drivers/tty/serial/pic32_uart.c:904:34: warning: 'pic32_serial_dt_ids' defined but not used

[kernel test robot <lkp@intel.com>]

Hi Jiri,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   b62cef9a5c673f1b8083159f5dc03c1c5daced2f
commit: e3e7b13bffae85e2806c73e3ccacd4447bcb19ed serial: allow COMPILE_TEST for some drivers
date:   2 years, 9 months ago
config: mips-randconfig-s051-20221112 (https://download.01.org/0day-ci/archive/20250112/202501121741.fRJ050Ah-lkp@intel.com/config)
compiler: mips-linux-gcc (GCC) 12.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250112/202501121741.fRJ050Ah-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501121741.fRJ050Ah-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/tty/serial/pic32_uart.c:904:34: warning: 'pic32_serial_dt_ids' defined but not used [-Wunused-const-variable=]
     904 | static const struct of_device_id pic32_serial_dt_ids[] = {
         |                                  ^~~~~~~~~~~~~~~~~~~


vim +/pic32_serial_dt_ids +904 drivers/tty/serial/pic32_uart.c

157b9394709ed5 Andrei Pistirica 2016-01-13  903  
157b9394709ed5 Andrei Pistirica 2016-01-13 @904  static const struct of_device_id pic32_serial_dt_ids[] = {
157b9394709ed5 Andrei Pistirica 2016-01-13  905  	{ .compatible = "microchip,pic32mzda-uart" },
157b9394709ed5 Andrei Pistirica 2016-01-13  906  	{ /* sentinel */ }
157b9394709ed5 Andrei Pistirica 2016-01-13  907  };
157b9394709ed5 Andrei Pistirica 2016-01-13  908  MODULE_DEVICE_TABLE(of, pic32_serial_dt_ids);
157b9394709ed5 Andrei Pistirica 2016-01-13  909  

:::::: The code at line 904 was first introduced by commit
:::::: 157b9394709ed5233288986a293405def22792ed serial: pic32_uart: Add PIC32 UART driver

:::::: TO: Andrei Pistirica <andrei.pistirica@microchip.com>
:::::: CC: Ralf Baechle <ralf@linux-mips.org>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki