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Message-ID: <TYAPR01MB620141C7A30FF629DFA0581792F59@TYAPR01MB6201.jpnprd01.prod.outlook.com>
Date: Wed, 20 Apr 2022 13:24:21 +0000
From: <yuji2.ishikawa@...hiba.co.jp>
To: <hverkuil@...all.nl>, <mchehab@...nel.org>,
<nobuhiro1.iwamatsu@...hiba.co.jp>
CC: <linux-media@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v2 1/5] dt-bindings: media: platform: visconti: Add
Toshiba Visconti Video Input Interface bindings
Hi, Hans
Thank you for your comments.
I'll add the specified address for further posts.
Regards,
Yuji
> -----Original Message-----
> From: Hans Verkuil <hverkuil@...all.nl>
> Sent: Wednesday, April 20, 2022 4:56 PM
> To: ishikawa yuji(石川 悠司 ○ＲＤＣ□ＡＩＴＣ○ＥＡ開)
> <yuji2.ishikawa@...hiba.co.jp>; Mauro Carvalho Chehab
> <mchehab@...nel.org>; iwamatsu nobuhiro(岩松 信洋 □ＳＷＣ◯ＡＣＴ)
> <nobuhiro1.iwamatsu@...hiba.co.jp>
> Cc: linux-media@...r.kernel.org; linux-arm-kernel@...ts.infradead.org;
> linux-kernel@...r.kernel.org
> Subject: Re: [PATCH v2 1/5] dt-bindings: media: platform: visconti: Add
> Toshiba Visconti Video Input Interface bindings
>
> On 14/04/2022 07:35, Yuji Ishikawa wrote:
> > Adds the Device Tree binding documentation that allows to describe the
> > Video Input Interface found in Toshiba Visconti SoCs.
> >
> > Signed-off-by: Yuji Ishikawa <yuji2.ishikawa@...hiba.co.jp>
> > Reviewed-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>
> > ---
> > .../bindings/media/toshiba,visconti-viif.yaml | 103
> > ++++++++++++++++++
> > 1 file changed, 103 insertions(+)
> > create mode 100644
> > Documentation/devicetree/bindings/media/toshiba,visconti-viif.yaml
> >
> > diff --git
> > a/Documentation/devicetree/bindings/media/toshiba,visconti-viif.yaml
> > b/Documentation/devicetree/bindings/media/toshiba,visconti-viif.yaml
> > new file mode 100644
>
> You need to CC this series to devicetree@...r.kernel.org so that the device tree
> reviewers can take a look at this.
>
> Regards,
>
> Hans
>
> > index 000000000..848ea5019
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/media/toshiba,visconti-viif.ya
> > +++ ml
> > @@ -0,0 +1,103 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/media/toshiba,visconti-viif.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Toshiba Visconti5 SoC Video Input Interface Device Tree
> > +Bindings
> > +
> > +maintainers:
> > + - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>
> > +
> > +description: |
> > + Toshiba Visconti5 SoC Video Input Interface (VIIF) receives MIPI
> > +CSI2 video stream,
> > + processes the stream with embedded image signal processor (L1ISP,
> L2ISP), then stores pictures to main memory.
> > +
> > +properties:
> > + compatible:
> > + const: toshiba,visconti-viif
> > +
> > + reg:
> > + items:
> > + - description: registers for capture control
> > + - description: registers for CSI2 receiver control
> > +
> > + interrupts:
> > + items:
> > + - description: Sync Interrupt
> > + - description: Status (Error) Interrupt
> > + - description: CSI2 Receiver Interrupt
> > + - description: L1ISP Interrupt
> > +
> > + index:
> > + enum: [0, 1]
> > +
> > + port:
> > + $ref: /schemas/graph.yaml#/$defs/port-base
> > + unevaluatedProperties: false
> > + description: Input port node, single endpoint describing the CSI-2
> transmitter.
> > +
> > + properties:
> > + endpoint:
> > + $ref: video-interfaces.yaml#
> > + unevaluatedProperties: false
> > +
> > + properties:
> > + data-lanes:
> > + description: VIIF supports 2 or 4 data lines
> > + items:
> > + minItems: 1
> > + maxItems: 4
> > + items:
> > + - const: 1
> > + - const: 2
> > + - const: 3
> > + - const: 4
> > + clock-lanes:
> > + description: VIIF supports 1 clock line
> > + const: 0
> > +
> > +required:
> > + - compatible
> > + - reg
> > + - interrupts
> > + - port
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > + - |
> > + #include <dt-bindings/interrupt-controller/arm-gic.h>
> > + #include <dt-bindings/interrupt-controller/irq.h>
> > +
> > + soc {
> > + #address-cells = <2>;
> > + #size-cells = <2>;
> > +
> > + viif0: viif@...00000 {
> > + compatible = "toshiba,visconti-viif";
> > + reg = <0 0x1c000000 0 0x6000>,
> > + <0 0x1c008000 0 0x400>;
> > + interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>,
> > + <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>,
> > + <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>,
> > + <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>;
> > + index = <0>;
> > + status = "disabled";
> > +
> > + port {
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > +
> > + csi_in0: endpoint {
> > + remote-endpoint = <&imx219_out0>;
> > + bus-type = <4>;
> > + data-lanes = <1 2>;
> > + clock-lanes = <0>;
> > + clock-noncontinuous;
> > + link-frequencies = /bits/ 64 <456000000>;
> > + };
> > + };
> > + };
> > + };
> > +
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