linux-kernel - Re: [PATCH 07/19] drm/panel: simple: Add timings for the Olimex LCD-OLinuXino-4.3TS

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Date:	Fri, 30 Oct 2015 18:32:30 +0100
From:	Thierry Reding <thierry.reding@...il.com>
To:	Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:	Mike Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	David Airlie <airlied@...ux.ie>, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-clk@...r.kernel.org, dri-devel@...ts.freedesktop.org,
	linux-sunxi@...glegroups.com,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Chen-Yu Tsai <wens@...e.org>,
	Hans de Goede <hdegoede@...hat.com>,
	Alexander Kaplan <alex@...tthing.co>,
	Wynter Woods <wynter@...tthing.co>,
	Boris Brezillon <boris.brezillon@...e-electrons.com>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	Rob Clark <robdclark@...il.com>,
	Daniel Vetter <daniel@...ll.ch>
Subject: Re: [PATCH 07/19] drm/panel: simple: Add timings for the Olimex
 LCD-OLinuXino-4.3TS

On Fri, Oct 30, 2015 at 03:20:53PM +0100, Maxime Ripard wrote:
> Add support for the Olimex LCD-OLinuXino-4.3TS panel to the DRM simple
> panel driver.
> 
> It is a 480x272 panel connected through a 24-bits RGB interface.
> 
> Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
> ---
>  drivers/gpu/drm/panel/panel-simple.c | 26 ++++++++++++++++++++++++++
>  1 file changed, 26 insertions(+)

I don't see a patch adding the DT binding documentation for this panel.

Also, the olimex vendor prefix isn't defined.

> diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> index f97b73ec4713..3a9ecb64d1e6 100644
> --- a/drivers/gpu/drm/panel/panel-simple.c
> +++ b/drivers/gpu/drm/panel/panel-simple.c
> @@ -1096,6 +1096,29 @@ static const struct panel_desc shelly_sca07010_bfn_lnn = {
>  	.bus_format = MEDIA_BUS_FMT_RGB666_1X18,
>  };
>  
> +static const struct drm_display_mode olimex_lcd_olinuxino_43ts_mode = {
> +	.clock = 9000,
> +	.hdisplay = 480,
> +	.hsync_start = 480 + 5,
> +	.hsync_end = 480 + 5 + 30,
> +	.htotal = 480 + 5 + 30 + 10,
> +	.vdisplay = 272,
> +	.vsync_start = 272 + 8,
> +	.vsync_end = 272 + 8 + 5,
> +	.vtotal = 272 + 8 + 5 + 3,
> +	.vrefresh = 60,
> +};
> +
> +static const struct panel_desc olimex_lcd_olinuxino_43ts = {
> +	.modes = &olimex_lcd_olinuxino_43ts_mode,
> +	.num_modes = 1,
> +	.size = {
> +		.width = 105,
> +		.height = 67,
> +	},
> +	.bus_format = MEDIA_BUS_FMT_RGB666_1X18,
> +};
> +

These mode and panel descriptors are all sorted alphabetically (by
vendor, by model), please keep it so.

>  static const struct of_device_id platform_of_match[] = {
>  	{
>  		.compatible = "ampire,am800480r3tmqwa1h",
> @@ -1191,6 +1214,9 @@ static const struct of_device_id platform_of_match[] = {
>  		.compatible = "shelly,sca07010-bfn-lnn",
>  		.data = &shelly_sca07010_bfn_lnn,
>  	}, {
> +		.compatible = "olimex,lcd-olinuxino-43-ts",
> +		.data = &olimex_lcd_olinuxino_43ts,
> +	}, {
>  		/* sentinel */
>  	}

Here as well.

Thierry

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