[xlnx:master 553/597] drivers/mtd//spi-nor/spi-nor.c:2000:13: error: implicit declaration of function 'of_get_next_parent'

[kbuild test robot]

Hi Naga,

FYI, the error/warning still remains.

tree:   https://github.com/Xilinx/linux-xlnx master
head:   5d029fdc257cf88e65500db348eda23040af332b
commit: d80f6153e7c446e0c7dc8400b06d199c50bfd509 [553/597] mtd: spi-nor: Disable 4-Byte addressing for axi_quad_spi
config: blackfin-BF526-EZBRD_defconfig (attached as .config)
compiler: bfin-uclinux-gcc (GCC) 6.2.0
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout d80f6153e7c446e0c7dc8400b06d199c50bfd509
        # save the attached .config to linux build tree
        make.cross ARCH=blackfin 

All errors (new ones prefixed by >>):

   drivers/mtd//spi-nor/spi-nor.c: In function 'spi_nor_scan':
>> drivers/mtd//spi-nor/spi-nor.c:2000:13: error: implicit declaration of function 'of_get_next_parent' [-Werror=implicit-function-declaration]
       np_spi = of_get_next_parent(np);
                ^~~~~~~~~~~~~~~~~~
   drivers/mtd//spi-nor/spi-nor.c:2000:11: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
       np_spi = of_get_next_parent(np);
              ^
   drivers/mtd//spi-nor/spi-nor.c:1728:6: warning: unused variable 'is_dual' [-Wunused-variable]
     u32 is_dual;
         ^~~~~~~
   At top level:
   drivers/mtd//spi-nor/spi-nor.c:266:12: warning: 'read_ear' defined but not used [-Wunused-function]
    static int read_ear(struct spi_nor *nor, struct flash_info *info)
               ^~~~~~~~
   cc1: some warnings being treated as errors

vim +/of_get_next_parent +2000 drivers/mtd//spi-nor/spi-nor.c

  1994				}
  1995				nor->program_opcode = SPINOR_OP_PP_4B;
  1996				/* No small sector erase for 4-byte command set */
  1997				nor->erase_opcode = SPINOR_OP_SE_4B;
  1998				mtd->erasesize = info->sector_size;
  1999			} else {
> 2000				np_spi = of_get_next_parent(np);
  2001				if (of_property_match_string(np_spi, "compatible",
  2002							"xlnx,xps-spi-2.00.a") >= 0) {
  2003					nor->addr_width = 3;

---
0-DAY kernel test infrastructure                Open Source Technology Center
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