On 04/10/2012 02:37 PM, Michal Simek wrote:
> Hi Lars,
> 
> 2012/4/9 Lars-Peter Clausen <lars@metafoo.de <mailto:lars@metafoo.de>>
> 
>     The microblaze architecture does not provide a native GPIO API
>     implementation
>     nor requires GPIOLIB, but still selects GENERIC_GPIO by default. As a
>     result the
>     following build error occurs, if GPIOLIB is not selected:
> 
>            include/asm-generic/gpio.h: In function 'gpio_get_value_cansleep':
>            include/asm-generic/gpio.h:218: error: implicit declaration of
>     function '__gpio_get_value'
>            include/asm-generic/gpio.h: In function 'gpio_set_value_cansleep':
>            include/asm-generic/gpio.h:224: error: implicit declaration of
>     function '__gpio_set_value'
> 
>     This patch addresses the issue by not selecting GENERIC_GPIO by default.
>     This
>     causes the GPIO API to be stubbed out if no implementation is provided.
> 
>     Signed-off-by: Lars-Peter Clausen <lars@metafoo.de <mailto:lars@metafoo.de>>
>     Cc: stable@vger.kernel.org <mailto:stable@vger.kernel.org>
>     ---
>      arch/microblaze/Kconfig |    2 +-
>      1 file changed, 1 insertion(+), 1 deletion(-)
> 
> 
> Sorry for taking so long. Can you please send me your .config file. I have
> never seen that Microblaze has any problem with it.
> 

Hi,

basically any config which has CONFIG_GPIOLIB not set. I've attached my config.

- Lars