pinctrl: qcom: ipq4019: fix the function enum for gpio mode

Without this, we would fail to set the mode to gpio if trying to
configure for that mode
Signed-off-by: NMatthew McClintock <mmcclint@codeaurora.org>
Acked-by: NBjörn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/qcom/pinctrl-ipq4019.c

@@ -237,7 +237,7 @@ DECLARE_QCA_GPIO_PINS(99);
 		.pins = gpio##id##_pins,		\
 		.npins = (unsigned)ARRAY_SIZE(gpio##id##_pins),	\
 		.funcs = (int[]){			\
-			qca_mux_NA, /* gpio mode */	\
+			qca_mux_gpio, /* gpio mode */	\
 			qca_mux_##f1,			\
 			qca_mux_##f2,			\
 			qca_mux_##f3,			\