linux-kernel - Re: [PATCH 2/2] dt-bindings: ps2-gpio: document bus signals open drain

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Message-ID: <33c226ca-334c-7458-62d5-5480d6657ebc@canonical.com>
Date:   Tue, 15 Feb 2022 18:01:43 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To:     Danilo Krummrich <danilokrummrich@...develop.de>,
        dmitry.torokhov@...il.com, robh+dt@...nel.org,
        devicetree@...r.kernel.org, linux-input@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     linus.walleij@...aro.org
Subject: Re: [PATCH 2/2] dt-bindings: ps2-gpio: document bus signals open
 drain

On 15/02/2022 17:51, Danilo Krummrich wrote:
> The PS/2 bus defines data and clock line to be open drain, this should
> be reflected in the gpio flags set in the binding.
> 
> Especially, this is important since the clock line sometimes is driven
> by the host while being used as interrupt source.
> 
> Signed-off-by: Danilo Krummrich <danilokrummrich@...develop.de>
> ---
>  .../devicetree/bindings/serio/ps2-gpio.yaml        | 14 ++++++++++----
>  1 file changed, 10 insertions(+), 4 deletions(-)
> 


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>


Best regards,
Krzysztof