From patchwork Wed Jul 20 15:52:02 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 593233 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 DC675C433EF for ; Wed, 20 Jul 2022 15:53:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229700AbiGTPxH (ORCPT ); Wed, 20 Jul 2022 11:53:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59042 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229456AbiGTPxH (ORCPT ); Wed, 20 Jul 2022 11:53:07 -0400 Received: from mail-pg1-x52a.google.com (mail-pg1-x52a.google.com [IPv6:2607:f8b0:4864:20::52a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7FD8B4BD18 for ; Wed, 20 Jul 2022 08:53:06 -0700 (PDT) Received: by mail-pg1-x52a.google.com with SMTP id h132so16737304pgc.10 for ; Wed, 20 Jul 2022 08:53:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=FpNHItAiwu0m52sC3pwbotY9M6xqSP85k2SUYkR4F+A=; b=lPurvLEtAzdCctBqQCCtusfet5pL5hgD2AbZEjqT/e61F3wOg3UEydk2YMkjqe2sKq 9CW+AKWaLb5ATXkfm5dRrvyxto2zuDnk6ALJMGuVWStEAt1A37zzie+P4afSlyB96MKC ZWUomieQpZSDGPNCGQZSj5ZwWGIunGo0KPwI8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=FpNHItAiwu0m52sC3pwbotY9M6xqSP85k2SUYkR4F+A=; b=0EMA02m9Uu4F57DFwtnG4VpWmcynaUDsM3V+xhtHTArmWL3VVy9byBDBn13zJzgLgv 50/V1rEVPD32HyX8KYeCOcKHRD0cIQlEBSCSICom1bpeNPbaZGbwEkjMKewFb43SfbTO pvmoVB4H9BsZiLoUWWey25pqukYIrogalFDB5UJM9RzRaP1yiP7s+OyodjMdIe8HQ3zR 4T1wyDR9k7BcTAmuVdJaswvW7WxeVlfh47gBzs897y/JhMBpVyguDkZXj6Gy5NH94i+z AEKvxVbIitPHme38Df7DvZ/WRichMELvzfqIlWYEFt4pO7JYhNRWCwJG6fV0bqKxMnY1 q3mg== X-Gm-Message-State: AJIora9DAfFShHELxd+sx4BPNADUQhYnaV/Ml2rHRgJS83Y5jVd2ltjw P4t/oDUZswwiILVc1ZWSEZKHWA== X-Google-Smtp-Source: AGRyM1tvNubQhLd0y80/Nb0oQe9wwe7GN/cevALO7+n5VX6hSZl09GrQH8Is9zCkMDqymqYtiIzAkA== X-Received: by 2002:a63:904a:0:b0:415:18b4:ea92 with SMTP id a71-20020a63904a000000b0041518b4ea92mr34007714pge.551.1658332385950; Wed, 20 Jul 2022 08:53:05 -0700 (PDT) Received: from localhost.localdomain ([2405:201:c00a:a073:d177:d5:aee:4f03]) by smtp.gmail.com with ESMTPSA id a8-20020a170902710800b0015e8d4eb1d7sm13919198pll.33.2022.07.20.08.52.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Jul 2022 08:53:05 -0700 (PDT) From: Jagan Teki To: Andrzej Hajda , Inki Dae , Marek Szyprowski , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Frieder Schrempf , Fancy Fang , Tim Harvey , Michael Nazzareno Trimarchi , Adam Ford , Neil Armstrong , Robert Foss , Laurent Pinchart , Tommaso Merciai , Marek Vasut Cc: Matteo Lisi , dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, NXP Linux Team , linux-amarula , Jagan Teki Subject: [PATCH v3 05/13] drm: bridge: samsung-dsim: Mark PHY as optional Date: Wed, 20 Jul 2022 21:22:02 +0530 Message-Id: <20220720155210.365977-6-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220720155210.365977-1-jagan@amarulasolutions.com> References: <20220720155210.365977-1-jagan@amarulasolutions.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org In i.MX8M Mini/Nano SoC the DSI Phy requires a MIPI DPHY bit to reset in order to activate the PHY and that can be done via upstream i.MX8M blk-ctrl driver. So, mark the phy get as optional. v3, v2: * none v1: * new patch Signed-off-by: Jagan Teki --- drivers/gpu/drm/bridge/samsung-dsim.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index 4d5f72de2240..9b74a3f98a17 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -1583,7 +1583,7 @@ static int samsung_dsim_probe(struct platform_device *pdev) if (IS_ERR(dsi->reg_base)) return PTR_ERR(dsi->reg_base); - dsi->phy = devm_phy_get(dev, "dsim"); + dsi->phy = devm_phy_optional_get(dev, "dsim"); if (IS_ERR(dsi->phy)) { dev_info(dev, "failed to get dsim phy\n"); return PTR_ERR(dsi->phy);