musb: sunxi: Allow host-side USB with external VBUS

Now that the PHY driver will not try to drive VBUS if it is already
driven by an external supply, there is no need to check the VBUS voltage
before powering on the PHY.

Signed-off-by: Samuel Holland <samuel@sholland.org>

diff --git a/drivers/usb/musb-new/sunxi.c b/drivers/usb/musb-new/sunxi.c
index 7e62e3f..dc4cfc2 100644 (file)
--- a/drivers/usb/musb-new/sunxi.c
+++ b/drivers/usb/musb-new/sunxi.c
@@ -241,12 +241,6 @@ static int sunxi_musb_enable(struct musb *musb)
        musb_writeb(musb->mregs, USBC_REG_o_VEND0, 0);
 
        if (is_host_enabled(musb)) {
-               ret = sun4i_usb_phy_vbus_detect(&glue->phy);
-               if (ret == 1) {
-                       printf("A charger is plugged into the OTG: ");
-                       return -ENODEV;
-               }
-
                ret = sun4i_usb_phy_id_detect(&glue->phy);
                if (ret == 1) {
                        printf("No host cable detected: ");