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From: Lee Jones <lee.jones@linaro.org>
To: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Cc: gwendal@chromium.org, bleung@chromium.org,
	linux-kernel@vger.kernel.org, groeck@chromium.org,
	kernel@collabora.com, dtor@chromium.org,
	rushikesh.s.kadam@intel.com, Wei-Ning Huang <wnhuang@google.com>
Subject: Re: [PATCH v4 3/3] mfd: cros_ec: instantiate properly CrOS Touchpad MCU device
Date: Wed, 8 May 2019 13:00:22 +0100	[thread overview]
Message-ID: <20190508120022.GS31645@dell> (raw)
In-Reply-To: <20190508091956.5261-4-enric.balletbo@collabora.com>

On Wed, 08 May 2019, Enric Balletbo i Serra wrote:

> Support Touchpad MCU as a special of CrOS EC devices. The current
> Touchpad MCU is used on Eve Chromebook and used the same protocol as
> other CrOS EC devices.
> 
> When a MCU has touchpad support (aka EC_FEATURE_TOUCHPAD), it is
> instantiated as a special CrOS EC device with device name 'cros_tp'. So
> regardless of the probing order between the actual cros_ec and cros_tp,
> the userspace and other kernel drivers should not confuse them.
> 
> Signed-off-by: Wei-Ning Huang <wnhuang@google.com>
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
> ---
> 
> Changes in v4: None
> Changes in v3: None
> Changes in v2: None
> 
>  drivers/mfd/cros_ec_dev.c   | 10 ++++++++++
>  include/linux/mfd/cros_ec.h |  1 +
>  2 files changed, 11 insertions(+)

Applied, thanks.

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog

      reply	other threads:[~2019-05-08 12:00 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-08  9:19 [PATCH v4 0/3] mfd: cros_ec: Instantiate CrOS FP and TP devices Enric Balletbo i Serra
2019-05-08  9:19 ` [PATCH v4 1/3] mfd: cros_ec: Update the EC feature codes Enric Balletbo i Serra
2019-05-08 12:00   ` Lee Jones
2019-05-08  9:19 ` [PATCH v4 2/3] mfd: cros_ec: instantiate properly CrOS FP MCU device Enric Balletbo i Serra
2019-05-08 12:00   ` Lee Jones
2019-05-08  9:19 ` [PATCH v4 3/3] mfd: cros_ec: instantiate properly CrOS Touchpad " Enric Balletbo i Serra
2019-05-08 12:00   ` Lee Jones [this message]

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