Without this change, using cyw43 has a dependency on printf code for printing error message. Everywhere else in cyw43-code this dependency is masked with the CYW43_PRINTF-macro. This PR extends the usage of the CYW43-PRINTF macro to the SPI-support code.
Fixes #1744.
Without this change, using cyw43 has a dependency on printf code for printing error message. Everywhere else in cyw43-code this dependency is masked with the CYW43_PRINTF-macro. This PR extends the usage of the CYW43-PRINTF macro to the SPI-support code.