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Just describe the problem in the binding. So needn't 'quirk'. Update description. Signed-off-by: Frank Li --- Documentation/devicetree/bindings/usb/snps,dwc3.yaml | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml index 8f5d250070c78..6685e6579e64c 100644 --- a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml +++ b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml @@ -273,11 +273,12 @@ properties: with an external supply. type: boolean - snps,host-vbus-glitches-quirk: + snps,host-vbus-glitches: description: When set, power off all Root Hub ports immediately after setting host mode to avoid vbus (negative) glitch happen in later - xhci reset. And the vbus will back to 5V automatically when reset done. + xhci reset. And the vbus will return to 5V automatically when reset + done. type: boolean snps,is-utmi-l1-suspend: From patchwork Wed Feb 7 22:00:19 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Li X-Patchwork-Id: 198102 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:7301:168b:b0:106:860b:bbdd with SMTP id ma11csp2537013dyb; Wed, 7 Feb 2024 14:15:41 -0800 (PST) X-Google-Smtp-Source: AGHT+IGZsQ6NHSrzUIUq2hab6bCYNvtZ9J8HinHuaNdAYzz2Jo/VRVqEsdm2Ax2DvHl4wqi45T55 X-Received: by 2002:a05:6830:13c1:b0:6e2:9de1:456c with SMTP id e1-20020a05683013c100b006e29de1456cmr7985075otq.11.1707344141452; Wed, 07 Feb 2024 14:15:41 -0800 (PST) X-Forwarded-Encrypted: i=3; AJvYcCU0C1SSfTr5uGE+nViIV9dH4z8T+WwhhaiQeklWrC8zokWjPg8/+t7FTBLe3QtfSJI4ta7jakv5I6p1ZffIEOY61DuPoA== Received: from ny.mirrors.kernel.org (ny.mirrors.kernel.org. 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Just describe the problem in the binding. So needn't 'quirk'. Software implement is workaround, so keep variable name as 'host_vbus_glitches_quirk'. Signed-off-by: Frank Li --- drivers/usb/dwc3/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 3b68e8e45b8b9..2536b567efd56 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -1627,7 +1627,7 @@ static void dwc3_get_properties(struct dwc3 *dwc) "snps,dis-split-quirk"); dwc->host_vbus_glitches_quirk = device_property_read_bool(dev, - "snps,host-vbus-glitches-quirk"); + "snps,host-vbus-glitches"); dwc->lpm_nyet_threshold = lpm_nyet_threshold; dwc->tx_de_emphasis = tx_de_emphasis;