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SubjectRe: [PATCH] arm64: dts: ti: k3-am65-mcu: Add RTI watchdog entry
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On 11.03.21 13:56, Nishanth Menon wrote:
> On 19:36-20210310, Bajjuri, Praneeth wrote:
>>
>>
>> On 2/20/2021 6:49 AM, Jan Kiszka wrote:
>>> From: Jan Kiszka <jan.kiszka@siemens.com>
>>>
>>> Add the DT entry for a watchdog based on RTI1.
>>>
>>> On SR1.0 silicon, it requires additional firmware on the MCU R5F cores
>>> to handle the expiry, e.g. https://github.com/siemens/k3-rti-wdt. As
>>> this firmware will also lock the power domain to protect it against
>>> premature shutdown, mark it shared.
>>>
>>> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
>>
>> Acked-by: Praneeth Bajjuri <praneeth@ti.com>
>>
>>> ---
>>> arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi | 9 +++++++++
>>> 1 file changed, 9 insertions(+)
>>>
>>> diff --git a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
>>> index 7454c8cec0cc..903796bf7d64 100644
>>> --- a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
>>> +++ b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
>>> @@ -308,4 +308,13 @@ mcu_r5fss0_core1: r5f@41400000 {
>>> ti,loczrama = <1>;
>>> };
>>> };
>>> +
>>> + mcu_rti1: rti@40610000 {
>
> Jan, I was about to pick up the patches and was running through
> my sanity checks and the following caught my eye with dtbs_check
> (dtschema is at 2021.2.1) test against next-20210311
>
> /workdir/arch/arm64/boot/dts/ti/k3-am654-base-board.dt.yaml: rti@40610000: $nodename:0: 'rti@40610000' does not match '^watchdog(@.*|-[0-9a-f])?$'
>
> Please use watchdog@40610000 instead of rti@40610000
>
> Since this is a minor change, I have done this change locally. let me
> know if you have an issue and I can drop it off my branch for a new
> version.
>

That's fine, thanks for fixing up - still learning such details.

Jan

--
Siemens AG, T RDA IOT
Corporate Competence Center Embedded Linux

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