Re: [PATCH v2 5/5] arm64: dts: qcom: Add AYN Thor

[Teguh Sobirin]

Yes the firmware contain DSP calibration for frequency response based on speaker type, dimension and size used in the device.

Regards,
Teguh.

> On 23 Mar 2026, at 16.38, Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx> wrote:
> 
> On 3/19/26 6:48 PM, Aaron Kling wrote:
>>> On Thu, Mar 19, 2026 at 6:32 AM Konrad Dybcio
>>> <konrad.dybcio@xxxxxxxxxxxxxxxx> wrote:
>>> 
>>> On 3/11/26 6:44 PM, Aaron Kling via B4 Relay wrote:
>>>> From: Teguh Sobirin <teguh@xxxxxxxx>
>>>> 
>>>> The AYN Thor is a high-performance Android-based handheld gaming console
>>>> powered by the Qualcomm Snapdragon 8 Gen 2 processor featuring dual
>>>> AMOLED touchscreens.
>>>> 
>>>> Signed-off-by: Teguh Sobirin <teguh@xxxxxxxx>
>>>> Co-developed-by: Aaron Kling <webgeek1234@xxxxxxxxx>
>>>> Signed-off-by: Aaron Kling <webgeek1234@xxxxxxxxx>
>>>> ---
>>> 
>>> [...]
>>> 
>>>> +&spk_amp_r {
>>>> +     firmware-name = "qcom/sm8550/ayntec/thor/aw883xx_acf.bin";
>>> 
>>> That's perhaps a dumb question, but are they actually different between
>>> the devices?
>> 
>> To my consternation, yes they are all different. Most of them are even
>> different file sizes, it's not just header or signature differences. I
>> am assuming they contain tuning differences per device, but I really
>> don't know much about what they're doing.
> 
> Yeah I would assume they contain device-specific tuning or whatnot, but
> I was curious whether the vendor actually did that
> 
> Konrad