From patchwork Mon Mar 1 16:12:22 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 390293 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 9C0FCC433DB for ; Mon, 1 Mar 2021 16:18:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 52CE164EEC for ; Mon, 1 Mar 2021 16:18:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237699AbhCAQSV (ORCPT ); Mon, 1 Mar 2021 11:18:21 -0500 Received: from mail.kernel.org ([198.145.29.99]:55516 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237688AbhCAQRG (ORCPT ); Mon, 1 Mar 2021 11:17:06 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 1B59F64DE5; Mon, 1 Mar 2021 16:16:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1614615383; bh=ADR4RqQ7UnHNWLhicJav5VyFALEwfAJCpTjVjswRJ/o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=YxkHPaAtsg3IJcic7YVoMNDqY3GwCh0HPnj09ykyvgY1qZ19BFkHUBTiBlFTzKX5s h6OzKjn4KZhsnGFuUBUDehRjXcHRxpfFq6ZyfZpKRxtSpwDjpoGBChEmfNwPqB4q+2 YJDMsIKI/U2Dx4ah7MyyaYNUPTYEK2tj5IRc4SeA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Krzysztof Kozlowski , Sasha Levin Subject: [PATCH 4.4 10/93] ARM: dts: exynos: correct PMIC interrupt trigger level on Spring Date: Mon, 1 Mar 2021 17:12:22 +0100 Message-Id: <20210301161007.407919540@linuxfoundation.org> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210301161006.881950696@linuxfoundation.org> References: <20210301161006.881950696@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 77e6a5467cb8657cf8b5e610a30a4c502085e4f9 ] 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: 53dd4138bb0a ("ARM: dts: Add exynos5250-spring device tree") Signed-off-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20201210212903.216728-4-krzk@kernel.org Signed-off-by: Sasha Levin --- arch/arm/boot/dts/exynos5250-spring.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/exynos5250-spring.dts b/arch/arm/boot/dts/exynos5250-spring.dts index c1edd6d038a90..4b3bd43f77213 100644 --- a/arch/arm/boot/dts/exynos5250-spring.dts +++ b/arch/arm/boot/dts/exynos5250-spring.dts @@ -112,7 +112,7 @@ compatible = "samsung,s5m8767-pmic"; reg = <0x66>; interrupt-parent = <&gpx3>; - interrupts = <2 IRQ_TYPE_NONE>; + interrupts = <2 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&s5m8767_irq &s5m8767_dvs &s5m8767_ds>; wakeup-source;