From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754636AbcK1Km0 convert rfc822-to-8bit (ORCPT ); Mon, 28 Nov 2016 05:42:26 -0500 Received: from smtp2-g21.free.fr ([212.27.42.2]:23940 "EHLO smtp2-g21.free.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754360AbcK1KmZ (ORCPT ); Mon, 28 Nov 2016 05:42:25 -0500 Date: Mon, 28 Nov 2016 11:42:18 +0100 From: Jean-Francois Moine To: Icenowy Zheng Cc: Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com Subject: Re: [RFC PATCH] ARM: dts: sun8i: add simplefb node for H3 Message-Id: <20161128114218.14d2ed434802a20fa6b62023@free.fr> In-Reply-To: <20161128095900.27615-1-icenowy@aosc.xyz> References: <20161128095900.27615-1-icenowy@aosc.xyz> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; armv7l-unknown-linux-gnueabihf) Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 28 Nov 2016 17:59:00 +0800 Icenowy Zheng wrote: > As there's currently a fork of U-Boot which provides simplefb support > for H3, a simplefb node can be added to the device tree. > > Signed-off-by: Icenowy Zheng > --- > > I'm still not sure which pipeline should I use. > > And, it seems that HDMI Slow Clock is not needed? > > (seems that it's only for EDID, but simplefb won't use EDID) So, I don't see how this may work. How can the u-boot know the resolutions of the HDMI display device? In other words: I have a new H3 board with the last u-boot and kernel. I plug my (rather old or brand new) HDMI display device. After powering on the system, I hope to get something on the screen. How? -- Ken ar c'hentań | ** Breizh ha Linux atav! ** Jef | http://moinejf.free.fr/