diff options
| author | Sascha Hauer <s.hauer@pengutronix.de> | 2013-01-31 15:13:40 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2013-02-14 09:56:35 +0100 |
| commit | 80a4c202dd5f36ffcd127aa5178fdab7149e9139 (patch) | |
| tree | d90ce24e6469344a88469024ffaac28bfa4adb0f /drivers/usb/host/ehci-hcd.c | |
| parent | cefcb0c2817faf20e9709895d8ebb1a466e730af (diff) | |
| download | barebox-80a4c202dd5f36ffcd127aa5178fdab7149e9139.tar.gz barebox-80a4c202dd5f36ffcd127aa5178fdab7149e9139.tar.xz | |
USB ehci: Add platform specific init calls
Some USB cores need a platform specific init hook, add it to
the ehci driver.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/usb/host/ehci-hcd.c')
| -rw-r--r-- | drivers/usb/host/ehci-hcd.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index d0d6ae4cc3..d6dc1deec6 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -42,6 +42,10 @@ struct ehci_priv { struct qTD *td; int portreset; unsigned long flags; + + int (*init)(void *drvdata); + int (*post_init)(void *drvdata); + void *drvdata; }; #define to_ehci(ptr) container_of(ptr, struct ehci_priv, host) @@ -748,6 +752,9 @@ static int ehci_init(struct usb_host *host) if (ehci_reset(ehci) != 0) return -1; + if (ehci->init) + ehci->init(ehci->drvdata); + ehci->qh_list->qh_link = cpu_to_hc32((uint32_t)ehci->qh_list | QH_LINK_TYPE_QH); ehci->qh_list->qh_endpt1 = cpu_to_hc32((1 << 15) | (USB_SPEED_HIGH << 12)); ehci->qh_list->qh_curtd = cpu_to_hc32(QT_NEXT_TERMINATE); @@ -788,6 +795,9 @@ static int ehci_init(struct usb_host *host) ehci->rootdev = 0; + if (ehci->post_init) + ehci->post_init(ehci->drvdata); + return 0; } @@ -856,6 +866,10 @@ int ehci_register(struct device_d *dev, struct ehci_data *data) ehci->hcor = (void __iomem *)ehci->hccr + HC_LENGTH(ehci_readl(&ehci->hccr->cr_capbase)); + ehci->drvdata = data->drvdata; + ehci->init = data->init; + ehci->post_init = data->post_init; + ehci->qh_list = dma_alloc_coherent(sizeof(struct QH) * NUM_TD); ehci->td = dma_alloc_coherent(sizeof(struct qTD) * NUM_TD); |