Hi Marek,
On Sat, 17 Jan 2026 at 01:50, Marek Vasut
<[email protected]> wrote:
> Add WaveShare 13.3inch 1920x1080 DSI Capacitive Touch Display support.
>
> While the panel is described as DPI panel, it is part of a larger unit
> in non-removable metal casing, so the actual internal configuration is
> not known. The panel is attached to "waveshare,dsi2dpi" bridge via DT.
> It is likely that internally, this panel is an LVDS panel, connected to
> ICN6211 DSI-to-DPI bridge and then another unknown DPI-to-LVDS bridge.
>
> Current device link is at https://www.waveshare.com/13.3inch-dsi-lcd.htm
>
> Signed-off-by: Marek Vasut <[email protected]>
Thanks for your patch!
> --- a/drivers/gpu/drm/panel/panel-simple.c
> +++ b/drivers/gpu/drm/panel/panel-simple.c
> @@ -4998,6 +4998,33 @@ static const struct panel_desc vl050_8048nt_c01 = {
> .bus_flags = DRM_BUS_FLAG_DE_HIGH |
> DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE,
> };
>
> +static const struct drm_display_mode waveshare_133inch_mode = {
> + .clock = 148500,
> + .hdisplay = 1920,
> + .hsync_start = 1920 + 88,
> + .hsync_end = 1920 + 88 + 44,
> + .htotal = 1920 + 88 + 44 + 148,
> + .vdisplay = 1080,
> + .vsync_start = 1080 + 4,
> + .vsync_end = 1080 + 4 + 5,
> + .vtotal = 1080 + 4 + 5 + 36,
> + .flags = DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_PHSYNC,
> +};
That looks like the plain standard 60Hz Full HD mode.
Is there really no other copy of that structure available in the kernel?
auo_t215hvn01_mode is almost the same, except for .clock and .flags.
drivers/video/fbdev/core/modedb.c has the same mode, but in a different
structure.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
