Commit 87df459f authored by Ivan T. Ivanov's avatar Ivan T. Ivanov Committed by Greg Kroah-Hartman

usb: chipidea: msm: Use USB PHY API to control PHY state

commit ea290056 upstream.

PHY drivers keep track of the current state of the hardware,
so don't change PHY settings under it.

Cc: Tim Bird <tbird20d@gmail.com>
Signed-off-by: default avatarPeter Chen <peter.chen@freescale.com>
Signed-off-by: default avatarIvan T. Ivanov <iivanov@mm-sol.com>
Acked-by: default avatarFelipe Balbi <balbi@ti.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent c17f0b7e
...@@ -20,7 +20,6 @@ ...@@ -20,7 +20,6 @@
static void ci_hdrc_msm_notify_event(struct ci_hdrc *ci, unsigned event) static void ci_hdrc_msm_notify_event(struct ci_hdrc *ci, unsigned event)
{ {
struct device *dev = ci->gadget.dev.parent; struct device *dev = ci->gadget.dev.parent;
int val;
switch (event) { switch (event) {
case CI_HDRC_CONTROLLER_RESET_EVENT: case CI_HDRC_CONTROLLER_RESET_EVENT:
...@@ -34,10 +33,7 @@ static void ci_hdrc_msm_notify_event(struct ci_hdrc *ci, unsigned event) ...@@ -34,10 +33,7 @@ static void ci_hdrc_msm_notify_event(struct ci_hdrc *ci, unsigned event)
* Put the transceiver in non-driving mode. Otherwise host * Put the transceiver in non-driving mode. Otherwise host
* may not detect soft-disconnection. * may not detect soft-disconnection.
*/ */
val = usb_phy_io_read(ci->transceiver, ULPI_FUNC_CTRL); usb_phy_notify_disconnect(ci->transceiver, USB_SPEED_UNKNOWN);
val &= ~ULPI_FUNC_CTRL_OPMODE_MASK;
val |= ULPI_FUNC_CTRL_OPMODE_NONDRIVING;
usb_phy_io_write(ci->transceiver, val, ULPI_FUNC_CTRL);
break; break;
default: default:
dev_dbg(dev, "unknown ci_hdrc event\n"); dev_dbg(dev, "unknown ci_hdrc event\n");
......
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