Hi Tomi,
On Tue, Aug 27, 2019 at 10:34:59AM +0300, Tomi Valkeinen wrote:
> On 26/08/2019 16:51, Laurent Pinchart wrote:
> > On Mon, Aug 26, 2019 at 03:15:23PM +0300, Tomi Valkeinen wrote:
> >> On 20/08/2019 04:16, Laurent Pinchart wrote:
> >>
> >>> The patches can be found at
> >>>
> >>> git://linuxtv.org/pinchartl/media.git omapdrm/bridge/devel
> >>
> >> I took your branch, booted AM5 EVM (I see you had the hack dts patch in your branch), and:
> >>
> >> insmod nfs/work/linux/drivers/media/cec/cec.ko
> >> insmod nfs/work/linux/drivers/video/fbdev/core/cfbcopyarea.ko
> >> insmod nfs/work/linux/drivers/video/fbdev/core/cfbimgblt.ko
> >> insmod nfs/work/linux/drivers/video/fbdev/core/cfbfillrect.ko
> >> insmod nfs/work/linux/drivers/gpu/drm/drm_panel_orientation_quirks.ko
> >> insmod nfs/work/linux/drivers/gpu/drm/drm.ko
> >> insmod nfs/work/linux/drivers/gpu/drm/drm_kms_helper.ko
> >> insmod nfs/work/linux/drivers/gpu/drm/bridge/ti-tfp410.ko
> >> insmod nfs/work/linux/drivers/gpu/drm/bridge/sii902x.ko
> >> insmod nfs/work/linux/drivers/gpu/drm/bridge/tc358767.ko
> >> insmod nfs/work/linux/drivers/gpu/drm/panel/panel-simple.ko
> >> [ 25.487002] panel-simple display: display supply power not found, using dummy regulator
> >> [ 25.495241] ------------[ cut here ]------------
> >> [ 25.499900] WARNING: CPU: 0 PID: 303 at drivers/gpu/drm/panel/panel-simple.c:378 panel_simple_probe+0x34c/0x3b4 [panel_simple]
> >
> > How am I expected to sneak patches in if you test them ? :-)
> >
> > This has been introduced by a recent rebase, and I've only tested the
> > series on the pandaboard since then. It looks like the problem comes
> > from
> >
> > commit b8a2948fa2b3a5a6da67fd57aa01c7318d795125
> > Author: Sean Paul <seanpaul@xxxxxxxxxxxx>
> > Date: Thu Jul 11 13:34:53 2019 -0700
> >
> > drm/panel: simple: Add ability to override typical timing
> >
> > which breaks our out-of-tree DT. As a short term fix I can simply drop
> > the panel timings from DT, but I think this issue can affect more
>
> So just removing the timings from the panel's node should be enough?
> Still crashing for me, although the panel warning goes away.
My bad, you also need the following patch that I will include in v3.
>From 9bbec803e9abbc650ca4884004b914f50e87cda0 Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Date: Tue, 27 Aug 2019 12:18:24 +0300
Subject: [PATCH] drm/panel: panel-simple: Set OSD070T1718 panel type
The OSD070T1718 is a DPI panel, set its type accordingly.
Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/panel/panel-simple.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 4b92b27eba86..5d487686d25c 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -2398,6 +2398,7 @@ static const struct panel_desc osddisplays_osd070t1718_19ts = {
},
.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
.bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE,
+ .connector_type = DRM_MODE_CONNECTOR_DPI,
};
static const struct drm_display_mode pda_91_00156_a0_mode = {
--
Regards,
Laurent Pinchart
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