linux-kernel - Re: [PATCH v7 3/7] Bindings: nvmem: add bindings for JZ4780 efuse

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Message-Id: <9B96463B-CEDE-46EF-87C4-395EB919C78F@goldelico.com>
Date:   Fri, 28 Feb 2020 15:47:36 +0100
From:   "H. Nikolaus Schaller" <hns@...delico.com>
To:     Paul Cercueil <paul@...pouillou.net>
Cc:     PrasannaKumar Muralidharan <prasannatsmkumar@...il.com>,
        Andreas Kemnade <andreas@...nade.info>,
        Mathieu Malaterre <malat@...ian.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Ralf Baechle <ralf@...ux-mips.org>,
        Paul Burton <paulburton@...nel.org>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        Andi Kleen <ak@...ux.intel.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-mips@...r.kernel.org, letux-kernel@...nphoenux.org,
        kernel@...a-handheld.com
Subject: Re: [PATCH v7 3/7] Bindings: nvmem: add bindings for JZ4780 efuse


> Am 28.02.2020 um 15:40 schrieb Paul Cercueil <paul@...pouillou.net>:
> 
> Hi Nikolaus,
> 
> 
> Le ven., févr. 28, 2020 at 14:58, H. Nikolaus Schaller <hns@...delico.com> a écrit :
>> From: PrasannaKumar Muralidharan <prasannatsmkumar@...il.com>
>> This patch brings support for the JZ4780 efuse. Currently it only exposes
>> a read only access to the entire 8K bits efuse memory.
>> Tested-by: Mathieu Malaterre <malat@...ian.org>
>> Signed-off-by: PrasannaKumar Muralidharan <prasannatsmkumar@...il.com>
>> Signed-off-by: Mathieu Malaterre <malat@...ian.org>
>> Signed-off-by: H. Nikolaus Schaller <hns@...delico.com>
>> [converted to yaml]
>> Signed-off-by: Andreas Kemnade <andreas@...nade.info>
>> ---
>> .../bindings/nvmem/ingenic,jz4780-efuse.yaml  | 49 +++++++++++++++++++
>> 1 file changed, 49 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/nvmem/ingenic,jz4780-efuse.yaml
>> diff --git a/Documentation/devicetree/bindings/nvmem/ingenic,jz4780-efuse.yaml b/Documentation/devicetree/bindings/nvmem/ingenic,jz4780-efuse.yaml
>> new file mode 100644
>> index 000000000000..ce6690c50a34
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/nvmem/ingenic,jz4780-efuse.yaml
>> @@ -0,0 +1,49 @@
>> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/nvmem/ingenic,jz4780-efuse.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Ingenic JZ EFUSE driver bindings
>> +
>> +maintainers:
>> +  - PrasannaKumar Muralidharan <prasannatsmkumar@...il.com>
>> +
>> +allOf:
>> +  - $ref: "nvmem.yaml#"
>> +
>> +properties:
>> +  compatible:
>> +    enum:
>> +      - ingenic,jz4780-efuse
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +  clocks:
>> +    # Handle for the ahb for the efuse.
>> +    maxItems: 1
>> +
>> +  clock-names:
>> +    items:
>> +      - const: ahb2
> 
> You still have clock-names here. You can remove it completely.

I have just removed them from required: and the examples: because
I think they are optional. Or are they forbidden?

> 
>> +
>> +required:
>> +  - compatible
>> +  - reg
>> +  - clocks
>> +
>> +unevaluatedProperties: false
>> +
>> +examples:
>> +  - |
>> +    #include <dt-bindings/clock/jz4780-cgu.h>
>> +
>> +    efuse@...100d0 {
>> +        compatible = "ingenic,jz4780-efuse";
>> +        reg = <0x134100d0 0x2c>;
>> +
>> +        clocks = <&cgu JZ4780_CLK_AHB2>;
>> +    };
>> +
>> +...
>> --
>> 2.23.0

BR,
Nikolaus