From mboxrd@z Thu Jan 1 00:00:00 1970 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 phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 53C5FC61DA4 for ; Thu, 2 Feb 2023 08:11:39 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 48A7085EAE; Thu, 2 Feb 2023 09:10:47 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=siemens.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (1024-bit key; secure) header.d=siemens.com header.i=jan.kiszka@siemens.com header.b="PppfyEcn"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 1E0FC85EA5; Thu, 2 Feb 2023 09:08:58 +0100 (CET) Received: from mta-64-228.siemens.flowmailer.net (mta-64-228.siemens.flowmailer.net [185.136.64.228]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 359FE85EAB for ; Thu, 2 Feb 2023 09:08:15 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=siemens.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=jan.kiszka@siemens.com Received: by mta-64-228.siemens.flowmailer.net with ESMTPSA id 202302020808012c4b6bd53e4f90cd43 for ; Thu, 02 Feb 2023 09:08:01 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; s=fm1; d=siemens.com; i=jan.kiszka@siemens.com; h=Date:From:Subject:To:Message-ID:MIME-Version:Content-Type:Content-Transfer-Encoding:References:In-Reply-To; bh=Yxvev8+xlC23TMzZyJvBCH3piZTppcDhGKH3W05bN2g=; b=PppfyEcnWAZxSILpFXWNpGuKNK4m7SAXqLHgInaW1NGu+f8W3wkjwIJdTRxA0vICm7GglQ /FT7eRilBqkzpuKHdumLIWkP39/88ENI4Y4HIUBCTKc/O6B9yevQdkTD5cskBAgZ8te9mXVR obQlQ9O6NPv0CYSx0gMb6cFYZjckc=; From: Jan Kiszka To: U-Boot Mailing List Subject: [PATCH V4 07/14] iot2050: Add watchdog start to bootcmd Date: Thu, 2 Feb 2023 09:07:52 +0100 Message-Id: In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Flowmailer-Platform: Siemens Feedback-ID: 519:519-294854:519-21489:flowmailer X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.6 at phobos.denx.de X-Virus-Status: Clean From: Jan Kiszka Allows run-time control over watchdog auto-start and the timeout via setting the environment variable watchdog_timeout_ms. A value of zero means "do not start". Use CONFIG_WATCHDOG_TIMEOUT_MSECS as initial value and this to zero by default. Users can then enable the watchdog once the use and OS which picks it up during boot. Signed-off-by: Jan Kiszka --- configs/iot2050_pg1_defconfig | 2 ++ configs/iot2050_pg2_defconfig | 2 ++ include/configs/iot2050.h | 9 +++++++++ 3 files changed, 13 insertions(+) diff --git a/configs/iot2050_pg1_defconfig b/configs/iot2050_pg1_defconfig index 28930aac5eb..6c6af35cdee 100644 --- a/configs/iot2050_pg1_defconfig +++ b/configs/iot2050_pg1_defconfig @@ -32,6 +32,7 @@ CONFIG_OF_BOARD_SETUP=y CONFIG_BOOTSTAGE=y CONFIG_SHOW_BOOT_PROGRESS=y CONFIG_SPL_SHOW_BOOT_PROGRESS=y +CONFIG_BOOTCOMMAND="run start_watchdog; run distro_bootcmd" CONFIG_CONSOLE_MUX=y # CONFIG_DISPLAY_CPUINFO is not set CONFIG_SPL_MAX_SIZE=0x58000 @@ -141,6 +142,7 @@ CONFIG_USB_DWC3_GENERIC=y CONFIG_USB_KEYBOARD=y # CONFIG_WATCHDOG is not set # CONFIG_WATCHDOG_AUTOSTART is not set +CONFIG_WATCHDOG_TIMEOUT_MSECS=0 CONFIG_WDT=y CONFIG_WDT_K3_RTI=y CONFIG_WDT_K3_RTI_LOAD_FW=y diff --git a/configs/iot2050_pg2_defconfig b/configs/iot2050_pg2_defconfig index c76abcca672..43410160c8a 100644 --- a/configs/iot2050_pg2_defconfig +++ b/configs/iot2050_pg2_defconfig @@ -32,6 +32,7 @@ CONFIG_OF_BOARD_SETUP=y CONFIG_BOOTSTAGE=y CONFIG_SHOW_BOOT_PROGRESS=y CONFIG_SPL_SHOW_BOOT_PROGRESS=y +CONFIG_BOOTCOMMAND="run start_watchdog; run distro_bootcmd" CONFIG_CONSOLE_MUX=y # CONFIG_DISPLAY_CPUINFO is not set CONFIG_SPL_MAX_SIZE=0x58000 @@ -142,6 +143,7 @@ CONFIG_USB_DWC3_GENERIC=y CONFIG_USB_KEYBOARD=y # CONFIG_WATCHDOG is not set # CONFIG_WATCHDOG_AUTOSTART is not set +CONFIG_WATCHDOG_TIMEOUT_MSECS=0 CONFIG_WDT=y CONFIG_WDT_K3_RTI=y CONFIG_WDT_K3_RTI_LOAD_FW=y diff --git a/include/configs/iot2050.h b/include/configs/iot2050.h index 7d087413362..5186dfd8ff8 100644 --- a/include/configs/iot2050.h +++ b/include/configs/iot2050.h @@ -15,6 +15,14 @@ /* SPL Loader Configuration */ +#define WATCHDOG_ENV \ + "watchdog_timeout_ms=" __stringify(CONFIG_WATCHDOG_TIMEOUT_MSECS) "\0" \ + "start_watchdog=if test ${watchdog_timeout_ms} -gt 0; then " \ + "wdt dev watchdog@40610000; " \ + "wdt start ${watchdog_timeout_ms}; " \ + "echo Watchdog started, timeout ${watchdog_timeout_ms} ms; " \ + "fi\0" + /* U-Boot general configuration */ #define EXTRA_ENV_IOT2050_BOARD_SETTINGS \ "usb_pgood_delay=900\0" @@ -43,6 +51,7 @@ #define CFG_EXTRA_ENV_SETTINGS \ DEFAULT_LINUX_BOOT_ENV \ BOOTENV \ + WATCHDOG_ENV \ EXTRA_ENV_IOT2050_BOARD_SETTINGS #include -- 2.35.3