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Merge git://git.marvell.com/orion into devel

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This commit is contained in:
Russell King
2008-12-13 09:12:51 +00:00
committed by Russell King
parent 67fbc23123 58c2467355
commit 72aaf09fda
294 changed files with 6020 additions and 2450 deletions
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17
drivers/usb/host/ehci-orion.c
View File

@@ -33,8 +33,9 @@
/*
* Implement Orion USB controller specification guidelines
*/
static void orion_usb_setup(struct usb_hcd *hcd)
static void orion_usb_phy_v1_setup(struct usb_hcd *hcd)
{
/* The below GLs are according to the Orion Errata document */
/*
* Clear interrupt cause and mask
*/
@@ -258,9 +259,19 @@ static int __init ehci_orion_drv_probe(struct platform_device *pdev)
ehci_orion_conf_mbus_windows(hcd, pd->dram);
/*
* setup Orion USB controller
* setup Orion USB controller.
*/
orion_usb_setup(hcd);
switch (pd->phy_version) {
case EHCI_PHY_NA: /* dont change USB phy settings */
break;
case EHCI_PHY_ORION:
orion_usb_phy_v1_setup(hcd);
break;
case EHCI_PHY_DD:
case EHCI_PHY_KW:
default:
printk(KERN_WARNING "Orion ehci -USB phy version isn't supported.\n");
}
err = usb_add_hcd(hcd, irq, IRQF_SHARED | IRQF_DISABLED);
if (err)

9
drivers/usb/host/ehci-pci.c
View File

@@ -169,18 +169,21 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
}
break;
case PCI_VENDOR_ID_ATI:
/* SB700 old version has a bug in EHCI controller,
/* SB600 and old version of SB700 have a bug in EHCI controller,
* which causes usb devices lose response in some cases.
*/
if (pdev->device == 0x4396) {
if ((pdev->device == 0x4386) || (pdev->device == 0x4396)) {
p_smbus = pci_get_device(PCI_VENDOR_ID_ATI,
PCI_DEVICE_ID_ATI_SBX00_SMBUS,
NULL);
if (!p_smbus)
break;
rev = p_smbus->revision;
if ((rev == 0x3a) || (rev == 0x3b)) {
if ((pdev->device == 0x4386) || (rev == 0x3a)
|| (rev == 0x3b)) {
u8 tmp;
ehci_info(ehci, "applying AMD SB600/SB700 USB "
"freeze workaround\n");
pci_read_config_byte(pdev, 0x53, &tmp);
pci_write_config_byte(pdev, 0x53, tmp | (1<<3));
}

12
drivers/usb/host/ehci.h
View File

@@ -183,16 +183,14 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
* the async ring; just the I/O watchdog. Note that if a
* SHRINK were pending, OFF would never be requested.
*/
enum ehci_timer_action oldactions = ehci->actions;
if (timer_pending(&ehci->watchdog)
&& ((BIT(TIMER_ASYNC_SHRINK) | BIT(TIMER_ASYNC_OFF))
& ehci->actions))
return;
if (!test_and_set_bit (action, &ehci->actions)) {
unsigned long t;
if (timer_pending(&ehci->watchdog)
&& ((BIT(TIMER_ASYNC_SHRINK) | BIT(TIMER_ASYNC_OFF))
& oldactions))
return;
switch (action) {
case TIMER_IO_WATCHDOG:
t = EHCI_IO_JIFFIES;
@@ -208,7 +206,7 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
t = DIV_ROUND_UP(EHCI_SHRINK_FRAMES * HZ, 1000) + 1;
break;
}
mod_timer(&ehci->watchdog, round_jiffies(t + jiffies));
mod_timer(&ehci->watchdog, t + jiffies);
}
}