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

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Message-ID: <b162fa11d02093e387a04f108e10a3ee70143c65.camel@phytec.de>
Date:   Fri, 9 Jul 2021 19:34:10 +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

Am Freitag, dem 09.07.2021 um 21:30 +0200 schrieb Sam Ravnborg:
> Hi Yunus,
> 
> On Fri, Jul 09, 2021 at 07:02:52PM +0000, Yunus Bas wrote:
> > 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?
> I have likely deleted the patches already, so please resend.
> Been mostly offline for a period and then one week wihtout access to
> my
> linux box, and have to delete a lot to avoid getting too much behind.

No problem, I'll resend them ASAP.

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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