FROMLIST: usb: dwc3: add dis_u2_freeclk_exists_quirk

[firefly-linux-kernel-4.4.55.git] / drivers / usb / dwc3 / core.h

diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 4264221127be6adb3004ecb7e162c84a1fd518b0..81690b4c30a0b614de9d4be84e35bb74801d22a2 100644 (file)
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -199,6 +199,7 @@
 
 /* Global USB2 PHY Configuration Register */
 #define DWC3_GUSB2PHYCFG_PHYSOFTRST    (1 << 31)
+#define DWC3_GUSB2PHYCFG_U2_FREECLK_EXISTS     (1 << 30)
 #define DWC3_GUSB2PHYCFG_SUSPHY                (1 << 6)
 #define DWC3_GUSB2PHYCFG_ULPI_UTMI     (1 << 4)
 #define DWC3_GUSB2PHYCFG_ENBLSLPM      (1 << 8)
@@ -796,6 +797,9 @@ struct dwc3_scratchpad_array {
  * @dis_u2_susphy_quirk: set if we disable usb2 suspend phy
  * @dis_enblslpm_quirk: set if we clear enblslpm in GUSB2PHYCFG,
  *                      disabling the suspend signal to the PHY.
+ * @dis_u2_freeclk_exists_quirk : set if we clear u2_freeclk_exists
+ *                     in GUSB2PHYCFG, specify that USB2 PHY doesn't
+ *                     provide a free-running PHY clock.
  * @tx_de_emphasis_quirk: set if we enable Tx de-emphasis quirk
  * @tx_de_emphasis: Tx de-emphasis value
  *     0       - -6dB de-emphasis
@@ -939,6 +943,7 @@ struct dwc3 {
        unsigned                dis_u2_susphy_quirk:1;
        unsigned                dis_enblslpm_quirk:1;
        unsigned                dis_rxdet_inp3_quirk:1;
+       unsigned                dis_u2_freeclk_exists_quirk:1;
 
        unsigned                tx_de_emphasis_quirk:1;
        unsigned                tx_de_emphasis:2;