From: Maxime Ripard <maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org> To: Mauro Carvalho Chehab <mchehab-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>, Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Cc: "Laurent Pinchart" <laurent.pinchart-ryLnwIuWjnjg/C1BVhZhaw@public.gmane.org>, linux-media-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, "Richard Sproul" <sproul-vna1KIf7WgpBDgjK7y7TUQ@public.gmane.org>, "Alan Douglas" <adouglas-vna1KIf7WgpBDgjK7y7TUQ@public.gmane.org>, "Steve Creaney" <screaney-vna1KIf7WgpBDgjK7y7TUQ@public.gmane.org>, "Thomas Petazzoni" <thomas.petazzoni-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org>, "Boris Brezillon" <boris.brezillon-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org>, "Niklas Söderlund" <niklas.soderlund-1zkq55x86MTxsAP9Fp7wbw@public.gmane.org>, "Hans Verkuil" <hans.verkuil-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>, "Sakari Ailus" <sakari.ailus-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>, "Benoit Parrot" <bparrot-l0cyMroinI0@public.gmane.org>, nm-l0cyMroinI0@public.gmane.org, "Simon Hatliff" <hatliff-vna1KIf7WgpBDgjK7y7TUQ@public.gmane.org>, "Maxime Ripard" <maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org> Subject: [PATCH v4 1/2] dt-bindings: media: Add Cadence MIPI-CSI2 TX Device Tree bindings Date: Thu, 15 Feb 2018 14:31:56 +0100 [thread overview] Message-ID: <20180215133157.8043-2-maxime.ripard@bootlin.com> (raw) In-Reply-To: <20180215133157.8043-1-maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org> The Cadence MIPI-CSI2 TX controller is a CSI2 bridge that supports up to 4 video streams and can output on up to 4 CSI-2 lanes, depending on the hardware implementation. It can operate with an external D-PHY, an internal one or no D-PHY at all in some configurations. Acked-by: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Acked-by: Sakari Ailus <sakari.ailus-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> Signed-off-by: Maxime Ripard <maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org> --- .../devicetree/bindings/media/cdns,csi2tx.txt | 98 ++++++++++++++++++++++ 1 file changed, 98 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/cdns,csi2tx.txt diff --git a/Documentation/devicetree/bindings/media/cdns,csi2tx.txt b/Documentation/devicetree/bindings/media/cdns,csi2tx.txt new file mode 100644 index 000000000000..459c6e332f52 --- /dev/null +++ b/Documentation/devicetree/bindings/media/cdns,csi2tx.txt @@ -0,0 +1,98 @@ +Cadence MIPI-CSI2 TX controller +=============================== + +The Cadence MIPI-CSI2 TX controller is a CSI-2 bridge supporting up to +4 CSI lanes in output, and up to 4 different pixel streams in input. + +Required properties: + - compatible: must be set to "cdns,csi2tx" + - reg: base address and size of the memory mapped region + - clocks: phandles to the clocks driving the controller + - clock-names: must contain: + * esc_clk: escape mode clock + * p_clk: register bank clock + * pixel_if[0-3]_clk: pixel stream output clock, one for each stream + implemented in hardware, between 0 and 3 + +Optional properties + - phys: phandle to the D-PHY. If it is set, phy-names need to be set + - phy-names: must contain "dphy" + +Required subnodes: + - ports: A ports node with one port child node per device input and output + port, in accordance with the video interface bindings defined in + Documentation/devicetree/bindings/media/video-interfaces.txt. The + port nodes are numbered as follows. + + Port Description + ----------------------------- + 0 CSI-2 output + 1 Stream 0 input + 2 Stream 1 input + 3 Stream 2 input + 4 Stream 3 input + + The stream input port nodes are optional if they are not + connected to anything at the hardware level or implemented + in the design. Since there is only one endpoint per port, + the endpoints are not numbered. + +Example: + +csi2tx: csi-bridge@0d0e1000 { + compatible = "cdns,csi2tx"; + reg = <0x0d0e1000 0x1000>; + clocks = <&byteclock>, <&byteclock>, + <&coreclock>, <&coreclock>, + <&coreclock>, <&coreclock>; + clock-names = "p_clk", "esc_clk", + "pixel_if0_clk", "pixel_if1_clk", + "pixel_if2_clk", "pixel_if3_clk"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + csi2tx_out: endpoint { + remote-endpoint = <&remote_in>; + clock-lanes = <0>; + data-lanes = <1 2>; + }; + }; + + port@1 { + reg = <1>; + + csi2tx_in_stream0: endpoint { + remote-endpoint = <&stream0_out>; + }; + }; + + port@2 { + reg = <2>; + + csi2tx_in_stream1: endpoint { + remote-endpoint = <&stream1_out>; + }; + }; + + port@3 { + reg = <3>; + + csi2tx_in_stream2: endpoint { + remote-endpoint = <&stream2_out>; + }; + }; + + port@4 { + reg = <4>; + + csi2tx_in_stream3: endpoint { + remote-endpoint = <&stream3_out>; + }; + }; + }; +}; -- 2.14.3 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html
WARNING: multiple messages have this Message-ID (diff)
From: Maxime Ripard <maxime.ripard@bootlin.com> To: Mauro Carvalho Chehab <mchehab@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Rob Herring <robh+dt@kernel.org> Cc: "Laurent Pinchart" <laurent.pinchart@ideasonboard.com>, linux-media@vger.kernel.org, devicetree@vger.kernel.org, "Richard Sproul" <sproul@cadence.com>, "Alan Douglas" <adouglas@cadence.com>, "Steve Creaney" <screaney@cadence.com>, "Thomas Petazzoni" <thomas.petazzoni@bootlin.com>, "Boris Brezillon" <boris.brezillon@bootlin.com>, "Niklas Söderlund" <niklas.soderlund@ragnatech.se>, "Hans Verkuil" <hans.verkuil@cisco.com>, "Sakari Ailus" <sakari.ailus@linux.intel.com>, "Benoit Parrot" <bparrot@ti.com>, nm@ti.com, "Simon Hatliff" <hatliff@cadence.com>, "Maxime Ripard" <maxime.ripard@bootlin.com> Subject: [PATCH v4 1/2] dt-bindings: media: Add Cadence MIPI-CSI2 TX Device Tree bindings Date: Thu, 15 Feb 2018 14:31:56 +0100 [thread overview] Message-ID: <20180215133157.8043-2-maxime.ripard@bootlin.com> (raw) In-Reply-To: <20180215133157.8043-1-maxime.ripard@bootlin.com> The Cadence MIPI-CSI2 TX controller is a CSI2 bridge that supports up to 4 video streams and can output on up to 4 CSI-2 lanes, depending on the hardware implementation. It can operate with an external D-PHY, an internal one or no D-PHY at all in some configurations. Acked-by: Rob Herring <robh@kernel.org> Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com> --- .../devicetree/bindings/media/cdns,csi2tx.txt | 98 ++++++++++++++++++++++ 1 file changed, 98 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/cdns,csi2tx.txt diff --git a/Documentation/devicetree/bindings/media/cdns,csi2tx.txt b/Documentation/devicetree/bindings/media/cdns,csi2tx.txt new file mode 100644 index 000000000000..459c6e332f52 --- /dev/null +++ b/Documentation/devicetree/bindings/media/cdns,csi2tx.txt @@ -0,0 +1,98 @@ +Cadence MIPI-CSI2 TX controller +=============================== + +The Cadence MIPI-CSI2 TX controller is a CSI-2 bridge supporting up to +4 CSI lanes in output, and up to 4 different pixel streams in input. + +Required properties: + - compatible: must be set to "cdns,csi2tx" + - reg: base address and size of the memory mapped region + - clocks: phandles to the clocks driving the controller + - clock-names: must contain: + * esc_clk: escape mode clock + * p_clk: register bank clock + * pixel_if[0-3]_clk: pixel stream output clock, one for each stream + implemented in hardware, between 0 and 3 + +Optional properties + - phys: phandle to the D-PHY. If it is set, phy-names need to be set + - phy-names: must contain "dphy" + +Required subnodes: + - ports: A ports node with one port child node per device input and output + port, in accordance with the video interface bindings defined in + Documentation/devicetree/bindings/media/video-interfaces.txt. The + port nodes are numbered as follows. + + Port Description + ----------------------------- + 0 CSI-2 output + 1 Stream 0 input + 2 Stream 1 input + 3 Stream 2 input + 4 Stream 3 input + + The stream input port nodes are optional if they are not + connected to anything at the hardware level or implemented + in the design. Since there is only one endpoint per port, + the endpoints are not numbered. + +Example: + +csi2tx: csi-bridge@0d0e1000 { + compatible = "cdns,csi2tx"; + reg = <0x0d0e1000 0x1000>; + clocks = <&byteclock>, <&byteclock>, + <&coreclock>, <&coreclock>, + <&coreclock>, <&coreclock>; + clock-names = "p_clk", "esc_clk", + "pixel_if0_clk", "pixel_if1_clk", + "pixel_if2_clk", "pixel_if3_clk"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + csi2tx_out: endpoint { + remote-endpoint = <&remote_in>; + clock-lanes = <0>; + data-lanes = <1 2>; + }; + }; + + port@1 { + reg = <1>; + + csi2tx_in_stream0: endpoint { + remote-endpoint = <&stream0_out>; + }; + }; + + port@2 { + reg = <2>; + + csi2tx_in_stream1: endpoint { + remote-endpoint = <&stream1_out>; + }; + }; + + port@3 { + reg = <3>; + + csi2tx_in_stream2: endpoint { + remote-endpoint = <&stream2_out>; + }; + }; + + port@4 { + reg = <4>; + + csi2tx_in_stream3: endpoint { + remote-endpoint = <&stream3_out>; + }; + }; + }; +}; -- 2.14.3
next prev parent reply other threads:[~2018-02-15 13:31 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-02-15 13:31 [PATCH v4 0/2] media: v4l: Add support for the Cadence MIPI-CSI2 TX controller Maxime Ripard 2018-02-15 13:31 ` Maxime Ripard [not found] ` <20180215133157.8043-1-maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org> 2018-02-15 13:31 ` Maxime Ripard [this message] 2018-02-15 13:31 ` [PATCH v4 1/2] dt-bindings: media: Add Cadence MIPI-CSI2 TX Device Tree bindings Maxime Ripard 2018-02-15 13:31 ` [PATCH v4 2/2] v4l: cadence: Add Cadence MIPI-CSI2 TX driver Maxime Ripard 2018-02-15 13:31 ` Maxime Ripard
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