diff options
| author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2018-01-03 09:53:21 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-01-09 16:22:52 +0100 |
| commit | ff17d3286b039d6a4104e55a221b4faef340fe45 (patch) | |
| tree | 894b716f6a93332063001f6244a159ee0adbc5b1 /Documentation/devicetree/bindings/usb | |
| parent | usb: xhci-mtk: supports remote wakeup for mt2712 with two xHCI IPs (diff) | |
| download | linux-ff17d3286b039d6a4104e55a221b4faef340fe45.tar.xz linux-ff17d3286b039d6a4104e55a221b4faef340fe45.zip | |
dt-bindings: usb: mtk-xhci: 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,wakeup-src"
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>
Diffstat (limited to 'Documentation/devicetree/bindings/usb')
| -rw-r--r-- | Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt index 9ff560298498..88d9f4a4b280 100644 --- a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt +++ b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt @@ -35,10 +35,14 @@ Required properties: - phys : a list of phandle + phy specifier pairs Optional properties: - - mediatek,wakeup-src : 1: ip sleep wakeup mode; 2: line state wakeup - mode; - - mediatek,syscon-wakeup : phandle to syscon used to access USB wakeup - control register, it depends on "mediatek,wakeup-src". + - wakeup-source : enable USB remote wakeup; + - mediatek,syscon-wakeup : phandle to syscon used to access the register + of the USB wakeup glue layer between xHCI 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; - vbus-supply : reference to the VBUS regulator; @@ -65,8 +69,8 @@ usb30: usb@11270000 { vusb33-supply = <&mt6397_vusb_reg>; vbus-supply = <&usb_p1_vbus>; usb3-lpm-capable; - mediatek,syscon-wakeup = <&pericfg>; - mediatek,wakeup-src = <1>; + mediatek,syscon-wakeup = <&pericfg 0x400 1>; + wakeup-source; imod-interval-ns = <10000>; }; |