On Sat, 30 Dec 2023 01:09:41 +0100,
Gergo Koteles wrote:
>
> The tas2781-hda driver can be modified to support tas2563 as well.
> Before knowing this information, I created another series for a
> new driver.
> Link: https://lore.kernel.org/lkml/cover.1701733441.git.soyer@xxxxxx/
>
> This series now extends tas2781-hda.
>
> The tas2563 is a smart amplifier. Similar to tas2562 but with DSP. Some
> Lenovo laptops have it to drive the bass speakers. By default, it is in
> software shutdown state.
>
> To make the DSP work it needs a firmware and some calibration data.
> The latter can be read from the EFI in Lenovo laptops.
>
> For the correct configuration it needs additional register data.
> It captured after running the Windows driver.
>
> The firmware can be extracted as TAS2563Firmware.bin from the Windows
> driver with innoextract.
> https://download.lenovo.com/consumer/mobiles/h5yd037fbfyy7kd0.exe
>
> The driver will search for it as TAS2XXX3870.bin with the Lenovo Yoga 7
> 14ARB7.
>
> The captured registers extracted with TI's regtool:
> https://github.com/soyersoyer/tas2563rca/raw/main/INT8866RCA2.bin
>
> Changes since v1:
> - fixes were sent as individual patches
> - rebased onto for-next
> - adding the missed fixup
>
> Gergo Koteles (4):
> ALSA: hda/tas2781: add ptrs to calibration functions
> ALSA: hda/tas2781: add configurable global i2c address
> ALSA: hda/tas2781: add TAS2563 support for 14ARB7
> ALSA: hda/tas2781: add fixup for Lenovo 14ARB7
Applies all patches to for-next branch now.
thanks,
Takashi
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