dt-bindings: usb: mtu3: update USB wakeup properties

Add two arguments in "mediatek,syscon-wakeup" to support multi
wakeup glue layer between SSUSB and SPM, and use standard property
"wakeup-source" to replace the private "mediatek,enable-wakeup"

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt b/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt
index b2271d8..d589a1e 100644 (file)
--- a/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt
+++ b/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt
@@ -42,9 +42,14 @@ Optional properties:
  - enable-manual-drd : supports manual dual-role switch via debugfs; usually
        used when receptacle is TYPE-A and also wants to support dual-role
        mode.
- - mediatek,enable-wakeup : supports ip sleep wakeup used by host mode
- - mediatek,syscon-wakeup : phandle to syscon used to access USB wakeup
-       control register, it depends on "mediatek,enable-wakeup".
+ - wakeup-source: enable USB remote wakeup of host mode.
+ - mediatek,syscon-wakeup : phandle to syscon used to access the register
+       of the USB wakeup glue layer between SSUSB and SPM; it depends on
+       "wakeup-source", and has two arguments:
+       - the first one : register base address of the glue layer in syscon;
+       - the second one : hardware version of the glue layer
+               - 1 : used by mt8173 etc
+               - 2 : used by mt2712 etc
  - mediatek,u3p-dis-msk : mask to disable u3ports, bit0 for u3port0,
        bit1 for u3port1, ... etc;
 
@@ -71,8 +76,8 @@ ssusb: usb@11271000 {
        vbus-supply = <&usb_p0_vbus>;
        extcon = <&extcon_usb>;
        dr_mode = "otg";
-       mediatek,enable-wakeup;
-       mediatek,syscon-wakeup = <&pericfg>;
+       wakeup-source;
+       mediatek,syscon-wakeup = <&pericfg 0x400 1>;
        #address-cells = <2>;
        #size-cells = <2>;
        ranges;