[PATCH 2/4] usb: dwc3: imx8mp: add 2 software managed quirk properties for host mode

From: Frank Li
Date: Fri Jul 12 2024 - 11:41:32 EST


Add 2 software manage quirk properites (xhci-missing-cas-quirk and
xhci-skip-phy-init-quirk) for xhci host.

Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
---
drivers/usb/dwc3/dwc3-imx8mp.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

diff --git a/drivers/usb/dwc3/dwc3-imx8mp.c b/drivers/usb/dwc3/dwc3-imx8mp.c
index 8ee4480685031..5794bb75f7604 100644
--- a/drivers/usb/dwc3/dwc3-imx8mp.c
+++ b/drivers/usb/dwc3/dwc3-imx8mp.c
@@ -144,6 +144,17 @@ static irqreturn_t dwc3_imx8mp_interrupt(int irq, void *_dwc3_imx)
return IRQ_HANDLED;
}

+static int dwc3_imx8mp_set_software_node(struct device *dev)
+{
+ struct property_entry props[3] = {};
+ int prop_idx = 0;
+
+ props[prop_idx++] = PROPERTY_ENTRY_BOOL("xhci-missing-cas-quirk");
+ props[prop_idx++] = PROPERTY_ENTRY_BOOL("xhci-skip-phy-init-quirk");
+
+ return device_create_managed_software_node(dev, props, NULL);
+}
+
static int dwc3_imx8mp_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -226,6 +237,13 @@ static int dwc3_imx8mp_probe(struct platform_device *pdev)
goto disable_rpm;
}

+ err = dwc3_imx8mp_set_software_node(dev);
+ if (err) {
+ err = -ENODEV;
+ dev_err(dev, "failed to create software node\n");
+ goto disable_rpm;
+ }
+
err = of_platform_populate(node, NULL, NULL, dev);
if (err) {
dev_err(&pdev->dev, "failed to create dwc3 core\n");

--
2.34.1