diff options
| author | Ronen Shitrit <rshitrit@marvell.com> | 2008-09-17 11:08:05 +0400 |
|---|---|---|
| committer | Nicolas Pitre <nico@cam.org> | 2008-12-04 09:28:14 +0300 |
| commit | fb6f552930e52699c8ac452c5a79ec3e97e6fc73 (patch) | |
| tree | 77bbbfc5168695ec20c525eb53094d6d0b45e0ce /drivers/usb/host/ehci-orion.c | |
| parent | 061e41fdb5047b1fb161e89664057835935ca1d2 (diff) | |
| download | linux-fb6f552930e52699c8ac452c5a79ec3e97e6fc73.tar.xz | |
[ARM] Orion: add the option to support different ehci phy initialization
The Orion ehci driver serves the Orion, kirkwood and DD Soc families.
Since each of those integrate a different USB phy we should have the
ability to use few initialization sequences or to leave the boot loader
phy settings as is.
Signed-off-by: Ronen Shitrit <rshitrit@marvell.com>
Diffstat (limited to 'drivers/usb/host/ehci-orion.c')
| -rw-r--r-- | drivers/usb/host/ehci-orion.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/usb/host/ehci-orion.c b/drivers/usb/host/ehci-orion.c index 5416cf969005..9d487908012e 100644 --- a/drivers/usb/host/ehci-orion.c +++ b/drivers/usb/host/ehci-orion.c @@ -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) |