pinctrl: qcom-spmi: Fix pin direction configuration

Pin direction configuration was incorrectly overwritten
by output and function values in set_mux(). Fix this.

Signed-off-by: Ivan T. Ivanov <ivan.ivanov@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/qcom/pinctrl-spmi-gpio.c

@@ -260,6 +260,7 @@ static int pmic_gpio_set_mux(struct pinctrl_dev *pctldev, unsigned function,
 			val = 1;
 	}
 
+	val = val << PMIC_GPIO_REG_MODE_DIR_SHIFT;
 	val |= pad->function << PMIC_GPIO_REG_MODE_FUNCTION_SHIFT;
 	val |= pad->out_value & PMIC_GPIO_REG_MODE_VALUE_SHIFT;