[PATCH v2 0/2] watchdog: qcom: introduce qcom-wdt driver
Paul Sajna
hello at paulsajna.com
Tue Apr 22 01:20:05 CEST 2025
This patch introduces a simple watchdog driver for Qualcomm devices.
Some devices, including one I have been spending a lot of time with,
the LG G7 ThinQ (codename judyln, arch sdm845) will reset within 30
seconds if the watchdog is not serviced.
I have tested this patch from Casey Connolly that is over a year old and has
not yet been upstreamed, and it is very useful to me. I can hardly use
u-boot on this device without it. I have received Casey's permission to
work on upstreaming this patch.
This is my first contribution to U-Boot, and I am unfamiliar with
mailing list workflows, so please be patient :)
Signed-off-by: Paul Sajna <hello at paulsajna.com>
---
Changes in v2:
- Add watchdog start
- Add watchdog reset
- Remove stop from the probe function
- Use dev_err instead of printf
- Update Casey's name
- Add myself as an author
-
- Link to v1: https://lore.kernel.org/r/20250413-b4-qcom-wdt-v1-1-db42cb93dff8@paulsajna.com
---
Casey Connolly (1):
watchdog: qcom: introduce qcom-wdt driver
Paul Sajna (1):
watchdog: qcom: improve driver with more functionality
configs/qcom_defconfig | 2 +
drivers/watchdog/Kconfig | 7 +++
drivers/watchdog/Makefile | 1 +
drivers/watchdog/qcom-wdt.c | 118 ++++++++++++++++++++++++++++++++++++++++++++
4 files changed, 128 insertions(+)
---
base-commit: 0eebdd17888005751cd77cf3794c5292d36f481a
change-id: 20250413-b4-qcom-wdt-e7b913fc375e
Best regards,
--
Paul Sajna <hello at paulsajna.com>
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