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authorGreg Kroah-Hartman <gregkh@suse.de>2011-05-10 13:30:45 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2011-05-10 13:30:45 -0700
commit8a1629c771b1a60bc6d73394d869fe69b13200dc (patch)
tree12f68138d95b70d450ab418fdfb300ebdcd2f003 /drivers/usb
parent04aebcbb1b6dccadc8862b2765265f65a946db57 (diff)
parent693d92a1bbc9e42681c42ed190bd42b636ca876f (diff)
downloadblackbird-op-linux-8a1629c771b1a60bc6d73394d869fe69b13200dc.tar.gz
blackbird-op-linux-8a1629c771b1a60bc6d73394d869fe69b13200dc.zip
Merge branch 2.6.39-rc7 into usb-linus
This was needed to resolve a conflict in: drivers/usb/host/isp1760-hcd.c Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/host/ehci-omap.c20
-rw-r--r--drivers/usb/host/xhci-hub.c19
-rw-r--r--drivers/usb/musb/musb_gadget.c6
-rw-r--r--drivers/usb/musb/omap2430.c2
4 files changed, 40 insertions, 7 deletions
diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c
index 3c482dc99ece..55a57c23dd0f 100644
--- a/drivers/usb/host/ehci-omap.c
+++ b/drivers/usb/host/ehci-omap.c
@@ -40,6 +40,7 @@
#include <linux/slab.h>
#include <linux/usb/ulpi.h>
#include <plat/usb.h>
+#include <linux/regulator/consumer.h>
/* EHCI Register Set */
#define EHCI_INSNREG04 (0xA0)
@@ -118,6 +119,8 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev)
struct ehci_hcd *omap_ehci;
int ret = -ENODEV;
int irq;
+ int i;
+ char supply[7];
if (usb_disabled())
return -ENODEV;
@@ -158,6 +161,23 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev)
hcd->rsrc_len = resource_size(res);
hcd->regs = regs;
+ /* get ehci regulator and enable */
+ for (i = 0 ; i < OMAP3_HS_USB_PORTS ; i++) {
+ if (pdata->port_mode[i] != OMAP_EHCI_PORT_MODE_PHY) {
+ pdata->regulator[i] = NULL;
+ continue;
+ }
+ snprintf(supply, sizeof(supply), "hsusb%d", i);
+ pdata->regulator[i] = regulator_get(dev, supply);
+ if (IS_ERR(pdata->regulator[i])) {
+ pdata->regulator[i] = NULL;
+ dev_dbg(dev,
+ "failed to get ehci port%d regulator\n", i);
+ } else {
+ regulator_enable(pdata->regulator[i]);
+ }
+ }
+
ret = omap_usbhs_enable(dev);
if (ret) {
dev_err(dev, "failed to start usbhs with err %d\n", ret);
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index e3ddc6a95afe..a56963736018 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -844,7 +844,7 @@ int xhci_bus_suspend(struct usb_hcd *hcd)
if (t1 != t2)
xhci_writel(xhci, t2, port_array[port_index]);
- if (DEV_HIGHSPEED(t1)) {
+ if (hcd->speed != HCD_USB3) {
/* enable remote wake up for USB 2.0 */
__le32 __iomem *addr;
u32 tmp;
@@ -933,6 +933,21 @@ int xhci_bus_resume(struct usb_hcd *hcd)
temp |= PORT_LINK_STROBE | XDEV_U0;
xhci_writel(xhci, temp, port_array[port_index]);
}
+ /* wait for the port to enter U0 and report port link
+ * state change.
+ */
+ spin_unlock_irqrestore(&xhci->lock, flags);
+ msleep(20);
+ spin_lock_irqsave(&xhci->lock, flags);
+
+ /* Clear PLC */
+ temp = xhci_readl(xhci, port_array[port_index]);
+ if (temp & PORT_PLC) {
+ temp = xhci_port_state_to_neutral(temp);
+ temp |= PORT_PLC;
+ xhci_writel(xhci, temp, port_array[port_index]);
+ }
+
slot_id = xhci_find_slot_id_by_port(hcd,
xhci, port_index + 1);
if (slot_id)
@@ -940,7 +955,7 @@ int xhci_bus_resume(struct usb_hcd *hcd)
} else
xhci_writel(xhci, temp, port_array[port_index]);
- if (DEV_HIGHSPEED(temp)) {
+ if (hcd->speed != HCD_USB3) {
/* disable remote wake up for USB 2.0 */
__le32 __iomem *addr;
u32 tmp;
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index 3d799195c8b4..cfbee4dcfc13 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -1888,11 +1888,9 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
otg_set_vbus(musb->xceiv, 1);
hcd->self.uses_pio_for_control = 1;
-
- if (musb->xceiv->last_event == USB_EVENT_NONE)
- pm_runtime_put(musb->controller);
-
}
+ if (musb->xceiv->last_event == USB_EVENT_NONE)
+ pm_runtime_put(musb->controller);
return 0;
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index d51b15adc0b0..b996fec84c29 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -271,7 +271,7 @@ static int musb_otg_notifications(struct notifier_block *nb,
DBG(4, "VBUS Disconnect\n");
#ifdef CONFIG_USB_GADGET_MUSB_HDRC
- if (is_otg_enabled(musb))
+ if (is_otg_enabled(musb) || is_peripheral_enabled(musb))
if (musb->gadget_driver)
#endif
{
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