From patchwork Fri Apr 8 16:21:00 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 12806938 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 8ABE5C433EF for ; Fri, 8 Apr 2022 16:22:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DF7FA10E511; Fri, 8 Apr 2022 16:22:34 +0000 (UTC) Received: from mail-pg1-x52b.google.com (mail-pg1-x52b.google.com [IPv6:2607:f8b0:4864:20::52b]) by gabe.freedesktop.org (Postfix) with ESMTPS id 984E210E511 for ; Fri, 8 Apr 2022 16:22:33 +0000 (UTC) Received: by mail-pg1-x52b.google.com with SMTP id r66so8201987pgr.3 for ; Fri, 08 Apr 2022 09:22:33 -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=gGzzNcZY8RobibNWD65GpD1P4b/cN9VaV+JKjs3w2tM=; b=cEAopD5V2S3S9ex0G6yHvQna15BEzdeRDqQPGNwvzhtdW32VdJuPEHuaXwCxfnl93B vc3qC9H4s7hVxWGb7MCY0xBskCl0wOyh0MqHzrWShGJmF0wTQ3DCBxX3hI2x75BfLhtQ fy3SOSKYH3fg9aP9OvoFMxcLVee2Lh3Zlye7o= 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=gGzzNcZY8RobibNWD65GpD1P4b/cN9VaV+JKjs3w2tM=; b=V143vfR8U2OPmh/51ofYhvBE4xiPMQZLRBl9pHLYIPKKLxtDQCCMcKQ/gybgpvbbEM GyBKD14EMFQCGS4cNfQSH7rHsox6QE86rRm7TDXV7WPYPbeFmLviKy+uU4ILbvRYm6HE x4DnXDVVYFjHIkd+LrfrpBH0JvlL2oQPUao6Qebzdp7kK6ShMKoOsnEjjJRUDms+QRYR zLZ8gYGViNJl8DoPqVcv/pnOHv+aQwmJf3jm6DIdAvNapEEmS8uWvLvmqz3rUOBblA3n KrgH4hbIHhRAXjCYyFLVbmEnxO+/rzLu9lKTc2cmxBl+Z9He9MmGDlhn5SOE7PjAkgN0 PmRA== X-Gm-Message-State: AOAM533cBDPF15pB4945igCiz2Kw3DVZLLIo9+lt64np8Adyw8ec6sQ2 xA54IcQ1vG9EqmwYoCvPI3egVA== X-Google-Smtp-Source: ABdhPJyMQiWVcRguZ6ZZ6h+HCm/rUJKRxdLX++3Psb+xCLNDLaij1ylis+3u/mmBF732gkrXUsyQHA== X-Received: by 2002:a05:6a00:238f:b0:4f7:78b1:2f6b with SMTP id f15-20020a056a00238f00b004f778b12f6bmr20311000pfc.17.1649434953099; Fri, 08 Apr 2022 09:22:33 -0700 (PDT) Received: from j-ThinkPad-E14-Gen-2.domain.name ([45.249.78.214]) by smtp.gmail.com with ESMTPSA id n18-20020a056a0007d200b004fdac35672fsm24929863pfu.68.2022.04.08.09.22.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Apr 2022 09:22:32 -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 , Rob Herring Subject: [PATCH 03/11] drm: bridge: samsung-dsim: Mark PHY as optional Date: Fri, 8 Apr 2022 21:51:00 +0530 Message-Id: <20220408162108.184583-4-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220408162108.184583-1-jagan@amarulasolutions.com> References: <20220408162108.184583-1-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: devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org, 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. 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 0e6a5d1c7e4e..ff05c8e01cff 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -1539,7 +1539,7 @@ 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);