A compilation issue occurred when CONFIG_VLYNQ_DEBUG is set:
drivers/vlynq/vlynq.c:82:13: error: ‘vlynq_dump_mem’ defined but not used [-Werror=unused-function]
drivers/vlynq/vlynq.c:68:13: error: ‘vlynq_dump_regs’ defined but not used [-Werror=unused-function]
Signed-off-by: xurui <xurui@xxxxxxxxxx>