Thread (9 messages) 9 messages, 5 authors, 2020-11-23

Re: [PATCH 3/3 v2] Input: atmel_mxt_ts - Support regulator supplies

From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Date: 2020-11-23 06:48:59

On Wed, Nov 04, 2020 at 04:30:32PM +0100, Linus Walleij wrote:
This adds the code for the Atmel touchscreens such as
mXT224 to obtain power regulators for the supply voltages
AVDD and VDD. On mobile phones such as Samsung GT-I8190
(Golden) this is needed to explicitly bring power online.

We just enable the regulators at probe() and disable
them at remove() or in the errorpath for now.

As regulators are naturally stubbed if not available,
this should have no impact on existing systems.

Cc: Nick Dyer <nick@shmanahar.org>
Cc: Stephan Gerhold <stephan@gerhold.net>
Signed-off-by: Linus Walleij <redacted>
Applied, thank you.

-- 
Dmitry
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