Re: [PATCH v1 1/4] dt-bindings: clock: thead: Add TH1520 VO clock controller
From: Michal Wilczynski
Date: Tue Mar 04 2025 - 02:41:53 EST
On 3/3/25 18:46, Krzysztof Kozlowski wrote:
> On 03/03/2025 18:41, Krzysztof Kozlowski wrote:
>> On 03/03/2025 15:36, Michal Wilczynski wrote:
>>> Add device tree bindings for the TH1520 Video Output (VO) subsystem
>>> clock controller. The VO sub-system manages clock gates for multimedia
>>> components including HDMI, MIPI, and GPU.
>>>
>>> Document the VIDEO_PLL requirements for the VO clock controller, which
>>> receives its input from the AP clock controller. The VIDEO_PLL is a
>>> Silicon Creations Sigma-Delta (integer) PLL typically running at 792 MHz
>>> with maximum FOUTVCO of 2376 MHz.
>>>
>>> Add a mandatory reset property for the TH1520 VO clock controller that
>>> handles the GPU clocks. This reset line controls the GPU CLKGEN reset,
>>> which is required for proper GPU clock operation.
>>>
>>> The reset property is only required for the "thead,th1520-clk-vo"
>>> compatible, as it specifically handles the GPU-related clocks.
>>>
>>> This binding complements the existing AP sub-system clock controller
>>> which manages CPU, DPU, GMAC and TEE PLLs.
>>>
>>> Signed-off-by: Michal Wilczynski <m.wilczynski@xxxxxxxxxxx>
>>> ---
>>> .../bindings/clock/thead,th1520-clk-ap.yaml | 33 ++++++++++++++++--
>>> .../dt-bindings/clock/thead,th1520-clk-ap.h | 34 +++++++++++++++++++
>>> 2 files changed, 64 insertions(+), 3 deletions(-)
>>
>>
>> Where is the changelog? Why is this v1? There was extensive discussion
>> for many versions, so does it mean all of it was ignored?
>
>
> Plus this was reviewed so it is even more confusing. Where is the review
> tag? If tag was dropped, you must explain this - see submitting patches,
> which asks for that.
There was a tag, but later in v5 I've added another part to this
dt-binding - reset, which I wasn't sure whether you would approve of, so
I've removed the Reviewed-by.
>
> Best regards,
> Krzysztof
>