Re: [PATCH v2 1/1] mmc: sdhci-of-dwcmshc: add callback functions for dwcmshc_priv

[Drew Fustini <dfustini@tenstorrent.com>]

On Sun, Apr 28, 2024 at 10:32:41AM +0800, Chen Wang wrote:
> From: Chen Wang <unicorn_wang@outlook.com>
> 
> The current framework is not easily extended to support new SOCs.
> For example, in the current code we see that the SOC-level
> structure `rk35xx_priv` and related logic are distributed in
> functions such as dwcmshc_probe/dwcmshc_remove/dwcmshc_suspend/......,
> which is inappropriate.
> 
> The solution is to abstract some possible common operations of soc
> into virtual members of `dwcmshc_priv`. Each soc implements its own
> corresponding callback function and registers it in init function.
> dwcmshc framework is responsible for calling these callback functions
> in those dwcmshc_xxx functions.
> 
> Signed-off-by: Chen Wang <unicorn_wang@outlook.com>

I have tested this with the eMMC and microSD on the Lichee Pi 4a which
has the T-Head TH1520 SoC.

Tested-by: Drew Fustini <dfustini@tenstorrent.com> # TH1520

Thanks,
Drew