linux-kernel - Re: [PATCH v2 1/9] arm64: dts: ti: k3-am62-wakeup: Add wakeup r5f node

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Message-ID: <6fe74c50-1430-4556-90b5-f635fb48e6fb@ti.com>
Date: Mon, 3 Feb 2025 16:12:35 -0600
From: Judith Mendez <jm@...com>
To: Andrew Davis <afd@...com>, <devicetree@...r.kernel.org>
CC: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        Hari Nagalla <hnagalla@...com>, Nishanth
 Menon <nm@...com>,
        Vignesh Raghavendra <vigneshr@...com>
Subject: Re: [PATCH v2 1/9] arm64: dts: ti: k3-am62-wakeup: Add wakeup r5f
 node

Hi Andrew,

On 1/31/25 5:40 PM, Andrew Davis wrote:
> On 1/31/25 3:46 PM, Judith Mendez wrote:
>> From: Hari Nagalla <hnagalla@...com>
>>
> 
> Subject should capitalize R5F

Will fix in v3, thanks

> 
>> AM62 SoC devices have a single core R5F processor in wakeup domain.
>> The R5F processor in wakeup domain is used as a device manager
>> for the SoC.
>>
>> Signed-off-by: Devarsh Thakkar <devarsht@...com>
>> Signed-off-by: Hari Nagalla <hnagalla@...com>
>> Signed-off-by: Judith Mendez <jm@...com>
>> ---
>> Changes since v1:
>> - disable each device node in the voltage domain files and
>>    enable at the board level file
>> - fix firmware names
>> ---
>>   arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi | 25 ++++++++++++++++++++++
>>   1 file changed, 25 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi 
>> b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi
>> index 9b8a1f85aa15c..12b1520974ade 100644
>> --- a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi
>> +++ b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi
>> @@ -106,6 +106,31 @@ wkup_rti0: watchdog@...00000 {
>>           status = "reserved";
>>       };
>> +    wkup_r5fss0: r5fss@...00000 {
>> +        compatible = "ti,am62-r5fss";
>> +        #address-cells = <1>;
>> +        #size-cells = <1>;
>> +        ranges = <0x78000000 0x00 0x78000000 0x8000>,
>> +                 <0x78100000 0x00 0x78100000 0x8000>;
> 
> Odd alignment, looks like you have an extra tab on the above line

Hmm missed this, thanks will fix.

~ Judith

> 
> Andrew
> 
>> +        power-domains = <&k3_pds 119 TI_SCI_PD_EXCLUSIVE>;
>> +        status = "disabled";
>> +
>> +        wkup_r5fss0_core0: r5f@...00000 {
>> +            compatible = "ti,am62-r5f";
>> +            reg = <0x78000000 0x00008000>,
>> +                  <0x78100000 0x00008000>;
>> +            reg-names = "atcm", "btcm";
>> +            ti,sci = <&dmsc>;
>> +            ti,sci-dev-id = <121>;
>> +            ti,sci-proc-ids = <0x01 0xff>;
>> +            resets = <&k3_reset 121 1>;
>> +            firmware-name = "am62-wkup-r5f0_0-fw";
>> +            ti,atcm-enable = <1>;
>> +            ti,btcm-enable = <1>;
>> +            ti,loczrama = <1>;
>> +        };
>> +    };
>> +
>>       wkup_vtm0: temperature-sensor@...000 {
>>           compatible = "ti,j7200-vtm";
>>           reg = <0x00 0xb00000 0x00 0x400>,