From patchwork Thu Dec 10 21:28:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 11966599 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=-17.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 19BECC4361B for ; Thu, 10 Dec 2020 21:32:17 +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 9EBA023D9A for ; Thu, 10 Dec 2020 21:32:16 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9EBA023D9A 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:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version: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=3r4ATBEdt//fp250iJebfrDEDWkbvoblcAve/7mtr/o=; b=1IixZqJDVdkjT8eQwnnI1d/r1 BRTrOJ07jOzKLtk26Y/rRTcW1ESENDw6ZXWpMl+s565T9eaYoJ0oLdPcH1z+nq+4HuF7XmDwZDv0H QUuyRihHFXxxbMFOcMHlu0fY4aNjIM2vUaGkKMDdGWKRwUbBLoj7laqaD8YQHIN1PMWItZAeyogdz HalWGH8vPbVuQlUaR20GXaWkg0rCOYoV8LQHuPzpYoqEHbekyCFY4pn8LLHgdsybl4jCYSrVnlAbY lEY2x4GHLo7HvxR8On6zbOQ4U8tcFUEVdpJ+qyZeEAUxOFaxGZfCNIHRmM8o82OWk0NWSYCkr7Hm2 aIIMY38LQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1knTW1-000494-Lr; Thu, 10 Dec 2020 21:30:21 +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 1knTV5-0003cB-RW for linux-arm-kernel@lists.infradead.org; Thu, 10 Dec 2020 21:29:25 +0000 From: Krzysztof Kozlowski Authentication-Results: mail.kernel.org; dkim=permerror (bad message/signature format) To: Rob Herring , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz , Lee Jones , Chanwoo Choi , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 4/9] ARM: dts: exynos: correct PMIC interrupt trigger level on Spring Date: Thu, 10 Dec 2020 22:28:58 +0100 Message-Id: <20201210212903.216728-4-krzk@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201210212903.216728-1-krzk@kernel.org> References: <20201210212903.216728-1-krzk@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201210_162924_211436_7CE4DB44 X-CRM114-Status: GOOD ( 11.47 ) 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: Sylwester Nawrocki , Marek Szyprowski Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 --- 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 9d2baea62d0d..fba1462b19df 100644 --- a/arch/arm/boot/dts/exynos5250-spring.dts +++ b/arch/arm/boot/dts/exynos5250-spring.dts @@ -109,7 +109,7 @@ pmic@66 { 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;