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: 12924249 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 16918C43334 for ; Wed, 20 Jul 2022 15:53:08 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3FFCE8D6F9; Wed, 20 Jul 2022 15:53:07 +0000 (UTC) Received: from mail-pg1-x536.google.com (mail-pg1-x536.google.com [IPv6:2607:f8b0:4864:20::536]) by gabe.freedesktop.org (Postfix) with ESMTPS id 729858D5BB for ; Wed, 20 Jul 2022 15:53:06 +0000 (UTC) Received: by mail-pg1-x536.google.com with SMTP id r186so16756099pgr.2 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=OwdNJS6/q9eW7WzFLlaJb6xxnuwLAEe0vvIXe/Pyj3L+gaF+xsA1V2/z4H4mfRMDEs 8ISh5mzvFtA9evzqFRB+Q2EvgUk5GsBQ//zWGohFlrLk8naa6bJKcOP0SYZy2INgybgc /0uLwA1MFdzqh/1t1ZwBT0rH8e+i2hWUtSe3cEp5soHRAvNsNhNxrjzugvNONO4XK1Ef ySxZgry8/thvsPQXSh+9w3/Vjm2WyUfR49QtCBzrE7I5oIwUHf1d/CV1xe81CHHisYDD pXYa2owbGWMfG/YXEZ29MsqkMyors6XvwYcRij048gnLAPx+pGfFBDfisf/ibwPRN6Fh s6yQ== X-Gm-Message-State: AJIora9cRc81cdvqnzFBQk6Ceyq4VqDECMLmgzf2s1oRg7VnIrxwql8s yqzSfToVT+LhtzcjyXkaXic6sA== 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 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 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: linux-samsung-soc@vger.kernel.org, Matteo Lisi , dri-devel@lists.freedesktop.org, NXP Linux Team , linux-amarula , linux-arm-kernel@lists.infradead.org, Jagan Teki Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 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);