usb: dwc_otg: fix usb battery charger detect bug

For we don't use charge display function in 3.10 kernel, when
android write 0 to /sys/class/android_usb/android0/enable no need
to set pcd->conn_status = 2 and gating usb clocks.

Signed-off-by: lyz <lyz@rock-chips.com>

diff --git a/drivers/usb/dwc_otg_310/dwc_otg_pcd_linux.c b/drivers/usb/dwc_otg_310/dwc_otg_pcd_linux.c
index b5c73a0ffdf217760d154818252d9c41e7f81015..3ee983b9b18cd98dba277a3de917213dae615d19 100755 (executable)
--- a/drivers/usb/dwc_otg_310/dwc_otg_pcd_linux.c
+++ b/drivers/usb/dwc_otg_310/dwc_otg_pcd_linux.c
@@ -746,7 +746,7 @@ static int dwc_otg_pcd_pullup(struct usb_gadget *_gadget, int is_on)
                pcd->conn_status = 0;
        } else {
                dwc_otg_pcd_pullup_disable(pcd);
-               pcd->conn_status = 2;
+               pcd->conn_en = 0;
        }
 
        return 0;