pinctrl: pxa: add pxa25x architecture

Add the pxa25x architecture, which is a pxa2xx with 85 pins. The
registers spacing, and pins logic is common to pxa2xx, only the pins and
their alternate function are specific to pxa25x.

Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/pxa/Kconfig b/drivers/pinctrl/pxa/Kconfig
index 990667f..c29bdcf 100644
--- a/drivers/pinctrl/pxa/Kconfig
+++ b/drivers/pinctrl/pxa/Kconfig
@@ -6,12 +6,20 @@
 	select PINCONF
 	select GENERIC_PINCONF
 
+config PINCTRL_PXA25X
+	tristate "Marvell PXA25x pin controller driver"
+	select PINCTRL_PXA
+	default y if PXA25x
+	help
+	  This is the pinctrl, pinmux, pinconf driver for the Marvell
+	  PXA2xx block found in the pxa25x platforms.
+
 config PINCTRL_PXA27X
 	tristate "Marvell PXA27x pin controller driver"
 	select PINCTRL_PXA
 	default y if PXA27x
 	help
 	  This is the pinctrl, pinmux, pinconf driver for the Marvell
-	  PXA2xx block found in the pxa25x and pxa27x platforms.
+	  PXA2xx block found in the pxa27x platforms.
 
 endif