linux-kernel - Re: [PATCH v3 2/2] drm/panel: simple: Add support for EDT ETM0350G0DH6 panel

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Date:   Fri, 9 Jul 2021 19:02:52 +0000
From:   Yunus Bas <Y.Bas@...tec.de>
To:     "sam@...nborg.org" <sam@...nborg.org>
CC:     "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "daniel@...ll.ch" <daniel@...ll.ch>,
        "laurent.pinchart@...asonboard.com" 
        <laurent.pinchart@...asonboard.com>,
        "airlied@...ux.ie" <airlied@...ux.ie>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "thierry.reding@...il.com" <thierry.reding@...il.com>
Subject: Re: [PATCH v3 2/2] drm/panel: simple: Add support for EDT
 ETM0350G0DH6 panel

Hi Sam,

Am Freitag, dem 09.07.2021 um 20:12 +0200 schrieb Sam Ravnborg:
> Hi Yunus,
> 
> On Tue, Jul 06, 2021 at 09:59:08AM +0200, Yunus Bas wrote:
> > From: Stefan Riedmueller <s.riedmueller@...tec.de>
> > 
> > This patch adds support for the EDT ETM0350G0DH6 3.5" (320x240) lcd
> > panel to DRM simple panel driver.
> > 
> > Signed-off-by: Stefan Riedmueller <s.riedmueller@...tec.de>
> > Signed-off-by: Yunus Bas <y.bas@...tec.de>
> > ---
> > Changes in v3:
> > - No changes in general, added additional maintainers and also
> > sending
> > to general kernel mailing list
> > ---
> >  drivers/gpu/drm/panel/panel-simple.c | 29
> > ++++++++++++++++++++++++++++
> >  1 file changed, 29 insertions(+)
> > 
> > diff --git a/drivers/gpu/drm/panel/panel-simple.c
> > b/drivers/gpu/drm/panel/panel-simple.c
> > index 07433bff6c2b..8aba473a7592 100644
> > --- a/drivers/gpu/drm/panel/panel-simple.c
> > +++ b/drivers/gpu/drm/panel/panel-simple.c
> > @@ -1929,6 +1929,32 @@ static const struct panel_desc edt_et035012dm6
> > = {
> >         .bus_flags = DRM_BUS_FLAG_DE_LOW |
> > DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE,
> >  };
> >  
> > +static const struct drm_display_mode edt_etm0350g0dh6_mode = {
> > +       .clock = 6520,
> > +       .hdisplay = 320,
> > +       .hsync_start = 320 + 20,
> > +       .hsync_end = 320 + 20 + 68,
> > +       .htotal = 320 + 20 + 68,
> > +       .vdisplay = 240,
> > +       .vsync_start = 240 + 4,
> > +       .vsync_end = 240 + 4 + 18,
> > +       .vtotal = 240 + 4 + 18,
> > +       .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
> > +};
> > +
> > +static const struct panel_desc edt_etm0350g0dh6 = {
> > +       .modes = &edt_etm0350g0dh6_mode,
> > +       .num_modes = 1,
> > +       .bpc = 6,
> > +       .size = {
> > +               .width = 70,
> > +               .height = 53,
> > +       },
> > +       .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
> > +       .bus_flags = DRM_BUS_FLAG_DE_HIGH |
> > DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE,
> > +       .connector_type = DRM_MODE_CONNECTOR_DPI,
> > +};
> > +
> >  static const struct drm_display_mode edt_etm043080dh6gp_mode = {
> >         .clock = 10870,
> >         .hdisplay = 480,
> > @@ -4355,6 +4381,9 @@ static const struct of_device_id
> > platform_of_match[] = {
> >         }, {
> >                 .compatible = "edt,et035012dm6",
> >                 .data = &edt_et035012dm6,
> > +       }, {
> > +               .compatible = "edt,etm0350g0dh6",
> > +               .data = &edt_etm0350g0dh6,
> 
> The compatible "edt,etm0350g0dh6" is not documented.
> You likely need to add it to panel-simple.yaml - and likewise for the
> first patch.
> 
> dt people like binding patches in separate patches so add them both in
> one dedicated patch.

I've already sent devicetree patches. Here is the link:
https://lore.kernel.org/linux-devicetree/20210331181317.464926-1-y.bas@phytec.de/

It was just pending and waiting for these patches. Shall I send again?

Regards, Yunus
> 
>         Sam

-- 
Mit freundlichen Grüßen
Yunus Bas

-Software Engineer-
PHYTEC Messtechnik GmbH
Robert-Koch-Str. 39
55129 Mainz
Germany
Tel.: +49 (0)6131 9221- 466
Web: www.phytec.de

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