linux-kernel - Re: [PATCH 1/4] Input: Add driver for Cypress Generation 5 touchscreen

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Message-ID: <896cd7b2-57c8-e777-0e12-4f319c43f49e@infradead.org>
Date:   Mon, 25 Oct 2021 13:10:38 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Alistair Francis <alistair@...stair23.me>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-input@...r.kernel.org
Cc:     andreas@...nade.info, alistair23@...il.com,
        dmitry.torokhov@...il.com, linus.walleij@...aro.org,
        robh+dt@...nel.org, rydberg@...math.org,
        mylene.josserand@...e-electrons.com,
        Mylène Josserand <mylene.josserand@...tlin.com>,
        Maxime Ripard <maxime.ripard@...tlin.com>
Subject: Re: [PATCH 1/4] Input: Add driver for Cypress Generation 5
 touchscreen

On 10/25/21 4:42 AM, Alistair Francis wrote:
> diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
> index d4e74738c5a8..231cb0c1750b 100644
> --- a/drivers/input/touchscreen/Kconfig
> +++ b/drivers/input/touchscreen/Kconfig
> @@ -284,6 +284,20 @@ config TOUCHSCREEN_CYTTSP4_SPI
>   	  To compile this driver as a module, choose M here: the
>   	  module will be called cyttsp4_spi.
>   
> +config TOUCHSCREEN_CYTTSP5
> +	tristate "Cypress TrueTouch Gen5 Touchscreen Driver"
> +	depends on OF
> +	select REGMAP_I2C
> +	select CRC_ITU_T
> +	help
> +	  Driver for Parade TrueTouch Standard Product
> +	  Generation 5 touchscreen controllers.
> +	  I2C bus interface support only.
> +	  Say Y here if you have a Cypress Gen5 touchscreen.
> +	  If unsure, say N.
> +	  To compile this driver as a module, choose M here: the
> +	  module will be called cyttsp5.

Hi,
Why is there no line:
	depends on I2C
here?

thanks.
-- 
~Randy