Linux Input/HID development
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From: Hendrik Noack <hendrik-noack@gmx.de>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	linux-input@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] Input: Add support for Wacom W9000-series penabled touchscreens
Date: Fri, 2 Jan 2026 19:28:20 +0100	[thread overview]
Message-ID: <d1dcc3b5-58cd-4e88-a06a-986143a41761@gmx.de> (raw)
In-Reply-To: <5zfoikfpctpvphtzmthqb3ue5zc43ueriaaesyyqkvjm3b25re@7w2uo4es5har>

Hi Dmitry,

09.12.2025 06:41:44 Dmitry Torokhov <dmitry.torokhov@gmail.com>:

> On Mon, Dec 08, 2025 at 09:35:09PM -0800, Dmitry Torokhov wrote:
>> Hi Hendrik,
>>
>> On Fri, Dec 05, 2025 at 05:49:52PM +0100, Hendrik Noack wrote:
>>> +
>>> +   struct gpio_desc *flash_mode_gpio;
>
> Forgot to ask - what does this do? We do not seem to be using it except
> for requesting.
>
> Thanks.
>
> --
> Dmitry

The flash_mode_gpio can be used to start the chip into a flash mode where
new firmware can be flashed. The chip starts in this mode if the pin is high
during the power up. It's in the driver to make sure that this pin is low and the
chip is not accidentally started in flash mode.

Thanks

Hendrik

  reply	other threads:[~2026-01-02 18:28 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-12-05 15:26 [PATCH v3 0/2] Add support for Wacom W9000-series penabled touchscreens Hendrik Noack
2025-12-05 15:26 ` [PATCH v3 1/2] dt-bindings: Input: Add " Hendrik Noack
2025-12-05 16:49 ` [PATCH 2/2] Input: Add support for " Hendrik Noack
2025-12-09  5:35   ` Dmitry Torokhov
2025-12-09  5:41     ` Dmitry Torokhov
2026-01-02 18:28       ` Hendrik Noack [this message]
2026-01-02 18:25     ` Hendrik Noack
  -- strict thread matches above, loose matches on Subject: below --
2025-10-27 16:36 [PATCH 0/2] " Hendrik Noack
2025-10-27 21:25 ` [PATCH 1/2] dt-bindings: Input: Add " Hendrik Noack
2025-10-27 21:25   ` [PATCH 2/2] Input: Add support for " Hendrik Noack
2025-10-28  7:44     ` Krzysztof Kozlowski
2025-11-03 10:55       ` Kernel GMX

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