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sunxi: usb: Drop AXP-sepcific VBUS detection and drive logic

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VBUS detection and enable is now be used with virtual AXP GPIOs, so all the USB
code has to use GPIO in every case and let sunxi_gpio do the heavy lifting.

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Paul Kocialkowski
2015-03-22 18:07:10 +01:00
committed by Hans de Goede
parent f7c7ab636a
commit 5eaacb4340
4 changed files with 25 additions and 52 deletions
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52
drivers/usb/musb-new/sunxi.c
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@@ -238,38 +238,28 @@ static int sunxi_musb_init(struct musb *musb)
if (is_host_enabled(musb)) {
int vbus_det = sunxi_name_to_gpio(CONFIG_USB0_VBUS_DET);
#ifdef AXP_VBUS_DETECT
if (!strcmp(CONFIG_USB0_VBUS_DET, "axp_vbus_detect")) {
err = axp_get_vbus();
if (err < 0)
return err;
} else {
#endif
if (vbus_det == -1) {
eprintf("Error invalid Vusb-det pin\n");
return -EINVAL;
}
err = gpio_request(vbus_det, "vbus0_det");
if (err)
return err;
err = gpio_direction_input(vbus_det);
if (err) {
gpio_free(vbus_det);
return err;
}
err = gpio_get_value(vbus_det);
if (err < 0) {
gpio_free(vbus_det);
return -EIO;
}
gpio_free(vbus_det);
#ifdef AXP_VBUS_DETECT
if (vbus_det == -1) {
eprintf("Error invalid Vusb-det pin\n");
return -EINVAL;
}
#endif
err = gpio_request(vbus_det, "vbus0_det");
if (err)
return err;
err = gpio_direction_input(vbus_det);
if (err) {
gpio_free(vbus_det);
return err;
}
err = gpio_get_value(vbus_det);
if (err < 0) {
gpio_free(vbus_det);
return -EIO;
}
gpio_free(vbus_det);
if (err) {
eprintf("Error: A charger is plugged into the OTG\n");