From patchwork Mon Mar 1 16:10:47 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 390072 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 4E9A6C433DB for ; Mon, 1 Mar 2021 17:07:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 24A0265171 for ; Mon, 1 Mar 2021 17:07:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232419AbhCARGi (ORCPT ); Mon, 1 Mar 2021 12:06:38 -0500 Received: from mail.kernel.org ([198.145.29.99]:59160 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234807AbhCAQ7T (ORCPT ); Mon, 1 Mar 2021 11:59:19 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 540FD64FED; Mon, 1 Mar 2021 16:37:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1614616668; bh=B7XW7BLs2z4ebKxTAMHvLPksR/2GuNm+Z4BT0ZXd2Uw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eFEEeTWbZJzSttzmloKdYYkiBYCuzHK+Pl4yHU7uzUeupSi4eH0MFIRUQ95+G5Qxe 02N7QYGOLV0BuXzbkd5Or30+6MNvNFN5DDqRFS1NjAy+FodKP5FS2LciS5JArXcGat xfac9KtHyf+hG3+2TpSa2YBLBSPeX7yCG5Zt6GHw= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Krzysztof Kozlowski , Marek Szyprowski , Sasha Levin Subject: [PATCH 4.19 027/247] ARM: dts: exynos: correct PMIC interrupt trigger level on Artik 5 Date: Mon, 1 Mar 2021 17:10:47 +0100 Message-Id: <20210301161033.025438796@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 cb31334687db31c691901269d65074a7ffaecb18 ] 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: b004a34bd0ff ("ARM: dts: exynos: Add exynos3250-artik5 dtsi file for ARTIK5 module") Signed-off-by: Krzysztof Kozlowski Tested-by: Marek Szyprowski Link: https://lore.kernel.org/r/20201210212903.216728-1-krzk@kernel.org Signed-off-by: Sasha Levin --- arch/arm/boot/dts/exynos3250-artik5.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/exynos3250-artik5.dtsi b/arch/arm/boot/dts/exynos3250-artik5.dtsi index 7c22cbf6f3d41..6e30db644c83a 100644 --- a/arch/arm/boot/dts/exynos3250-artik5.dtsi +++ b/arch/arm/boot/dts/exynos3250-artik5.dtsi @@ -68,7 +68,7 @@ s2mps14_pmic@66 { compatible = "samsung,s2mps14-pmic"; interrupt-parent = <&gpx3>; - interrupts = <5 IRQ_TYPE_NONE>; + interrupts = <5 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&s2mps14_irq>; reg = <0x66>;