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3.12-rc1: no longer compiles for Nokia n900 (omap based), display no longer works

Message ID 20130926002349.GA26599@amd.pavel.ucw.cz (mailing list archive)
State New, archived
Headers show

Commit Message

Pavel Machek Sept. 26, 2013, 12:23 a.m. UTC

> On Thu, Sep 19, 2013 at 11:44:02AM +0200, Pavel Machek wrote:
> > something in 3.12-rc1 broke display :-(. (dmesg diff attached at the
> > end, maybe someone knows...)
> 3.12-rc1 for N900 compiles and works (also display) here with binutils
> 2.23.2.

I updated to eldk-5.4, and now it compiles, but still no display on 

> > + omapfb omapfb: no displays
> [...]
> > - acx565akm spi1.2: omapfb: acx565akm rev 12 LCD detected
> I think this is because the panel driver has changed, and the old one
> was deleted. You need to change your kernel configuration with something
> like below:

Thanks for the hint.. but apparently it was not enough. Still no
display on qemu :-(.

Anyway, "make oldconfig" is expected to produce working kernel, which
is clearly not case here. Perhaps this should be added to fix that?

[Who can take the patch?]

PS: whoever named directory in kernel sources "displays-new" should...
think again.

Signed-off-by: Pavel Machek <pavel@ucw.cz>

index 6c90885..d3eabd2 100644
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--- a/drivers/video/omap2/displays-new/Kconfig
+++ b/drivers/video/omap2/displays-new/Kconfig
@@ -40,6 +40,7 @@  config DISPLAY_PANEL_DSI_CM
 	tristate "ACX565AKM Panel"
+	default PANEL_ACX565AKM
 	  This is the LCD panel used on Nokia N900