From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Vinod Koul <vkoul@kernel.org>
Cc: Bjorn Andersson <bjorn.andersson@linaro.org>,
linux-arm-msm@vger.kernel.org, Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
dmaengine@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] dt-bindings: dmaengine: qcom: gpi: Add minItems for interrupts
Date: Thu, 14 Apr 2022 13:44:55 +0200 [thread overview]
Message-ID: <9d35e76e-5d98-b2d8-a22c-293adcbaadf0@linaro.org> (raw)
In-Reply-To: <Ylf2gsJ+Ks0wz6i3@matsya>
On 14/04/2022 12:25, Vinod Koul wrote:
>>> Interrupt lines for each GPI instance
>>> + minItems: 1
>>
>> This should be some real case minimum, not just 1. Unless really only
>> one interrupt is also possible in existing variations?
>
> So that depends on the channels available to use which can be worst case
> of 1. Maximum is 13.. Most of the controllers are between 12-13, but we
> dont want to change binding in future if controller has lesser channels
> right?
If the choice is per SoC-controller, then the best would be to limit in
allOf:if:then. However maybe the number of channels depends also on
other factor (e.g. secure world configuration)?
Best regards,
Krzysztof
next prev parent reply other threads:[~2022-04-14 11:45 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-14 6:42 [PATCH] dt-bindings: dmaengine: qcom: gpi: Add minItems for interrupts Vinod Koul
2022-04-14 7:36 ` Krzysztof Kozlowski
2022-04-14 10:25 ` Vinod Koul
2022-04-14 11:44 ` Krzysztof Kozlowski [this message]
2022-04-20 10:36 ` Vinod Koul
2022-04-20 11:11 ` Krzysztof Kozlowski
2022-04-20 11:32 ` Vinod Koul
2022-04-20 12:06 ` Krzysztof Kozlowski
2022-04-20 12:41 ` Vinod Koul
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