On 2020/10/1 14:41, Krzysztof Kozlowski wrote:
> On Wed, Sep 30, 2020 at 11:17:09AM +0800, Zhen Lei wrote:
>> Convert the Hisilicon Bootwrapper boot method binding to DT schema format
>> using json-schema.
>>
>> The property boot-method contains two groups of physical address range
>> information: bootwrapper and relocation. The "uint32-array" type is not
>> suitable for it, because the field "address" and "size" may occupy one or
>> two cells respectively. Use "minItems: 1" and "maxItems: 2" to allow it
>> can be written in "<addr size addr size>" or "<addr size>, <addr size>"
>> format.
>>
>> Signed-off-by: Zhen Lei <thunder.leiz...@huawei.com>
>> ---
>>  .../hisilicon/controller/hip04-bootwrapper.yaml    | 34 
>> ++++++++++++++++++++++
>>  .../controller/hisilicon,hip04-bootwrapper.txt     |  9 ------
>>  2 files changed, 34 insertions(+), 9 deletions(-)
>>  create mode 100644 
>> Documentation/devicetree/bindings/arm/hisilicon/controller/hip04-bootwrapper.yaml
>>  delete mode 100644 
>> Documentation/devicetree/bindings/arm/hisilicon/controller/hisilicon,hip04-bootwrapper.txt
>>
>> diff --git 
>> a/Documentation/devicetree/bindings/arm/hisilicon/controller/hip04-bootwrapper.yaml
>>  
>> b/Documentation/devicetree/bindings/arm/hisilicon/controller/hip04-bootwrapper.yaml
>> new file mode 100644
>> index 000000000000000..7378159e61df998
>> --- /dev/null
>> +++ 
>> b/Documentation/devicetree/bindings/arm/hisilicon/controller/hip04-bootwrapper.yaml
>> @@ -0,0 +1,34 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: 
>> http://devicetree.org/schemas/arm/hisilicon/controller/hip04-bootwrapper.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Bootwrapper boot method
>> +
>> +maintainers:
>> +  - Wei Xu <xuw...@hisilicon.com>
>> +
>> +description: Bootwrapper boot method (software protocol on SMP)
>> +
>> +properties:
>> +  compatible:
>> +    items:
>> +      - const: hisilicon,hip04-bootwrapper
>> +
>> +  boot-method:
>> +    description: |
>> +      Address and size of boot method.
>> +      [0]: bootwrapper physical address
>> +      [1]: bootwrapper size
>> +      [2]: relocation physical address
>> +      [3]: relocation size
> 
> Intead: items with each item description (bootwrapper address,
> relocation address). This way also min/max Items should not be needed.

I think it's needed. "reg" also specifies maxItems.

> 
> Best regards,
> Krzysztof
> 
> 
>> +    minItems: 1
>> +    maxItems: 2
>> +
> 
> .
> 

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