From patchwork Thu Oct 10 08:33:34 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Tang X-Patchwork-Id: 11182933 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7DE241709 for ; Thu, 10 Oct 2019 08:44:28 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 5B5B421929 for ; Thu, 10 Oct 2019 08:44:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="sb6rppjx" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5B5B421929 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.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=VKtlAEURnYk6YsZGma8ovTaH0MBZTRWVCMyDfjQFrjE=; b=sb6 rppjx+co+RhGZ3/c2Qkuta/oqlH+sk+1nDb1oCsoV4anaJwLAWM+Mtxmj5hVTxVACAyASYs6Vi6tU GNXpxJpptpEmu7YAywEKHZeZLAvJGgnges9DSk1eM8clW4TG5J0SZDS0wbWBXNaU+nEt36tpxlpnT X0cVHmjvsmM+sV3EEoeXG2CVJ9OHNVsgKV4tz0NHITrJ+yqNOb9xR5+kuj4gc30xWC164lJlEYuED mAyYfMxKkXl7qVSqCg5nrYbQGsp5Hgcb+dlkmT5Jv/y6z9nt2xLCnGeoeG+vrPymKaB+QHTHfG8IT crq0dmbIqkCGteLTAVUW3uupA4vurzQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.2 #3 (Red Hat Linux)) id 1iIU3f-0001L7-UI; Thu, 10 Oct 2019 08:44:27 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.92.2 #3 (Red Hat Linux)) id 1iIU3d-0001KL-Bd for linux-arm-kernel@lists.infradead.org; Thu, 10 Oct 2019 08:44:26 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 0B3B5200925; Thu, 10 Oct 2019 10:44:24 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 04E9B200862; Thu, 10 Oct 2019 10:44:20 +0200 (CEST) Received: from titan.ap.freescale.net (TITAN.ap.freescale.net [10.192.208.233]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id B5F0E402DA; Thu, 10 Oct 2019 16:44:14 +0800 (SGT) From: Yuantian Tang To: shawnguo@kernel.org Subject: [PATCH v2] arm64: dts: ls1028a: fix a compatible issue Date: Thu, 10 Oct 2019 16:33:34 +0800 Message-Id: <20191010083334.7037-1-andy.tang@nxp.com> X-Mailer: git-send-email 2.9.5 X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191010_014425_554694_F608A28F X-CRM114-Status: UNSURE ( 8.86 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [92.121.34.21 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 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: mark.rutland@arm.com, devicetree@vger.kernel.org, Yuantian Tang , linux-kernel@vger.kernel.org, leoyang.li@nxp.com, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The I2C multiplexer used on ls1028aqds is PCA9547, not PCA9847. If the wrong compatible was used, this chip will not be able to be probed correctly and hence fail to work. Signed-off-by: Yuantian Tang Acked-by: Li Yang --- v2: - refine the description arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts index 5e14e5a19744..f5da9e8b0d9d 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts @@ -107,7 +107,7 @@ status = "okay"; i2c-mux@77 { - compatible = "nxp,pca9847"; + compatible = "nxp,pca9547"; reg = <0x77>; #address-cells = <1>; #size-cells = <0>;