From patchwork Wed Dec 3 15:35:31 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Yan X-Patchwork-Id: 5435451 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 4F275BEEBA for ; Thu, 4 Dec 2014 04:51:34 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8C48E20253 for ; Thu, 4 Dec 2014 04:51:33 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id B2E5E2025A for ; Thu, 4 Dec 2014 04:51:32 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id F0A716E8BF; Wed, 3 Dec 2014 20:51:14 -0800 (PST) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from lucky1.263xmail.com (lucky1.263xmail.com [211.157.147.131]) by gabe.freedesktop.org (Postfix) with ESMTP id 216AE73549 for ; Wed, 3 Dec 2014 07:35:57 -0800 (PST) Received: from andy.yan?rock-chips.com (unknown [192.168.167.172]) by lucky1.263xmail.com (Postfix) with SMTP id B2B7B10311; Wed, 3 Dec 2014 23:35:52 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 1 X-MAIL-DELIVERY: 0 X-KSVirus-check: 0 X-ABS-CHECKED: 4 Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id 18D4D44F; Wed, 3 Dec 2014 23:35:47 +0800 (CST) X-RL-SENDER: andy.yan@rock-chips.com X-FST-TO: airlied@linux.ie X-SENDER-IP: 127.0.0.1 X-LOGIN-NAME: andy.yan@rock-chips.com X-UNIQUE-TAG: <129904d1e180cc7600375328bc5c1c9c> X-ATTACHMENT-NUM: 0 X-SENDER: yxj@rock-chips.com X-DNS-TYPE: 0 Received: from localhost.localdomain (unknown [127.0.0.1]) by smtp.263.net (Postfix) whith ESMTP id 313065H3HHI; Wed, 03 Dec 2014 23:35:49 +0800 (CST) From: Andy Yan To: airlied@linux.ie, Philipp Zabel , heiko@sntech.de, fabio.estevam@freescale.com, rmk+kernel@arm.linux.org.uk Subject: [PATCH v16 10/12] drm: bridge/dw_hdmi: add function dw_hdmi_phy_enable_spare Date: Wed, 3 Dec 2014 23:35:31 +0800 Message-Id: <1417620931-30828-1-git-send-email-andy.yan@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1417620408-30354-1-git-send-email-andy.yan@rock-chips.com> References: <1417620408-30354-1-git-send-email-andy.yan@rock-chips.com> X-Mailman-Approved-At: Wed, 03 Dec 2014 20:51:00 -0800 Cc: Mark Rutland , dri-devel@lists.freedesktop.org, ykk@rock-chips.com, devel@driverdev.osuosl.org, Arnd Bergmann , linux-rockchip@lists.infradead.org, Grant Likely , Dave Airlie , jay.xu@rock-chips.com, devicetree@vger.kernel.org, Zubair.Kakakhel@imgtec.com, Pawel Moll , Ian Campbell , Rob Herring , mark.yao@rock-chips.com, Josh Boyer , Greg Kroah-Hartman , linux-kernel@vger.kernel.org, djkurtz@google.com, Kumar Gala , Andy Yan , vladimir_zapolskiy@mentor.com X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP RK3288 HDMI will not work without the spare bit of HDMI_PHY_CONF0 enable Signed-off-by: Andy Yan --- Changes in v16: None Changes in v15: None Changes in v14: None Changes in v13: None Changes in v12: None Changes in v11: None Changes in v10: None Changes in v9: None Changes in v8: None Changes in v7: None Changes in v6: None Changes in v5: None Changes in v4: None Changes in v3: None drivers/gpu/drm/bridge/dw_hdmi.c | 7 +++++++ drivers/gpu/drm/bridge/dw_hdmi.h | 3 ++- 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/dw_hdmi.c b/drivers/gpu/drm/bridge/dw_hdmi.c index e53dae0..efc3b6f 100644 --- a/drivers/gpu/drm/bridge/dw_hdmi.c +++ b/drivers/gpu/drm/bridge/dw_hdmi.c @@ -713,6 +713,13 @@ static void dw_hdmi_phy_enable_tmds(struct dw_hdmi *hdmi, u8 enable) HDMI_PHY_CONF0_ENTMDS_MASK); } +static void dw_hdmi_phy_enable_spare(struct dw_hdmi *hdmi, u8 enable) +{ + hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, + HDMI_PHY_CONF0_SPARECTRL_OFFSET, + HDMI_PHY_CONF0_SPARECTRL_MASK); +} + static void dw_hdmi_phy_gen2_pddq(struct dw_hdmi *hdmi, u8 enable) { hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, diff --git a/drivers/gpu/drm/bridge/dw_hdmi.h b/drivers/gpu/drm/bridge/dw_hdmi.h index baa7849..175dbc8 100644 --- a/drivers/gpu/drm/bridge/dw_hdmi.h +++ b/drivers/gpu/drm/bridge/dw_hdmi.h @@ -837,7 +837,8 @@ enum { HDMI_PHY_CONF0_PDZ_OFFSET = 7, HDMI_PHY_CONF0_ENTMDS_MASK = 0x40, HDMI_PHY_CONF0_ENTMDS_OFFSET = 6, - HDMI_PHY_CONF0_SPARECTRL = 0x20, + HDMI_PHY_CONF0_SPARECTRL_MASK = 0x20, + HDMI_PHY_CONF0_SPARECTRL_OFFSET = 5, HDMI_PHY_CONF0_GEN2_PDDQ_MASK = 0x10, HDMI_PHY_CONF0_GEN2_PDDQ_OFFSET = 4, HDMI_PHY_CONF0_GEN2_TXPWRON_MASK = 0x8,