From patchwork Fri Jan 14 03:48:34 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Vasut X-Patchwork-Id: 12713365 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 E6FBAC4332F for ; Fri, 14 Jan 2022 03:49:19 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4F8E110EB6B; Fri, 14 Jan 2022 03:49:06 +0000 (UTC) Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8B80010EB6F for ; Fri, 14 Jan 2022 03:49:01 +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 0118883042; Fri, 14 Jan 2022 04:48:59 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1642132140; bh=fPLPtkzDc+R9dlV0BuT1QPFi6iDt5+t9qjaopWVHJ9U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qvKQ6PKV74cGYYXcNPVtEbmR2FADOaKNqlWtHGfPOsc8YBSGP9fVX8akqnSHEUXpt pPYqQsvOE8+ll1QnxNBeqGwWwXWE1noBT3NsTL4tYvQxcb0KvA5D+DU6uyat4gtouI dgOPtykUG4as24sexXpoIUrxxvbhIrixUBX0mNnqGeHLE8TRVGRxfwKMFPLXdWtTXm ZghojJGt3HzL2woJoG7FqpoDbp6kIXlIG6duvg9DyDcyCXYnRj5gKrBe4kW8sjRESI DMoJMsCvf0rauffUIcD6mf+A1IbRcTskGN/3StZQc2zM+7unWTrKpMirvLxZZmPJx+ NSgul55Fa2Lrw== From: Marek Vasut To: dri-devel@lists.freedesktop.org Subject: [PATCH 10/14] drm: bridge: icn6211: Disable DPI color swap Date: Fri, 14 Jan 2022 04:48:34 +0100 Message-Id: <20220114034838.546267-10-marex@denx.de> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220114034838.546267-1-marex@denx.de> References: <20220114034838.546267-1-marex@denx.de> MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.103.2 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 , Thomas Zimmermann , Sam Ravnborg , Jagan Teki , Robert Foss 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: Robert Foss Cc: Sam Ravnborg Cc: Thomas Zimmermann To: dri-devel@lists.freedesktop.org --- 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 6daf2f8013733..e41e671fed46d 100644 --- a/drivers/gpu/drm/bridge/chipone-icn6211.c +++ b/drivers/gpu/drm/bridge/chipone-icn6211.c @@ -325,6 +325,7 @@ 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) |