diff options
Diffstat (limited to 'target/linux/adm5120/files-3.8/drivers/usb/host/adm5120-drv.c')
| -rw-r--r-- | target/linux/adm5120/files-3.8/drivers/usb/host/adm5120-drv.c | 228 |
1 files changed, 0 insertions, 228 deletions
diff --git a/target/linux/adm5120/files-3.8/drivers/usb/host/adm5120-drv.c b/target/linux/adm5120/files-3.8/drivers/usb/host/adm5120-drv.c deleted file mode 100644 index 798fd22081..0000000000 --- a/target/linux/adm5120/files-3.8/drivers/usb/host/adm5120-drv.c +++ /dev/null @@ -1,228 +0,0 @@ -/* - * ADM5120 HCD (Host Controller Driver) for USB - * - * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> - * - * This file was derived from: drivers/usb/host/ohci-au1xxx.c - * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at> - * (C) Copyright 2000-2002 David Brownell <dbrownell@users.sourceforge.net> - * (C) Copyright 2002 Hewlett-Packard Company - * - * Written by Christopher Hoover <ch@hpl.hp.com> - * Based on fragments of previous driver by Russell King et al. - * - * Modified for LH7A404 from ahcd-sa1111.c - * by Durgesh Pattamatta <pattamattad@sharpsec.com> - * Modified for AMD Alchemy Au1xxx - * by Matt Porter <mporter@kernel.crashing.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * - */ - -#include <linux/platform_device.h> -#include <linux/signal.h> - -#include <asm/bootinfo.h> -#include <asm/mach-adm5120/adm5120_defs.h> - -#ifdef DEBUG -#define HCD_DBG(f, a...) printk(KERN_DEBUG "%s: " f, hcd_name, ## a) -#else -#define HCD_DBG(f, a...) do {} while (0) -#endif -#define HCD_ERR(f, a...) printk(KERN_ERR "%s: " f, hcd_name, ## a) -#define HCD_INFO(f, a...) printk(KERN_INFO "%s: " f, hcd_name, ## a) - -/*-------------------------------------------------------------------------*/ - -static int admhc_adm5120_probe(const struct hc_driver *driver, - struct platform_device *dev) -{ - int retval; - struct usb_hcd *hcd; - int irq; - struct resource *regs; - - /* sanity checks */ - regs = platform_get_resource(dev, IORESOURCE_MEM, 0); - if (!regs) { - HCD_DBG("no IOMEM resource found\n"); - return -ENODEV; - } - - irq = platform_get_irq(dev, 0); - if (irq < 0) { - HCD_DBG("no IRQ resource found\n"); - return -ENODEV; - } - - hcd = usb_create_hcd(driver, &dev->dev, "ADM5120"); - if (!hcd) - return -ENOMEM; - - hcd->rsrc_start = regs->start; - hcd->rsrc_len = regs->end - regs->start + 1; - - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { - HCD_DBG("request_mem_region failed\n"); - retval = -EBUSY; - goto err_dev; - } - - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); - if (!hcd->regs) { - HCD_DBG("ioremap failed\n"); - retval = -ENOMEM; - goto err_mem; - } - - admhc_hcd_init(hcd_to_admhcd(hcd)); - - retval = usb_add_hcd(hcd, irq, 0); - if (retval) - goto err_io; - - return 0; - -err_io: - iounmap(hcd->regs); -err_mem: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -err_dev: - usb_put_hcd(hcd); - return retval; -} - - -/* may be called without controller electrically present */ -/* may be called with controller, bus, and devices active */ - -static void admhc_adm5120_remove(struct usb_hcd *hcd, - struct platform_device *dev) -{ - usb_remove_hcd(hcd); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); - usb_put_hcd(hcd); -} - -static int admhc_adm5120_start(struct usb_hcd *hcd) -{ - struct admhcd *ahcd = hcd_to_admhcd(hcd); - int ret; - - ret = admhc_init(ahcd); - if (ret < 0) { - HCD_ERR("unable to init %s\n", hcd->self.bus_name); - goto err; - } - - ret = admhc_run(ahcd); - if (ret < 0) { - HCD_ERR("unable to run %s\n", hcd->self.bus_name); - goto err_stop; - } - - return 0; - -err_stop: - admhc_stop(hcd); -err: - return ret; -} - -static const struct hc_driver adm5120_hc_driver = { - .description = hcd_name, - .product_desc = "ADM5120 built-in USB 1.1 Host Controller", - .hcd_priv_size = sizeof(struct admhcd), - - /* - * generic hardware linkage - */ - .irq = admhc_irq, - .flags = HCD_USB11 | HCD_MEMORY, - - /* - * basic lifecycle operations - */ - .start = admhc_adm5120_start, - .stop = admhc_stop, - .shutdown = admhc_shutdown, - - /* - * managing i/o requests and associated device resources - */ - .urb_enqueue = admhc_urb_enqueue, - .urb_dequeue = admhc_urb_dequeue, - .endpoint_disable = admhc_endpoint_disable, - - /* - * scheduling support - */ - .get_frame_number = admhc_get_frame_number, - - /* - * root hub support - */ - .hub_status_data = admhc_hub_status_data, - .hub_control = admhc_hub_control, -#ifdef CONFIG_PM - .bus_suspend = admhc_bus_suspend, - .bus_resume = admhc_bus_resume, -#endif - .start_port_reset = admhc_start_port_reset, -}; - -static int usb_hcd_adm5120_probe(struct platform_device *pdev) -{ - int ret; - - ret = admhc_adm5120_probe(&adm5120_hc_driver, pdev); - - return ret; -} - -static int usb_hcd_adm5120_remove(struct platform_device *pdev) -{ - struct usb_hcd *hcd = platform_get_drvdata(pdev); - - admhc_adm5120_remove(hcd, pdev); - - return 0; -} - -#ifdef CONFIG_PM -/* TODO */ -static int usb_hcd_adm5120_suspend(struct platform_device *dev) -{ - struct usb_hcd *hcd = platform_get_drvdata(dev); - - return 0; -} - -static int usb_hcd_adm5120_resume(struct platform_device *dev) -{ - struct usb_hcd *hcd = platform_get_drvdata(dev); - - return 0; -} -#else -#define usb_hcd_adm5120_suspend NULL -#define usb_hcd_adm5120_resume NULL -#endif /* CONFIG_PM */ - -static struct platform_driver usb_hcd_adm5120_driver = { - .probe = usb_hcd_adm5120_probe, - .remove = usb_hcd_adm5120_remove, - .shutdown = usb_hcd_platform_shutdown, - .suspend = usb_hcd_adm5120_suspend, - .resume = usb_hcd_adm5120_resume, - .driver = { - .name = "adm5120-hcd", - .owner = THIS_MODULE, - }, -}; - |