From patchwork Wed Jul 19 11:43:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrej Picej X-Patchwork-Id: 704420 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4F6DDEB64DA for ; Wed, 19 Jul 2023 11:44:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230182AbjGSLoL (ORCPT ); Wed, 19 Jul 2023 07:44:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60156 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229554AbjGSLoK (ORCPT ); Wed, 19 Jul 2023 07:44:10 -0400 Received: from cpanel.siel.si (cpanel.siel.si [46.19.9.99]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 29FB3CD; Wed, 19 Jul 2023 04:44:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=norik.com; s=default; h=Content-Transfer-Encoding:MIME-Version:Message-Id:Date:Subject: Cc:To:From:Sender:Reply-To:Content-Type:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: In-Reply-To:References:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=+EU1kAbJnGFga+DEMcEz14EYTyUDbcZAv8+vk+63FuM=; b=nsbEEhKqh6tCAlxcT2tlI+xVbQ gY8Yzr06WqyfKI33pSb1lMnwnxV+Y89PvV5H+ARV06q7CEjFtRFiRjASMuwEqQ+HOTkphJiyn7ZyN bfqc3WFJG1mVjinfwJ0L+OPvC+oM6ifgoO7znN19j8W0yLGp+Unk5peTGah8Mlc8rz4gm14jZxBrp xOnYfl6SOBh/YDFyy5d+pkFjGgRXeFxNIHVSMq8mWlaeO0ozf10gQdnOUrRTW9SWkNjpQRvmrR5In QJsKdVpc5FPio0rGOfAuiEYXvxdo/dxBDOPWcHH1u5tGcSt7CbYRu7RumZrePUbdv+xSujV1dLw06 CFzE+VuA==; Received: from 89-212-21-243.static.t-2.net ([89.212.21.243]:56038 helo=localhost.localdomain) by cpanel.siel.si with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.96) (envelope-from ) id 1qM5b1-00DcDD-1U; Wed, 19 Jul 2023 13:43:55 +0200 From: Andrej Picej To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, S.Riedmueller@phytec.de, S.Mueller-Klieser@phytec.de, upstream@phytec.de Subject: [PATCH v2 1/3] ARM: dts: imx6: phytec: fix RTC interrupt level Date: Wed, 19 Jul 2023 13:43:26 +0200 Message-Id: <20230719114328.2239818-1-andrej.picej@norik.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - cpanel.siel.si X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - norik.com X-Get-Message-Sender-Via: cpanel.siel.si: authenticated_id: andrej.picej@norik.com X-Authenticated-Sender: cpanel.siel.si: andrej.picej@norik.com X-Source: X-Source-Args: X-Source-Dir: Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org RTC interrupt level should be set to "LOW". This was revealed by the introduction of commit: f181987ef477 ("rtc: m41t80: use IRQ flags obtained from fwnode") which changed the way IRQ type is obtained. Signed-off-by: Andrej Picej --- Changes in v2: - no changes --- arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-mira.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-mira.dtsi b/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-mira.dtsi index 1a599c294ab8..1ca4d219609f 100644 --- a/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-mira.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-mira.dtsi @@ -182,7 +182,7 @@ i2c_rtc: rtc@68 { pinctrl-0 = <&pinctrl_rtc_int>; reg = <0x68>; interrupt-parent = <&gpio7>; - interrupts = <8 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <8 IRQ_TYPE_LEVEL_LOW>; status = "disabled"; }; }; From patchwork Wed Jul 19 11:43:27 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrej Picej X-Patchwork-Id: 704419 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 888FEC0015E for ; Wed, 19 Jul 2023 11:44:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230259AbjGSLoM (ORCPT ); Wed, 19 Jul 2023 07:44:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60154 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230120AbjGSLoK (ORCPT ); Wed, 19 Jul 2023 07:44:10 -0400 Received: from cpanel.siel.si (cpanel.siel.si [46.19.9.99]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 218AEC7; Wed, 19 Jul 2023 04:44:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=norik.com; s=default; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=MSdPB9oiEpbaOVi+tO3RL5bqf6DBFI0pi7P36ku9dg4=; b=WNX3eKxTXMeqw3xHrBFpCXoTLe C4KhmHF9gM4h6SB+Z5XPfSxi6Sj/wFjvEbIe2Gv1U+InxysNlX02c0HcIfl25ECgcMP7GGr7YRwsn 20H0stYVgajGpgVaCwtpbtEJr8kPxhvNzmkxktBBzacarpY47wjDKMM3N8vEjRWXDJWYyHxK81hXo 9+Di+m0fGkVxWBbikM6Sfakmo7+1ib7vJ8q9cSdNurI1NC2/Twqlc9dBpL2xk2VFbDGUyg4yobsoz o/s83WPxvGM4JOB4gxUsHTjhgZf4C0xJ3yfyDsm19mVvVqW/ovqo0ZoGmPaobDg1nWL+2v1BdwxJz FMDgqXaw==; Received: from 89-212-21-243.static.t-2.net ([89.212.21.243]:56038 helo=localhost.localdomain) by cpanel.siel.si with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.96) (envelope-from ) id 1qM5b1-00DcDD-1o; Wed, 19 Jul 2023 13:43:55 +0200 From: Andrej Picej To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, S.Riedmueller@phytec.de, S.Mueller-Klieser@phytec.de, upstream@phytec.de Subject: [PATCH v2 2/3] ARM: dts: imx6: pfla02: Rely on PMIC reboot/reset handler Date: Wed, 19 Jul 2023 13:43:27 +0200 Message-Id: <20230719114328.2239818-2-andrej.picej@norik.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230719114328.2239818-1-andrej.picej@norik.com> References: <20230719114328.2239818-1-andrej.picej@norik.com> MIME-Version: 1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - cpanel.siel.si X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - norik.com X-Get-Message-Sender-Via: cpanel.siel.si: authenticated_id: andrej.picej@norik.com X-Authenticated-Sender: cpanel.siel.si: andrej.picej@norik.com X-Source: X-Source-Args: X-Source-Dir: Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Due to the missing signal connection between i.MX6 WDOG_B pin and the PMICs external reset, the internal i.MX6 watchdog is not able to reset the phyFLEX SoM properly. Thus disable the internal i.MX6 watchdog to prevent unexpected PMIC settings after reset. NOTE: This patch should not be backported as it might break existing uses and fixes in bootloaders. Signed-off-by: Andrej Picej --- Changes in v2: - this is a substitute patch with a proper fix. --- arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-pfla02.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-pfla02.dtsi b/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-pfla02.dtsi index 80adb2a02cc9..65fd7b4a6f27 100644 --- a/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-pfla02.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-pfla02.dtsi @@ -464,3 +464,11 @@ &usdhc3 { vmmc-supply = <&vdd_sd0_reg>; status = "disabled"; }; + +&wdog1 { + /* + * Rely on PMIC reboot handler. Internal i.MX6 watchdog, that is also + * used for reboot, does not reset all external PMIC voltages on reset. + */ + status = "disabled"; +};