From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: "Lin, Meng-Bo" <linmengbo0689@protonmail.com>
Cc: linux-input@vger.kernel.org, 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
Subject: Re: [PATCH 2/2] Input: cyttsp5 - add vddio regulator
Date: Thu, 17 Nov 2022 14:17:15 -0800 [thread overview]
Message-ID: <Y3ay6zgq7JiWDR/Z@google.com> (raw)
In-Reply-To: <20221117190507.87535-3-linmengbo0689@protonmail.com>
On Thu, Nov 17, 2022 at 07:05:41PM +0000, Lin, Meng-Bo wrote:
> The Samsung touchscreen controllers are often used with external pull-up
> 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.
>
> Implement support for a "vddio-supply" that is enabled by the cyttsp5
> driver so that the regulator gets enabled when needed.
This needs binding update.
Thanks.
--
Dmitry
next prev parent reply other threads:[~2022-11-17 22:17 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-17 19:05 [PATCH 0/2] Input: cyttsp5 - add vddio regulator Lin, Meng-Bo
2022-11-17 19:05 ` [PATCH 1/2] dt-bindings: input: cyttsp5: document vddio-supply Lin, Meng-Bo
2022-11-18 8:11 ` Krzysztof Kozlowski
2022-11-18 23:27 ` Alistair
2022-11-17 19:05 ` [PATCH 2/2] Input: cyttsp5 - add vddio regulator Lin, Meng-Bo
2022-11-17 21:16 ` Christophe JAILLET
2022-11-17 22:15 ` Dmitry Torokhov
2022-11-17 22:17 ` Dmitry Torokhov [this message]
2022-11-17 22:39 ` Lin, Meng-Bo
2022-11-18 23:29 ` Alistair
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