linux-kernel - Re: [PATCH] panel: display: Add support for Mitsubishi aa070mc01 TFT panel

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Date:   Thu, 19 Oct 2017 10:15:10 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Lukasz Majewski <lukma@...x.de>
Cc:     David Airlie <airlied@...ux.ie>, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] panel: display: Add support for Mitsubishi aa070mc01 TFT
 panel

On Fri, Sep 08, 2017 at 11:43:02AM +0200, Lukasz Majewski wrote:
> This commit adds support for Mitsubishi aa070mc01 TFT panel working
> with 8 bit ISP mode (pin 19 "mode" HIGH for 20 pin TFT connector).
> 
> Signed-off-by: Lukasz Majewski <lukma@...x.de>
> ---
>  drivers/gpu/drm/panel/panel-simple.c | 35 +++++++++++++++++++++++++++++++++++
>  1 file changed, 35 insertions(+)

This is missing a device tree binding.

> diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> index 3d2cb8b..0c64ec6 100644
> --- a/drivers/gpu/drm/panel/panel-simple.c
> +++ b/drivers/gpu/drm/panel/panel-simple.c
> @@ -1141,6 +1141,38 @@ static const struct panel_desc innolux_g121x1_l03 = {
>  	},
>  };
>  
> +static const struct drm_display_mode mitsubishi_aa070mc01_mode = {
> +	.clock = 30400,
> +	.hdisplay = 800,
> +	.hsync_start = 800 + 0,
> +	.hsync_end = 800 + 1,
> +	.htotal = 800 + 0 + 1 + 160,
> +	.vdisplay = 480,
> +	.vsync_start = 480 + 0,
> +	.vsync_end = 480 + 48 + 1,
> +	.vtotal = 480 + 48 + 1 + 0,
> +	.vrefresh = 60,
> +	.flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
> +};
> +
> +static const struct panel_desc mitsubishi_aa070mc01 = {
> +	.modes = &mitsubishi_aa070mc01_mode,
> +	.num_modes = 1,
> +	.bpc = 8,
> +	.size = {
> +		.width = 152,
> +		.height = 91,
> +	},
> +
> +	.delay = {
> +		.enable = 200,
> +		.unprepare = 200,
> +		.disable = 400,
> +	},
> +	.bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> +	.bus_flags = DRM_BUS_FLAG_DE_HIGH,
> +};

And this isn't sorted properly.

> +
>  static const struct drm_display_mode innolux_n116bge_mode = {
>  	.clock = 76420,
>  	.hdisplay = 1366,
> @@ -2029,6 +2061,9 @@ static const struct of_device_id platform_of_match[] = {
>  		.compatible = "innolux,g121x1-l03",
>  		.data = &innolux_g121x1_l03,
>  	}, {
> +		.compatible = "mitsubishi,aa070mc01-ca1",
> +		.data = &mitsubishi_aa070mc01,
> +	}, {

Same here.

Thierry

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