[PATCH 08/15] dm: core: Support multiple drivers with same compatibles

[Marek Vasut]

On 11/21/25 8:40 PM, Markus Schneider-Pargmann wrote:

Hello Markus,

> I rechecked the compatible lists, but they do not have two different
> matching compatibles, mostly just one matches to a driver.
> 
> But I think I may know why there was no issue with this. Grepping the
> config symbols it seems there is no config in which both drivers are
> actually enabled at the same time:
> 
>    configs/renesas_rcar64.config:CONFIG_RENESAS_RPC_SPI=y
>    configs/renesas_rza1.config:CONFIG_RENESAS_RPC_SPI=y
> 
>    configs/r8a77990_ebisu_defconfig:CONFIG_RENESAS_RPC_HF=y
>    configs/r8a77995_draak_defconfig:CONFIG_RENESAS_RPC_HF=y
>    configs/rcar3_salvator-x_defconfig:CONFIG_RENESAS_RPC_HF=y
>    configs/rcar3_ulcb_defconfig:CONFIG_RENESAS_RPC_HF=y
These ^ configs include renesas_rcar64.config , see this:

$  make rcar3_ulcb_defconfig ; grep RENESAS_RPC .config
...
CONFIG_RENESAS_RPC_HF=y
CONFIG_RENESAS_RPC_SPI=y