linux-kernel - [PATCH 0/2] DA9052 boot status

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Message-Id: <20241210-da9052-wdt-v1-0-d026e0158688@gmail.com>
Date: Tue, 10 Dec 2024 14:13:47 +0100
From: Marcus Folkesson <marcus.folkesson@...il.com>
To: Support Opensource <support.opensource@...semi.com>, 
 Lee Jones <lee@...nel.org>, Wim Van Sebroeck <wim@...ux-watchdog.org>, 
 Guenter Roeck <linux@...ck-us.net>
Cc: linux-kernel@...r.kernel.org, linux-watchdog@...r.kernel.org, 
 Marcus Folkesson <marcus.folkesson@...il.com>
Subject: [PATCH 0/2] DA9052 boot status

Make it possible to read out the boot status from the da9052-wdt driver.

Function verified with `wdctl`.

root@...c:~# wdctl  /dev/watchdog1
Device:        /dev/watchdog1
Identity:      DA9052 Watchdog [version 0]
Timeout:        4 seconds
Pre-timeout:    0 seconds
FLAG           DESCRIPTION                   STATUS BOOT-STATUS
CARDRESET      Card previously reset the CPU      1           1
KEEPALIVEPING  Keep alive ping reply              1           0
OVERHEAT       Reset due to CPU overheat          0           0
POWERUNDER     Power bad/power fault              0           0
SETTIMEOUT     Set timeout (in seconds)           0           0

Signed-off-by: Marcus Folkesson <marcus.folkesson@...il.com>
---
Marcus Folkesson (2):
      mfd: da9052: store result from fault_log
      watchdog: da9052_wdt: add support for bootstatus bits

 drivers/mfd/da9052-core.c         | 26 +++++++++++++-------------
 drivers/watchdog/da9052_wdt.c     | 13 ++++++++++++-
 include/linux/mfd/da9052/da9052.h |  2 ++
 3 files changed, 27 insertions(+), 14 deletions(-)
---
base-commit: cdd30ebb1b9f36159d66f088b61aee264e649d7a
change-id: 20241210-da9052-wdt-a7943a745987

Best regards,
-- 
Marcus Folkesson <marcus.folkesson@...il.com>