greybus: arche-platform: Do not export any gpios

With addition of operational state in driver, user/developer
can switch to FW flashing state through sysfs. So no need to
export any gpios to userspace now.

Testing Done: Tested on EVT1.2 and DB3.5 platform

Signed-off-by: Vaibhav Hiremath <vaibhav.hiremath@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

diff --git a/drivers/staging/greybus/arche-platform.c b/drivers/staging/greybus/arche-platform.c
index 037e1420605961b1c28c2d78788c0ca84f9d6de0..1fd806f6580dbc3f22731ec0f1d713a57168d152 100644 (file)
--- a/drivers/staging/greybus/arche-platform.c
+++ b/drivers/staging/greybus/arche-platform.c
@@ -123,19 +123,6 @@ static void svc_delayed_work(struct work_struct *work)
        gpio_direction_output(arche_pdata->wake_detect_gpio, 1);
 }
 
-/* Export gpio's to user space */
-static void export_gpios(struct arche_platform_drvdata *arche_pdata)
-{
-       gpio_export(arche_pdata->svc_reset_gpio, false);
-       gpio_export(arche_pdata->svc_sysboot_gpio, false);
-}
-
-static void unexport_gpios(struct arche_platform_drvdata *arche_pdata)
-{
-       gpio_unexport(arche_pdata->svc_reset_gpio);
-       gpio_unexport(arche_pdata->svc_sysboot_gpio);
-}
-
 static int arche_platform_coldboot_seq(struct arche_platform_drvdata *arche_pdata)
 {
        int ret;
@@ -383,8 +370,6 @@ static int arche_platform_probe(struct platform_device *pdev)
        INIT_DELAYED_WORK(&arche_pdata->delayed_work, svc_delayed_work);
        schedule_delayed_work(&arche_pdata->delayed_work, msecs_to_jiffies(2000));
 
-       export_gpios(arche_pdata);
-
        dev_info(dev, "Device registered successfully\n");
        return 0;
 }
@@ -407,7 +392,6 @@ static int arche_platform_remove(struct platform_device *pdev)
        device_for_each_child(&pdev->dev, NULL, arche_remove_child);
        arche_platform_poweroff_seq(arche_pdata);
        platform_set_drvdata(pdev, NULL);
-       unexport_gpios(arche_pdata);
 
        return 0;
 }