From: Kevin Hilman <khilman@baylibre.com> To: Hans Verkuil <hverkuil@xs4all.nl>, Laurent Pinchart <laurent.pinchart@ideasonboard.com>, Sakari Ailus <sakari.ailus@iki.fi>, linux-media@vger.kernel.org Cc: "Sekhar Nori" <nsekhar@ti.com>, "Axel Haslam" <ahaslam@baylibre.com>, "Bartosz Gołaszewski" <bgolaszewski@baylibre.com>, "Alexandre Bailon" <abailon@baylibre.com>, "David Lechner" <david@lechnology.com>, "Patrick Titiano" <ptitiano@baylibre.com>, linux-arm-kernel@lists.infradead.org Subject: [PATCH v6 4/5] [media] dt-bindings: add TI VPIF documentation Date: Wed, 7 Dec 2016 10:30:24 -0800 [thread overview] Message-ID: <20161207183025.20684-5-khilman@baylibre.com> (raw) In-Reply-To: <20161207183025.20684-1-khilman@baylibre.com> Acked-by: Rob Herring <robh@kernel.org> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Kevin Hilman <khilman@baylibre.com> --- .../devicetree/bindings/media/ti,da850-vpif.txt | 83 ++++++++++++++++++++++ 1 file changed, 83 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/ti,da850-vpif.txt diff --git a/Documentation/devicetree/bindings/media/ti,da850-vpif.txt b/Documentation/devicetree/bindings/media/ti,da850-vpif.txt new file mode 100644 index 000000000000..6d25d7f23d26 --- /dev/null +++ b/Documentation/devicetree/bindings/media/ti,da850-vpif.txt @@ -0,0 +1,83 @@ +Texas Instruments VPIF +---------------------- + +The TI Video Port InterFace (VPIF) is the primary component for video +capture and display on the DA850/AM18x family of TI DaVinci/Sitara +SoCs. + +TI Document reference: SPRUH82C, Chapter 35 +http://www.ti.com/lit/pdf/spruh82 + +Required properties: +- compatible: must be "ti,da850-vpif" +- reg: physical base address and length of the registers set for the device; +- interrupts: should contain IRQ line for the VPIF + +Video Capture: + +VPIF has a 16-bit parallel bus input, supporting 2 8-bit channels or a +single 16-bit channel. It should contain at least one port child node +with child 'endpoint' node. Please refer to the bindings defined in +Documentation/devicetree/bindings/media/video-interfaces.txt. + +Example using 2 8-bit input channels, one of which is connected to an +I2C-connected TVP5147 decoder: + + vpif: vpif@217000 { + compatible = "ti,da850-vpif"; + reg = <0x217000 0x1000>; + interrupts = <92>; + + port { + vpif_ch0: endpoint@0 { + reg = <0>; + bus-width = <8>; + remote-endpoint = <&composite>; + }; + + vpif_ch1: endpoint@1 { + reg = <1>; + bus-width = <8>; + data-shift = <8>; + }; + }; + }; + +[ ... ] + +&i2c0 { + + tvp5147@5d { + compatible = "ti,tvp5147"; + reg = <0x5d>; + status = "okay"; + + port { + composite: endpoint { + hsync-active = <1>; + vsync-active = <1>; + pclk-sample = <0>; + + /* VPIF channel 0 (lower 8-bits) */ + remote-endpoint = <&vpif_ch0>; + bus-width = <8>; + }; + }; + }; +}; + + +Alternatively, an example when the bus is configured as a single +16-bit input (e.g. for raw-capture mode): + + vpif: vpif@217000 { + compatible = "ti,da850-vpif"; + reg = <0x217000 0x1000>; + interrupts = <92>; + + port { + vpif_ch0: endpoint { + bus-width = <16>; + }; + }; + }; -- 2.9.3
WARNING: multiple messages have this Message-ID (diff)
From: khilman@baylibre.com (Kevin Hilman) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v6 4/5] [media] dt-bindings: add TI VPIF documentation Date: Wed, 7 Dec 2016 10:30:24 -0800 [thread overview] Message-ID: <20161207183025.20684-5-khilman@baylibre.com> (raw) In-Reply-To: <20161207183025.20684-1-khilman@baylibre.com> Acked-by: Rob Herring <robh@kernel.org> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Kevin Hilman <khilman@baylibre.com> --- .../devicetree/bindings/media/ti,da850-vpif.txt | 83 ++++++++++++++++++++++ 1 file changed, 83 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/ti,da850-vpif.txt diff --git a/Documentation/devicetree/bindings/media/ti,da850-vpif.txt b/Documentation/devicetree/bindings/media/ti,da850-vpif.txt new file mode 100644 index 000000000000..6d25d7f23d26 --- /dev/null +++ b/Documentation/devicetree/bindings/media/ti,da850-vpif.txt @@ -0,0 +1,83 @@ +Texas Instruments VPIF +---------------------- + +The TI Video Port InterFace (VPIF) is the primary component for video +capture and display on the DA850/AM18x family of TI DaVinci/Sitara +SoCs. + +TI Document reference: SPRUH82C, Chapter 35 +http://www.ti.com/lit/pdf/spruh82 + +Required properties: +- compatible: must be "ti,da850-vpif" +- reg: physical base address and length of the registers set for the device; +- interrupts: should contain IRQ line for the VPIF + +Video Capture: + +VPIF has a 16-bit parallel bus input, supporting 2 8-bit channels or a +single 16-bit channel. It should contain at least one port child node +with child 'endpoint' node. Please refer to the bindings defined in +Documentation/devicetree/bindings/media/video-interfaces.txt. + +Example using 2 8-bit input channels, one of which is connected to an +I2C-connected TVP5147 decoder: + + vpif: vpif at 217000 { + compatible = "ti,da850-vpif"; + reg = <0x217000 0x1000>; + interrupts = <92>; + + port { + vpif_ch0: endpoint at 0 { + reg = <0>; + bus-width = <8>; + remote-endpoint = <&composite>; + }; + + vpif_ch1: endpoint at 1 { + reg = <1>; + bus-width = <8>; + data-shift = <8>; + }; + }; + }; + +[ ... ] + +&i2c0 { + + tvp5147 at 5d { + compatible = "ti,tvp5147"; + reg = <0x5d>; + status = "okay"; + + port { + composite: endpoint { + hsync-active = <1>; + vsync-active = <1>; + pclk-sample = <0>; + + /* VPIF channel 0 (lower 8-bits) */ + remote-endpoint = <&vpif_ch0>; + bus-width = <8>; + }; + }; + }; +}; + + +Alternatively, an example when the bus is configured as a single +16-bit input (e.g. for raw-capture mode): + + vpif: vpif at 217000 { + compatible = "ti,da850-vpif"; + reg = <0x217000 0x1000>; + interrupts = <92>; + + port { + vpif_ch0: endpoint { + bus-width = <16>; + }; + }; + }; -- 2.9.3
next prev parent reply other threads:[~2016-12-07 18:30 UTC|newest] Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-12-07 18:30 [PATCH v6 0/5] davinci: VPIF: add DT support Kevin Hilman 2016-12-07 18:30 ` Kevin Hilman 2016-12-07 18:30 ` [PATCH v6 1/5] [media] davinci: VPIF: fix module loading, init errors Kevin Hilman 2016-12-07 18:30 ` Kevin Hilman 2016-12-09 10:07 ` Sakari Ailus 2016-12-09 10:07 ` Sakari Ailus 2016-12-16 9:44 ` Hans Verkuil 2016-12-16 9:44 ` Hans Verkuil 2016-12-16 23:39 ` Kevin Hilman 2016-12-16 23:39 ` Kevin Hilman 2016-12-17 0:47 ` [PATCH v6.1 " Kevin Hilman 2016-12-17 0:47 ` Kevin Hilman 2016-12-07 18:30 ` [PATCH v6 2/5] [media] davinci: vpif_capture: remove hard-coded I2C adapter id Kevin Hilman 2016-12-07 18:30 ` Kevin Hilman 2016-12-09 10:20 ` Sakari Ailus 2016-12-09 10:20 ` Sakari Ailus 2016-12-07 18:30 ` [PATCH v6 3/5] [media] davinci: vpif_capture: fix start/stop streaming locking Kevin Hilman 2016-12-07 18:30 ` Kevin Hilman 2016-12-07 18:30 ` Kevin Hilman [this message] 2016-12-07 18:30 ` [PATCH v6 4/5] [media] dt-bindings: add TI VPIF documentation Kevin Hilman 2016-12-07 18:30 ` [PATCH v6 5/5] [media] davinci: VPIF: add basic support for DT init Kevin Hilman 2016-12-07 18:30 ` Kevin Hilman 2016-12-07 20:03 ` [PATCH v6 0/5] davinci: VPIF: add DT support Javier Martinez Canillas 2016-12-07 20:03 ` Javier Martinez Canillas 2016-12-09 0:25 ` Kevin Hilman 2016-12-09 0:25 ` Kevin Hilman 2016-12-16 9:47 ` Hans Verkuil 2016-12-16 9:47 ` Hans Verkuil 2016-12-17 0:49 ` Kevin Hilman 2016-12-17 0:49 ` Kevin Hilman 2017-01-27 17:22 ` Kevin Hilman 2017-01-27 17:22 ` Kevin Hilman 2017-01-30 9:33 ` Hans Verkuil 2017-01-30 9:33 ` Hans Verkuil 2017-01-03 9:03 ` Sekhar Nori 2017-01-03 9:03 ` Sekhar Nori 2017-01-03 9:12 ` Laurent Pinchart 2017-01-03 9:12 ` Laurent Pinchart 2017-01-04 11:32 ` Sekhar Nori 2017-01-04 11:32 ` Sekhar Nori
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20161207183025.20684-5-khilman@baylibre.com \ --to=khilman@baylibre.com \ --cc=abailon@baylibre.com \ --cc=ahaslam@baylibre.com \ --cc=bgolaszewski@baylibre.com \ --cc=david@lechnology.com \ --cc=hverkuil@xs4all.nl \ --cc=laurent.pinchart@ideasonboard.com \ --cc=linux-arm-kernel@lists.infradead.org \ --cc=linux-media@vger.kernel.org \ --cc=nsekhar@ti.com \ --cc=ptitiano@baylibre.com \ --cc=sakari.ailus@iki.fi \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.