diff options
Diffstat (limited to 'drivers/usb/mtu3')
| -rw-r--r-- | drivers/usb/mtu3/mtu3_core.c | 10 | ||||
| -rw-r--r-- | drivers/usb/mtu3/mtu3_gadget.c | 22 | ||||
| -rw-r--r-- | drivers/usb/mtu3/mtu3_hw_regs.h | 1 |
3 files changed, 22 insertions, 11 deletions
diff --git a/drivers/usb/mtu3/mtu3_core.c b/drivers/usb/mtu3/mtu3_core.c index eecfd0671362..ae70b9bfd797 100644 --- a/drivers/usb/mtu3/mtu3_core.c +++ b/drivers/usb/mtu3/mtu3_core.c @@ -107,8 +107,12 @@ static int mtu3_device_enable(struct mtu3 *mtu) (SSUSB_U2_PORT_DIS | SSUSB_U2_PORT_PDN | SSUSB_U2_PORT_HOST_SEL)); - if (mtu->ssusb->dr_mode == USB_DR_MODE_OTG) + if (mtu->ssusb->dr_mode == USB_DR_MODE_OTG) { mtu3_setbits(ibase, SSUSB_U2_CTRL(0), SSUSB_U2_PORT_OTG_SEL); + if (mtu->is_u3_ip) + mtu3_setbits(ibase, SSUSB_U3_CTRL(0), + SSUSB_U3_PORT_DUAL_MODE); + } return ssusb_check_clocks(mtu->ssusb, check_clk); } @@ -181,8 +185,8 @@ static void mtu3_intr_enable(struct mtu3 *mtu) if (mtu->is_u3_ip) { /* Enable U3 LTSSM interrupts */ - value = HOT_RST_INTR | WARM_RST_INTR | VBUS_RISE_INTR | - VBUS_FALL_INTR | ENTER_U3_INTR | EXIT_U3_INTR; + value = HOT_RST_INTR | WARM_RST_INTR | + ENTER_U3_INTR | EXIT_U3_INTR; mtu3_writel(mbase, U3D_LTSSM_INTR_ENABLE, value); } diff --git a/drivers/usb/mtu3/mtu3_gadget.c b/drivers/usb/mtu3/mtu3_gadget.c index 5c60a8c5a0b5..bbcd3332471d 100644 --- a/drivers/usb/mtu3/mtu3_gadget.c +++ b/drivers/usb/mtu3/mtu3_gadget.c @@ -585,6 +585,17 @@ static const struct usb_gadget_ops mtu3_gadget_ops = { .udc_stop = mtu3_gadget_stop, }; +static void mtu3_state_reset(struct mtu3 *mtu) +{ + mtu->address = 0; + mtu->ep0_state = MU3D_EP0_STATE_SETUP; + mtu->may_wakeup = 0; + mtu->u1_enable = 0; + mtu->u2_enable = 0; + mtu->delayed_status = false; + mtu->test_mode = false; +} + static void init_hw_ep(struct mtu3 *mtu, struct mtu3_ep *mep, u32 epnum, u32 is_in) { @@ -702,6 +713,7 @@ void mtu3_gadget_disconnect(struct mtu3 *mtu) spin_lock(&mtu->lock); } + mtu3_state_reset(mtu); usb_gadget_set_state(&mtu->g, USB_STATE_NOTATTACHED); } @@ -712,12 +724,6 @@ void mtu3_gadget_reset(struct mtu3 *mtu) /* report disconnect, if we didn't flush EP state */ if (mtu->g.speed != USB_SPEED_UNKNOWN) mtu3_gadget_disconnect(mtu); - - mtu->address = 0; - mtu->ep0_state = MU3D_EP0_STATE_SETUP; - mtu->may_wakeup = 0; - mtu->u1_enable = 0; - mtu->u2_enable = 0; - mtu->delayed_status = false; - mtu->test_mode = false; + else + mtu3_state_reset(mtu); } diff --git a/drivers/usb/mtu3/mtu3_hw_regs.h b/drivers/usb/mtu3/mtu3_hw_regs.h index 6ee371478d89..a45bb253939f 100644 --- a/drivers/usb/mtu3/mtu3_hw_regs.h +++ b/drivers/usb/mtu3/mtu3_hw_regs.h @@ -459,6 +459,7 @@ /* U3D_SSUSB_U3_CTRL_0P */ #define SSUSB_U3_PORT_SSP_SPEED BIT(9) +#define SSUSB_U3_PORT_DUAL_MODE BIT(7) #define SSUSB_U3_PORT_HOST_SEL BIT(2) #define SSUSB_U3_PORT_PDN BIT(1) #define SSUSB_U3_PORT_DIS BIT(0) |
