diff options
author | Roman Yeryomin <roman@advem.lv> | 2013-09-10 16:11:21 +0300 |
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committer | Roman Yeryomin <roman@advem.lv> | 2013-09-10 16:11:21 +0300 |
commit | 110b6198a291040b71f0047cf39919000b5c4f6e (patch) | |
tree | 73d0d735a689b507fec1fec998107a1300405474 /target/linux/realtek/files/drivers/usb/host/ohci-rtl8652.c | |
parent | 47d58877f8e393b942d54ab3acd8fd86e8923ad6 (diff) |
Use usb driver from Realtek's backfire 1.1
Signed-off-by: Roman Yeryomin <roman@advem.lv>
Diffstat (limited to 'target/linux/realtek/files/drivers/usb/host/ohci-rtl8652.c')
-rw-r--r-- | target/linux/realtek/files/drivers/usb/host/ohci-rtl8652.c | 293 |
1 files changed, 0 insertions, 293 deletions
diff --git a/target/linux/realtek/files/drivers/usb/host/ohci-rtl8652.c b/target/linux/realtek/files/drivers/usb/host/ohci-rtl8652.c deleted file mode 100644 index 58f4fd79d..000000000 --- a/target/linux/realtek/files/drivers/usb/host/ohci-rtl8652.c +++ /dev/null @@ -1,293 +0,0 @@ -/* - * OHCI HCD (Host Controller Driver) for USB. - * - * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at> - * (C) Copyright 2000-2002 David Brownell <dbrownell@users.sourceforge.net> - * (C) Copyright 2002 Hewlett-Packard Company - * - * Bus Glue for rtl8652. - * - * Written by Christopher Hoover <ch@hpl.hp.com> - * Based on fragments of previous driver by Russell King et al. - * - * Modified for LH7A404 from ohci-sa1111.c - * by Durgesh Pattamatta <pattamattad@sharpsec.com> - * - * Modified for pxa27x from ohci-lh7a404.c - * by Nick Bane <nick@cecomputing.co.uk> 26-8-2004 - * - * Modified for rtl8652 from ohci-pxa27x.c - * by Lennert Buytenhek <buytenh@wantstofly.org> 28-2-2006 - * Based on an earlier driver by Ray Lehtiniemi - * - * This file is licenced under the GPL. - */ -#include <linux/device.h> -#include <linux/signal.h> -#include <linux/platform_device.h> -#include "usb-rtl8652.h" - -static void rtl8652_start_hc(struct device *dev) -{ - return 0; -} - -static void rtl8652_stop_hc(struct device *dev) -{ - return 0; -} - -static int usb_hcd_rtl8652_probe(const struct hc_driver *driver, - struct platform_device *pdev) -{ - int retval; - struct usb_hcd *hcd; - - if (pdev->resource[1].flags != IORESOURCE_IRQ) { - pr_debug("resource[1] is not IORESOURCE_IRQ"); - return -ENOMEM; - } - - hcd = usb_create_hcd(driver, &pdev->dev, "rtl8652"); - if (hcd == NULL) - return -ENOMEM; - - hcd->rsrc_start = pdev->resource[0].start; - hcd->rsrc_len = pdev->resource[0].end - pdev->resource[0].start + 1; - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { - usb_put_hcd(hcd); - retval = -EBUSY; - goto err1; - } - -// hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); - hcd->regs = (void *)KSEG1ADDR(pdev->resource[0].start); - if (hcd->regs == NULL) { - pr_debug("ioremap failed"); - retval = -ENOMEM; - goto err2; - } - rtl8652_start_hc(&pdev->dev); - - ohci_hcd_init(hcd_to_ohci(hcd)); - - retval = usb_add_hcd(hcd, pdev->resource[1].start, IRQF_SHARED); - - if (retval == 0) - return retval; - - rtl8652_stop_hc(&pdev->dev); -// iounmap(hcd->regs); -err2: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -err1: - usb_put_hcd(hcd); - - return retval; -} - -static void usb_hcd_rtl8652_remove(struct usb_hcd *hcd, - struct platform_device *pdev) -{ - usb_remove_hcd(hcd); - rtl8652_stop_hc(&pdev->dev); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); - usb_put_hcd(hcd); -} - -static int __devinit ohci_rtl8652_start(struct usb_hcd *hcd) -{ - struct ohci_hcd *ohci = hcd_to_ohci(hcd); - int ret; - unsigned int fminterval; - - if ((ret = ohci_init(ohci)) < 0) - return ret; - - fminterval = 0x2edf; - ohci_writel (ohci,(fminterval * 9) / 10, &ohci->regs->periodicstart); - fminterval |= ((((fminterval - 210) * 6) / 7) << 16); - ohci_writel (ohci,fminterval, &ohci->regs->fminterval); - ohci_writel (ohci,0x628, &ohci->regs->lsthresh); - ohci_writel(ohci,0x3e67,&ohci->regs->periodicstart); - if ((ret = ohci_run(ohci)) < 0) { - err("can't start %s", hcd->self.bus_name); - ohci_stop(hcd); - return ret; - } - - return 0; -} - -static struct hc_driver ohci_rtl8652_hc_driver = { - .description = hcd_name, - .product_desc = "RTL8652 OHCI", - .hcd_priv_size = sizeof(struct ohci_hcd), - .irq = ohci_irq, - .flags = HCD_USB11 | HCD_MEMORY, - .start = ohci_rtl8652_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, -#if 0 - .hub_irq_enable = ohci_rhsc_enable, -#endif -#ifdef CONFIG_PM - .bus_suspend = ohci_bus_suspend, - .bus_resume = ohci_bus_resume, -#endif - .start_port_reset = ohci_start_port_reset, -}; - -extern int usb_disabled(void); - -static int ohci_hcd_rtl8652_drv_probe(struct platform_device *pdev) -{ - int ret; - - ret = -ENODEV; - if (!usb_disabled()) - { - ret = usb_hcd_rtl8652_probe(&ohci_rtl8652_hc_driver, pdev); - } - return ret; -} - -static int ohci_hcd_rtl8652_drv_remove(struct platform_device *pdev) -{ - struct usb_hcd *hcd = platform_get_drvdata(pdev); - - usb_hcd_rtl8652_remove(hcd, pdev); - - return 0; -} - -#ifdef CONFIG_PM -static int ohci_hcd_rtl8652_drv_suspend(struct platform_device *pdev, pm_message_t state) -{ - struct usb_hcd *hcd = platform_get_drvdata(pdev); - struct ohci_hcd *ohci = hcd_to_ohci(hcd); - - if (time_before(jiffies, ohci->next_statechange)) - msleep(5); - ohci->next_statechange = jiffies; - - rtl8652_stop_hc(&pdev->dev); - hcd->state = HC_STATE_SUSPENDED; - pdev->dev.power.power_state = PMSG_SUSPEND; - - return 0; -} - -static int ohci_hcd_rtl8652_drv_resume(struct platform_device *pdev) -{ - struct usb_hcd *hcd = platform_get_drvdata(pdev); - struct ohci_hcd *ohci = hcd_to_ohci(hcd); - int status; - - if (time_before(jiffies, ohci->next_statechange)) - msleep(5); - ohci->next_statechange = jiffies; - - rtl8652_start_hc(&pdev->dev); - pdev->dev.power.power_state = PMSG_ON; - usb_hcd_resume_root_hub(hcd); - - return 0; -} -#endif - -/* work with hotplug and coldplug */ -MODULE_ALIAS("platform:rtl8652-ohci"); - -static struct platform_driver ohci_hcd_rtl8652_driver = { - .probe = ohci_hcd_rtl8652_drv_probe, - .remove = ohci_hcd_rtl8652_drv_remove, - .shutdown = usb_hcd_platform_shutdown, -#ifdef CONFIG_PM - .suspend = ohci_hcd_rtl8652_drv_suspend, - .resume = ohci_hcd_rtl8652_drv_resume, -#endif - .driver = { - .name = "rtl8652-ohci", - .owner = THIS_MODULE, - }, -}; - -/*here register platform rtl8652 usb device. - do it in kernel boot is a good choice*/ - static struct platform_device *usb_dev_host = NULL; -static int ohci_rtl8652_init(void) -{ - /*register platform device*/ - int retval; - //static struct platform_device *usb_dev_host = NULL; - - if(usb_dev_host!=NULL) - { printk("Ohci-rtl8652.c: OHCI device already init\n"); - return -1; - } - struct resource r[2]; - memset(&r, 0, sizeof(r)); - - r[0].start = PADDR(OHCI_RTL8652_USB_BASE); - r[0].end = PADDR(OHCI_RTL8652_USB_BASE)+sizeof(struct ohci_regs); - r[0].flags = IORESOURCE_MEM; - - r[1].start = r[1].end = RTL8652_USB_IRQ; - r[1].flags = IORESOURCE_IRQ; - - usb_dev_host = platform_device_register_simple("rtl8652-ohci", 0, r, 2); - - usb_dev_host->dev.coherent_dma_mask = 0xffffffffUL; - usb_dev_host->dev.dma_mask = &usb_dev_host->dev.coherent_dma_mask; - - if (IS_ERR(usb_dev_host)) - { - retval = PTR_ERR(usb_dev_host); - usb_dev_host=NULL; //wei add - goto err; - } - - return 0; - err: - return retval; -} - - -static void ohci_rtl8652_cleanup(void) -{ - if(usb_dev_host==NULL) - { - printk("OHCI already cleanup\n"); - return; - } - - platform_device_unregister( usb_dev_host); - usb_dev_host=NULL; - - -} -#if 0 -static int __init ohci_hcd_rtl8652_init(void) -{ - ohci_rtl8652_init(); - return platform_driver_register(&ohci_hcd_rtl8652_driver); -} - -static void __exit ohci_hcd_rtl8652_cleanup(void) -{ - platform_driver_unregister(&ohci_hcd_rtl8652_driver); -} - - -module_init(ohci_hcd_rtl8652_init); -module_exit(ohci_hcd_rtl8652_cleanup); -#endif - |