From patchwork Thu Feb 17 00:25:25 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Vasut X-Patchwork-Id: 12749197 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 C910AC433EF for ; Thu, 17 Feb 2022 00:26:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 40F1D10E6B3; Thu, 17 Feb 2022 00:26:24 +0000 (UTC) Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) by gabe.freedesktop.org (Postfix) with ESMTPS id DD10F10E68D for ; Thu, 17 Feb 2022 00:25:56 +0000 (UTC) Received: from tr.lan (ip-89-176-112-137.net.upcbroadband.cz [89.176.112.137]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: marex@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 3E0A882DB7; Thu, 17 Feb 2022 01:25:55 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1645057555; bh=DeGVi7fSwef8945eZpuZEP5eIV5T4K8ZJYArxD65N3A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tyvYEaJPKti1IPeT9zkiVbXrwPVD6O1B0DIMuWsEwx2GZRCP3MQ65itXaJNdyv+GY WAoqFZhQkb6AdoNcEBBia+DP+ykPAAIM/1qHZVYY+YStZk5L8ALj/39lNbsdODiGmh mwd9YA4QFJ1gFNwd/Gwc2VzwEx4+JjGIdIPDqlfrlggKKNMsAR1X6JU9GZU5Sxx5Bf /b0mbls61YQMYwleZ5taWc4lttr5Z5dy7ZmVDjKJf2fQq382oGDh8i0P8WCp6QwYVJ euYAkQKV0oEIZCL6rf6YdQ5DvB3x9MHbcM9B4zyaY7w1K/tmg9i14q8ti1w2+GHHMp 4QYrdMcYYwX2A== From: Marek Vasut To: dri-devel@lists.freedesktop.org Subject: [PATCH V2 07/12] drm: bridge: icn6211: Disable DPI color swap Date: Thu, 17 Feb 2022 01:25:25 +0100 Message-Id: <20220217002530.396563-8-marex@denx.de> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220217002530.396563-1-marex@denx.de> References: <20220217002530.396563-1-marex@denx.de> MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.103.5 at phobos.denx.de X-Virus-Status: Clean X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Marek Vasut , Robert Foss , Jagan Teki , Thomas Zimmermann , Sam Ravnborg , Maxime Ripard Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The chip is capable of swapping DPI RGB channels. The driver currently does not implement support for this functionality. Write the MIPI_PN_SWAP register to 0 to assure the color swap is disabled. Signed-off-by: Marek Vasut Cc: Jagan Teki Cc: Maxime Ripard Cc: Robert Foss Cc: Sam Ravnborg Cc: Thomas Zimmermann To: dri-devel@lists.freedesktop.org Acked-by: Maxime Ripard --- V2: Rebase on next-20220214 --- drivers/gpu/drm/bridge/chipone-icn6211.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/bridge/chipone-icn6211.c b/drivers/gpu/drm/bridge/chipone-icn6211.c index 2040596717139..f475426507f19 100644 --- a/drivers/gpu/drm/bridge/chipone-icn6211.c +++ b/drivers/gpu/drm/bridge/chipone-icn6211.c @@ -302,6 +302,7 @@ static void chipone_atomic_enable(struct drm_bridge *bridge, ICN6211_DSI(icn, MIPI_PD_CK_LANE, 0xa0); ICN6211_DSI(icn, PLL_CTRL(12), 0xff); + ICN6211_DSI(icn, MIPI_PN_SWAP, 0x00); /* DPI HS/VS/DE polarity */ pol = ((mode->flags & DRM_MODE_FLAG_PHSYNC) ? BIST_POL_HSYNC_POL : 0) |