drivers/gpio/gpio-mcp23s08.c:568:11: error: 'struct gpio_chip' has no member named 'of_gpio_n_cells'

[kbuild test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   af56ff27eba54fceee5f5643e79bf6531f2e1739
commit: 2527ecc9195e9c66252af24c4689e8a67cd4ccb9 gpio: Fix OF build problem on UM
date:   9 days ago
config: um-allyesconfig (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        git checkout 2527ecc9195e9c66252af24c4689e8a67cd4ccb9
        # save the attached .config to linux build tree
        make ARCH=um 

All errors (new ones prefixed by >>):

   drivers/gpio/gpio-mcp23s08.c: In function 'mcp23s08_probe_one':
>> drivers/gpio/gpio-mcp23s08.c:568:11: error: 'struct gpio_chip' has no member named 'of_gpio_n_cells'
     mcp->chip.of_gpio_n_cells = 2;
              ^
>> drivers/gpio/gpio-mcp23s08.c:569:11: error: 'struct gpio_chip' has no member named 'of_node'
     mcp->chip.of_node = dev->of_node;
              ^

vim +568 drivers/gpio/gpio-mcp23s08.c

e58b9e27 drivers/gpio/mcp23s08.c      David Brownell  2008-02-04  562  	mcp->chip.direction_input = mcp23s08_direction_input;
e58b9e27 drivers/gpio/mcp23s08.c      David Brownell  2008-02-04  563  	mcp->chip.get = mcp23s08_get;
e58b9e27 drivers/gpio/mcp23s08.c      David Brownell  2008-02-04  564  	mcp->chip.direction_output = mcp23s08_direction_output;
e58b9e27 drivers/gpio/mcp23s08.c      David Brownell  2008-02-04  565  	mcp->chip.set = mcp23s08_set;
e58b9e27 drivers/gpio/mcp23s08.c      David Brownell  2008-02-04  566  	mcp->chip.dbg_show = mcp23s08_dbg_show;
97ddb1c8 drivers/gpio/gpio-mcp23s08.c Lars Poeschel   2013-04-04  567  #ifdef CONFIG_OF
97ddb1c8 drivers/gpio/gpio-mcp23s08.c Lars Poeschel   2013-04-04 @568  	mcp->chip.of_gpio_n_cells = 2;
97ddb1c8 drivers/gpio/gpio-mcp23s08.c Lars Poeschel   2013-04-04 @569  	mcp->chip.of_node = dev->of_node;
97ddb1c8 drivers/gpio/gpio-mcp23s08.c Lars Poeschel   2013-04-04  570  #endif
e58b9e27 drivers/gpio/mcp23s08.c      David Brownell  2008-02-04  571  
d62b98f3 drivers/gpio/gpio-mcp23s08.c Peter Korsgaard 2011-07-15  572  	switch (type) {

:::::: The code at line 568 was first introduced by commit
:::::: 97ddb1c88b4ebe057b63346660abfee165ddd468 gpio: mcp23s08: convert driver to DT

:::::: TO: Lars Poeschel <poeschel@xxxxxxxxxxx>
:::::: CC: Linus Walleij <linus.walleij@xxxxxxxxxx>

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