Re: [PATCH v2 4/7] dt-bindings: clock: meson: a1: peripherals: support sys_pll_div16 input

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On Sat 11 May 2024 at 14:03, Conor Dooley <conor@xxxxxxxxxx> wrote:

> [[PGP Signed Part:Undecided]]
> On Fri, May 10, 2024 at 12:08:56PM +0300, Dmitry Rokosov wrote:
>> The 'sys_pll_div16' input clock is used as one of the sources for the
>> GEN clock.
>> 
>> Signed-off-by: Dmitry Rokosov <ddrokosov@xxxxxxxxxxxxxxxxx>
>
> Provided that this new clock is optional in the driver,
> Acked-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>

The way CCF works, it is not going to crash if DT does not have this.
It will be viewed as non-connected input, in a way

>
> Cheers,
> Conor.
>
>> ---
>>  .../bindings/clock/amlogic,a1-peripherals-clkc.yaml        | 7 +++++--
>>  1 file changed, 5 insertions(+), 2 deletions(-)
>> 
>> diff --git a/Documentation/devicetree/bindings/clock/amlogic,a1-peripherals-clkc.yaml b/Documentation/devicetree/bindings/clock/amlogic,a1-peripherals-clkc.yaml
>> index 6d84cee1bd75..11862746ba44 100644
>> --- a/Documentation/devicetree/bindings/clock/amlogic,a1-peripherals-clkc.yaml
>> +++ b/Documentation/devicetree/bindings/clock/amlogic,a1-peripherals-clkc.yaml
>> @@ -30,6 +30,7 @@ properties:
>>        - description: input fixed pll div7
>>        - description: input hifi pll
>>        - description: input oscillator (usually at 24MHz)
>> +      - description: input sys pll div16
>>  
>>    clock-names:
>>      items:
>> @@ -39,6 +40,7 @@ properties:
>>        - const: fclk_div7
>>        - const: hifi_pll
>>        - const: xtal
>> +      - const: sys_pll_div16
>>  
>>  required:
>>    - compatible
>> @@ -65,9 +67,10 @@ examples:
>>                       <&clkc_pll CLKID_FCLK_DIV5>,
>>                       <&clkc_pll CLKID_FCLK_DIV7>,
>>                       <&clkc_pll CLKID_HIFI_PLL>,
>> -                     <&xtal>;
>> +                     <&xtal>,
>> +                     <&clkc_pll CLKID_SYS_PLL_DIV16>;
>>              clock-names = "fclk_div2", "fclk_div3",
>>                            "fclk_div5", "fclk_div7",
>> -                          "hifi_pll", "xtal";
>> +                          "hifi_pll", "xtal", "sys_pll_div16";
>>          };
>>      };
>> -- 
>> 2.43.0
>> 
>> 
>
> [[End of PGP Signed Part]]


-- 
Jerome




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