On 24/06/2024 11:18, Elinor Montmasson wrote: >>> >>> Previous `imx-spdif` driver used the dummy codec instead of >>> using declared spdif codecs. It was discussed in previous version of this >>> contribution >>> that using the dummy codec isn't good practice. So one to one backward >>> compatibility >>> isn't really possible. >> >> Heh, that's not good. This is improvement, cleanup. While it is >> important and useful, it should also not break existing users. > > > Should I introduce then the use of the dummy codec in `fsl-asoc-card` to > assure backward compatibility at least for a time ? > With maybe warning messages in code to indicate that spdif codecs drivers > should be declared and used in the future ? > If it is doable (reasonable code), then yes, please keep backwards compatibility with old DTS. Best regards, Krzysztof