fsl,data-width = <24>; display-timings { /* ... */ }; + + port { + lvds1_in: endpoint { + remote-endpoint = <&ipu_di1_lvds1>; + }; + }; }; }; -- 1.9.0.rc3
next prev parent reply other threads:[~2014-03-05 9:20 UTC|newest] Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top 2014-03-05 9:20 [PATCH v5 00/11] imx-drm dt bindings Philipp Zabel 2014-03-05 9:20 ` Philipp Zabel 2014-03-05 9:20 ` [PATCH v5 01/11] staging: imx-drm-core: Use OF graph to find components and connections between encoder and crtcs Philipp Zabel 2014-03-05 9:20 ` Philipp Zabel 2014-03-05 10:05 ` Russell King - ARM Linux 2014-03-05 10:05 ` Russell King - ARM Linux 2014-03-05 14:25 ` Philipp Zabel 2014-03-05 14:25 ` Philipp Zabel 2014-03-05 9:20 ` [PATCH v5 02/11] staging: imx-drm-core: use of_graph_parse_endpoint Philipp Zabel 2014-03-05 9:20 ` Philipp Zabel 2014-03-05 9:20 ` Philipp Zabel [this message] 2014-03-05 9:20 ` [PATCH v5 03/11] staging: imx-drm: Document updated imx-drm device tree bindings Philipp Zabel 2014-03-05 9:20 ` [PATCH v5 04/11] staging: imx-drm: Document imx-hdmi " Philipp Zabel 2014-03-05 9:20 ` Philipp Zabel 2014-03-05 9:20 ` [PATCH v5 05/11] imx-drm: imx-hdmi: Fix DDC I2C bus property Philipp Zabel 2014-03-05 9:20 ` Philipp Zabel 2014-03-05 9:20 ` [PATCH v5 07/11] ARM: dts: imx53-mba53: Fix TVE " Philipp Zabel 2014-03-05 9:20 ` Philipp Zabel 2014-03-05 9:20 ` [PATCH v5 08/11] ARM: dts: imx51: Add IPU ports and endpoints, move imx-drm node to dtsi Philipp Zabel 2014-03-05 9:20 ` Philipp Zabel 2014-03-05 9:21 ` [PATCH v5 10/11] ARM: dts: imx6qdl: Add IPU DI " Philipp Zabel 2014-03-05 9:21 ` Philipp Zabel 2014-03-05 9:21 ` [PATCH v5 11/11] staging: imx-drm: Update TODO Philipp Zabel 2014-03-05 9:21 ` Philipp Zabel 2014-03-07 17:56 ` [PATCH v5 00/11] imx-drm dt bindings Russell King - ARM Linux 2014-03-07 17:56 ` Russell King - ARM Linux 2014-03-07 18:28 ` Greg Kroah-Hartman 2014-03-07 18:28 ` Greg Kroah-Hartman 2014-03-07 18:57 ` Philipp Zabel 2014-03-07 18:57 ` Philipp Zabel 2014-03-07 19:17 ` Russell King - ARM Linux 2014-03-07 19:17 ` Russell King - ARM Linux [not found] ` <1394011262-16849-1-git-send-email-p.zabel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org> 2014-03-05 9:20 ` [PATCH v5 06/11] imx-drm: imx-tve: Fix DDC I2C bus property Philipp Zabel 2014-03-05 9:20 ` Philipp Zabel 2014-03-06 13:03 ` Russell King - ARM Linux 2014-03-06 13:03 ` Russell King - ARM Linux 2014-03-06 13:32 ` Philipp Zabel 2014-03-06 13:32 ` Philipp Zabel 2014-03-05 9:21 ` [PATCH v5 09/11] ARM: dts: imx53: Add IPU DI ports and endpoints, move imx-drm node to dtsi Philipp Zabel 2014-03-05 9:21 ` Philipp Zabel 2014-03-11 3:46 ` [PATCH v5 00/11] imx-drm dt bindings Shawn Guo 2014-03-11 3:46 ` Shawn Guo 2014-03-11 11:42 ` Philipp Zabel 2014-03-11 11:42 ` Philipp Zabel 2014-03-11 13:27 ` Shawn Guo 2014-03-11 13:27 ` Shawn Guo 2014-03-11 13:34 ` Lucas Stach 2014-03-11 13:34 ` Lucas Stach [not found] ` <1394544878.4339.7.camel-WzVe3FnzCwFR6QfukMTsflXZhhPuCNm+@public.gmane.org> 2014-03-11 14:14 ` Shawn Guo 2014-03-11 14:14 ` Shawn Guo [not found] ` <20140311034607.GA26502-rvtDTF3kK1ictlrPMvKcciBecyulp+rMXqFh9Ls21Oc@public.gmane.org> 2014-04-07 4:23 ` Shawn Guo 2014-04-07 4:23 ` Shawn Guo 2014-04-07 9:09 ` Russell King - ARM Linux 2014-04-07 9:09 ` Russell King - ARM Linux 2014-04-07 13:40 ` Shawn Guo 2014-04-07 13:40 ` Shawn Guo 2014-04-07 10:05 ` Philipp Zabel 2014-04-07 10:05 ` Philipp Zabel 2014-04-07 12:34 ` Philipp Zabel 2014-04-07 12:34 ` Philipp Zabel 2014-04-07 13:43 ` Shawn Guo 2014-04-07 13:43 ` Shawn Guo
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