From patchwork Mon Mar 1 16:10:54 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 390080 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=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, 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 DDA40C433DB for ; Mon, 1 Mar 2021 17:04:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A934A65147 for ; Mon, 1 Mar 2021 17:04:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236691AbhCAREP (ORCPT ); Mon, 1 Mar 2021 12:04:15 -0500 Received: from mail.kernel.org ([198.145.29.99]:55608 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236081AbhCAQ6K (ORCPT ); Mon, 1 Mar 2021 11:58:10 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 38D0E64F5F; Mon, 1 Mar 2021 16:36:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1614616608; bh=fCno+U9/xsZ7NAgFtgu8d8F1PqWFUUMKQwX3r/gl7kY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QfhljVtpORfhGDur5xsIRuRL3iGl1D+HOtASei4cbG7CtOGoK7xnjfy+hGLDwdH5t YlB3l4AM0osg78jhf/6flmdODoCqT6M6gusU6BoczK5NgHhwtnL6IQyNzpFd2BvdIS 2iPPVAY/1c70hTbgXkS8jzkj/9RV8OiwtRdU3yE4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Krzysztof Kozlowski , Sasha Levin Subject: [PATCH 4.19 034/247] arm64: dts: exynos: correct PMIC interrupt trigger level on Espresso Date: Mon, 1 Mar 2021 17:10:54 +0100 Message-Id: <20210301161033.350680829@linuxfoundation.org> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210301161031.684018251@linuxfoundation.org> References: <20210301161031.684018251@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Krzysztof Kozlowski [ Upstream commit 1fea2eb2f5bbd3fbbe2513d2386b5f6e6db17fd7 ] The Samsung PMIC datasheets describe the interrupt line as active low with a requirement of acknowledge from the CPU. Without specifying the interrupt type in Devicetree, kernel might apply some fixed configuration, not necessarily working for this hardware. Fixes: 9589f7721e16 ("arm64: dts: Add S2MPS15 PMIC node on exynos7-espresso") Signed-off-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20201210212903.216728-8-krzk@kernel.org Signed-off-by: Sasha Levin --- arch/arm64/boot/dts/exynos/exynos7-espresso.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts index d991eae5202f2..2ba62118ae906 100644 --- a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts +++ b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts @@ -85,7 +85,7 @@ s2mps15_pmic@66 { compatible = "samsung,s2mps15-pmic"; reg = <0x66>; - interrupts = <2 IRQ_TYPE_NONE>; + interrupts = <2 IRQ_TYPE_LEVEL_LOW>; interrupt-parent = <&gpa0>; pinctrl-names = "default"; pinctrl-0 = <&pmic_irq>;