- gpio_request(IOMUX_TO_GPIO(MX31_PIN_CTS1), "uart0-cts-hack");
- gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CTS1), 0);
- return 0;
+ int ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_CTS1), "uart0-cts-hack");
+ if (ret)
+ return ret;
+
+ ret = gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CTS1), 0);
+ if (ret)
+ gpio_free(IOMUX_TO_GPIO(MX31_PIN_CTS1));
+
+ return ret;
+}
+
+static void moboard_uart0_exit(struct platform_device *pdev)
+{
+ gpio_free(IOMUX_TO_GPIO(MX31_PIN_CTS1));