[PATCH v2 03/12] usb: ehci-hcd: notify phy when connect change
Richard Zhao
richard.zhao at freescale.com
Mon May 21 19:23:48 EST 2012
It still has below limitations:
- it does not work for multi-phy ehci
- the best place is after debounce, but I can't get
phy there
Signed-off-by: Richard Zhao <richard.zhao at freescale.com>
---
drivers/usb/host/ehci-hcd.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 5597e60..389252e 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -928,6 +928,15 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
pstatus = ehci_readl(ehci,
&ehci->regs->port_status[i]);
+ /* FIXME:
+ * - it does not work for multi-phy ehci
+ * - the best place is after debounce, but I can't get
+ * phy there
+ */
+ if ((pstatus & PORT_CSC) && ehci->transceiver)
+ usb_phy_notify_connect_change(ehci->transceiver,
+ i, pstatus & PORT_CONNECT);
+
if (pstatus & PORT_OWNER)
continue;
if (!(test_bit(i, &ehci->suspended_ports) &&
--
1.7.5.4
More information about the devicetree-discuss
mailing list