From patchwork Wed Jan 20 23:41:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robin Murphy X-Patchwork-Id: 12033861 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 10FC3C433E0 for ; Wed, 20 Jan 2021 23:43:53 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A98352368A for ; Wed, 20 Jan 2021 23:43:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A98352368A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References:List-Owner; bh=ZLm8XG64GR3VYh179zgEZ2u/y9wRhrsGB5R15h3M1Jc=; b=AhOAkBr6NnHo4MRFqL6glZRLgG 3xf8YVNtpCMFvk8Htj2wR5Xi71VQ9ZrLN/Xj/SqqbUAaEGoNq5TlJ3oyvJ0ngvupaMrdiIsT+Tphz QEvSbmkRmFliGqxys3bVkmq1q3W2cxIjgqopMAiIOUj53JBJ2z3qJ10znA9hBTFNp3Svsf4hFvNv8 litF/dGdOXtnjeqbvWUjtxe+Apuhq2RatiIjRIbpolhfGAR4insucOHqsiCe9MjFw/8jZ3CNgQEXy O3hWB8960FPFcxk7AaZxFdjnuEOHXPmSeQRch2wxmNDXCxkDL7pUYDZgV6gBLoteFfMBetrFNbrD/ 5/vNK3qA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l2N6s-0005iS-On; Wed, 20 Jan 2021 23:41:58 +0000 Received: from foss.arm.com ([217.140.110.172]) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l2N6q-0005i0-1n; Wed, 20 Jan 2021 23:41:57 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 4BE23D6E; Wed, 20 Jan 2021 15:41:46 -0800 (PST) Received: from DESKTOP-VLO843J.arm.com (unknown [10.57.39.58]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 133943F66E; Wed, 20 Jan 2021 15:41:44 -0800 (PST) From: Robin Murphy To: heiko@sntech.de Subject: [PATCH] arm64: dts: rockchip: Disable display for NanoPi R2S Date: Wed, 20 Jan 2021 23:41:39 +0000 Message-Id: X-Mailer: git-send-email 2.17.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210120_184156_164793_DF8A62BF X-CRM114-Status: GOOD ( 14.76 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org NanoPi R2S is headless, so rightly does not enable any of the display interface hardware, which currently provokes an obnoxious error in the boot log from the fake DRM device failing to find anything to bind to. It probably isn't *too* hard to obviate the fake device shenanigans entirely with a bit of driver reshuffling, but for now let's just disable it here to shut up the spurious error. Signed-off-by: Robin Murphy --- arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts index 2ee07d15a6e3..1eecad724f04 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts +++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts @@ -114,6 +114,10 @@ cpu-supply = <&vdd_arm>; }; +&display_subsystem { + status = "disabled"; +}; + &gmac2io { assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>; assigned-clock-parents = <&gmac_clk>, <&gmac_clk>;