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Date:   Thu, 10 Feb 2022 14:22:00 +0100
From:   LABBE Corentin <clabbe@baylibre.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Cc:     damien.lemoal@opensource.wdc.com, robh+dt@kernel.org,
        devicetree@vger.kernel.org, linux-ide@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        Linus Walleij <linus.walleij@linaro.org>
Subject: Re: [PATCH v3] dt-bindings: convert ata/cortina,gemini-sata-bridge
 to yaml
Message-ID: <YgUReEQ1TlTMdenJ@Red>
References: <20220210094414.2815616-1-clabbe@baylibre.com>
 <50d3bef2-82af-325e-72e9-15af5794ce12@canonical.com>
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Le Thu, Feb 10, 2022 at 10:58:39AM +0100, Krzysztof Kozlowski a ?crit :
> On 10/02/2022 10:44, Corentin Labbe wrote:
> > This patch converts ata/cortina,gemini-sata-bridge binding to yaml
> > 
> > Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
> > Acked-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
> > Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
> > ---
> > Change since v1:
> > - fixed cosmetic nits reported by Damien Le Moal
> > Changes since v2:
> > - Added blank lines between properties
> > - Removed useless quotes and label
> > - Re-indented description
> > 
> >  .../ata/cortina,gemini-sata-bridge.txt        |  55 ---------
> >  .../ata/cortina,gemini-sata-bridge.yaml       | 107 ++++++++++++++++++
> >  2 files changed, 107 insertions(+), 55 deletions(-)
> >  delete mode 100644 Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.txt
> >  create mode 100644 Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.yaml
> > 
> > diff --git a/Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.txt b/Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.txt
> > deleted file mode 100644
> > index 1c3d3cc70051..000000000000
> > --- a/Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.txt
> > +++ /dev/null
> > @@ -1,55 +0,0 @@
> > -* Cortina Systems Gemini SATA Bridge
> > -
> > -The Gemini SATA bridge in a SoC-internal PATA to SATA bridge that
> > -takes two Faraday Technology FTIDE010 PATA controllers and bridges
> > -them in different configurations to two SATA ports.
> > -
> > -Required properties:
> > -- compatible: should be
> > -  "cortina,gemini-sata-bridge"
> > -- reg: registers and size for the block
> > -- resets: phandles to the reset lines for both SATA bridges
> > -- reset-names: must be "sata0", "sata1"
> > -- clocks: phandles to the compulsory peripheral clocks
> > -- clock-names: must be "SATA0_PCLK", "SATA1_PCLK"
> > -- syscon: a phandle to the global Gemini system controller
> > -- cortina,gemini-ata-muxmode: tell the desired multiplexing mode for
> > -  the ATA controller and SATA bridges. Values 0..3:
> > -  Mode 0: ata0 master <-> sata0
> > -          ata1 master <-> sata1
> > -          ata0 slave interface brought out on IDE pads
> > -  Mode 1: ata0 master <-> sata0
> > -          ata1 master <-> sata1
> > -          ata1 slave interface brought out on IDE pads
> > -  Mode 2: ata1 master <-> sata1
> > -          ata1 slave  <-> sata0
> > -          ata0 master and slave interfaces brought out
> > -               on IDE pads
> > -  Mode 3: ata0 master <-> sata0
> > -          ata0 slave  <-> sata1
> > -          ata1 master and slave interfaces brought out
> > -               on IDE pads
> > -
> > -Optional boolean properties:
> > -- cortina,gemini-enable-ide-pins: enables the PATA to IDE connection.
> > -  The muxmode setting decides whether ATA0 or ATA1 is brought out,
> > -  and whether master, slave or both interfaces get brought out.
> > -- cortina,gemini-enable-sata-bridge: enables the PATA to SATA bridge
> > -  inside the Gemnini SoC. The Muxmode decides what PATA blocks will
> > -  be muxed out and how.
> > -
> > -Example:
> > -
> > -sata: sata@46000000 {
> > -	compatible = "cortina,gemini-sata-bridge";
> > -	reg = <0x46000000 0x100>;
> > -	resets = <&rcon 26>, <&rcon 27>;
> > -	reset-names = "sata0", "sata1";
> > -	clocks = <&gcc GEMINI_CLK_GATE_SATA0>,
> > -		 <&gcc GEMINI_CLK_GATE_SATA1>;
> > -	clock-names = "SATA0_PCLK", "SATA1_PCLK";
> > -	syscon = <&syscon>;
> > -	cortina,gemini-ata-muxmode = <3>;
> > -	cortina,gemini-enable-ide-pins;
> > -	cortina,gemini-enable-sata-bridge;
> > -};
> > diff --git a/Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.yaml b/Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.yaml
> > new file mode 100644
> > index 000000000000..f0fad63bb1af
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.yaml
> > @@ -0,0 +1,107 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/ata/cortina,gemini-sata-bridge.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Cortina Systems Gemini SATA Bridge
> > +
> > +maintainers:
> > +  - Linus Walleij <linus.walleij@linaro.org>
> > +
> > +description: |
> > +    The Gemini SATA bridge in a SoC-internal PATA to SATA bridge that
> > +    takes two Faraday Technology FTIDE010 PATA controllers and bridges
> > +    them in different configurations to two SATA ports.
> > +
> > +properties:
> > +  compatible:
> > +    const: cortina,gemini-sata-bridge
> > +
> > +  reg:
> > +    minItems: 1
> 
> maxItems? Why min?
> 
> > +
> > +  resets:
> > +    minItems: 2
> > +    description: phandles to the reset lines for both SATA bridges
> 
> min+maxItems
> 
> > +
> > +  reset-names:
> > +    items:
> > +      - const: sata0
> > +      - const: sata1
> > +
> > +  clocks:
> > +    minItems: 2
> > +    description: phandles to the compulsory peripheral clocks
> 
> min+maxItems
> 
> > +
> > +  clock-names:
> > +    items:
> > +      - const: SATA0_PCLK
> > +      - const: SATA1_PCLK
> > +
> > +  syscon:
> > +    minItems: 1
> 
> maxItems
> 

Hello

I will fix them in v4.

Thanks
Regards