usb: dwc_otg: fix problems of commit 058d627

[firefly-linux-kernel-4.4.55.git] / drivers / usb / dwc_otg_310 / dwc_otg_driver.c

diff --git a/drivers/usb/dwc_otg_310/dwc_otg_driver.c b/drivers/usb/dwc_otg_310/dwc_otg_driver.c
index 1279c0d623d89b2f2095a0a9c02dbf728f7cb9c4..16a4464dc51d6bfca7cfdbec05a08d761f8198e1 100755 (executable)
--- a/drivers/usb/dwc_otg_310/dwc_otg_driver.c
+++ b/drivers/usb/dwc_otg_310/dwc_otg_driver.c
@@ -447,28 +447,6 @@ void dwc_otg_force_device(dwc_otg_core_if_t *core_if)
        local_irq_restore(flags);
 }
 
-static void dwc_otg_set_force_mode(dwc_otg_core_if_t *core_if, int mode)
-{
-       gusbcfg_data_t usbcfg = {.d32 = 0 };
-       printk("!!!dwc_otg_set_force_mode\n");
-       usbcfg.d32 = DWC_READ_REG32(&core_if->core_global_regs->gusbcfg);
-       switch (mode) {
-       case USB_MODE_FORCE_HOST:
-               usbcfg.b.force_host_mode = 1;
-               usbcfg.b.force_dev_mode = 0;
-               break;
-       case USB_MODE_FORCE_DEVICE:
-               usbcfg.b.force_host_mode = 0;
-               usbcfg.b.force_dev_mode = 1;
-               break;
-       case USB_MODE_NORMAL:
-               usbcfg.b.force_host_mode = 0;
-               usbcfg.b.force_dev_mode = 0;
-               break;
-       }
-       DWC_WRITE_REG32(&core_if->core_global_regs->gusbcfg, usbcfg.d32);
-}
-
 static ssize_t force_usb_mode_show(struct device_driver *drv, char *buf)
 {
        dwc_otg_device_t *otg_dev = g_otgdev;