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[PATCH v5 01/10] arm64: dts: ti: k3-am62-wakeup: Add wakeup R5F node

Judith Mendez posted 10 patches 12 months ago
There is a newer version of this series
[PATCH v5 01/10] arm64: dts: ti: k3-am62-wakeup: Add wakeup R5F node
Posted by Judith Mendez 12 months ago 
From: Hari Nagalla <hnagalla@ti.com>

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@ti.com>
Signed-off-by: Hari Nagalla <hnagalla@ti.com>
Signed-off-by: Judith Mendez <jm@ti.com>
---
Changes since v4:
- No change
---
 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..061819a64300f 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@2b000000 {
 		status = "reserved";
 	};
 
+	wkup_r5fss0: r5fss@78000000 {
+		compatible = "ti,am62-r5fss";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0x78000000 0x00 0x78000000 0x8000>,
+			 <0x78100000 0x00 0x78100000 0x8000>;
+		power-domains = <&k3_pds 119 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+
+		wkup_r5fss0_core0: r5f@78000000 {
+			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@b00000 {
 		compatible = "ti,j7200-vtm";
 		reg = <0x00 0xb00000 0x00 0x400>,
-- 
2.48.0
Re: [PATCH v5 01/10] arm64: dts: ti: k3-am62-wakeup: Add wakeup R5F node
Posted by Beleswar Prasad Padhi 11 months, 3 weeks ago 
Hi Judith,

On 11/02/25 03:45, Judith Mendez wrote:
> From: Hari Nagalla <hnagalla@ti.com>
>
> 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@ti.com>
> Signed-off-by: Hari Nagalla <hnagalla@ti.com>
> Signed-off-by: Judith Mendez <jm@ti.com>
> ---
> Changes since v4:
> - No change
> ---
>   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..061819a64300f 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@2b000000 {
>   		status = "reserved";
>   	};
>   
> +	wkup_r5fss0: r5fss@78000000 {
> +		compatible = "ti,am62-r5fss";
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges = <0x78000000 0x00 0x78000000 0x8000>,
> +			 <0x78100000 0x00 0x78100000 0x8000>;
> +		power-domains = <&k3_pds 119 TI_SCI_PD_EXCLUSIVE>;
> +		status = "disabled";
> +
> +		wkup_r5fss0_core0: r5f@78000000 {
> +			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";


Here and everywhere else, 'resets' and 'firmware-name' are standard DT 
properties and should come before vendor specific properties.

https://docs.kernel.org/devicetree/bindings/dts-coding-style.html#order-of-properties-in-device-node

Thanks,
Beleswar

> +			ti,atcm-enable = <1>;
> +			ti,btcm-enable = <1>;
> +			ti,loczrama = <1>;
> +		};
> +	};
> +
>   	wkup_vtm0: temperature-sensor@b00000 {
>   		compatible = "ti,j7200-vtm";
>   		reg = <0x00 0xb00000 0x00 0x400>,
Re: [PATCH v5 01/10] arm64: dts: ti: k3-am62-wakeup: Add wakeup R5F node
Posted by Judith Mendez 11 months, 3 weeks ago 
Hi Beleswar,

On 2/19/25 10:30 AM, Beleswar Prasad Padhi wrote:
> Hi Judith,
> 
> On 11/02/25 03:45, Judith Mendez wrote:
>> From: Hari Nagalla <hnagalla@ti.com>
>>
>> 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@ti.com>
>> Signed-off-by: Hari Nagalla <hnagalla@ti.com>
>> Signed-off-by: Judith Mendez <jm@ti.com>
>> ---
>> Changes since v4:
>> - No change
>> ---
>>   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..061819a64300f 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@2b000000 {
>>           status = "reserved";
>>       };
>> +    wkup_r5fss0: r5fss@78000000 {
>> +        compatible = "ti,am62-r5fss";
>> +        #address-cells = <1>;
>> +        #size-cells = <1>;
>> +        ranges = <0x78000000 0x00 0x78000000 0x8000>,
>> +             <0x78100000 0x00 0x78100000 0x8000>;
>> +        power-domains = <&k3_pds 119 TI_SCI_PD_EXCLUSIVE>;
>> +        status = "disabled";
>> +
>> +        wkup_r5fss0_core0: r5f@78000000 {
>> +            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";
> 
> 
> Here and everywhere else, 'resets' and 'firmware-name' are standard DT 
> properties and should come before vendor specific properties.

Right, let me fix that, thanks.

~ Judith

> 
> https://docs.kernel.org/devicetree/bindings/dts-coding-style.html#order-of-properties-in-device-node
> 
> Thanks,
> Beleswar
> 
>> +            ti,atcm-enable = <1>;
>> +            ti,btcm-enable = <1>;
>> +            ti,loczrama = <1>;
>> +        };
>> +    };
>> +
>>       wkup_vtm0: temperature-sensor@b00000 {
>>           compatible = "ti,j7200-vtm";
>>           reg = <0x00 0xb00000 0x00 0x400>,
Re: [PATCH v5 01/10] arm64: dts: ti: k3-am62-wakeup: Add wakeup R5F node
Posted by Andrew Davis 12 months ago 
On 2/10/25 4:15 PM, Judith Mendez wrote:
> From: Hari Nagalla <hnagalla@ti.com>
> 
> 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@ti.com>
> Signed-off-by: Hari Nagalla <hnagalla@ti.com>
> Signed-off-by: Judith Mendez <jm@ti.com>
> ---

Acked-by: Andrew Davis <afd@ti.com>

> Changes since v4:
> - No change
> ---
>   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..061819a64300f 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@2b000000 {
>   		status = "reserved";
>   	};
>   
> +	wkup_r5fss0: r5fss@78000000 {
> +		compatible = "ti,am62-r5fss";
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges = <0x78000000 0x00 0x78000000 0x8000>,
> +			 <0x78100000 0x00 0x78100000 0x8000>;
> +		power-domains = <&k3_pds 119 TI_SCI_PD_EXCLUSIVE>;
> +		status = "disabled";
> +
> +		wkup_r5fss0_core0: r5f@78000000 {
> +			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@b00000 {
>   		compatible = "ti,j7200-vtm";
>   		reg = <0x00 0xb00000 0x00 0x400>,

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