From mboxrd@z Thu Jan 1 00:00:00 1970 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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 B5E9ECA9EC7 for ; Thu, 31 Oct 2019 00:47:16 +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 8C21020856 for ; Thu, 31 Oct 2019 00:47:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ONt/VzNC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8C21020856 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+infradead-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=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=R00mOH0fq+4JPn2BE00i5QWc8H3tqosUiBtY0iX+Nkw=; b=ONt /VzNCKorYajdZSULTQvGLIrf8Hw/qmU96g5ZNufjR7qtM6GSGhkymLeMEL/w+Tlhf1AqJOoCQL0Do A3L3wkv9VVNF0r1sp50X2KKVklaGopExo85wJSwGW24XI7u14nXL39dlvz6RoonGZASgFvT+dwbY6 EA3CaZewTcHMY7MirUsKxZpHl8a5z4YLat1lUc0ESeCwSWa072MlRJBSyHiEqrV5+7BMtIru1mYYZ R9dexxlZeGoKNJ0kMvJyrLazrOk1Ny5Ix8gH2g4Gy4MGiQXk2jzOVdtn6gIUlstQVNqhkDJ6VQUhn k1Xe2jOVWoDhWY7OmdPrF56MfplV3rA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iPycN-00056v-Pe; Thu, 31 Oct 2019 00:47:15 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iPycL-00055n-2R for linux-arm-kernel@lists.infradead.org; Thu, 31 Oct 2019 00:47:14 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 2D3C61A04BC; Thu, 31 Oct 2019 01:47:09 +0100 (CET) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id A4CD01A01F5; Thu, 31 Oct 2019 01:47:04 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id CE09E4029B; Thu, 31 Oct 2019 08:46:58 +0800 (SGT) From: Anson Huang To: robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH V2] ARM: dts: imx7ulp-evk: Use APLL_PFD1 as usdhc's clock source Date: Thu, 31 Oct 2019 08:43:42 +0800 Message-Id: <1572482622-22070-1-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191030_174713_251965_397B9703 X-CRM114-Status: GOOD ( 10.30 ) 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-imx@nxp.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org i.MX7ULP does NOT support runtime switching clock source for PCC, APLL_PFD1 by default is usdhc's clock source, so just use it in kernel to avoid below kernel dump during kernel boot up and make sure kernel can boot up with SD root file-system. [ 3.035892] Loading compiled-in X.509 certificates [ 3.136301] sdhci-esdhc-imx 40370000.mmc: Got CD GPIO [ 3.242886] mmc0: Reset 0x1 never completed. [ 3.247190] mmc0: sdhci: ============ SDHCI REGISTER DUMP =========== [ 3.253751] mmc0: sdhci: Sys addr: 0x00000000 | Version: 0x00000002 [ 3.260218] mmc0: sdhci: Blk size: 0x00000200 | Blk cnt: 0x00000001 [ 3.266775] mmc0: sdhci: Argument: 0x00009a64 | Trn mode: 0x00000000 [ 3.273333] mmc0: sdhci: Present: 0x00088088 | Host ctl: 0x00000002 [ 3.279794] mmc0: sdhci: Power: 0x00000000 | Blk gap: 0x00000080 [ 3.286350] mmc0: sdhci: Wake-up: 0x00000008 | Clock: 0x0000007f [ 3.292901] mmc0: sdhci: Timeout: 0x0000008c | Int stat: 0x00000000 [ 3.299364] mmc0: sdhci: Int enab: 0x007f010b | Sig enab: 0x00000000 [ 3.305918] mmc0: sdhci: ACmd stat: 0x00000000 | Slot int: 0x00008402 [ 3.312471] mmc0: sdhci: Caps: 0x07eb0000 | Caps_1: 0x0000b400 [ 3.318934] mmc0: sdhci: Cmd: 0x0000113a | Max curr: 0x00ffffff [ 3.325488] mmc0: sdhci: Resp[0]: 0x00000900 | Resp[1]: 0x0039b37f [ 3.332040] mmc0: sdhci: Resp[2]: 0x325b5900 | Resp[3]: 0x00400e00 [ 3.338501] mmc0: sdhci: Host ctl2: 0x00000000 [ 3.343051] mmc0: sdhci: ============================================ Fixes: 20434dc92c05 ("ARM: dts: imx: add common imx7ulp dtsi support") Signed-off-by: Anson Huang Tested-by: Fabio Estevam --- Changes since V1: - Add fixes tag. --- arch/arm/boot/dts/imx7ulp-evk.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx7ulp-evk.dts b/arch/arm/boot/dts/imx7ulp-evk.dts index f1093d2..a863a2b 100644 --- a/arch/arm/boot/dts/imx7ulp-evk.dts +++ b/arch/arm/boot/dts/imx7ulp-evk.dts @@ -78,7 +78,7 @@ &usdhc0 { assigned-clocks = <&pcc2 IMX7ULP_CLK_USDHC0>; - assigned-clock-parents = <&scg1 IMX7ULP_CLK_NIC1_DIV>; + assigned-clock-parents = <&scg1 IMX7ULP_CLK_APLL_PFD1>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usdhc0>; cd-gpios = <&gpio_ptc 10 GPIO_ACTIVE_LOW>; -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel