linux-kernel - [PATCH 1/4] usb: host: xhci-plat: Parse xhci-missing_cas

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Message-Id: <20240712-dwc-mp-v1-1-295e5c4e3ec9@nxp.com>
Date: Fri, 12 Jul 2024 11:40:27 -0400
From: Frank Li <Frank.Li@....com>
To: Mathias Nyman <mathias.nyman@...el.com>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Thinh Nguyen <Thinh.Nguyen@...opsys.com>, Shawn Guo <shawnguo@...nel.org>, 
 Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>
Cc: linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org, 
 imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, jun.li@....com, 
 Frank Li <Frank.Li@....com>
Subject: [PATCH 1/4] usb: host: xhci-plat: Parse xhci-missing_cas_quirk and
 apply quirk

Parse software managed property 'xhci-skip-phy-init-quirk' and
'xhci-skip-phy-init-quirk' to apply related quirk. It allows usb glue layer
driver apply these quirk.

Signed-off-by: Frank Li <Frank.Li@....com>
---
 drivers/usb/host/xhci-plat.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 31bdfa52eeb25..ecaa75718e592 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -259,6 +259,12 @@ int xhci_plat_probe(struct platform_device *pdev, struct device *sysdev, const s
 		if (device_property_read_bool(tmpdev, "write-64-hi-lo-quirk"))
 			xhci->quirks |= XHCI_WRITE_64_HI_LO;
 
+		if (device_property_read_bool(tmpdev, "xhci-missing-cas-quirk"))
+			xhci->quirks |= XHCI_MISSING_CAS;
+
+		if (device_property_read_bool(tmpdev, "xhci-skip-phy-init-quirk"))
+			xhci->quirks |= XHCI_SKIP_PHY_INIT;
+
 		device_property_read_u32(tmpdev, "imod-interval-ns",
 					 &xhci->imod_interval);
 	}

-- 
2.34.1