From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: Philipp Puschmann <p.puschmann@pironex.com>
Cc: linux-input@vger.kernel.org, dario.binacchi@amarulasolutions.com,
michael@amarulasolutions.com
Subject: Re: [PATCH] Input: edt-ft5x06: Add delay after waking up
Date: Fri, 5 May 2023 11:48:56 -0700 [thread overview]
Message-ID: <ZFVPmKaqnskF/F1D@google.com> (raw)
In-Reply-To: <20230505115823.545803-1-p.puschmann@pironex.com>
On Fri, May 05, 2023 at 01:58:24PM +0200, Philipp Puschmann wrote:
> The touch controller needs some time to wake-up after setting the wake-up
> gpio. Without having a delay after wake-up probing regularly fails in
> edt_ft5x06_ts_identify() with an error (i.e. EREMOTEIO) that was caused
> by a failed i2c transfer.
>
> The datasheet sets the wake-up time to 5 ms, although it is not entirely
> clear.
>
> Signed-off-by: Philipp Puschmann <p.puschmann@pironex.com>
Applied, thank you.
--
Dmitry
prev parent reply other threads:[~2023-05-05 18:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-05 11:58 [PATCH] Input: edt-ft5x06: Add delay after waking up Philipp Puschmann
2023-05-05 18:48 ` Dmitry Torokhov [this message]
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