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=-8.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED 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 F04DAC6786C for ; Fri, 14 Dec 2018 12:24:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C233920879 for ; Fri, 14 Dec 2018 12:24:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C233920879 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=sntech.de 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 S1731968AbeLNMMg (ORCPT ); Fri, 14 Dec 2018 07:12:36 -0500 Received: from gloria.sntech.de ([185.11.138.130]:38342 "EHLO gloria.sntech.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731938AbeLNMMf (ORCPT ); Fri, 14 Dec 2018 07:12:35 -0500 Received: from wf0848.dip.tu-dresden.de ([141.76.183.80] helo=phil.localnet) by gloria.sntech.de with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1gXmKO-0006V2-GU; Fri, 14 Dec 2018 13:12:24 +0100 From: Heiko Stuebner To: Neil Armstrong Cc: architt@codeaurora.org, a.hajda@samsung.com, Laurent.pinchart@ideasonboard.com, Philipp Zabel , Sandy Huang , maxime.ripard@bootlin.com, dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, Nickey Yang , Huicong Xu Subject: Re: [PATCH RFC v2 1/8] drm/bridge: dw-hdmi: Add SCDC and TMDS Scrambling support Date: Fri, 14 Dec 2018 13:12:23 +0100 Message-ID: <2505786.uGvT2qSv2r@phil> In-Reply-To: <20181130134301.17963-2-narmstrong@baylibre.com> References: <20181130134301.17963-1-narmstrong@baylibre.com> <20181130134301.17963-2-narmstrong@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Freitag, 30. November 2018, 14:42:54 CET schrieb Neil Armstrong: > Add support for SCDC Setup for TMDS Clock > 3.4GHz and enable TMDS > Scrambling when supported or mandatory. > > This patch also adds an helper to setup the control bit to support > the high TMDS Bit Period/TMDS Clock-Period Ratio as required with > TMDS Clock > 3.4GHz for HDMI2.0 3840x2160@60/50 modes. > > These changes were based on work done by Huicong Xu > and Nickey Yang to support HDMI2.0 modes > on the Rockchip 4.4 BSP kernel at [1] > > [1] https://github.com/rockchip-linux/kernel/tree/release-4.4 > > Cc: Nickey Yang > Cc: Huicong Xu > Signed-off-by: Neil Armstrong sorry this took a bit longer, but I can confirm that the 4 relevant patches (1, 4, 5, 6) at least still provide 1080p hdmi output on rk3288 (with internal hdmiphy) and rk3328 (with external innosilicon hdmiphy). I don't know how to test newly added features, but at least the patches don't seem to break existing users, so on rk3288 and rk3328 Tested-by: Heiko Stuebner