drivers: spi: sh_qspi.c: Use log_warning() instead of printf()

Use log_warning() instead of printf() to print out driver information

Signed-off-by: Pengfei Fan <fanpengfei1@eswincomputing.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
1 file changed