Add the pin control node and pin definitions of SPI8.
Signed-off-by: NIvan T. Ivanov <iivanov@mm-sol.com>
Reviewed-by: NBjorn Andersson <bjorn.andersson@sonymobile.com>
Acked-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NKumar Gala <galak@codeaurora.org>