------------[ cut here ]------------
WARNING: at drivers/gpio/gpiolib.c:102 gpio_ensure_requested+0x54/0xd8()
autorequest GPIO-87
Modules linked in:
[<c02c8884>] (unwind_backtrace+0x0/0xe4) from [<c02daa2c>] (warn_slowpath_common+0x4c/0x68)
[<c02daa2c>] (warn_slowpath_common+0x4c/0x68) from [<c02daa84>] (warn_slowpath_fmt+0x28/0x38)
[<c02daa84>] (warn_slowpath_fmt+0x28/0x38) from [<c03dd8d4>] (gpio_ensure_requested+0x54/0xd8)
[<c03dd8d4>] (gpio_ensure_requested+0x54/0xd8) from [<c03dda90>] (gpio_direction_output+0x88/0xf4)
[<c03dda90>] (gpio_direction_output+0x88/0xf4) from [<c04e8bbc>] (hecubafb_probe+0x24/0x29c)
[<c04e8bbc>] (hecubafb_probe+0x24/0x29c) from [<c040d368>] (platform_drv_probe+0x1c/0x24)
[<c040d368>] (platform_drv_probe+0x1c/0x24) from [<c040c2f4>] (driver_probe_device+0x88/0x180)
[<c040c2f4>] (driver_probe_device+0x88/0x180) from [<c040b55c>] (bus_for_each_drv+0x60/0x8c)
[<c040b55c>] (bus_for_each_drv+0x60/0x8c) from [<c040c4fc>] (device_attach+0x5c/0x74)
[<c040c4fc>] (device_attach+0x5c/0x74) from [<c040b4d8>] (bus_probe_device+0x30/0x54)
[<c040b4d8>] (bus_probe_device+0x30/0x54) from [<c0409d74>] (device_add+0x384/0x57c)
[<c0409d74>] (device_add+0x384/0x57c) from [<c040d7e0>] (platform_device_add+0x148/0x188)
[<c040d7e0>] (platform_device_add+0x148/0x188) from [<c0018f90>] (hecubafb_init+0x48/0x70)
[<c0018f90>] (hecubafb_init+0x48/0x70) from [<c02c2374>] (do_one_initcall+0x2c/0x19c)
[<c02c2374>] (do_one_initcall+0x2c/0x19c) from [<c00088c4>] (kernel_init+0x98/0x108)
[<c00088c4>] (kernel_init+0x98/0x108) from [<c02c3e3c>] (kernel_thread_exit+0x0/0x8)
---[ end trace da227214a82491b7 ]---