[PATCH 1/2] timer: tegra: Bind watchdog driver when timer node is processed

Svyatoslav Ryhel clamor95 at gmail.com
Tue Aug 26 12:10:14 CEST 2025


вт, 26 серп. 2025 р. о 12:39 Lukasz Majewski <lukma at nabladev.com> пише:
>
> The Tegra30 SoC is a bit special, as it doesn't have the separate IP block
> to provide watchdog functionality.
>
> Instead, timer IP block allows such functionality when properly configured.
>
> As in the tegra30.dtsi there is a timer node, which "covers" all timers,
> with 'nvidia,tegra30-timer' compatibility it was necessary to manually
> bind U-Boot's WDT driver (based on WDT_UCLASS).
>
> Signed-off-by: Lukasz Majewski <lukma at nabladev.com>
> ---
>  drivers/timer/tegra-timer.c | 18 ++++++++++++++++++
>  1 file changed, 18 insertions(+)
>

What is the practical application for this diver in therms of Tegra
and U-Boot overall? Where is can be used so that existing means of
U-Boot cannot handle such case?


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