pinctrl: SPEAr310: Pass correct of_device_id table name to MODULE_DEVICE_TABLE

The symbol SPEAr310_pinctrl_of_match does not exist at all. Fix it.
We didn't hit the compile error because this driver can only be built-in now.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/spear/pinctrl-spear310.c b/drivers/pinctrl/spear/pinctrl-spear310.c
index 06c7e6f..ed1d360 100644
--- a/drivers/pinctrl/spear/pinctrl-spear310.c
+++ b/drivers/pinctrl/spear/pinctrl-spear310.c
@@ -430,4 +430,4 @@
 MODULE_AUTHOR("Viresh Kumar <viresh.linux@gmail.com>");
 MODULE_DESCRIPTION("ST Microelectronics SPEAr310 pinctrl driver");
 MODULE_LICENSE("GPL v2");
-MODULE_DEVICE_TABLE(of, SPEAr310_pinctrl_of_match);
+MODULE_DEVICE_TABLE(of, spear310_pinctrl_of_match);