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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5F684C43217 for ; Mon, 3 Oct 2022 07:44:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231962AbiJCHof (ORCPT ); Mon, 3 Oct 2022 03:44:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39162 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232228AbiJCHnw (ORCPT ); Mon, 3 Oct 2022 03:43:52 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4E4585727C; Mon, 3 Oct 2022 00:25:47 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 400ECB80E6D; Mon, 3 Oct 2022 07:18:47 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8D7A0C433C1; Mon, 3 Oct 2022 07:18:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1664781525; bh=wa4Do4daHGoSjRqKXUWxffT+Kt2EzKtJY/TVXVUcLNQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=g0+82joAcQPAFrpZovwusz0N6CRM2IIXzmRAE9vPb+lugkXDXoFrMPIUTrGJ+GB5p tEGMdpzIh2wT0PV0zHo0wneWIxVC2O5a7Rq77uMnEMEwDsgT/XyzmCQHx7GFOXDHy6 uHOUa/vUXw4OTmahFz3puvZAlqQqyevdd8QE++/g= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Philippe Schenker , Adrien Grassein , Neil Armstrong , Sasha Levin Subject: [PATCH 5.15 51/83] drm/bridge: lt8912b: set hdmi or dvi mode Date: Mon, 3 Oct 2022 09:11:16 +0200 Message-Id: <20221003070723.280873664@linuxfoundation.org> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221003070721.971297651@linuxfoundation.org> References: <20221003070721.971297651@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Philippe Schenker [ Upstream commit 6dd1de12e1243f2013e4fabf31e99e63b1a860d0 ] The Lontium LT8912 does have a setting for DVI or HDMI. This patch reads from EDID what the display needs and sets it accordingly. Fixes: 30e2ae943c26 ("drm/bridge: Introduce LT8912B DSI to HDMI bridge") Signed-off-by: Philippe Schenker Acked-by: Adrien Grassein Signed-off-by: Neil Armstrong Link: https://patchwork.freedesktop.org/patch/msgid/20220922124306.34729-3-dev@pschenker.ch Signed-off-by: Sasha Levin --- drivers/gpu/drm/bridge/lontium-lt8912b.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/bridge/lontium-lt8912b.c b/drivers/gpu/drm/bridge/lontium-lt8912b.c index 0fae72d45040..6e04d51b4636 100644 --- a/drivers/gpu/drm/bridge/lontium-lt8912b.c +++ b/drivers/gpu/drm/bridge/lontium-lt8912b.c @@ -321,6 +321,8 @@ static int lt8912_video_setup(struct lt8912 *lt) vsync_activehigh ? BIT(0) : 0); ret |= regmap_update_bits(lt->regmap[I2C_MAIN], 0xab, BIT(1), hsync_activehigh ? BIT(1) : 0); + ret |= regmap_update_bits(lt->regmap[I2C_MAIN], 0xb2, BIT(0), + lt->connector.display_info.is_hdmi ? BIT(0) : 0); return ret; } -- 2.35.1