diff options
Diffstat (limited to 'target/linux/brcm63xx/files-2.6.30/drivers/usb/host/ohci-bcm63xx.c')
| -rw-r--r-- | target/linux/brcm63xx/files-2.6.30/drivers/usb/host/ohci-bcm63xx.c | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/target/linux/brcm63xx/files-2.6.30/drivers/usb/host/ohci-bcm63xx.c b/target/linux/brcm63xx/files-2.6.30/drivers/usb/host/ohci-bcm63xx.c deleted file mode 100644 index 08807d9899..0000000000 --- a/target/linux/brcm63xx/files-2.6.30/drivers/usb/host/ohci-bcm63xx.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr> - */ - -#include <linux/init.h> -#include <linux/clk.h> -#include <linux/platform_device.h> -#include <bcm63xx_cpu.h> -#include <bcm63xx_regs.h> -#include <bcm63xx_io.h> - -static struct clk *usb_host_clock; - -static int __devinit ohci_bcm63xx_start(struct usb_hcd *hcd) -{ - struct ohci_hcd *ohci = hcd_to_ohci(hcd); - int ret; - - ret = ohci_init(ohci); - if (ret < 0) - return ret; - - /* FIXME: autodetected port 2 is shared with USB slave */ - - ret = ohci_run(ohci); - if (ret < 0) { - err("can't start %s", hcd->self.bus_name); - ohci_stop(hcd); - return ret; - } - return 0; -} - -static const struct hc_driver ohci_bcm63xx_hc_driver = { - .description = hcd_name, - .product_desc = "BCM63XX integrated OHCI controller", - .hcd_priv_size = sizeof(struct ohci_hcd), - - .irq = ohci_irq, - .flags = HCD_USB11 | HCD_MEMORY, - .start = ohci_bcm63xx_start, - .stop = ohci_stop, - .shutdown = ohci_shutdown, - .urb_enqueue = ohci_urb_enqueue, - .urb_dequeue = ohci_urb_dequeue, - .endpoint_disable = ohci_endpoint_disable, - .get_frame_number = ohci_get_frame, - .hub_status_data = ohci_hub_status_data, - .hub_control = ohci_hub_control, - .start_port_reset = ohci_start_port_reset, -}; - -static int __devinit ohci_hcd_bcm63xx_drv_probe(struct platform_device *pdev) -{ - struct resource *res_mem, *res_irq; - struct usb_hcd *hcd; - struct ohci_hcd *ohci; - u32 reg; - int ret; - - res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - res_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (!res_mem || !res_irq) - return -ENODEV; - - if (BCMCPU_IS_6348()) { - struct clk *clk; - /* enable USB host clock */ - clk = clk_get(&pdev->dev, "usbh"); - if (IS_ERR(clk)) - return -ENODEV; - - clk_enable(clk); - usb_host_clock = clk; - bcm_rset_writel(RSET_OHCI_PRIV, 0, OHCI_PRIV_REG); - - } else if (BCMCPU_IS_6358()) { - reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SWAP_REG); - reg &= ~USBH_PRIV_SWAP_OHCI_ENDN_MASK; - reg |= USBH_PRIV_SWAP_OHCI_DATA_MASK; - bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SWAP_REG); - /* don't ask... */ - bcm_rset_writel(RSET_USBH_PRIV, 0x1c0020, USBH_PRIV_TEST_REG); - } else - return 0; - - hcd = usb_create_hcd(&ohci_bcm63xx_hc_driver, &pdev->dev, "bcm63xx"); - if (!hcd) - return -ENOMEM; - hcd->rsrc_start = res_mem->start; - hcd->rsrc_len = res_mem->end - res_mem->start + 1; - - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { - pr_debug("request_mem_region failed\n"); - ret = -EBUSY; - goto out; - } - - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); - if (!hcd->regs) { - pr_debug("ioremap failed\n"); - ret = -EIO; - goto out1; - } - - ohci = hcd_to_ohci(hcd); - ohci->flags |= OHCI_QUIRK_BE_MMIO | OHCI_QUIRK_BE_DESC | - OHCI_QUIRK_FRAME_NO; - ohci_hcd_init(ohci); - - ret = usb_add_hcd(hcd, res_irq->start, IRQF_DISABLED); - if (ret) - goto out2; - - platform_set_drvdata(pdev, hcd); - return 0; - -out2: - iounmap(hcd->regs); -out1: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -out: - usb_put_hcd(hcd); - return ret; -} - -static int __devexit ohci_hcd_bcm63xx_drv_remove(struct platform_device *pdev) -{ - struct usb_hcd *hcd; - - hcd = platform_get_drvdata(pdev); - usb_remove_hcd(hcd); - iounmap(hcd->regs); - usb_put_hcd(hcd); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); - if (usb_host_clock) { - clk_disable(usb_host_clock); - clk_put(usb_host_clock); - } - platform_set_drvdata(pdev, NULL); - return 0; -} - -static struct platform_driver ohci_hcd_bcm63xx_driver = { - .probe = ohci_hcd_bcm63xx_drv_probe, - .remove = __devexit_p(ohci_hcd_bcm63xx_drv_remove), - .shutdown = usb_hcd_platform_shutdown, - .driver = { - .name = "bcm63xx_ohci", - .owner = THIS_MODULE, - .bus = &platform_bus_type - }, -}; - -MODULE_ALIAS("platform:bcm63xx_ohci"); |