Re: [PATCH v6 4/7] arm64: dts: ti: k3-j784s4-main: Add the main domain watchdog instances

J, KEERTHY
2023-10-05T01:18:27Z

On 10/3/2023 12:18 PM, Vignesh Raghavendra wrote:
>
>
> On 27/09/23 08:03, Keerthy wrote:
>> + /*
>> + * The following RTI instances are coupled with MCU R5Fs, c7x and
>> + * GPU so keeping them disabled as these will be used by their
>> + * respective firmware
>> + */
>> + watchdog16: watchdog@2300000 {
>> + compatible = "ti,j7-rti-wdt";
>> + reg = <0x00 0x2300000 0x00 0x100>;
>> + clocks = <&k3_clks 356 1>;
>> + power-domains = <&k3_pds 356 TI_SCI_PD_EXCLUSIVE>;
>> + assigned-clocks = <&k3_clks 356 0>;
>> + assigned-clock-parents = <&k3_clks 356 4>;
>> + status = "disabled";
>> + };
>> +
>> + watchdog17: watchdog@2310000 {
>> + compatible = "ti,j7-rti-wdt";
>> + reg = <0x00 0x2310000 0x00 0x100>;
>> + clocks = <&k3_clks 357 1>;
>> + power-domains = <&k3_pds 357 TI_SCI_PD_EXCLUSIVE>;
>> + assigned-clocks = <&k3_clks 357 0>;
>> + assigned-clock-parents = <&k3_clks 357 4>;
>> + status = "disabled";
>> + };
>> +
>> + watchdog18: watchdog@2320000 {
>> + compatible = "ti,j7-rti-wdt";
>> + reg = <0x00 0x2320000 0x00 0x100>;
>> + clocks = <&k3_clks 358 1>;
>> + power-domains = <&k3_pds 358 TI_SCI_PD_EXCLUSIVE>;
>> + assigned-clocks = <&k3_clks 358 0>;
>> + assigned-clock-parents = <&k3_clks 358 4>;
>> + status = "disabled";
>> + };
>> +
>> + watchdog19: watchdog@2330000 {
>> + compatible = "ti,j7-rti-wdt";
>> + reg = <0x00 0x2330000 0x00 0x100>;
>> + clocks = <&k3_clks 359 1>;
>> + power-domains = <&k3_pds 359 TI_SCI_PD_EXCLUSIVE>;
>> + assigned-clocks = <&k3_clks 359 0>;
>> + assigned-clock-parents = <&k3_clks 359 4>;
>> + status = "disabled";
>> + };
>> +
>> + watchdog15: watchdog@22f0000 {
>
>
> I understand you are arranging based on Firmware Device ID. But these
> numbers don't have much meaning when user maps to TRM. So, I suggest
> nodes to be arranged by TRM numbering or ascending order of register
> address so that its easier for end user to map the nodes to IP instance
> in TRM.
>

Okay. I will arrange them by the order of register addresses.

>> + compatible = "ti,j7-rti-wdt";
>> + reg = <0x00 0x22f0000 0x00 0x100>;
>> + clocks = <&k3_clks 360 1>;
>> + power-domains = <&k3_pds 360 TI_SCI_PD_EXCLUSIVE>;
>> + assigned-clocks = <&k3_clks 360 0>;
>> + assigned-clock-parents = <&k3_clks 360 4>;
>> + status = "disabled";
>> + };
>> +
>> + watchdog28: watchdog@23c0000 {
>> + compatible = "ti,j7-rti-wdt";
>> + reg = <0x00 0x23c0000 0x00 0x100>;
>> + clocks = <&k3_clks 361 1>;
>> + power-domains = <&k3_pds 361 TI_SCI_PD_EXCLUSIVE>;
>> + assigned-clocks = <&k3_clks 361 0>;
>> + assigned-clock-parents = <&k3_clks 361 4>;
>> + status = "disabled";
>> + };
>> +
>> + watchdog29: watchdog@23d0000 {
>> + compatible = "ti,j7-rti-wdt";
>> + reg = <0x00 0x23d0000 0x00 0x100>;
>> + clocks = <&k3_clks 362 1>;
>> + power-domains = <&k3_pds 362 TI_SCI_PD_EXCLUSIVE>;
>> + assigned-clocks = <&k3_clks 362 0>;
>> + assigned-clock-parents = <&k3_clks 362 4>;
>> + status = "disabled";
>> + };
>> +
>> + watchdog30: watchdog@23e0000 {
>> + compatible = "ti,j7-rti-wdt";
>> + reg = <0x00 0x23e0000 0x00 0x100>;
>> + clocks = <&k3_clks 363 1>;
>> + power-domains = <&k3_pds 363 TI_SCI_PD_EXCLUSIVE>;
>> + assigned-clocks = <&k3_clks 363 0>;
>> + assigned-clock-parents = <&k3_clks 363 4>;
>> + status = "disabled";
>> + };
>> +
>> + watchdog31: watchdog@23f0000 {
>> + compatible = "ti,j7-rti-wdt";
>> + reg = <0x00 0x23f0000 0x00 0x100>;
>> + clocks = <&k3_clks 364 1>;
>> + power-domains = <&k3_pds 364 TI_SCI_PD_EXCLUSIVE>;
>> + assigned-clocks = <&k3_clks 364 0>;
>> + assigned-clock-parents = <&k3_clks 364 4>;
>> + status = "disabled";
>> + };
>> +
>> + watchdog32: watchdog@2540000 {
>> + compatible = "ti,j7-rti-wdt";
>> + reg = <0x00 0x2540000 0x00 0x100>;
>> + clocks = <&k3_clks 365 1>;
>> + power-domains = <&k3_pds 365 TI_SCI_PD_EXCLUSIVE>;
>> + assigned-clocks = <&k3_clks 365 0>;
>> + assigned-clock-parents = <&k3_clks 366 4>;
>> + status = "disabled";
>> + };
>> +
>> + watchdog33: watchdog@2550000 {
>> + compatible = "ti,j7-rti-wdt";
>> + reg = <0x00 0x2550000 0x00 0x100>;
>> + clocks = <&k3_clks 366 1>;
>> + power-domains = <&k3_pds 366 TI_SCI_PD_EXCLUSIVE>;
>> + assigned-clocks = <&k3_clks 366 0>;
>> + assigned-clock-parents = <&k3_clks 366 4>;
>> + status = "disabled";
>> + };
>> };
>> -- 2.17.1