It's recommended to specify the over current polarity.
- power-active-high: power signal polarity is active high
- external-vbus-divider: enables off-chip resistor divider for Vbus
+- samsung,picophy-pre-emp-curr-control: HS Transmitter Pre-Emphasis Current
+ Control. This signal controls the amount of current sourced to the
+ USB_OTG*_DP and USB_OTG*_DN pins after a J-to-K or K-to-J transition.
+ The range is from 0x0 to 0x3, the default value is 0x1.
+ Details can refer to TXPREEMPAMPTUNE0 bits of USBNC_n_PHY_CFG1.
+- samsung,picophy-dc-vol-level-adjust: HS DC Voltage Level Adjustment.
+ Adjust the high-speed transmitter DC level voltage.
+ The range is from 0x0 to 0xf, the default value is 0x3.
+ Details can refer to TXVREFTUNE0 bits of USBNC_n_PHY_CFG1.
Example: