pinctrl: add a driver for the CSR SiRFprimaII pinmux

This creates a pin controller driver for the SiRFprinaII
pin mux portions.

Signed-off-by: Rongjun Ying <Rongjun.Ying@csr.com>
Signed-off-by: Barry Song <Baohua.Song@csr.com>
[Fixup for changed function names and semantics in the v10 patch]
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile
index 63d4241..bdc548a 100644
--- a/drivers/pinctrl/Makefile
+++ b/drivers/pinctrl/Makefile
@@ -4,4 +4,5 @@
 
 obj-$(CONFIG_PINCTRL)		+= core.o
 obj-$(CONFIG_PINMUX)		+= pinmux.o
+obj-$(CONFIG_PINMUX_SIRF)	+= pinmux-sirf.o
 obj-$(CONFIG_PINMUX_U300)	+= pinmux-u300.o