Messages in this thread | | | Subject | Re: Missing ARM TWD Watchdog driver? | From | Guenter Roeck <> | Date | Mon, 17 Jan 2022 08:34:57 -0800 |
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On 1/17/22 8:01 AM, Boris Lysov wrote: > Hello everyone, > > I stumbled upon the ARM TWD Watchdog driver which seems to be missing (or I'm > just blind). > > As per commit a33f5c380c4bd3fa5278d690421b72052456d9fe ("Merge tag > 'xfs-5.17-merge-3' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux"), multiple > device trees declare usage of arm-twd: > > arch/arm/boot/dts/arm-realview-eb-mp.dtsi > arch/arm/boot/dts/arm-realview-pb11mp.dts > arch/arm/boot/dts/arm-realview-pbx-a9.dts > arch/arm/boot/dts/bcm5301x.dtsi > arch/arm/boot/dts/bcm63138.dtsi > arch/arm/boot/dts/bcm-hr2.dtsi > arch/arm/boot/dts/bcm-nsp.dtsi > arch/arm/boot/dts/berlin2cd.dtsi > arch/arm/boot/dts/highbank.dts > arch/arm/boot/dts/mmp3.dtsi > arch/arm/boot/dts/owl-s500.dtsi > arch/arm/boot/dts/spear13xx.dtsi > arch/arm/boot/dts/ste-dbx5x0.dtsi > arch/arm/boot/dts/vexpress-v2p-ca5s.dts > arch/arm/boot/dts/vexpress-v2p-ca9.dts > > and it is documented in > Documentation/devicetree/bindings/watchdog/arm,twd-wdt.yaml > > However I could not find the driver itself. I tried running case-insensitive > grep and ripgrep to no avail. Does this driver actually exist? Is it gone? >
I may be missing it, but I do not see any evidence that it ever existed.
Guenter
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