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=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_NEOMUTT autolearn=ham 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 C470CC433F5 for ; Mon, 10 Sep 2018 14:23:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8585C20833 for ; Mon, 10 Sep 2018 14:23:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8585C20833 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728668AbeIJTRW (ORCPT ); Mon, 10 Sep 2018 15:17:22 -0400 Received: from mail.bootlin.com ([62.4.15.54]:41808 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728110AbeIJTRW (ORCPT ); Mon, 10 Sep 2018 15:17:22 -0400 Received: by mail.bootlin.com (Postfix, from userid 110) id 50299208B9; Mon, 10 Sep 2018 16:23:01 +0200 (CEST) Received: from localhost (AAubervilliers-681-1-30-219.w90-88.abo.wanadoo.fr [90.88.15.219]) by mail.bootlin.com (Postfix) with ESMTPSA id 0D847208A4; Mon, 10 Sep 2018 16:22:51 +0200 (CEST) Date: Mon, 10 Sep 2018 16:22:50 +0200 From: Maxime Ripard To: Icenowy Zheng Cc: Chen-Yu Tsai , Rob Herring , Jernej Skrabec , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com Subject: Re: [PATCH 1/5] dt-bindings: sun4i-drm: drop second PLL from A64 HDMI PHY binding Message-ID: <20180910142250.he54s4pm436qyshs@flea> References: <20180907072234.48282-1-icenowy@aosc.io> <20180907072234.48282-2-icenowy@aosc.io> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="ats4uxpwvt5bttal" Content-Disposition: inline In-Reply-To: <20180907072234.48282-2-icenowy@aosc.io> User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --ats4uxpwvt5bttal Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Sep 07, 2018 at 03:22:30PM +0800, Icenowy Zheng wrote: > By experiments it seems that the A64 HDMI PHY is not able to use the > second video PLL as the clock parent. >=20 > Drop pll-1 from the device tree binding of A64 HDMI PHY. >=20 > Signed-off-by: Icenowy Zheng > --- > Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt | 1 - > 1 file changed, 1 deletion(-) >=20 > diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.tx= t b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt > index f8773ecb7525..62034039cee1 100644 > --- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt > +++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt > @@ -114,7 +114,6 @@ Required properties: > =20 > H3 and A64 HDMI PHY require additional clocks: > - pll-0: parent of phy clock > - - pll-1: second possible phy clock parent (A64 only) You shouldn't need to do this. The DT is about the hardware. The fact that we haven't figured out how to use it is quite irrelevant, and can change in the future, unlike this binding. Maxime --=20 Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --ats4uxpwvt5bttal Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEE0VqZU19dR2zEVaqr0rTAlCFNr3QFAluWfjkACgkQ0rTAlCFN r3Q74xAAjAa1HuH2fzpYeWb5biy+x0ryFWJ9JAiCK6EzpZpEmTLehp0OiOYN/o8A SJCGj7w6rGb03c7n0Avj8jVmLvNSy3QDezl9mNyvTkQnH10rYAOccdlgYw6IY8iv YdrDptgtVrVSmccpJDR0L8XYtrjCGnKr+tyWJNBczdxPD6ZAIBzHwI/gllbSFNs6 dCK8wFN1EEoyYtHeCrkd5Nis4rGLTcKL4ZpNi25aP+xgro4JOR0yAvDyl1yfQFra GQtAj0YPaQnJ1BsP9MH57oJ/KyOYi19FX7GlfzdQMqIgonHHffYOWlX+GVrxlOKT n56t4v9iDtcMBy+vn+lFdDtfzbAZ9lPKsoQLMHFHtjOw1V7JeNYySSGPSlVQU1Ku rmZjM2mS5ZDnFwg1R922pzPMy1W+sg7hxW5q851rU6tlsz0ZPHT26YkhsZjejcDP YFjQSAbMUVmQM5f7OP+LYYP18roVCBENRTIqp8ETcikaBNeGDjKY1DKXXyVGLxHL 8imO/2WC0oYlFyTbkat3Qu/Wc952Ddc4Y0uGS049sxazFIYK2zWLrTQFvVnJU2nc SxTcievim0KbdDwzS7mIfN5f9zlA8fgVUzT1Ln4hJIX5ehG4fpcWGpYMawyBJ9fi 75AP4BamEDdFNHthv8wAoZajHrQVp2dLmK76Jgz8/RlxjQmZyXc= =vbta -----END PGP SIGNATURE----- --ats4uxpwvt5bttal--