[PATCH v4] powerpc: Basic GPIO support for GE Fanuc SBC610

[Kumar Gala]

On Nov 7, 2008, at 8:15 AM, Martyn Welch wrote:

> Basic support for the GPIO available on the SBC610 VPX Single Board  
> Computer
> from GE Fanuc (PowerPC MPC8641D).
>
> This patch adds basic support for the GPIO in the devices I/O FPGA,  
> the GPIO
> functionality is exposed through the AFIX pins on the backplane,  
> unless used
> by an AFIX card.
>
> This code currently does not support switching between totem-pole and
> open-drain outputs (when used as outputs, GPIOs default to totem- 
> pole).
> The interrupt capabilites of the GPIO lines is also not currently  
> supported.
>
> Signed-off-by: Martyn Welch <martyn.welch at gefanuc.com>
> ---
>
> Anton: Thank you for your fast response.
>
> Changes since version 3:
> * Removed repetitive and obvious comments
> * Removed stray empty line
>
> arch/powerpc/boot/dts/gef_sbc610.dts   |    6 +
> arch/powerpc/platforms/86xx/Kconfig    |    2
> arch/powerpc/platforms/86xx/Makefile   |    3 -
> arch/powerpc/platforms/86xx/gef_gpio.c |  143 +++++++++++++++++++++++ 
> +++++++++
> 4 files changed, 153 insertions(+), 1 deletions(-)

applied to next

- k