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authorHuang Rui <ray.huang@amd.com>2014-10-28 19:54:30 +0800
committerFelipe Balbi <balbi@ti.com>2014-11-03 10:03:37 -0600
commita2a1d0f5838d6aa0d1306ef9bb1011f501faa695 (patch)
tree252fdd65bb448aa55edb1d75d257335f38714e29 /drivers/usb/dwc3/core.h
parentdf31f5b3a6d3ef0bb692edff13167e9a1c5aa25e (diff)
usb: dwc3: add delay p1p2p3 quirk
This patch adds delay P0 to P1/P2/P3 quirk for U2/U2/U3, and some special platforms can configure that if it is needed. [ balbi@ti.com : added DeviceTree binding documentation ] Signed-off-by: Huang Rui <ray.huang@amd.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc3/core.h')
-rw-r--r--drivers/usb/dwc3/core.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index ce331630fad9..b8fbc4a1ee4a 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -178,6 +178,9 @@
#define DWC3_GUSB3PIPECTL_PHYSOFTRST (1 << 31)
#define DWC3_GUSB3PIPECTL_U2SSINP3OK (1 << 29)
#define DWC3_GUSB3PIPECTL_REQP1P2P3 (1 << 24)
+#define DWC3_GUSB3PIPECTL_DEP1P2P3(n) ((n) << 19)
+#define DWC3_GUSB3PIPECTL_DEP1P2P3_MASK DWC3_GUSB3PIPECTL_DEP1P2P3(7)
+#define DWC3_GUSB3PIPECTL_DEP1P2P3_EN DWC3_GUSB3PIPECTL_DEP1P2P3(1)
#define DWC3_GUSB3PIPECTL_SUSPHY (1 << 17)
/* Global TX Fifo Size Register */
@@ -685,6 +688,7 @@ struct dwc3_scratchpad_array {
* @u2exit_lfps_quirk: set if we enable u2exit lfps quirk
* @u2ss_inp3_quirk: set if we enable P3 OK for U2/SS Inactive quirk
* @req_p1p2p3_quirk: set if we enable request p1p2p3 quirk
+ * @del_p1p2p3_quirk: set if we enable delay p1p2p3 quirk
*/
struct dwc3 {
struct usb_ctrlrequest *ctrl_req;
@@ -796,6 +800,7 @@ struct dwc3 {
unsigned u2exit_lfps_quirk:1;
unsigned u2ss_inp3_quirk:1;
unsigned req_p1p2p3_quirk:1;
+ unsigned del_p1p2p3_quirk:1;
};
/* -------------------------------------------------------------------------- */