From patchwork Thu Apr 14 06:48:54 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Liu Ying X-Patchwork-Id: 12812995 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4BC7EC433EF for ; Thu, 14 Apr 2022 06:48:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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b=dxcVFaWwZXnadO5EELaFG29fxEQcJ6In4K/MPG8TMiOC0Hi0e65iIzcbxCFx6qYPq7pQ90m9n7TrtAyWmlr20Kf/ZrjD64HDvaqUNCOAafRNC2XkQTM4E1AcZtnEalSEBMJmSqTgGDezRCEU6+WxKFf54+Fg0LN0z8plxMH/ZVQ= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from AM7PR04MB7046.eurprd04.prod.outlook.com (2603:10a6:20b:113::22) by AS1PR04MB9381.eurprd04.prod.outlook.com (2603:10a6:20b:4db::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5144.29; Thu, 14 Apr 2022 06:47:28 +0000 Received: from AM7PR04MB7046.eurprd04.prod.outlook.com ([fe80::b09c:8ffe:8e02:7387]) by AM7PR04MB7046.eurprd04.prod.outlook.com ([fe80::b09c:8ffe:8e02:7387%9]) with mapi id 15.20.5164.018; Thu, 14 Apr 2022 06:47:28 +0000 From: Liu Ying To: linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org Cc: kishon@ti.com, vkoul@kernel.org, robh+dt@kernel.org, krzk+dt@kernel.org, andrzej.hajda@intel.com, narmstrong@baylibre.com, robert.foss@linaro.org, Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se, jernej.skrabec@gmail.com, airlied@linux.ie, daniel@ffwll.ch, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, agx@sigxcpu.org, robert.chiras@nxp.com, martin.kepplinger@puri.sm, Andrzej Hajda , Jernej Skrabec Subject: [PATCH v7 1/5] drm/bridge: nwl-dsi: Set PHY mode in nwl_dsi_mode_set() Date: Thu, 14 Apr 2022 14:48:54 +0800 Message-Id: <20220414064858.405096-2-victor.liu@nxp.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220414064858.405096-1-victor.liu@nxp.com> References: <20220414064858.405096-1-victor.liu@nxp.com> X-ClientProxiedBy: SI2PR06CA0005.apcprd06.prod.outlook.com (2603:1096:4:186::12) To AM7PR04MB7046.eurprd04.prod.outlook.com (2603:10a6:20b:113::22) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 51dc4fe1-8f9a-4cba-71a7-08da1de2a434 X-MS-TrafficTypeDiagnostic: AS1PR04MB9381:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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So, this patch calls phy_set_mode() from nwl_dsi_mode_set() to set PHY mode to MIPI DPHY explicitly. Cc: Guido Günther Cc: Robert Chiras Cc: Martin Kepplinger Cc: Andrzej Hajda Cc: Neil Armstrong Cc: Laurent Pinchart Cc: Jonas Karlman Cc: Jernej Skrabec Cc: David Airlie Cc: Daniel Vetter Cc: NXP Linux Team Signed-off-by: Liu Ying Reviewed-by: Guido Günther --- v6->v7: * No change. v5->v6: * Rebase the series upon v5.17-rc1. * Set PHY mode in ->mode_set() instead of ->pre_enable() in the nwl-dsi bridge driver due to the rebase. * Drop Guido's R-b tag due to the rebase. v4->v5: * No change. v3->v4: * No change. v2->v3: * No change. v1->v2: * Add Guido's R-b tag. drivers/gpu/drm/bridge/nwl-dsi.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/bridge/nwl-dsi.c b/drivers/gpu/drm/bridge/nwl-dsi.c index d5945501a5ee..85bab7372af1 100644 --- a/drivers/gpu/drm/bridge/nwl-dsi.c +++ b/drivers/gpu/drm/bridge/nwl-dsi.c @@ -666,6 +666,12 @@ static int nwl_dsi_mode_set(struct nwl_dsi *dsi) return ret; } + ret = phy_set_mode(dsi->phy, PHY_MODE_MIPI_DPHY); + if (ret < 0) { + DRM_DEV_ERROR(dev, "Failed to set DSI phy mode: %d\n", ret); + goto uninit_phy; + } + ret = phy_configure(dsi->phy, phy_cfg); if (ret < 0) { DRM_DEV_ERROR(dev, "Failed to configure DSI phy: %d\n", ret);