[PATCH v4 2/2] dt-bindings: usb: ptn5110: add TCPC properties

["Miao.Zhu" <Miao.Zhu@synopsys.com>]

The TCPCI driver has flags to configure its protperties but
no way to enable these flags yet. Add these flags into DT
so that the driver can be compatible with TCPCI  Spec R2 V1.0.

Signed-off-by: Miao.Zhu <miao@synopsys.com>
---
V3 -> V4: refine description to follow DTS coding style
V2 -> V3: add description and type for new properties
V1 -> V2: new patch
---
 .../devicetree/bindings/usb/nxp,ptn5110.yaml       | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/nxp,ptn5110.yaml b/Documentation/devicetree/bindings/usb/nxp,ptn5110.yaml
index 65a8632..f5059dc7 100644
--- a/Documentation/devicetree/bindings/usb/nxp,ptn5110.yaml
+++ b/Documentation/devicetree/bindings/usb/nxp,ptn5110.yaml
@@ -21,6 +21,28 @@ properties:
   interrupts:
     maxItems: 1
 
+  TX_BUF_BYTE_x_hidden:
+    description:
+      True when TX_BUF_BYTE_x can only be accessed through
+      I2C_WRITE_BYTE_COUNT.
+    type: boolean
+
+  RX_BUF_BYTE_x_hidden:
+    description:
+      True when RX_BUF_BYTE_x can only be accessed through
+      READABLE_BYTE_COUNT.
+    type: boolean
+
+  auto_discharge_disconnect:
+    description:
+      True when TCPC can autonomously discharge vbus on disconnect.
+    type: boolean
+
+  vbus_vsafe0v:
+    description:
+      True when TCPC can detect whether vbus is at VSAFE0V.
+    type: boolean
+
   connector:
     type: object
     $ref: /schemas/connector/usb-connector.yaml#
-- 
2.9.3