static int omap_ohci_clock_power(int on)
{
if (on) {
- if (cpu_is_omap1510()) {
- /* Use DPLL, not APLL */
- omap_writel(omap_readl(ULPD_APLL_CTRL) & ~APLL_NDPLL_SWITCH,
- ULPD_APLL_CTRL);
-
- /* Enable DPLL */
- omap_writel(omap_readl(ULPD_DPLL_CTRL) | DPLL_PLL_ENABLE,
- ULPD_DPLL_CTRL);
-
- /* Software request for USB 48MHz clock */
- omap_writel(omap_readl(ULPD_SOFT_REQ) | SOFT_REQ_REG_REQ,
- ULPD_SOFT_REQ);
-
- while (!(omap_readl(ULPD_DPLL_CTRL) & DPLL_LOCK));
- }
+ /* for 1510, 48MHz DPLL is set up in usb init */
if (cpu_is_omap16xx()) {
/* Enable OHCI */
{
if (on) {
if (machine_is_omap_innovator() && cpu_is_omap1510())
- fpga_write(fpga_read(INNOVATOR_FPGA_CAM_USB_CONTROL) | 0x20,
+ fpga_write(fpga_read(INNOVATOR_FPGA_CAM_USB_CONTROL)
+ | ((1 << 5/*usb1*/) | (1 << 3/*usb2*/)),
INNOVATOR_FPGA_CAM_USB_CONTROL);
else if (machine_is_omap_osk()) {
/* FIXME: GPIO1 -> 1 on the TPS65010 I2C chip */
}
} else {
if (machine_is_omap_innovator() && cpu_is_omap1510())
- fpga_write(fpga_read(INNOVATOR_FPGA_CAM_USB_CONTROL) & ~0x20,
+ fpga_write(fpga_read(INNOVATOR_FPGA_CAM_USB_CONTROL)
+ & ~((1 << 5/*usb1*/) | (1 << 3/*usb2*/)),
INNOVATOR_FPGA_CAM_USB_CONTROL);
else if (machine_is_omap_osk()) {
/* FIXME: GPIO1 -> 0 on the TPS65010 I2C chip */
static void start_hnp(struct ohci_hcd *ohci)
{
- const unsigned port = ohci->hcd.self.otg_port - 1;
+ const unsigned port = ohci_to_hcd(ohci)->self.otg_port - 1;
unsigned long flags;
otg_start_hnp(ohci->transceiver);
dev_dbg(&pdev->dev, "starting USB Controller\n");
if (config->otg) {
- ohci->hcd.self.otg_port = config->otg;
+ ohci_to_hcd(ohci)->self.otg_port = config->otg;
/* default/minimum OTG power budget: 8 mA */
ohci->power_budget = 8;
}
ohci->transceiver = otg_get_transceiver();
if (ohci->transceiver) {
int status = otg_set_host(ohci->transceiver,
- &ohci->hcd.self);
+ &ohci_to_hcd(ohci)->self);
dev_dbg(&pdev->dev, "init %s transceiver, status %d\n",
ohci->transceiver->label, status);
if (status) {
return -EBUSY;
}
- hcd = driver->hcd_alloc ();
+ hcd = usb_create_hcd (driver);
if (hcd == NULL){
dev_dbg(&pdev->dev, "hcd_alloc failed\n");
retval = -ENOMEM;
}
dev_set_drvdata(&pdev->dev, hcd);
ohci = hcd_to_ohci(hcd);
+ ohci_hcd_init(ohci);
- hcd->driver = (struct hc_driver *) driver;
- hcd->description = driver->description;
hcd->irq = pdev->resource[1].start;
hcd->regs = (void *)pdev->resource[0].start;
hcd->self.controller = &pdev->dev;
retval = hcd_buffer_create (hcd);
if (retval != 0) {
dev_dbg(&pdev->dev, "pool alloc fail\n");
- goto err1;
+ goto err2;
}
retval = request_irq (hcd->irq, usb_hcd_irq,
- SA_INTERRUPT, hcd->description, hcd);
+ SA_INTERRUPT, hcd->driver->description, hcd);
if (retval != 0) {
dev_dbg(&pdev->dev, "request_irq failed\n");
retval = -EBUSY;
- goto err2;
+ goto err3;
}
dev_info(&pdev->dev, "at 0x%p, irq %d\n", hcd->regs, hcd->irq);
- usb_bus_init (&hcd->self);
- hcd->self.op = &usb_hcd_operations;
- hcd->self.hcpriv = (void *) hcd;
hcd->self.bus_name = pdev->dev.bus_id;
- hcd->product_desc = "OMAP OHCI";
-
- INIT_LIST_HEAD (&hcd->dev_list);
usb_register_bus (&hcd->self);
if ((retval = driver->start (hcd)) < 0)
return 0;
- err2:
+ err3:
hcd_buffer_destroy (hcd);
- if (hcd)
- driver->hcd_free(hcd);
+ err2:
+ dev_set_drvdata(&pdev->dev, NULL);
+ usb_put_hcd(hcd);
err1:
omap_stop_hc(pdev);
release_mem_region(pdev->resource[0].start,
pdev->resource[0].end - pdev->resource[0].start + 1);
- dev_set_drvdata(&pdev->dev, 0);
return retval;
}
*/
void usb_hcd_omap_remove (struct usb_hcd *hcd, struct platform_device *pdev)
{
- void *base;
-
dev_info(&pdev->dev, "remove: state %x\n", hcd->state);
if (in_interrupt ())
usb_deregister_bus (&hcd->self);
- base = hcd->regs;
- hcd->driver->hcd_free (hcd);
-
omap_stop_hc(pdev);
release_mem_region(pdev->resource[0].start,
struct ohci_hcd *ohci = hcd_to_ohci (hcd);
int ret;
- config = hcd->self.controller->platform_data;
- ohci->hcca = dma_alloc_coherent (hcd->self.controller,
- sizeof *ohci->hcca, &ohci->hcca_dma, 0);
- if (!ohci->hcca)
- return -ENOMEM;
-
- memset (ohci->hcca, 0, sizeof (struct ohci_hcca));
- if ((ret = ohci_mem_init (ohci)) < 0) {
- ohci_stop (hcd);
+ if ((ret = ohci_init(ohci)) < 0)
return ret;
- }
- ohci->regs = hcd->regs;
+ config = hcd->self.controller->platform_data;
if (config->otg || config->rwc)
writel(OHCI_CTRL_RWC, &ohci->regs->control);
- if (hc_reset (ohci) < 0) {
- ohci_stop (hcd);
- return -ENODEV;
- }
-
- if (hc_start (ohci) < 0) {
- err ("can't start %s", ohci->hcd.self.bus_name);
+ if ((ret = ohci_run (ohci)) < 0) {
+ err ("can't start %s", hcd->self.bus_name);
ohci_stop (hcd);
- return -EBUSY;
+ return ret;
}
- if (ohci->power_budget)
- hub_set_power_budget(ohci->hcd.self.root_hub,
- ohci->power_budget);
- create_debug_files (ohci);
-
-#ifdef DEBUG
- ohci_dump (ohci, 1);
-#endif
return 0;
}
static const struct hc_driver ohci_omap_hc_driver = {
.description = hcd_name,
+ .product_desc = "OMAP OHCI",
+ .hcd_priv_size = sizeof(struct ohci_hcd),
/*
* generic hardware linkage
.start = ohci_omap_start,
.stop = ohci_stop,
- /*
- * memory lifecycle (except per-request)
- */
- .hcd_alloc = ohci_hcd_alloc,
- .hcd_free = ohci_hcd_free,
-
/*
* managing i/o requests and associated device resources
*/
return 0;
dev_dbg(dev, "suspend to %d\n", state);
- down(&ohci->hcd.self.root_hub->serialize);
- status = ohci_hub_suspend(&ohci->hcd);
+ down(&ohci_to_hcd(ohci)->self.root_hub->serialize);
+ status = ohci_hub_suspend(ohci_to_hcd(ohci));
if (status == 0) {
if (state >= 4) {
/* power off + reset */
OTG_SYSCON_2_REG &= ~UHOST_EN;
- ohci->hcd.self.root_hub->state = USB_STATE_SUSPENDED;
+ ohci_to_hcd(ohci)->self.root_hub->state =
+ USB_STATE_SUSPENDED;
state = 4;
}
- ohci->hcd.state = HCD_STATE_SUSPENDED;
+ ohci_to_hcd(ohci)->state = HCD_STATE_SUSPENDED;
dev->power.power_state = state;
}
- up(&ohci->hcd.self.root_hub->serialize);
+ up(&ohci_to_hcd(ohci)->self.root_hub->serialize);
return status;
}
dev_dbg(dev, "resume from %d\n", dev->power.power_state);
#ifdef CONFIG_USB_SUSPEND
/* get extra cleanup even if remote wakeup isn't in use */
- status = usb_resume_device(ohci->hcd.self.root_hub);
+ status = usb_resume_device(ohci_to_hcd(ohci)->self.root_hub);
#else
- down(&ohci->hcd.self.root_hub->serialize);
- status = ohci_hub_resume(&ohci->hcd);
- up(&ohci->hcd.self.root_hub->serialize);
+ down(&ohci_to_hcd(ohci)->self.root_hub->serialize);
+ status = ohci_hub_resume(ohci_to_hcd(ohci));
+ up(&ohci_to_hcd(ohci)->self.root_hub->serialize);
#endif
if (status == 0)
dev->power.power_state = 0;