[PATCH] mach-at91: gsia18s board improvements and bug fixes

[Jean-Christophe PLAGNIOL-VILLARD]

On 13:23 Wed 20 Apr     , Igor Plyatov wrote:
> * AT91_PIN_Pxxx port names replaced by human readable GPO_xxxx, GPI_xxxx,
I do not see the improvement
>   GPIO_xxxx names. This simplify source code and schematic maintenance.
> * Active logic levels and default states corrected for GPOs.
> * Replace small functions which use platform_register_device() by its direct
>   calls.
ditto here
> * Remove GPIO_CARD_UNMOUNT_1 gpio_keys_button, because it not used.
> * debounce_interval added for critical buttons.
> * Remove unneeded GPI setup code for buttons, because this done by corresponding
>   driver.
> * pcf8574x_0x20_setup() and pcf8574x_0x20_teardown functions small refactoring.
Best Regards,
J.