[PATCH] arm: dts: k3-j721e-r5-common-proc-board: Set parent clock for clock ID 342

Neha Malcom Francis n-francis at ti.com
Tue May 28 09:48:49 CEST 2024


Hi Manorit

On 28/05/24 13:14, Manorit Chawdhry wrote:
> Hi Neha,
> 
> On 13:07-20240528, Neha Malcom Francis wrote:
>> From: Apurva Nandan <a-nandan at ti.com>
>>
>> This virtual clock mux configuration enables the use of dynamic frequency
>> scaling on A72 clock ID 202 by setting up the required register.
>>
>> Signed-off-by: Apurva Nandan <a-nandan at ti.com>
>> Signed-off-by: Neha Malcom Francis <n-francis at ti.com>
>> ---
>> Boot logs:
>> https://gist.github.com/nehamalcom/138d25fe32d4d80af3e0e4c19c1b18e0
>>
>>   arch/arm/dts/k3-j721e-r5-common-proc-board.dts | 3 ++-
>>   1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/arm/dts/k3-j721e-r5-common-proc-board.dts b/arch/arm/dts/k3-j721e-r5-common-proc-board.dts
>> index 9655ca21d02..25e4b4c7663 100644
>> --- a/arch/arm/dts/k3-j721e-r5-common-proc-board.dts
>> +++ b/arch/arm/dts/k3-j721e-r5-common-proc-board.dts
>> @@ -28,7 +28,8 @@
>>   				<&k3_pds 4 TI_SCI_PD_EXCLUSIVE>;
>>   		resets = <&k3_reset 202 0>;
>>   		clocks = <&k3_clks 61 1>;
>> -		assigned-clocks = <&k3_clks 202 2>, <&k3_clks 61 1>;
>> +		assigned-clocks = <&k3_clks 202 2>, <&k3_clks 61 1>, <&k3_clks 342 0>;
>> +		assigned-clock-parents= <0>, <0>, <&k3_clks 342 2>;
> 
> I think it would be better to base this patch on top of your j721e
> of_upstream series. There you have introduced k3-j721e-r5.dtsi [0] and I
> feel it would be better to put this change on that file maybe.
> 
> [0]: https://lore.kernel.org/u-boot/20240520095916.1809962-2-n-francis@ti.com/
> 

I'll line this up after OF_UPSTREAM is taken in or requires a next version 
whichever happens first. Thanks for the review!

> Regards,
> Manorit
>>   		assigned-clock-rates = <2000000000>, <200000000>;
>>   		ti,sci = <&dmsc>;
>>   		ti,sci-proc-id = <32>;
>> -- 
>> 2.34.1
>>

-- 
Thanking You
Neha Malcom Francis


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