[PATCH v6 10/13] arm: dts: k3-am62a: Add r5 device nodes

Markus Schneider-Pargmann msp at baylibre.com
Thu Dec 4 20:59:18 CET 2025


On Mon Nov 24, 2025 at 5:09 AM CET, Udit Kumar wrote:
>
> On 11/20/2025 9:33 PM, Markus Schneider-Pargmann (TI.com) wrote:
>> These are needed in SPL to be able to resume from DDR immediately after
>> booting from IO+DDR.
>>
>> Tested-by: Anshul Dalal <anshuld at ti.com>
>> Signed-off-by: Markus Schneider-Pargmann (TI.com) <msp at baylibre.com>
>> ---
>>   arch/arm/dts/k3-am62a7-sk-u-boot.dtsi | 16 ++++++++++++++++
>>   1 file changed, 16 insertions(+)
>>
>> diff --git a/arch/arm/dts/k3-am62a7-sk-u-boot.dtsi b/arch/arm/dts/k3-am62a7-sk-u-boot.dtsi
>> index a70fc88317e04de032e4da1428e25eb78ecc30cf..7e6a76f72b2a63bf706c3839189b6213aee4497d 100644
>> --- a/arch/arm/dts/k3-am62a7-sk-u-boot.dtsi
>> +++ b/arch/arm/dts/k3-am62a7-sk-u-boot.dtsi
>> @@ -14,6 +14,14 @@
>>   	memory at 80000000 {
>>   		bootph-all;
>>   	};
>> +
>> +	reserved-memory {
>> +		bootph-pre-ram;
>> +	};
>> +};
>> +
>> +&wkup_r5fss0_core0_memory_region {
>> +	bootph-pre-ram;
>>   };
>>   
>>   &cbass_main {
>> @@ -68,6 +76,14 @@
>>   	bootph-all;
>>   };
>>   
>> +&wkup_r5fss0 {
>> +	bootph-pre-ram;
>> +};
>> +
>> +&wkup_r5fss0_core0 {
>> +	bootph-pre-ram;
>> +};
>> +
>
> Above bootph-pre-ram can be pushed to kernel device tree

Thanks, indeed, same as the other ones here. I think this can be done in
the next step.

Best
Markus
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