diff options
| author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2017-10-13 12:10:43 +0300 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2017-10-19 10:38:12 +0300 |
| commit | 4d79e042ed8b45e01bcec90de6b0c79c6c29d2b5 (patch) | |
| tree | a1cd69ef3da4b1d1ca611943763a0b15d9aabff8 /drivers/usb/mtu3/mtu3_core.c | |
| parent | c776f2c3e81308977e95a228b0665e3d5c63dff3 (diff) | |
| download | linux-4d79e042ed8b45e01bcec90de6b0c79c6c29d2b5.tar.xz | |
usb: mtu3: add support for usb3.1 IP
Support SuperSpeedPlus for usb3.1 device IP
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/mtu3/mtu3_core.c')
| -rw-r--r-- | drivers/usb/mtu3/mtu3_core.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/usb/mtu3/mtu3_core.c b/drivers/usb/mtu3/mtu3_core.c index cd4528f5f337..67f7a309aba7 100644 --- a/drivers/usb/mtu3/mtu3_core.c +++ b/drivers/usb/mtu3/mtu3_core.c @@ -237,7 +237,7 @@ void mtu3_ep_stall_set(struct mtu3_ep *mep, bool set) void mtu3_dev_on_off(struct mtu3 *mtu, int is_on) { - if (mtu->is_u3_ip && (mtu->max_speed == USB_SPEED_SUPER)) + if (mtu->is_u3_ip && mtu->max_speed >= USB_SPEED_SUPER) mtu3_ss_func_set(mtu, is_on); else mtu3_hs_softconn_set(mtu, is_on); @@ -547,6 +547,9 @@ static void mtu3_set_speed(struct mtu3 *mtu) mtu3_clrbits(mbase, U3D_USB3_CONFIG, USB3_EN); /* HS/FS detected by HW */ mtu3_setbits(mbase, U3D_POWER_MANAGEMENT, HS_ENABLE); + } else if (mtu->max_speed == USB_SPEED_SUPER) { + mtu3_clrbits(mtu->ippc_base, SSUSB_U3_CTRL(0), + SSUSB_U3_PORT_SSP_SPEED); } dev_info(mtu->dev, "max_speed: %s\n", @@ -624,6 +627,10 @@ static irqreturn_t mtu3_link_isr(struct mtu3 *mtu) udev_speed = USB_SPEED_SUPER; maxpkt = 512; break; + case MTU3_SPEED_SUPER_PLUS: + udev_speed = USB_SPEED_SUPER_PLUS; + maxpkt = 512; + break; default: udev_speed = USB_SPEED_UNKNOWN; break; @@ -825,14 +832,15 @@ int ssusb_gadget_init(struct ssusb_mtk *ssusb) case USB_SPEED_FULL: case USB_SPEED_HIGH: case USB_SPEED_SUPER: + case USB_SPEED_SUPER_PLUS: break; default: dev_err(dev, "invalid max_speed: %s\n", usb_speed_string(mtu->max_speed)); /* fall through */ case USB_SPEED_UNKNOWN: - /* default as SS */ - mtu->max_speed = USB_SPEED_SUPER; + /* default as SSP */ + mtu->max_speed = USB_SPEED_SUPER_PLUS; break; } |