linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Tony Lindgren <tony@atomide.com>
To: Pavel Machek <pavel@denx.de>
Cc: kernel list <linux-kernel@vger.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	linux-omap@vger.kernel.org, sre@kernel.org, nekit1000@gmail.com,
	mpartap@gmx.net, merlijn@wizzup.org, martin_rysavy@centrum.cz,
	Peter Hurley <peter@hurleysoftware.com>,
	linux-serial@vger.kernel.org, devicetree@vger.kernel.org,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Subject: Re: Droid 4 in -next -- still no backlight was Re: [PATCH 1/4] tty: n_gsm: Add support for serdev drivers
Date: Tue, 24 Mar 2020 10:01:10 -0700	[thread overview]
Message-ID: <20200324170110.GB37466@atomide.com> (raw)
In-Reply-To: <20200322224230.GB28082@amd>

* Pavel Machek <pavel@denx.de> [200322 22:43]:
> Hi!
> 
> > We can make use of serdev drivers to do simple device drivers for
> > TS 27.010 chanels, and we can handle vendor specific protocols on top
> > of TS 27.010 with serdev drivers.
> 
> I took all three series (
> 
> [PATCHv3 0/3] Lost key-up interrupt handling for omap4-keypa
> [PATCH 1/3] Input: atmel_mxt_ts - use runtime PM instead of
> [PATCHv5 0/4] n_gsm serdev support and protocol driver for d
> 
> ) and applied them on top of next-20200320.
> 
> Good news is that result boots. (So I did partial testing of the patches).
> 
> Bad news is that I still don't have working backlight. I do have LED
> and there's backlight device connected to the LED, so I can't control
> the LED directly, but the screen is black (and I don't see boot
> messages either).
> 
> Before I start debugging, does screen work for you in -next, or do you
> have some fixes I could try?

Yes the backlight works for me now just fine with current v5.6-rc.

But yeah, looks like LCD is again broken in current Linux next,
maybe Laurent and Sebastian have some clues?

Regards,

Tony

  reply	other threads:[~2020-03-24 17:01 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-19 17:37 [PATCHv5 0/4] n_gsm serdev support and protocol driver for droid4 modem Tony Lindgren
2020-03-19 17:37 ` [PATCH 1/4] tty: n_gsm: Add support for serdev drivers Tony Lindgren
2020-03-22 22:42   ` Droid 4 in -next -- still no backlight was " Pavel Machek
2020-03-24 17:01     ` Tony Lindgren [this message]
2020-03-24 17:36       ` Tony Lindgren
2020-04-20 21:55   ` Pavel Machek
2020-03-19 17:37 ` [PATCH 2/4] serdev: ngsm-motmdm: Add Motorola TS 27.010 serdev modem driver for droid4 Tony Lindgren
2020-03-22 22:09   ` Pavel Machek
2020-03-24 16:34     ` Tony Lindgren
2020-04-21  8:28   ` Pavel Machek
2020-03-19 17:37 ` [PATCH 3/4] dt-bindings: mfd: motmdm: Add binding for motorola-mdm Tony Lindgren
2020-03-24 11:58   ` Lee Jones
2020-03-24 16:37     ` Tony Lindgren
2020-03-19 17:37 ` [PATCH 4/4] ARM: dts: omap4-droid4: Enable basic modem support Tony Lindgren
2020-04-21  8:31   ` Pavel Machek
2020-04-21 11:59 ` [PATCHv5 0/4] n_gsm serdev support and protocol driver for droid4 modem Pavel Machek
2020-04-21 12:48   ` Greg Kroah-Hartman
2020-04-21 14:09     ` Tony Lindgren
2020-04-21 20:39     ` Pavel Machek

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200324170110.GB37466@atomide.com \
    --to=tony@atomide.com \
    --cc=devicetree@vger.kernel.org \
    --cc=laurent.pinchart@ideasonboard.com \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-omap@vger.kernel.org \
    --cc=linux-serial@vger.kernel.org \
    --cc=martin_rysavy@centrum.cz \
    --cc=merlijn@wizzup.org \
    --cc=mpartap@gmx.net \
    --cc=nekit1000@gmail.com \
    --cc=pavel@denx.de \
    --cc=peter@hurleysoftware.com \
    --cc=sre@kernel.org \
    --subject='Re: Droid 4 in -next -- still no backlight was Re: [PATCH 1/4] tty: n_gsm: Add support for serdev drivers' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).