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authorLudovic Pouzenc <ludovic@pouzenc.fr>2018-09-14 22:25:09 +0200
committerLudovic Pouzenc <ludovic@pouzenc.fr>2018-09-14 22:25:09 +0200
commit3362d9fb3a94d0909b79c290abc8db6abe4cca21 (patch)
tree35f9e4dfaeb691fe09fcd95b45dc440f0338a1b5 /target/linux/mcs814x/files-3.3/drivers/usb/host/ehci-mcs814x.c
parent51e1f1476f74d6788b106a066dfebd8ec6ac1bd9 (diff)
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target/linux : drop many arch
Diffstat (limited to 'target/linux/mcs814x/files-3.3/drivers/usb/host/ehci-mcs814x.c')
-rw-r--r--target/linux/mcs814x/files-3.3/drivers/usb/host/ehci-mcs814x.c165
1 files changed, 0 insertions, 165 deletions
diff --git a/target/linux/mcs814x/files-3.3/drivers/usb/host/ehci-mcs814x.c b/target/linux/mcs814x/files-3.3/drivers/usb/host/ehci-mcs814x.c
deleted file mode 100644
index 183155e..0000000
--- a/target/linux/mcs814x/files-3.3/drivers/usb/host/ehci-mcs814x.c
+++ /dev/null
@@ -1,165 +0,0 @@
-/*
- * MCS814X EHCI Host Controller Driver
- *
- * Based on "ehci-fsl.c" by Randy Vinson <rvinson@mvista.com>
- *
- * 2007 (c) MontaVista Software, Inc. This file is licensed under
- * the terms of the GNU General Public License version 2. This program
- * is licensed "as is" without any warranty of any kind, whether express
- * or implied.
- */
-
-#include <linux/platform_device.h>
-#include <linux/of.h>
-
-#define MCS814X_EHCI_CAPS_OFFSET 0x68
-
-static int mcs814x_ehci_init(struct usb_hcd *hcd)
-{
- struct ehci_hcd *ehci = hcd_to_ehci(hcd);
- int retval = 0;
-
- ehci->caps = hcd->regs + MCS814X_EHCI_CAPS_OFFSET;
- ehci->regs = hcd->regs
- + HC_LENGTH(ehci, ehci_readl(ehci, &ehci->caps->hc_capbase));
- ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
- ehci_reset(ehci);
-
- retval = ehci_init(hcd);
- if (retval) {
- pr_err("ehci_init failed\n");
- return retval;
- }
-
- ehci_port_power(ehci, 0);
-
- return retval;
-}
-
-static const struct hc_driver mcs814x_ehci_hc_driver = {
- .description = hcd_name,
- .product_desc = "MCS814X EHCI Host Controller",
- .hcd_priv_size = sizeof(struct ehci_hcd),
- .irq = ehci_irq,
- .flags = HCD_MEMORY | HCD_USB2,
- .reset = mcs814x_ehci_init,
- .start = ehci_run,
- .stop = ehci_stop,
- .shutdown = ehci_shutdown,
- .urb_enqueue = ehci_urb_enqueue,
- .urb_dequeue = ehci_urb_dequeue,
- .endpoint_disable = ehci_endpoint_disable,
- .get_frame_number = ehci_get_frame,
- .hub_status_data = ehci_hub_status_data,
- .hub_control = ehci_hub_control,
-#if defined(CONFIG_PM)
- .bus_suspend = ehci_bus_suspend,
- .bus_resume = ehci_bus_resume,
-#endif
- .relinquish_port = ehci_relinquish_port,
- .port_handed_over = ehci_port_handed_over,
-
- .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete,
-};
-
-static int mcs814x_ehci_probe(struct platform_device *pdev)
-{
- struct usb_hcd *hcd;
- const struct hc_driver *driver = &mcs814x_ehci_hc_driver;
- struct resource *res;
- int irq;
- int retval;
-
- if (usb_disabled())
- return -ENODEV;
-
- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!res) {
- dev_err(&pdev->dev,
- "Found HC with no IRQ. Check %s setup!\n",
- dev_name(&pdev->dev));
- return -ENODEV;
- }
- irq = res->start;
-
- pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
-
- hcd = usb_create_hcd(driver, &pdev->dev, dev_name(&pdev->dev));
- if (!hcd) {
- retval = -ENOMEM;
- goto fail_create_hcd;
- }
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(&pdev->dev,
- "Found HC with no register addr. Check %s setup!\n",
- dev_name(&pdev->dev));
- retval = -ENODEV;
- goto fail_request_resource;
- }
- hcd->rsrc_start = res->start;
- hcd->rsrc_len = resource_size(res);
-
- if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len,
- driver->description)) {
- dev_dbg(&pdev->dev, "controller already in use\n");
- retval = -EBUSY;
- goto fail_request_resource;
- }
-
- hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len);
- if (hcd->regs == NULL) {
- dev_dbg(&pdev->dev, "error mapping memory\n");
- retval = -EFAULT;
- goto fail_ioremap;
- }
-
- retval = usb_add_hcd(hcd, irq, IRQF_SHARED);
- if (retval)
- goto fail_add_hcd;
-
- dev_info(&pdev->dev, "added MCS814X EHCI driver\n");
-
- return retval;
-
-fail_add_hcd:
- iounmap(hcd->regs);
-fail_ioremap:
- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
-fail_request_resource:
- usb_put_hcd(hcd);
-fail_create_hcd:
- dev_err(&pdev->dev, "init %s fail, %d\n", dev_name(&pdev->dev), retval);
- return retval;
-}
-
-static int mcs814x_ehci_remove(struct platform_device *pdev)
-{
- struct usb_hcd *hcd = platform_get_drvdata(pdev);
-
- usb_remove_hcd(hcd);
- iounmap(hcd->regs);
- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
- usb_put_hcd(hcd);
-
- return 0;
-}
-
-MODULE_ALIAS("platform:mcs814x-ehci");
-
-static const struct of_device_id mcs814x_ehci_id[] = {
- { .compatible = "moschip,mcs814x-ehci" },
- { .compatible = "usb-ehci" },
- { /* sentinel */ },
-};
-
-static struct platform_driver mcs814x_ehci_driver = {
- .probe = mcs814x_ehci_probe,
- .remove = mcs814x_ehci_remove,
- .driver = {
- .name = "mcs814x-ehci",
- .of_match_table = mcs814x_ehci_id,
- },
-};