Hi zhichang.yuan,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.8-rc6 next-20160914]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
[Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on]
[Check https://git-scm.com/docs/git-format-patch for more information]

url:    https://github.com/0day-ci/linux/commits/Zhichang-Yuan/ARM64-LPC-legacy-ISA-I-O-support/20160914-202858
config: openrisc-or1ksim_defconfig (attached as .config)
compiler: or32-linux-gcc (GCC) 4.5.1-or32-1.0rc1
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=openrisc 

All errors (new ones prefixed by >>):

   drivers/of/address.c: In function '__of_address_to_resource':

quoted

drivers/of/address.c:702:5: error: implicit declaration of function 'of_bus_pci_match'

vim +/of_bus_pci_match +702 drivers/of/address.c

   696				return -EINVAL;
   697			/*
   698			 * special processing for non-pci device gurantee the linux start pio
   699			 * is not ZERO. Otherwise, some drivers' initialization will fail.
   700			 */
   701			if (!port && (!IS_ENABLED(CONFIG_OF_ADDRESS_PCI) ||
 > 702					!of_bus_pci_match(dev)))
   703				port += 1;
   704	
   705			r->start = port;

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