From patchwork Thu Dec 10 21:18:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 342176 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, 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 C4273C4167B for ; Thu, 10 Dec 2020 21:20:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 935E823B31 for ; Thu, 10 Dec 2020 21:20:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404743AbgLJVTu (ORCPT ); Thu, 10 Dec 2020 16:19:50 -0500 Received: from mail.kernel.org ([198.145.29.99]:35450 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2404774AbgLJVTp (ORCPT ); Thu, 10 Dec 2020 16:19:45 -0500 From: Krzysztof Kozlowski Authentication-Results: mail.kernel.org; dkim=permerror (bad message/signature format) To: Krzysztof Kozlowski , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Bongsu Jeon Subject: [PATCH] arm64: dts: exynos: correct S3FWRN5 NFC interrupt trigger level on TM2 Date: Thu, 10 Dec 2020 22:18:58 +0100 Message-Id: <20201210211859.215047-1-krzk@kernel.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The S3FWRN5 datasheet describe the interrupt line as rising edge. The current configuration as level high, could cause spurious interrupts. Signed-off-by: Krzysztof Kozlowski --- arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi index 03486a8ffc67..174ea507192d 100644 --- a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi +++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi @@ -793,7 +793,7 @@ s3fwrn5: nfc@27 { compatible = "samsung,s3fwrn5-i2c"; reg = <0x27>; interrupt-parent = <&gpa1>; - interrupts = <3 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <3 IRQ_TYPE_EDGE_RISING>; en-gpios = <&gpf1 4 GPIO_ACTIVE_HIGH>; wake-gpios = <&gpj0 2 GPIO_ACTIVE_HIGH>; };