Hi Rex-BC, On Mon, 2022-05-23 at 18:41 +0800, Rex-BC Chen wrote: > On Mon, 2022-05-23 at 17:04 +0800, Chunfeng Yun wrote: > > Add 'resets' property to support IP reset usually by top pericfg. > > > > Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx> > > --- > > Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml | 3 > > +++ > > 1 file changed, 3 insertions(+) > > > > diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtk- > > xhci.yaml b/Documentation/devicetree/bindings/usb/mediatek,mtk- > > xhci.yaml > > index 084d7135b2d9..892718459d25 100644 > > --- a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml > > +++ b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml > > @@ -113,6 +113,9 @@ properties: > > vbus-supply: > > description: Regulator of USB VBUS5v > > > > + resets: > > + maxItems: 1 > > + > > usb3-lpm-capable: true > > > > usb2-lpm-disable: true > > Hello Chunfeng, > > Which soc we will use this reset? This is common for all SoCs, can use it if there is a reset controller driver supported. > I am upstreaming another series for system clock reset. That's good > I think you should add how to use for this series base on [1]. Currently I test it on mt8195 based on ti-syscon reset driver, luckly this is transparent for our usb controller drivers; I could add patches to use this 'resets' property on mt8195/8186 if the below series are applied. Thanks > > [1]: > https://lore.kernel.org/linux-clk/5067ec46-7a82-6b7b-5b07-3102cfaefbf6@xxxxxxxxxxxxx/T/#m5b6abb9bd2109e4ed9a1a3eeee6e7976892cb8c2 > > BRs, > Rex >