linux-kernel - Re: [PATCH] dt-bindings: ata: ahci-ceva: Cover all 4 iommus entries

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Date:   Fri, 5 May 2023 13:17:49 +0200
From:   Michal Simek <michal.simek@....com>
To:     Damien Le Moal <dlemoal@...nel.org>, linux-kernel@...r.kernel.org,
        monstr@...str.eu, michal.simek@...inx.com, git@...inx.com
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Piyush Mehta <piyush.mehta@...inx.com>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-ide@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: ata: ahci-ceva: Cover all 4 iommus entries



On 5/4/23 04:34, Damien Le Moal wrote:
> On 5/2/23 22:48, Michal Simek wrote:
>> Current only one entry is enabled but IP itself is using 4 different IDs
>> which are already listed in zynqmp.dtsi.
>>
>> sata: ahci@...c0000 {
>> 	compatible = "ceva,ahci-1v84";
>> 	...
>> 	iommus = <&smmu 0x4c0>, <&smmu 0x4c1>,
>> 		 <&smmu 0x4c2>, <&smmu 0x4c3>;
>> };
>>
>> Signed-off-by: Michal Simek <michal.simek@....com>
>> ---
>>
>>   Documentation/devicetree/bindings/ata/ceva,ahci-1v84.yaml | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/Documentation/devicetree/bindings/ata/ceva,ahci-1v84.yaml b/Documentation/devicetree/bindings/ata/ceva,ahci-1v84.yaml
>> index 9b31f864e071..71364c6081ff 100644
>> --- a/Documentation/devicetree/bindings/ata/ceva,ahci-1v84.yaml
>> +++ b/Documentation/devicetree/bindings/ata/ceva,ahci-1v84.yaml
>> @@ -32,7 +32,7 @@ properties:
>>       maxItems: 1
>>   
>>     iommus:
>> -    maxItems: 1
>> +    maxItems: 4
>>   
>>     power-domains:
>>       maxItems: 1
> 
> Is this a bug fix ? If yes, what about adding Fixes & Cc: stable tags ?

I can do that no issue.

Thanks,
Michal