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Date:   Fri, 18 Nov 2022 09:11:14 +0100
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Subject: Re: [PATCH 1/2] dt-bindings: input: cyttsp5: document vddio-supply
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To:     "Lin, Meng-Bo" <linmengbo0689@protonmail.com>,
        linux-input@vger.kernel.org
Cc:     Dmitry Torokhov <dmitry.torokhov@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Linus Walleij <linus.walleij@linaro.org>,
        Alistair Francis <alistair@alistair23.me>,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20221117190507.87535-1-linmengbo0689@protonmail.com>
 <20221117190507.87535-2-linmengbo0689@protonmail.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <20221117190507.87535-2-linmengbo0689@protonmail.com>
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On 17/11/2022 20:05, Lin, Meng-Bo wrote:
> The Samsung touchscreen controllers are often used with external pull-up

Samsung or Cypress?

> for the interrupt line and the I2C lines, so we might need to enable
> a regulator to bring the lines into usable state. Otherwise, this might
> cause spurious interrupts and reading from I2C will fail.
> 
> Document support for a "vddio-supply" that is enabled by the cyttsp5
> driver so that the regulator gets enabled when needed.
> 

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Best regards,
Krzysztof