linux-kernel - Re: [PATCH v2 3/3] drm/panel: Add ilitek ili9341 panel driver

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Date:   Wed, 21 Jul 2021 19:42:42 +0200
From:   Noralf Trønnes <noralf@...nnes.org>
To:     dillon.minfei@...il.com, thierry.reding@...il.com,
        sam@...nborg.org, airlied@...ux.ie, daniel@...ll.ch,
        robh+dt@...nel.org, linus.walleij@...aro.org,
        alexandre.torgue@...s.st.com, mcoquelin.stm32@...il.com
Cc:     dianders@...omium.org, linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/3] drm/panel: Add ilitek ili9341 panel driver



Den 21.07.2021 09.41, skrev dillon.minfei@...il.com:
> From: Dillon Min <dillon.minfei@...il.com>
> 
> This driver combine tiny/ili9341.c mipi_dbi_interface driver
> with mipi_dpi_interface driver, can support ili9341 with serial
> mode or parallel rgb interface mode by register configuration.
> 
> Cc: Linus Walleij <linus.walleij@...aro.org>
> Signed-off-by: Dillon Min <dillon.minfei@...il.com>
> ---

> +static const struct of_device_id ili9341_of_match[] = {
> +	{
> +		.compatible = "st,sf-tc240t-9370-t",
> +		.data = &ili9341_stm32f429_disco_data,
> +	},
> +	{
> +		/* porting from tiny/ili9341.c
> +		 * for original mipi dbi compitable
> +		 */
> +		.compatible = "adafruit,yx240qv29",

I don't understand this, now there will be 2 drivers that support the
same display?

AFAICT drm/tiny/ili9341.c is just copied into this driver, is the plan
to remove the tiny/ driver? If so I couldn't see this mentioned anywhere.

Noralf.

> +		.data = NULL,
> +	},
> +};
> +MODULE_DEVICE_TABLE(of, ili9341_of_match);