From: Aric D. Blumer <aric@xxxxxxxxxxxxxx>
On resume, the power-related bits in UHCRHDA were not being set, so
they would default to the reset state. For PXA3xx devices, OCPM must
be cleared, but it was remaining set from resume reset.
Signed-off-by: Aric D. Blumer <aric@xxxxxxxxxxxxxx>
---
diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c
index b5294a9..9a2c554 100644
--- a/drivers/usb/host/ohci-pxa27x.c
+++ b/drivers/usb/host/ohci-pxa27x.c
@@ -502,6 +502,9 @@ static int ohci_hcd_pxa27x_drv_resume(struct
platform_device *pdev)
struct usb_hcd *hcd = platform_get_drvdata(pdev);
struct pxa27x_ohci *ohci = to_pxa27x_ohci(hcd);
int status;
+ struct pxaohci_platform_data *inf;
+
+ inf = pdev->dev.platform_data;
if (time_before(jiffies, ohci->ohci.next_statechange))
msleep(5);
@@ -510,6 +513,13 @@ static int ohci_hcd_pxa27x_drv_resume(struct
platform_device *pdev)
if ((status = pxa27x_start_hc(ohci, &pdev->dev)) < 0)
return status;
+ if(inf) {
+ /* Select Power Management Mode */
+ pxa27x_ohci_select_pmm(ohci, inf->port_mode);
+ } else {
+ pr_err("No platform info on resume");
+ }
+
ohci_finish_controller_resume(hcd);
return 0;
}
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