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* [blackfin] gpio_request build fail on linux-next bisected
@ 2014-04-22 16:21 Paul Gortmaker
  0 siblings, 0 replies; only message in thread
From: Paul Gortmaker @ 2014-04-22 16:21 UTC (permalink / raw)
  To: Steven Miao; +Cc: linux-next, linux-kernel

Hi Steven,

This linux-next build fail:

which fails like this:

  CC      arch/blackfin/mach-bf533/boards/stamp.o
arch/blackfin/mach-bf533/boards/stamp.c: In function 'stamp_init':
arch/blackfin/mach-bf533/boards/stamp.c:874:2: error: implicit declaration of function 'gpio_request'
arch/blackfin/mach-bf533/boards/stamp.c:876:3: error: implicit declaration of function 'gpio_direction_output'
arch/blackfin/mach-bf533/boards/stamp.c:877:3: error: implicit declaration of function 'gpio_free'
make[1]: *** [arch/blackfin/mach-bf533/boards/stamp.o] Error 1

...bisects as follows:

a0c1fb2ea74dedecd303fb0388e21ca869239db2 is the first bad commit
commit a0c1fb2ea74dedecd303fb0388e21ca869239db2
Author: Steven Miao <>
Date:   Mon Mar 17 13:36:51 2014 +0800

    blackfin: portmux: cleanup head file
    drop unused head file
    change pinmux request/free macro for backward compatiblity
    add function declaration
    Signed-off-by: Steven Miao <>

:040000 040000 6bf439b9ec79ab17c87afe720ef23e2a01ee1c1f 6a67fdde171be53f3bfd0fd290f270fbca104542 M	arch
bisect run success

Since the failure is now in mainline/master, the fix should
be aimed at rc3 and not be specific to linux-next.


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