[PATCH 1/3] dt-bindings: usb: mtk-xhci: add a new property for broken streams

Chunfeng Yun
2020-12-16T11:53:38Z

The 0.96 xHCI controller on some platforms does not support
bulk stream even HCCPARAMS says supporting, due to MaxPSASize
is set a non-zero default value by mistake, so add a new
property "mediatek,broken_streams_quirk" to fix it.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
this patch depends on:
https://patchwork.kernel.org/project/linux-mediatek/list/?series=402773
[v4,09/11] dt-bindings: usb: convert mediatek, mtk-xhci.txt to YAML schema
---
Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
index e5e03f902802..330f7294bf34 100644
--- a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
+++ b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
@@ -120,6 +120,11 @@ properties:
description: The mask to disable u3ports, bit0 for u3port0,
bit1 for u3port1, ... etc

+ mediatek,broken_streams_quirk:
+ description: set if the controller doesn't support bulk stream but
+ HCCPARAMS says support.
+ type: boolean
+
"#address-cells":
const: 1

--
2.18.0