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Message-Id: <1349454064-11606-18-git-send-email-florian@openwrt.org>
Date: Fri, 5 Oct 2012 18:20:49 +0200
From: Florian Fainelli <florian@...nwrt.org>
To: stern@...land.harvard.edu
Cc: linux-usb@...r.kernel.org, Florian Fainelli <florian@...nwrt.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
linux-kernel@...r.kernel.org
Subject: [PATCH 17/32 v3] USB: OHCI: remove PNX8550 OHCI driver
The users have been converted to use the platform OHCI driver instead, thus
making the ohci-pnx8550 driver obsolete, so remove it.
Signed-off-by: Florian Fainelli <florian@...nwrt.org>
---
No changes in v2 and v3
drivers/usb/host/ohci-hcd.c | 5 -
drivers/usb/host/ohci-pnx8550.c | 243 ---------------------------------------
2 files changed, 248 deletions(-)
delete mode 100644 drivers/usb/host/ohci-pnx8550.c
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index d97dc48..75591ea 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -1103,11 +1103,6 @@ MODULE_LICENSE ("GPL");
#define PLATFORM_DRIVER ohci_hcd_au1xxx_driver
#endif
-#ifdef CONFIG_PNX8550
-#include "ohci-pnx8550.c"
-#define PLATFORM_DRIVER ohci_hcd_pnx8550_driver
-#endif
-
#ifdef CONFIG_ARCH_AT91
#include "ohci-at91.c"
#define PLATFORM_DRIVER ohci_hcd_at91_driver
diff --git a/drivers/usb/host/ohci-pnx8550.c b/drivers/usb/host/ohci-pnx8550.c
deleted file mode 100644
index 148d27d..0000000
--- a/drivers/usb/host/ohci-pnx8550.c
+++ /dev/null
@@ -1,243 +0,0 @@
-/*
- * OHCI HCD (Host Controller Driver) for USB.
- *
- * (C) Copyright 1999 Roman Weissgaerber <weissg@...nna.at>
- * (C) Copyright 2000-2002 David Brownell <dbrownell@...rs.sourceforge.net>
- * (C) Copyright 2002 Hewlett-Packard Company
- * (C) Copyright 2005 Embedded Alley Solutions, Inc.
- *
- * Bus Glue for PNX8550
- *
- * Written by Christopher Hoover <ch@....hp.com>
- * Based on fragments of previous driver by Russell King et al.
- *
- * Modified for LH7A404 from ohci-sa1111.c
- * by Durgesh Pattamatta <pattamattad@...rpsec.com>
- *
- * Modified for PNX8550 from ohci-sa1111.c and sa-omap.c
- * by Vitaly Wool <vitalywool@...il.com>
- *
- * This file is licenced under the GPL.
- */
-
-#include <linux/device.h>
-#include <linux/platform_device.h>
-#include <asm/mach-pnx8550/usb.h>
-#include <asm/mach-pnx8550/int.h>
-#include <asm/mach-pnx8550/pci.h>
-
-#ifndef CONFIG_PNX8550
-#error "This file is PNX8550 bus glue. CONFIG_PNX8550 must be defined."
-#endif
-
-extern int usb_disabled(void);
-
-/*-------------------------------------------------------------------------*/
-
-static void pnx8550_start_hc(struct platform_device *dev)
-{
- /*
- * Set register CLK48CTL to enable and 48MHz
- */
- outl(0x00000003, PCI_BASE | 0x0004770c);
-
- /*
- * Set register CLK12CTL to enable and 48MHz
- */
- outl(0x00000003, PCI_BASE | 0x00047710);
-
- udelay(100);
-}
-
-static void pnx8550_stop_hc(struct platform_device *dev)
-{
- udelay(10);
-}
-
-
-/*-------------------------------------------------------------------------*/
-
-/* configure so an HC device and id are always provided */
-/* always called with process context; sleeping is OK */
-
-
-/**
- * usb_hcd_pnx8550_probe - initialize pnx8550-based HCDs
- * Context: !in_interrupt()
- *
- * Allocates basic resources for this USB host controller, and
- * then invokes the start() method for the HCD associated with it
- * through the hotplug entry's driver_data.
- *
- */
-int usb_hcd_pnx8550_probe (const struct hc_driver *driver,
- struct platform_device *dev)
-{
- int retval;
- struct usb_hcd *hcd;
-
- if (dev->resource[0].flags != IORESOURCE_MEM ||
- dev->resource[1].flags != IORESOURCE_IRQ) {
- dev_err (&dev->dev,"invalid resource type\n");
- return -ENOMEM;
- }
-
- hcd = usb_create_hcd (driver, &dev->dev, "pnx8550");
- if (!hcd)
- return -ENOMEM;
- hcd->rsrc_start = dev->resource[0].start;
- hcd->rsrc_len = dev->resource[0].end - dev->resource[0].start + 1;
-
- if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
- dev_err(&dev->dev, "request_mem_region [0x%08llx, 0x%08llx] "
- "failed\n", hcd->rsrc_start, hcd->rsrc_len);
- retval = -EBUSY;
- goto err1;
- }
-
- hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
- if (!hcd->regs) {
- dev_err(&dev->dev, "ioremap [[0x%08llx, 0x%08llx] failed\n",
- hcd->rsrc_start, hcd->rsrc_len);
- retval = -ENOMEM;
- goto err2;
- }
-
- pnx8550_start_hc(dev);
-
- ohci_hcd_init(hcd_to_ohci(hcd));
-
- retval = usb_add_hcd(hcd, dev->resource[1].start, 0);
- if (retval == 0)
- return retval;
-
- pnx8550_stop_hc(dev);
- iounmap(hcd->regs);
- err2:
- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
- err1:
- usb_put_hcd(hcd);
- return retval;
-}
-
-
-/* may be called without controller electrically present */
-/* may be called with controller, bus, and devices active */
-
-/**
- * usb_hcd_pnx8550_remove - shutdown processing for pnx8550-based HCDs
- * @dev: USB Host Controller being removed
- * Context: !in_interrupt()
- *
- * Reverses the effect of usb_hcd_pnx8550_probe(), first invoking
- * the HCD's stop() method. It is always called from a thread
- * context, normally "rmmod", "apmd", or something similar.
- *
- */
-void usb_hcd_pnx8550_remove (struct usb_hcd *hcd, struct platform_device *dev)
-{
- usb_remove_hcd(hcd);
- pnx8550_stop_hc(dev);
- iounmap(hcd->regs);
- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
- usb_put_hcd(hcd);
-}
-
-/*-------------------------------------------------------------------------*/
-
-static int __devinit
-ohci_pnx8550_start (struct usb_hcd *hcd)
-{
- struct ohci_hcd *ohci = hcd_to_ohci (hcd);
- int ret;
-
- ohci_dbg (ohci, "ohci_pnx8550_start, ohci:%p", ohci);
-
- if ((ret = ohci_init(ohci)) < 0)
- return ret;
-
- if ((ret = ohci_run (ohci)) < 0) {
- dev_err(hcd->self.controller, "can't start %s",
- hcd->self.bus_name);
- ohci_stop (hcd);
- return ret;
- }
-
- return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-
-static const struct hc_driver ohci_pnx8550_hc_driver = {
- .description = hcd_name,
- .product_desc = "PNX8550 OHCI",
- .hcd_priv_size = sizeof(struct ohci_hcd),
-
- /*
- * generic hardware linkage
- */
- .irq = ohci_irq,
- .flags = HCD_USB11 | HCD_MEMORY,
-
- /*
- * basic lifecycle operations
- */
- .start = ohci_pnx8550_start,
- .stop = ohci_stop,
-
- /*
- * managing i/o requests and associated device resources
- */
- .urb_enqueue = ohci_urb_enqueue,
- .urb_dequeue = ohci_urb_dequeue,
- .endpoint_disable = ohci_endpoint_disable,
-
- /*
- * scheduling support
- */
- .get_frame_number = ohci_get_frame,
-
- /*
- * root hub support
- */
- .hub_status_data = ohci_hub_status_data,
- .hub_control = ohci_hub_control,
-#ifdef CONFIG_PM
- .bus_suspend = ohci_bus_suspend,
- .bus_resume = ohci_bus_resume,
-#endif
- .start_port_reset = ohci_start_port_reset,
-};
-
-/*-------------------------------------------------------------------------*/
-
-static int ohci_hcd_pnx8550_drv_probe(struct platform_device *pdev)
-{
- int ret;
-
- if (usb_disabled())
- return -ENODEV;
-
- ret = usb_hcd_pnx8550_probe(&ohci_pnx8550_hc_driver, pdev);
- return ret;
-}
-
-static int ohci_hcd_pnx8550_drv_remove(struct platform_device *pdev)
-{
- struct usb_hcd *hcd = platform_get_drvdata(pdev);
-
- usb_hcd_pnx8550_remove(hcd, pdev);
- return 0;
-}
-
-MODULE_ALIAS("platform:pnx8550-ohci");
-
-static struct platform_driver ohci_hcd_pnx8550_driver = {
- .driver = {
- .name = "pnx8550-ohci",
- .owner = THIS_MODULE,
- },
- .probe = ohci_hcd_pnx8550_drv_probe,
- .remove = ohci_hcd_pnx8550_drv_remove,
-};
-
--
1.7.9.5
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