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-rw-r--r--sys/dev/usb/controller/ehci_imx.c21
1 files changed, 19 insertions, 2 deletions
diff --git a/sys/dev/usb/controller/ehci_imx.c b/sys/dev/usb/controller/ehci_imx.c
index 07f7310..df4d202 100644
--- a/sys/dev/usb/controller/ehci_imx.c
+++ b/sys/dev/usb/controller/ehci_imx.c
@@ -157,6 +157,18 @@ struct imx_ehci_softc {
struct resource *ehci_irq_res; /* EHCI core IRQ. */
};
+static void
+imx_ehci_post_reset(struct ehci_softc *ehci_softc)
+{
+ uint32_t usbmode;
+
+ /* Force HOST mode */
+ usbmode = EOREAD4(ehci_softc, EHCI_USBMODE_NOLPM);
+ usbmode &= ~EHCI_UM_CM;
+ usbmode |= EHCI_UM_CM_HOST;
+ EOWRITE4(ehci_softc, EHCI_USBMODE_NOLPM, usbmode);
+}
+
static int
imx_ehci_probe(device_t dev)
{
@@ -282,8 +294,13 @@ imx_ehci_attach(device_t dev)
esc->sc_id_vendor = USB_VENDOR_FREESCALE;
strlcpy(esc->sc_vendor, "Freescale", sizeof(esc->sc_vendor));
- /* Set flags that affect ehci_init() behavior. */
- esc->sc_flags |= EHCI_SCFLG_DONTRESET | EHCI_SCFLG_NORESTERM;
+ /*
+ * Set flags that affect ehci_init() behavior, and hook our post-reset
+ * code into the standard controller code.
+ */
+ esc->sc_flags |= EHCI_SCFLG_NORESTERM;
+ esc->sc_vendor_post_reset = imx_ehci_post_reset;
+
err = ehci_init(esc);
if (err != 0) {
device_printf(dev, "USB init failed, usb_err_t=%d\n",
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