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authorWilliam Wu <william.wu@rock-chips.com>2016-08-16 22:44:39 +0800
committerFelipe Balbi <felipe.balbi@linux.intel.com>2016-08-25 12:13:11 +0300
commit00fe081dc3a37032c05e308c40d241d60c05ebe6 (patch)
tree08717b3e4cd39eb6c4998162fc5fa0938595cc65 /Documentation/devicetree/bindings/usb
parent32f2ed864dd523bca2ee804effa9f3f43aa03ba6 (diff)
usb: dwc3: add dis_del_phy_power_chg_quirk
Add a quirk to clear the GUSB3PIPECTL.DELAYP1TRANS bit, which specifies whether disable delay PHY power change from P0 to P1/P2/P3 when link state changing from U0 to U1/U2/U3 respectively. Signed-off-by: William Wu <william.wu@rock-chips.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'Documentation/devicetree/bindings/usb')
-rw-r--r--Documentation/devicetree/bindings/usb/dwc3.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/dwc3.txt b/Documentation/devicetree/bindings/usb/dwc3.txt
index 020b0e935fd3..e96bfc20907e 100644
--- a/Documentation/devicetree/bindings/usb/dwc3.txt
+++ b/Documentation/devicetree/bindings/usb/dwc3.txt
@@ -42,6 +42,8 @@ Optional properties:
- snps,dis-u2-freeclk-exists-quirk: when set, clear the u2_freeclk_exists
in GUSB2PHYCFG, specify that USB2 PHY doesn't provide
a free-running PHY clock.
+ - snps,dis-del-phy-power-chg-quirk: when set core will change PHY power
+ from P0 to P1/P2/P3 without delay.
- snps,is-utmi-l1-suspend: true when DWC3 asserts output signal
utmi_l1_suspend_n, false when asserts utmi_sleep_n
- snps,hird-threshold: HIRD threshold