USB: OHCI: remove ohci-pcc-soc driver.
authorFlorian Fainelli <florian@openwrt.org>
Mon, 8 Oct 2012 13:11:16 +0000 (15:11 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 22 Oct 2012 18:14:24 +0000 (11:14 -0700)
This driver is not registered by any in-tree users, and if really needed by
some out of tree user, the same functionnality can be restored using the
ohci-platform driver using the following platform_data parameters:
big_endian_desc = 1
big_endian_mmio = 1
no_big_frame_no = 1

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/host/Kconfig
drivers/usb/host/ohci-hcd.c
drivers/usb/host/ohci-ppc-soc.c [deleted file]

index 3f1431d..e6b64f6 100644 (file)
@@ -333,16 +333,6 @@ config USB_OHCI_ATH79
          Enables support for the built-in OHCI controller present on the
          Atheros AR71XX/AR7240 SoCs.
 
-config USB_OHCI_HCD_PPC_SOC
-       bool "OHCI support for on-chip PPC USB controller"
-       depends on USB_OHCI_HCD && (STB03xxx || PPC_MPC52xx)
-       default y
-       select USB_OHCI_BIG_ENDIAN_DESC
-       select USB_OHCI_BIG_ENDIAN_MMIO
-       ---help---
-         Enables support for the USB controller on the MPC52xx or
-         STB03xxx processor chip.  If unsure, say Y.
-
 config USB_OHCI_HCD_PPC_OF_BE
        bool "OHCI support for OF platform bus (big endian)"
        depends on USB_OHCI_HCD && PPC_OF
index cfc1da3..4c4d652 100644 (file)
@@ -1067,11 +1067,6 @@ MODULE_LICENSE ("GPL");
 #define PLATFORM_DRIVER                ohci_hcd_pnx8550_driver
 #endif
 
-#ifdef CONFIG_USB_OHCI_HCD_PPC_SOC
-#include "ohci-ppc-soc.c"
-#define PLATFORM_DRIVER                ohci_hcd_ppc_soc_driver
-#endif
-
 #ifdef CONFIG_ARCH_AT91
 #include "ohci-at91.c"
 #define PLATFORM_DRIVER                ohci_hcd_at91_driver
diff --git a/drivers/usb/host/ohci-ppc-soc.c b/drivers/usb/host/ohci-ppc-soc.c
deleted file mode 100644 (file)
index 185c39e..0000000
+++ /dev/null
@@ -1,216 +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
- * (C) Copyright 2003-2005 MontaVista Software Inc.
- *
- * Bus Glue for PPC On-Chip OHCI driver
- * Tested on Freescale MPC5200 and IBM STB04xxx
- *
- * Modified by Dale Farnsworth <dale@farnsworth.org> from ohci-sa1111.c
- *
- * This file is licenced under the GPL.
- */
-
-#include <linux/platform_device.h>
-#include <linux/signal.h>
-
-/* configure so an HC device and id are always provided */
-/* always called with process context; sleeping is OK */
-
-/**
- * usb_hcd_ppc_soc_probe - initialize On-Chip HCDs
- * Context: !in_interrupt()
- *
- * Allocates basic resources for this USB host controller.
- *
- * Store this function in the HCD's struct pci_driver as probe().
- */
-static int usb_hcd_ppc_soc_probe(const struct hc_driver *driver,
-                         struct platform_device *pdev)
-{
-       int retval;
-       struct usb_hcd *hcd;
-       struct ohci_hcd *ohci;
-       struct resource *res;
-       int irq;
-
-       pr_debug("initializing PPC-SOC USB Controller\n");
-
-       res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-       if (!res) {
-               pr_debug("%s: no irq\n", __FILE__);
-               return -ENODEV;
-       }
-       irq = res->start;
-
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!res) {
-               pr_debug("%s: no reg addr\n", __FILE__);
-               return -ENODEV;
-       }
-
-       hcd = usb_create_hcd(driver, &pdev->dev, "PPC-SOC USB");
-       if (!hcd)
-               return -ENOMEM;
-       hcd->rsrc_start = res->start;
-       hcd->rsrc_len = resource_size(res);
-
-       if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
-               pr_debug("%s: request_mem_region failed\n", __FILE__);
-               retval = -EBUSY;
-               goto err1;
-       }
-
-       hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
-       if (!hcd->regs) {
-               pr_debug("%s: ioremap failed\n", __FILE__);
-               retval = -ENOMEM;
-               goto err2;
-       }
-
-       ohci = hcd_to_ohci(hcd);
-       ohci->flags |= OHCI_QUIRK_BE_MMIO | OHCI_QUIRK_BE_DESC;
-
-#ifdef CONFIG_PPC_MPC52xx
-       /* MPC52xx doesn't need frame_no shift */
-       ohci->flags |= OHCI_QUIRK_FRAME_NO;
-#endif
-       ohci_hcd_init(ohci);
-
-       retval = usb_add_hcd(hcd, irq, 0);
-       if (retval == 0)
-               return retval;
-
-       pr_debug("Removing PPC-SOC USB Controller\n");
-
-       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_ppc_soc_remove - shutdown processing for On-Chip HCDs
- * @pdev: USB Host Controller being removed
- * Context: !in_interrupt()
- *
- * Reverses the effect of usb_hcd_ppc_soc_probe().
- * It is always called from a thread
- * context, normally "rmmod", "apmd", or something similar.
- *
- */
-static void usb_hcd_ppc_soc_remove(struct usb_hcd *hcd,
-               struct platform_device *pdev)
-{
-       usb_remove_hcd(hcd);
-
-       pr_debug("stopping PPC-SOC USB Controller\n");
-
-       iounmap(hcd->regs);
-       release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
-       usb_put_hcd(hcd);
-}
-
-static int __devinit
-ohci_ppc_soc_start(struct usb_hcd *hcd)
-{
-       struct ohci_hcd *ohci = hcd_to_ohci(hcd);
-       int             ret;
-
-       if ((ret = ohci_init(ohci)) < 0)
-               return ret;
-
-       if ((ret = ohci_run(ohci)) < 0) {
-               dev_err(hcd->self.controller, "can't start %s\n",
-                       hcd->self.bus_name);
-               ohci_stop(hcd);
-               return ret;
-       }
-
-       return 0;
-}
-
-static const struct hc_driver ohci_ppc_soc_hc_driver = {
-       .description =          hcd_name,
-       .hcd_priv_size =        sizeof(struct ohci_hcd),
-
-       /*
-        * generic hardware linkage
-        */
-       .irq =                  ohci_irq,
-       .flags =                HCD_USB11 | HCD_MEMORY,
-
-       /*
-        * basic lifecycle operations
-        */
-       .start =                ohci_ppc_soc_start,
-       .stop =                 ohci_stop,
-       .shutdown =             ohci_shutdown,
-
-       /*
-        * 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_ppc_soc_drv_probe(struct platform_device *pdev)
-{
-       int ret;
-
-       if (usb_disabled())
-               return -ENODEV;
-
-       ret = usb_hcd_ppc_soc_probe(&ohci_ppc_soc_hc_driver, pdev);
-       return ret;
-}
-
-static int ohci_hcd_ppc_soc_drv_remove(struct platform_device *pdev)
-{
-       struct usb_hcd *hcd = platform_get_drvdata(pdev);
-
-       usb_hcd_ppc_soc_remove(hcd, pdev);
-       return 0;
-}
-
-static struct platform_driver ohci_hcd_ppc_soc_driver = {
-       .probe          = ohci_hcd_ppc_soc_drv_probe,
-       .remove         = ohci_hcd_ppc_soc_drv_remove,
-       .shutdown       = usb_hcd_platform_shutdown,
-#ifdef CONFIG_PM
-       /*.suspend      = ohci_hcd_ppc_soc_drv_suspend,*/
-       /*.resume       = ohci_hcd_ppc_soc_drv_resume,*/
-#endif
-       .driver         = {
-               .name   = "ppc-soc-ohci",
-               .owner  = THIS_MODULE,
-       },
-};
-
-MODULE_ALIAS("platform:ppc-soc-ohci");