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From: Rob Herring <robh@kernel.org>
To: Jacopo Mondi <jacopo+renesas@jmondi.org>
Cc: laurent.pinchart@ideasonboard.com,
	kieran.bingham+renesas@ideasonboard.com, geert@linux-m68k.org,
	horms@verge.net.au, uli+renesas@fpond.eu,
	VenkataRajesh.Kalakodima@in.bosch.com, airlied@linux.ie,
	daniel@ffwll.ch, koji.matsuoka.xm@renesas.com, muroya@ksk.co.jp,
	Harsha.ManjulaMallikarjun@in.bosch.com,
	linux-renesas-soc@vger.kernel.org,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org, mark.rutland@arm.com
Subject: Re: [PATCH v4 1/9] dt-bindings: display: renesas,cmm: Add R-Car CMM documentation
Date: Tue, 17 Sep 2019 12:55:05 -0500
Message-ID: <20190917175505.GA29276@bogus> (raw)
In-Reply-To: <20190906135436.10622-2-jacopo+renesas@jmondi.org>

On Fri, Sep 06, 2019 at 03:54:28PM +0200, Jacopo Mondi wrote:
> Add device tree bindings documentation for the Renesas R-Car Display
> Unit Color Management Module.
> 
> CMM is the image enhancement module available on each R-Car DU video
> channel on R-Car Gen2 and Gen3 SoCs (V3H and V3M excluded).
> 
> Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
> ---
>  .../bindings/display/renesas,cmm.yaml         | 64 +++++++++++++++++++
>  1 file changed, 64 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/renesas,cmm.yaml
> 
> diff --git a/Documentation/devicetree/bindings/display/renesas,cmm.yaml b/Documentation/devicetree/bindings/display/renesas,cmm.yaml
> new file mode 100644
> index 000000000000..9e5922689cd7
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/renesas,cmm.yaml
> @@ -0,0 +1,64 @@
> +# SPDX-License-Identifier: GPL-2.0

For new bindings:

GPL-2.0-only OR BSD-2-Clause

> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/renesas,cmm.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Renesas R-Car Color Management Module (CMM)
> +
> +maintainers:
> +  - Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> +  - Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
> +  - Jacopo Mondi <jacopo+renesas@jmondi.org>
> +
> +description: |+
> +  Renesas R-Car color management module connected to R-Car DU video channels.
> +  It provides image enhancement functions such as 1-D look-up tables (LUT),
> +  3-D look-up tables (CMU), 1D-histogram generation (HGO), and color
> +  space conversion (CSC).
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +        - renesas,r8a7795-cmm
> +        - renesas,r8a7796-cmm
> +        - renesas,r8a77965-cmm
> +        - renesas,r8a77990-cmm
> +        - renesas,r8a77995-cmm
> +      - enum:
> +        - renesas,rcar-gen3-cmm
> +        - renesas,rcar-gen2-cmm

This allows 10 valid cases when I imagine there's only really 5. I'm 
okay leaving it, but might be better to split into 2 under a 'oneOf'.

I imagine there will be a lot of these for Renesas, so just be 
consistent.

> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  resets:
> +    maxItems: 1
> +
> +  power-domains:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - resets
> +  - power-domains
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/r8a7796-cpg-mssr.h>
> +    #include <dt-bindings/power/r8a7796-sysc.h>
> +
> +    cmm0: cmm@fea40000 {
> +         compatible = "renesas,r8a7796-cmm";
> +         reg = <0 0xfea40000 0 0x1000>;
> +         power-domains = <&sysc R8A7796_PD_ALWAYS_ON>;
> +         clocks = <&cpg CPG_MOD 711>;
> +         resets = <&cpg 711>;
> +    };
> --
> 2.23.0
> 

  parent reply index

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-06 13:54 [PATCH v4 0/9 drm: rcar-du: Add Color Management Module (CMM) Jacopo Mondi
2019-09-06 13:54 ` [PATCH v4 1/9] dt-bindings: display: renesas,cmm: Add R-Car CMM documentation Jacopo Mondi
2019-09-11 19:04   ` Kieran Bingham
2019-09-17 17:55   ` Rob Herring [this message]
2019-09-18 22:08   ` Laurent Pinchart
2019-09-06 13:54 ` [PATCH v4 2/9] dt-bindings: display, renesas,du: Document cmms property Jacopo Mondi
2019-09-11 16:06   ` Kieran Bingham
2019-09-17 17:58     ` Rob Herring
2019-09-06 13:54 ` [PATCH v4 3/9] drm: rcar-du: Add support for CMM Jacopo Mondi
2019-09-11 15:54   ` Kieran Bingham
2019-09-12  7:59     ` Jacopo Mondi
2019-09-12  9:49       ` Kieran Bingham
2019-09-18 22:55   ` Laurent Pinchart
2019-09-19  8:59     ` Kieran Bingham
2019-09-20 22:43       ` Laurent Pinchart
2019-10-10 17:46     ` Jacopo Mondi
2019-10-14 23:54       ` Laurent Pinchart
2019-09-06 13:54 ` [PATCH v4 4/9] drm: rcar-du: Claim CMM support for Gen3 SoCs Jacopo Mondi
2019-09-11 18:45   ` Kieran Bingham
2019-09-06 13:54 ` [PATCH v4 5/9] drm: rcar-du: kms: Initialize CMM instances Jacopo Mondi
2019-09-12  9:27   ` Kieran Bingham
2019-09-06 13:54 ` [PATCH v4 6/9] drm: rcar-du: crtc: Enable and disable CMMs Jacopo Mondi
2019-09-11 18:40   ` Kieran Bingham
2019-09-12  8:07     ` Jacopo Mondi
2019-09-12  9:19       ` Kieran Bingham
2019-09-18 23:23         ` Laurent Pinchart
2019-09-19  8:08           ` Kieran Bingham
2019-09-20 22:44             ` Laurent Pinchart
2019-09-06 13:54 ` [PATCH v4 7/9] drm: rcar-du: crtc: Register GAMMA_LUT properties Jacopo Mondi
2019-09-11 18:47   ` Kieran Bingham
2019-09-06 13:54 ` [PATCH v4 8/9] drm: rcar-du: kms: Update CMM in atomic commit tail Jacopo Mondi
2019-09-12  9:51   ` Kieran Bingham
2019-09-20 22:49   ` Laurent Pinchart
2019-09-30 20:53   ` Ezequiel Garcia
2019-10-01 19:20     ` Laurent Pinchart
2019-09-06 13:54 ` [PATCH v4 9/9] arm64: dts: renesas: Add CMM units to Gen3 SoCs Jacopo Mondi
2019-09-11 18:16   ` Kieran Bingham
2019-09-11 19:35     ` Geert Uytterhoeven

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