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=-16.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,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 8BB0EC43461 for ; Thu, 17 Sep 2020 18:56:36 +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 34739206A1 for ; Thu, 17 Sep 2020 18:56:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="2DhXuJU5"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="aHEyE9l2" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 34739206A1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org 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:References:In-Reply-To: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:List-Owner; bh=Rq0NJXbxLUF3KZroAnb7ZW0PyTS/yGHVqUlCXXb/ekU=; b=2DhXuJU5liw6H50Mj9BBzWGOSF zHP9eWWPb3ICuIpOse6WbFA8L+i7PopS7XVCpycynrV+aDD5dW6kJotQNs03q/QTz5OIwHGd/8KB5 mqHgPDpq6KekNmau62kZ/zAQtpXd/VTFlcem2xhMhR27Vw5tkrAbcHB6+riQ4R5aDSnwCbndGzBxj 1JbHW4tJNE5XglddUx3tIfd3FaY2PHgJ2mqvR4ARRM6UbSmHF7qC0bOr1Z7ddzGeWjq0tKUPZcOTe PwyULdPTTafI3pjWEaUiDXiku3DKUEr6E4Lu/ODCERvh34h2AhMr9TD2UumIwgUVqF7FQ+RdlwXL5 3Y11ILUA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kIz3m-0002DC-59; Thu, 17 Sep 2020 18:55:10 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kIz3g-0002BW-7U for linux-arm-kernel@lists.infradead.org; Thu, 17 Sep 2020 18:55:05 +0000 Received: from kozik-lap.mshome.net (unknown [194.230.155.191]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7284A22211; Thu, 17 Sep 2020 18:54:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600368903; bh=Tf6j9/g6ssvG3k+ON3t83cV1K0lTh2I4Nkn5/PHO+4M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aHEyE9l2fhYri/8Ux0H7W2GgoHVPLOG2EkQ81mTkLbdbGiK0gkzM0JKUPWfBGlD/J RX2O57M3kZvkHu4GWi5pCBa444OP2Uy0KA/w/RuuV/VEj/VEzZPPOteKOsq5ab96fD 2iHgDdU1O3hD3SLYy1wu/nSGptsggS2v2TberEPw= From: Krzysztof Kozlowski To: Rob Herring , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Krzysztof Kozlowski , Adam Ford , Daniel Baluta , Anson Huang , Jacky Bai , Robin Gong , Peter Chen , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 2/4] arm64: dts: imx8mm: correct interrupt flags Date: Thu, 17 Sep 2020 20:54:47 +0200 Message-Id: <20200917185449.5687-2-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200917185449.5687-1-krzk@kernel.org> References: <20200917185449.5687-1-krzk@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200917_145504_452081_4981E5A0 X-CRM114-Status: GOOD ( 17.32 ) 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: Tim Harvey 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+linux-arm-kernel=archiver.kernel.org@lists.infradead.org GPIO_ACTIVE_x flags are not correct in the context of interrupt flags. These are simple defines so they could be used in DTS but they will not have the same meaning: 1. GPIO_ACTIVE_HIGH = 0 = IRQ_TYPE_NONE 2. GPIO_ACTIVE_LOW = 1 = IRQ_TYPE_EDGE_RISING Correct the interrupt flags, assuming the author of the code wanted same logical behavior behind the name "ACTIVE_xxx", this is: ACTIVE_LOW => IRQ_TYPE_LEVEL_LOW ACTIVE_HIGH => IRQ_TYPE_LEVEL_HIGH In case of level low interrupts, enable also internal pull up. It is required at least on imx8mm-evk, according to schematics. The schematics for Variscite imx8mm-var-som are not available and I was unable to get proper configuration from Variscite. Signed-off-by: Krzysztof Kozlowski --- Changes since v1: 1. Correct title. 2. Enable pull ups. --- arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi | 4 ++-- arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi | 4 ++-- arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts | 2 +- arch/arm64/boot/dts/freescale/imx8mm-var-som.dtsi | 6 +++++- 4 files changed, 10 insertions(+), 6 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi index 502faf6144b0..6de86a4f0ec4 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi @@ -74,7 +74,7 @@ reg = <0x4b>; pinctrl-0 = <&pinctrl_pmic>; interrupt-parent = <&gpio1>; - interrupts = <3 GPIO_ACTIVE_LOW>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; rohm,reset-snvs-powered; regulators { @@ -292,7 +292,7 @@ pinctrl_pmic: pmicirqgrp { fsl,pins = < - MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41 + MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x141 >; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi index f572b7d207f4..f305a530ff6f 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi @@ -123,7 +123,7 @@ reg = <0x4b>; pinctrl-0 = <&pinctrl_pmic>; interrupt-parent = <&gpio1>; - interrupts = <3 GPIO_ACTIVE_LOW>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; rohm,reset-snvs-powered; #clock-cells = <0>; @@ -392,7 +392,7 @@ pinctrl_pmic: pmicirqgrp { fsl,pins = < - MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41 + MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x141 >; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts b/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts index 67ceda14d648..a56f602ba0a3 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts @@ -134,7 +134,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_captouch>; interrupt-parent = <&gpio5>; - interrupts = <4 GPIO_ACTIVE_HIGH>; + interrupts = <4 IRQ_TYPE_LEVEL_HIGH>; touchscreen-size-x = <800>; touchscreen-size-y = <480>; diff --git a/arch/arm64/boot/dts/freescale/imx8mm-var-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-var-som.dtsi index 9c6e91243ba0..4107fe914d08 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-var-som.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-var-som.dtsi @@ -137,7 +137,11 @@ reg = <0x4b>; pinctrl-0 = <&pinctrl_pmic>; interrupt-parent = <&gpio2>; - interrupts = <8 GPIO_ACTIVE_LOW>; + /* + * The interrupt is not correct. It should be level low, + * however with internal pull up this causes IRQ storm. + */ + interrupts = <8 IRQ_TYPE_EDGE_RISING>; rohm,reset-snvs-powered; #clock-cells = <0>; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel