From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 624DEC54EEB for ; Tue, 24 Mar 2020 17:37:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4612220714 for ; Tue, 24 Mar 2020 17:37:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727398AbgCXRhE (ORCPT ); Tue, 24 Mar 2020 13:37:04 -0400 Received: from muru.com ([72.249.23.125]:33152 "EHLO muru.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727223AbgCXRhE (ORCPT ); Tue, 24 Mar 2020 13:37:04 -0400 Received: from atomide.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTPS id 9904781CA; Tue, 24 Mar 2020 17:37:49 +0000 (UTC) Date: Tue, 24 Mar 2020 10:36:59 -0700 From: Tony Lindgren To: Pavel Machek Cc: kernel list , linux-arm-kernel , linux-omap@vger.kernel.org, sre@kernel.org, nekit1000@gmail.com, mpartap@gmx.net, merlijn@wizzup.org, martin_rysavy@centrum.cz, Peter Hurley , linux-serial@vger.kernel.org, devicetree@vger.kernel.org, Laurent Pinchart Subject: Re: Droid 4 in -next -- still no backlight was Re: [PATCH 1/4] tty: n_gsm: Add support for serdev drivers Message-ID: <20200324173659.GC37466@atomide.com> References: <20200319173755.65082-1-tony@atomide.com> <20200319173755.65082-2-tony@atomide.com> <20200322224230.GB28082@amd> <20200324170110.GB37466@atomide.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200324170110.GB37466@atomide.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Tony Lindgren [200324 17:02]: > * Pavel Machek [200322 22:43]: > > 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? Oh it's just that now display-connector needs to be loaded instead of the old omap specific hdmi connector :) See commit e7e67d9a2f1d ("drm/omap: Switch the HDMI and VENC outputs to drm_bridge") and check that you have the .config options enabled in that patch also in your custom .config. Regards, Tony