diff options
Diffstat (limited to 'dts/Bindings/usb/mediatek,mtk-xhci.yaml')
| -rw-r--r-- | dts/Bindings/usb/mediatek,mtk-xhci.yaml | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/dts/Bindings/usb/mediatek,mtk-xhci.yaml b/dts/Bindings/usb/mediatek,mtk-xhci.yaml index b0e58b15b9..924fd3d748 100644 --- a/dts/Bindings/usb/mediatek,mtk-xhci.yaml +++ b/dts/Bindings/usb/mediatek,mtk-xhci.yaml @@ -5,13 +5,13 @@ $id: http://devicetree.org/schemas/usb/mediatek,mtk-xhci.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: MediaTek USB3 xHCI Device Tree Bindings +title: MediaTek USB3 xHCI maintainers: - Chunfeng Yun <chunfeng.yun@mediatek.com> allOf: - - $ref: "usb-xhci.yaml" + - $ref: usb-xhci.yaml description: | There are two scenarios: @@ -28,12 +28,14 @@ properties: - mediatek,mt7622-xhci - mediatek,mt7623-xhci - mediatek,mt7629-xhci + - mediatek,mt7986-xhci - mediatek,mt8173-xhci - mediatek,mt8183-xhci - mediatek,mt8186-xhci - mediatek,mt8188-xhci - mediatek,mt8192-xhci - mediatek,mt8195-xhci + - mediatek,mt8365-xhci - const: mediatek,mtk-xhci reg: @@ -75,6 +77,7 @@ properties: - description: Mcu bus clock for register access - description: DMA bus clock for data transfer - description: controller clock + - description: frame count clock clock-names: minItems: 1 @@ -84,14 +87,7 @@ properties: - const: mcu_ck - const: dma_ck - const: xhci_ck - - assigned-clocks: - minItems: 1 - maxItems: 5 - - assigned-clock-parents: - minItems: 1 - maxItems: 5 + - const: frmcnt_ck phys: description: @@ -128,6 +124,17 @@ properties: defined in the xHCI spec on MTK's controller. default: 5000 + rx-fifo-depth: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + It is a quirk used to work around Gen1 isoc-in endpoint transfer issue + that still send out unexpected ACK after device finishes the burst + transfer with a short packet and cause an exception, specially on a 4K + camera device, it happens on controller before about IPM v1.6.0; + the side-effect is that it may cause performance drop about 10%, + including bulk transfer, prefer to use 3k here. The size is in bytes. + enum: [1024, 2048, 3072, 4096] + # the following properties are only used for case 1 wakeup-source: description: enable USB remote wakeup, see power/wakeup-source.txt |