pinctrl: make the MSM SoC driver depend on OF

We had a compilation failure on x86_64 due to missing OF support
as this was an implicit dependency. Add an explicit dependency
on OF and OF_IRQ on the SoC driver.

Cc: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/Kconfig

@@ -211,6 +211,7 @@ config PINCTRL_MSM
 
 config PINCTRL_MSM8X74
 	bool "Qualcomm 8x74 pin controller driver"
+	depends on OF && OF_IRQ
 	select PINCTRL_MSM
 
 config PINCTRL_NOMADIK