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This series extends it to >> make use of the additional instances and reserve the first available WDT >> for Kernel. >> >> Patch 1 fixes a read-modify-write bug in tegra186_wdt_enable() >> that would otherwise make registering more than one watchdog unsafe. >> >> Patch 2 corrects num_wdts for Tegra186 and Tegra234. WDT2 is connected >> to the Audio Processing Engine (APE) and cannot be accessed from Linux, >> so only WDT0 and WDT1 are available. >> >> Patch 3 iterates over all WDTs and registers the ones whose TKE SCR >> firewall grants OS access. >> >> Patch 4 reserves the first accessible watchdog as a kernel-only >> watchdog, arms it at probe with a 120 s timeout, and pets it from >> the driver's IRQ handler, it is not exposed to userspace, so the >> system can still reset if the kernel hangs before userspace opens a >> watchdog. >> >> Kartik Rajput (4): >>    clocksource/drivers/timer-tegra186: Fix support for multiple watchdog >>      instances >>    clocksource/drivers/timer-tegra186: Correct num_wdts for Tegra186 and >>      Tegra234 >>    clocksource/drivers/timer-tegra186: Register all accessible watchdog >>      timers >>    clocksource/drivers/timer-tegra186: Reserve and service a kernel >>      watchdog >> >>   drivers/clocksource/timer-tegra186.c | 122 +++++++++++++++++++++++---- >>   1 file changed, 104 insertions(+), 18 deletions(-) >> > > For the series ... > > Reviewed-by: Jon Hunter Are you OK to pick this up? We would like to get this into -next if there are no objections. Thanks Jon -- nvpublic