]> git.sur5r.net Git - u-boot/commitdiff
Changed the mp2usb (at91rm9200) board to use the generic OHCI driver. Some
authorMarkus Klotzbuecher <mk@denx.de>
Tue, 23 May 2006 11:38:35 +0000 (13:38 +0200)
committerMarkus Klotzbuecher <mk@pollux.denx.de>
Tue, 23 May 2006 11:38:35 +0000 (13:38 +0200)
fixes to the latter.

cpu/arm920t/at91rm9200/Makefile
cpu/arm920t/at91rm9200/usb.c [new file with mode: 0644]
cpu/arm920t/at91rm9200/usb_ohci.c [deleted file]
cpu/arm920t/at91rm9200/usb_ohci.h [deleted file]
cpu/pxa/usb.c
drivers/usb_ohci.c
include/configs/delta.h
include/configs/mp2usb.h

index aec9cb640935548a30e24da6f828fa0810d5fc03..f9fccbc06e7e035915d007d553a0897417b6d508 100644 (file)
@@ -26,7 +26,7 @@ include $(TOPDIR)/config.mk
 LIB    = lib$(SOC).a
 
 OBJS   = bcm5221.o dm9161.o ether.o i2c.o interrupts.o \
-         lxt972.o serial.o usb_ohci.o
+         lxt972.o serial.o usb.o
 SOBJS  = lowlevel_init.o
 
 all:   .depend $(LIB)
diff --git a/cpu/arm920t/at91rm9200/usb.c b/cpu/arm920t/at91rm9200/usb.c
new file mode 100644 (file)
index 0000000..7b83f23
--- /dev/null
@@ -0,0 +1,47 @@
+/*
+ * (C) Copyright 2006
+ * DENX Software Engineering <mk@denx.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+#if defined(CONFIG_USB_OHCI) && defined(CFG_USB_OHCI_CPU_INIT)
+# ifdef CONFIG_AT91RM9200
+
+#include <asm/arch/hardware.h>
+
+int usb_cpu_init()
+{
+       /* Enable USB host clock. */
+       *AT91C_PMC_SCER = AT91C_PMC_UHP;        /* 48MHz clock enabled for UHP */
+       *AT91C_PMC_PCER = 1 << AT91C_ID_UHP;    /* Peripheral Clock Enable Register */
+       return 0;
+}
+
+int usb_cpu_stop()
+{
+       /* Initialization failed */
+       *AT91C_PMC_PCDR = 1 << AT91C_ID_UHP;    /* Peripheral Clock Disable Register */
+       *AT91C_PMC_SCDR = AT91C_PMC_UHP;        /* 48MHz clock disabled for UHP */
+       return 0;
+}
+# endif /* CONFIG_AT91RM9200 */
+#endif /* defined(CONFIG_USB_OHCI) && defined(CFG_USB_OHCI_CPU_INIT) */
diff --git a/cpu/arm920t/at91rm9200/usb_ohci.c b/cpu/arm920t/at91rm9200/usb_ohci.c
deleted file mode 100644 (file)
index 5b2c56c..0000000
+++ /dev/null
@@ -1,1635 +0,0 @@
-/*
- * URB OHCI HCD (Host Controller Driver) for USB on the AT91RM9200.
- *
- * (C) Copyright 2003
- * Gary Jennejohn, DENX Software Engineering <gj@denx.de>
- *
- * Note: Much of this code has been derived from Linux 2.4
- * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
- * (C) Copyright 2000-2002 David Brownell
- *
- * Modified for the MP2USB by (C) Copyright 2005 Eric Benard
- * ebenard@eukrea.com - based on s3c24x0's driver
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.         See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- */
-/*
- * IMPORTANT NOTES
- * 1 - you MUST define LITTLEENDIAN in the configuration file for the
- *     board or this driver will NOT work!
- * 2 - this driver is intended for use with USB Mass Storage Devices
- *     (BBB) ONLY. There is NO support for Interrupt or Isochronous pipes!
- * 3 - when running on a PQFP208 AT91RM9200, define CONFIG_AT91C_PQFP_UHPBUG
- *     to activate workaround for bug #41 or this driver will NOT work!
- */
-
-#include <common.h>
-/* #include <pci.h> no PCI on the S3C24X0 */
-
-#ifdef CONFIG_USB_OHCI
-
-#include <asm/arch/hardware.h>
-
-#include <malloc.h>
-#include <usb.h>
-#include "usb_ohci.h"
-
-#define OHCI_USE_NPS           /* force NoPowerSwitching mode */
-#undef OHCI_VERBOSE_DEBUG      /* not always helpful */
-
-/* For initializing controller (mask in an HCFS mode too) */
-#define OHCI_CONTROL_INIT \
-       (OHCI_CTRL_CBSR & 0x3) | OHCI_CTRL_IE | OHCI_CTRL_PLE
-
-#define readl(a) (*((vu_long *)(a)))
-#define writel(a, b) (*((vu_long *)(b)) = ((vu_long)a))
-
-#define min_t(type,x,y) ({ type __x = (x); type __y = (y); __x < __y ? __x: __y; })
-
-#undef DEBUG
-#ifdef DEBUG
-#define dbg(format, arg...) printf("DEBUG: " format "\n", ## arg)
-#else
-#define dbg(format, arg...) do {} while(0)
-#endif /* DEBUG */
-#define err(format, arg...) printf("ERROR: " format "\n", ## arg)
-#undef SHOW_INFO
-#ifdef SHOW_INFO
-#define info(format, arg...) printf("INFO: " format "\n", ## arg)
-#else
-#define info(format, arg...) do {} while(0)
-#endif
-
-#define m16_swap(x) swap_16(x)
-#define m32_swap(x) swap_32(x)
-
-/* global ohci_t */
-static ohci_t gohci;
-/* this must be aligned to a 256 byte boundary */
-struct ohci_hcca ghcca[1];
-/* a pointer to the aligned storage */
-struct ohci_hcca *phcca;
-/* this allocates EDs for all possible endpoints */
-struct ohci_device ohci_dev;
-/* urb_priv */
-urb_priv_t urb_priv;
-/* RHSC flag */
-int got_rhsc;
-/* device which was disconnected */
-struct usb_device *devgone;
-
-/*-------------------------------------------------------------------------*/
-
-/* AMD-756 (D2 rev) reports corrupt register contents in some cases.
- * The erratum (#4) description is incorrect.  AMD's workaround waits
- * till some bits (mostly reserved) are clear; ok for all revs.
- */
-#define OHCI_QUIRK_AMD756 0xabcd
-#define read_roothub(hc, register, mask) ({ \
-       u32 temp = readl (&hc->regs->roothub.register); \
-       if (hc->flags & OHCI_QUIRK_AMD756) \
-               while (temp & mask) \
-                       temp = readl (&hc->regs->roothub.register); \
-       temp; })
-
-static u32 roothub_a (struct ohci *hc)
-       { return read_roothub (hc, a, 0xfc0fe000); }
-static inline u32 roothub_b (struct ohci *hc)
-       { return readl (&hc->regs->roothub.b); }
-static inline u32 roothub_status (struct ohci *hc)
-       { return readl (&hc->regs->roothub.status); }
-static u32 roothub_portstatus (struct ohci *hc, int i)
-       { return read_roothub (hc, portstatus [i], 0xffe0fce0); }
-
-
-/* forward declaration */
-static int hc_interrupt (void);
-static void
-td_submit_job (struct usb_device * dev, unsigned long pipe, void * buffer,
-       int transfer_len, struct devrequest * setup, urb_priv_t * urb, int interval);
-
-/*-------------------------------------------------------------------------*
- * URB support functions
- *-------------------------------------------------------------------------*/
-
-/* free HCD-private data associated with this URB */
-
-static void urb_free_priv (urb_priv_t * urb)
-{
-       int             i;
-       int             last;
-       struct td       * td;
-
-       last = urb->length - 1;
-       if (last >= 0) {
-               for (i = 0; i <= last; i++) {
-                       td = urb->td[i];
-                       if (td) {
-                               td->usb_dev = NULL;
-                               urb->td[i] = NULL;
-                       }
-               }
-       }
-}
-
-/*-------------------------------------------------------------------------*/
-
-#ifdef DEBUG
-static int sohci_get_current_frame_number (struct usb_device * dev);
-
-/* debug| print the main components of an URB
- * small: 0) header + data packets 1) just header */
-
-static void pkt_print (struct usb_device * dev, unsigned long pipe, void * buffer,
-       int transfer_len, struct devrequest * setup, char * str, int small)
-{
-       urb_priv_t * purb = &urb_priv;
-
-       dbg("%s URB:[%4x] dev:%2d,ep:%2d-%c,type:%s,len:%d/%d stat:%#lx",
-                       str,
-                       sohci_get_current_frame_number (dev),
-                       usb_pipedevice (pipe),
-                       usb_pipeendpoint (pipe),
-                       usb_pipeout (pipe)? 'O': 'I',
-                       usb_pipetype (pipe) < 2? (usb_pipeint (pipe)? "INTR": "ISOC"):
-                               (usb_pipecontrol (pipe)? "CTRL": "BULK"),
-                       purb->actual_length,
-                       transfer_len, dev->status);
-#ifdef OHCI_VERBOSE_DEBUG
-       if (!small) {
-               int i, len;
-
-               if (usb_pipecontrol (pipe)) {
-                       printf (__FILE__ ": cmd(8):");
-                       for (i = 0; i < 8 ; i++)
-                               printf (" %02x", ((__u8 *) setup) [i]);
-                       printf ("\n");
-               }
-               if (transfer_len > 0 && buffer) {
-                       printf (__FILE__ ": data(%d/%d):",
-                               purb->actual_length,
-                               transfer_len);
-                       len = usb_pipeout (pipe)?
-                                       transfer_len: purb->actual_length;
-                       for (i = 0; i < 16 && i < len; i++)
-                               printf (" %02x", ((__u8 *) buffer) [i]);
-                       printf ("%s\n", i < len? "...": "");
-               }
-       }
-#endif
-}
-
-/* just for debugging; prints non-empty branches of the int ed tree inclusive iso eds*/
-void ep_print_int_eds (ohci_t *ohci, char * str) {
-       int i, j;
-        __u32 * ed_p;
-       for (i= 0; i < 32; i++) {
-               j = 5;
-               ed_p = &(ohci->hcca->int_table [i]);
-               if (*ed_p == 0)
-                   continue;
-               printf (__FILE__ ": %s branch int %2d(%2x):", str, i, i);
-               while (*ed_p != 0 && j--) {
-                       ed_t *ed = (ed_t *)m32_swap(ed_p);
-                       printf (" ed: %4x;", ed->hwINFO);
-                       ed_p = &ed->hwNextED;
-               }
-               printf ("\n");
-       }
-}
-
-static void ohci_dump_intr_mask (char *label, __u32 mask)
-{
-       dbg ("%s: 0x%08x%s%s%s%s%s%s%s%s%s",
-               label,
-               mask,
-               (mask & OHCI_INTR_MIE) ? " MIE" : "",
-               (mask & OHCI_INTR_OC) ? " OC" : "",
-               (mask & OHCI_INTR_RHSC) ? " RHSC" : "",
-               (mask & OHCI_INTR_FNO) ? " FNO" : "",
-               (mask & OHCI_INTR_UE) ? " UE" : "",
-               (mask & OHCI_INTR_RD) ? " RD" : "",
-               (mask & OHCI_INTR_SF) ? " SF" : "",
-               (mask & OHCI_INTR_WDH) ? " WDH" : "",
-               (mask & OHCI_INTR_SO) ? " SO" : ""
-               );
-}
-
-static void maybe_print_eds (char *label, __u32 value)
-{
-       ed_t *edp = (ed_t *)value;
-
-       if (value) {
-               dbg ("%s %08x", label, value);
-               dbg ("%08x", edp->hwINFO);
-               dbg ("%08x", edp->hwTailP);
-               dbg ("%08x", edp->hwHeadP);
-               dbg ("%08x", edp->hwNextED);
-       }
-}
-
-static char * hcfs2string (int state)
-{
-       switch (state) {
-               case OHCI_USB_RESET:    return "reset";
-               case OHCI_USB_RESUME:   return "resume";
-               case OHCI_USB_OPER:     return "operational";
-               case OHCI_USB_SUSPEND:  return "suspend";
-       }
-       return "?";
-}
-
-/* dump control and status registers */
-static void ohci_dump_status (ohci_t *controller)
-{
-       struct ohci_regs        *regs = controller->regs;
-       __u32                   temp;
-
-       temp = readl (&regs->revision) & 0xff;
-       if (temp != 0x10)
-               dbg ("spec %d.%d", (temp >> 4), (temp & 0x0f));
-
-       temp = readl (&regs->control);
-       dbg ("control: 0x%08x%s%s%s HCFS=%s%s%s%s%s CBSR=%d", temp,
-               (temp & OHCI_CTRL_RWE) ? " RWE" : "",
-               (temp & OHCI_CTRL_RWC) ? " RWC" : "",
-               (temp & OHCI_CTRL_IR) ? " IR" : "",
-               hcfs2string (temp & OHCI_CTRL_HCFS),
-               (temp & OHCI_CTRL_BLE) ? " BLE" : "",
-               (temp & OHCI_CTRL_CLE) ? " CLE" : "",
-               (temp & OHCI_CTRL_IE) ? " IE" : "",
-               (temp & OHCI_CTRL_PLE) ? " PLE" : "",
-               temp & OHCI_CTRL_CBSR
-               );
-
-       temp = readl (&regs->cmdstatus);
-       dbg ("cmdstatus: 0x%08x SOC=%d%s%s%s%s", temp,
-               (temp & OHCI_SOC) >> 16,
-               (temp & OHCI_OCR) ? " OCR" : "",
-               (temp & OHCI_BLF) ? " BLF" : "",
-               (temp & OHCI_CLF) ? " CLF" : "",
-               (temp & OHCI_HCR) ? " HCR" : ""
-               );
-
-       ohci_dump_intr_mask ("intrstatus", readl (&regs->intrstatus));
-       ohci_dump_intr_mask ("intrenable", readl (&regs->intrenable));
-
-       maybe_print_eds ("ed_periodcurrent", readl (&regs->ed_periodcurrent));
-
-       maybe_print_eds ("ed_controlhead", readl (&regs->ed_controlhead));
-       maybe_print_eds ("ed_controlcurrent", readl (&regs->ed_controlcurrent));
-
-       maybe_print_eds ("ed_bulkhead", readl (&regs->ed_bulkhead));
-       maybe_print_eds ("ed_bulkcurrent", readl (&regs->ed_bulkcurrent));
-
-       maybe_print_eds ("donehead", readl (&regs->donehead));
-}
-
-static void ohci_dump_roothub (ohci_t *controller, int verbose)
-{
-       __u32                   temp, ndp, i;
-
-       temp = roothub_a (controller);
-       ndp = (temp & RH_A_NDP);
-#ifdef CONFIG_AT91C_PQFP_UHPBUG
-       ndp = (ndp == 2) ? 1:0;
-#endif
-       if (verbose) {
-               dbg ("roothub.a: %08x POTPGT=%d%s%s%s%s%s NDP=%d", temp,
-                       ((temp & RH_A_POTPGT) >> 24) & 0xff,
-                       (temp & RH_A_NOCP) ? " NOCP" : "",
-                       (temp & RH_A_OCPM) ? " OCPM" : "",
-                       (temp & RH_A_DT) ? " DT" : "",
-                       (temp & RH_A_NPS) ? " NPS" : "",
-                       (temp & RH_A_PSM) ? " PSM" : "",
-                       ndp
-                       );
-               temp = roothub_b (controller);
-               dbg ("roothub.b: %08x PPCM=%04x DR=%04x",
-                       temp,
-                       (temp & RH_B_PPCM) >> 16,
-                       (temp & RH_B_DR)
-                       );
-               temp = roothub_status (controller);
-               dbg ("roothub.status: %08x%s%s%s%s%s%s",
-                       temp,
-                       (temp & RH_HS_CRWE) ? " CRWE" : "",
-                       (temp & RH_HS_OCIC) ? " OCIC" : "",
-                       (temp & RH_HS_LPSC) ? " LPSC" : "",
-                       (temp & RH_HS_DRWE) ? " DRWE" : "",
-                       (temp & RH_HS_OCI) ? " OCI" : "",
-                       (temp & RH_HS_LPS) ? " LPS" : ""
-                       );
-       }
-
-       for (i = 0; i < ndp; i++) {
-               temp = roothub_portstatus (controller, i);
-               dbg ("roothub.portstatus [%d] = 0x%08x%s%s%s%s%s%s%s%s%s%s%s%s",
-                       i,
-                       temp,
-                       (temp & RH_PS_PRSC) ? " PRSC" : "",
-                       (temp & RH_PS_OCIC) ? " OCIC" : "",
-                       (temp & RH_PS_PSSC) ? " PSSC" : "",
-                       (temp & RH_PS_PESC) ? " PESC" : "",
-                       (temp & RH_PS_CSC) ? " CSC" : "",
-
-                       (temp & RH_PS_LSDA) ? " LSDA" : "",
-                       (temp & RH_PS_PPS) ? " PPS" : "",
-                       (temp & RH_PS_PRS) ? " PRS" : "",
-                       (temp & RH_PS_POCI) ? " POCI" : "",
-                       (temp & RH_PS_PSS) ? " PSS" : "",
-
-                       (temp & RH_PS_PES) ? " PES" : "",
-                       (temp & RH_PS_CCS) ? " CCS" : ""
-                       );
-       }
-}
-
-static void ohci_dump (ohci_t *controller, int verbose)
-{
-       dbg ("OHCI controller usb-%s state", controller->slot_name);
-
-       /* dumps some of the state we know about */
-       ohci_dump_status (controller);
-       if (verbose)
-               ep_print_int_eds (controller, "hcca");
-       dbg ("hcca frame #%04x", controller->hcca->frame_no);
-       ohci_dump_roothub (controller, 1);
-}
-
-
-#endif /* DEBUG */
-
-/*-------------------------------------------------------------------------*
- * Interface functions (URB)
- *-------------------------------------------------------------------------*/
-
-/* get a transfer request */
-
-int sohci_submit_job(struct usb_device *dev, unsigned long pipe, void *buffer,
-               int transfer_len, struct devrequest *setup, int interval)
-{
-       ohci_t *ohci;
-       ed_t * ed;
-       urb_priv_t *purb_priv;
-       int i, size = 0;
-
-       ohci = &gohci;
-
-       /* when controller's hung, permit only roothub cleanup attempts
-        * such as powering down ports */
-       if (ohci->disabled) {
-               err("sohci_submit_job: EPIPE");
-               return -1;
-       }
-
-       /* every endpoint has a ed, locate and fill it */
-       if (!(ed = ep_add_ed (dev, pipe))) {
-               err("sohci_submit_job: ENOMEM");
-               return -1;
-       }
-
-       /* for the private part of the URB we need the number of TDs (size) */
-       switch (usb_pipetype (pipe)) {
-               case PIPE_BULK: /* one TD for every 4096 Byte */
-                       size = (transfer_len - 1) / 4096 + 1;
-                       break;
-               case PIPE_CONTROL: /* 1 TD for setup, 1 for ACK and 1 for every 4096 B */
-                       size = (transfer_len == 0)? 2:
-                                               (transfer_len - 1) / 4096 + 3;
-                       break;
-       }
-
-       if (size >= (N_URB_TD - 1)) {
-               err("need %d TDs, only have %d", size, N_URB_TD);
-               return -1;
-       }
-       purb_priv = &urb_priv;
-       purb_priv->pipe = pipe;
-
-       /* fill the private part of the URB */
-       purb_priv->length = size;
-       purb_priv->ed = ed;
-       purb_priv->actual_length = 0;
-
-       /* allocate the TDs */
-       /* note that td[0] was allocated in ep_add_ed */
-       for (i = 0; i < size; i++) {
-               purb_priv->td[i] = td_alloc (dev);
-               if (!purb_priv->td[i]) {
-                       purb_priv->length = i;
-                       urb_free_priv (purb_priv);
-                       err("sohci_submit_job: ENOMEM");
-                       return -1;
-               }
-       }
-
-       if (ed->state == ED_NEW || (ed->state & ED_DEL)) {
-               urb_free_priv (purb_priv);
-               err("sohci_submit_job: EINVAL");
-               return -1;
-       }
-
-       /* link the ed into a chain if is not already */
-       if (ed->state != ED_OPER)
-               ep_link (ohci, ed);
-
-       /* fill the TDs and link it to the ed */
-       td_submit_job(dev, pipe, buffer, transfer_len, setup, purb_priv, interval);
-
-       return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-
-#ifdef DEBUG
-/* tell us the current USB frame number */
-
-static int sohci_get_current_frame_number (struct usb_device *usb_dev)
-{
-       ohci_t *ohci = &gohci;
-
-       return m16_swap (ohci->hcca->frame_no);
-}
-#endif
-
-/*-------------------------------------------------------------------------*
- * ED handling functions
- *-------------------------------------------------------------------------*/
-
-/* link an ed into one of the HC chains */
-
-static int ep_link (ohci_t *ohci, ed_t *edi)
-{
-       volatile ed_t *ed = edi;
-
-       ed->state = ED_OPER;
-
-       switch (ed->type) {
-       case PIPE_CONTROL:
-               ed->hwNextED = 0;
-               if (ohci->ed_controltail == NULL) {
-                       writel (ed, &ohci->regs->ed_controlhead);
-               } else {
-                       ohci->ed_controltail->hwNextED = m32_swap (ed);
-               }
-               ed->ed_prev = ohci->ed_controltail;
-               if (!ohci->ed_controltail && !ohci->ed_rm_list[0] &&
-                       !ohci->ed_rm_list[1] && !ohci->sleeping) {
-                       ohci->hc_control |= OHCI_CTRL_CLE;
-                       writel (ohci->hc_control, &ohci->regs->control);
-               }
-               ohci->ed_controltail = edi;
-               break;
-
-       case PIPE_BULK:
-               ed->hwNextED = 0;
-               if (ohci->ed_bulktail == NULL) {
-                       writel (ed, &ohci->regs->ed_bulkhead);
-               } else {
-                       ohci->ed_bulktail->hwNextED = m32_swap (ed);
-               }
-               ed->ed_prev = ohci->ed_bulktail;
-               if (!ohci->ed_bulktail && !ohci->ed_rm_list[0] &&
-                       !ohci->ed_rm_list[1] && !ohci->sleeping) {
-                       ohci->hc_control |= OHCI_CTRL_BLE;
-                       writel (ohci->hc_control, &ohci->regs->control);
-               }
-               ohci->ed_bulktail = edi;
-               break;
-       }
-       return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* unlink an ed from one of the HC chains.
- * just the link to the ed is unlinked.
- * the link from the ed still points to another operational ed or 0
- * so the HC can eventually finish the processing of the unlinked ed */
-
-static int ep_unlink (ohci_t *ohci, ed_t *ed)
-{
-       ed->hwINFO |= m32_swap (OHCI_ED_SKIP);
-
-       switch (ed->type) {
-       case PIPE_CONTROL:
-               if (ed->ed_prev == NULL) {
-                       if (!ed->hwNextED) {
-                               ohci->hc_control &= ~OHCI_CTRL_CLE;
-                               writel (ohci->hc_control, &ohci->regs->control);
-                       }
-                       writel (m32_swap (*((__u32 *)&ed->hwNextED)), &ohci->regs->ed_controlhead);
-               } else {
-                       ed->ed_prev->hwNextED = ed->hwNextED;
-               }
-               if (ohci->ed_controltail == ed) {
-                       ohci->ed_controltail = ed->ed_prev;
-               } else {
-                       ((ed_t *)m32_swap (*((__u32 *)&ed->hwNextED)))->ed_prev = ed->ed_prev;
-               }
-               break;
-
-       case PIPE_BULK:
-               if (ed->ed_prev == NULL) {
-                       if (!ed->hwNextED) {
-                               ohci->hc_control &= ~OHCI_CTRL_BLE;
-                               writel (ohci->hc_control, &ohci->regs->control);
-                       }
-                       writel (m32_swap (*((__u32 *)&ed->hwNextED)), &ohci->regs->ed_bulkhead);
-               } else {
-                       ed->ed_prev->hwNextED = ed->hwNextED;
-               }
-               if (ohci->ed_bulktail == ed) {
-                       ohci->ed_bulktail = ed->ed_prev;
-               } else {
-                       ((ed_t *)m32_swap (*((__u32 *)&ed->hwNextED)))->ed_prev = ed->ed_prev;
-               }
-               break;
-       }
-       ed->state = ED_UNLINK;
-       return 0;
-}
-
-
-/*-------------------------------------------------------------------------*/
-
-/* add/reinit an endpoint; this should be done once at the usb_set_configuration command,
- * but the USB stack is a little bit stateless so we do it at every transaction
- * if the state of the ed is ED_NEW then a dummy td is added and the state is changed to ED_UNLINK
- * in all other cases the state is left unchanged
- * the ed info fields are setted anyway even though most of them should not change */
-
-static ed_t * ep_add_ed (struct usb_device *usb_dev, unsigned long pipe)
-{
-       td_t *td;
-       ed_t *ed_ret;
-       volatile ed_t *ed;
-
-       ed = ed_ret = &ohci_dev.ed[(usb_pipeendpoint (pipe) << 1) |
-                       (usb_pipecontrol (pipe)? 0: usb_pipeout (pipe))];
-
-       if ((ed->state & ED_DEL) || (ed->state & ED_URB_DEL)) {
-               err("ep_add_ed: pending delete");
-               /* pending delete request */
-               return NULL;
-       }
-
-       if (ed->state == ED_NEW) {
-               ed->hwINFO = m32_swap (OHCI_ED_SKIP); /* skip ed */
-               /* dummy td; end of td list for ed */
-               td = td_alloc (usb_dev);
-               ed->hwTailP = m32_swap (td);
-               ed->hwHeadP = ed->hwTailP;
-               ed->state = ED_UNLINK;
-               ed->type = usb_pipetype (pipe);
-               ohci_dev.ed_cnt++;
-       }
-
-       ed->hwINFO = m32_swap (usb_pipedevice (pipe)
-                       | usb_pipeendpoint (pipe) << 7
-                       | (usb_pipeisoc (pipe)? 0x8000: 0)
-                       | (usb_pipecontrol (pipe)? 0: (usb_pipeout (pipe)? 0x800: 0x1000))
-                       | usb_pipeslow (pipe) << 13
-                       | usb_maxpacket (usb_dev, pipe) << 16);
-
-       return ed_ret;
-}
-
-/*-------------------------------------------------------------------------*
- * TD handling functions
- *-------------------------------------------------------------------------*/
-
-/* enqueue next TD for this URB (OHCI spec 5.2.8.2) */
-
-static void td_fill (ohci_t *ohci, unsigned int info,
-       void *data, int len,
-       struct usb_device *dev, int index, urb_priv_t *urb_priv)
-{
-       volatile td_t  *td, *td_pt;
-#ifdef OHCI_FILL_TRACE
-       int i;
-#endif
-
-       if (index > urb_priv->length) {
-               err("index > length");
-               return;
-       }
-       /* use this td as the next dummy */
-       td_pt = urb_priv->td [index];
-       td_pt->hwNextTD = 0;
-
-       /* fill the old dummy TD */
-       td = urb_priv->td [index] = (td_t *)(m32_swap (urb_priv->ed->hwTailP) & ~0xf);
-
-       td->ed = urb_priv->ed;
-       td->next_dl_td = NULL;
-       td->index = index;
-       td->data = (__u32)data;
-#ifdef OHCI_FILL_TRACE
-       if ((usb_pipetype(urb_priv->pipe) == PIPE_BULK) && usb_pipeout(urb_priv->pipe)) {
-               for (i = 0; i < len; i++)
-               printf("td->data[%d] %#2x ",i, ((unsigned char *)td->data)[i]);
-               printf("\n");
-       }
-#endif
-       if (!len)
-               data = 0;
-
-       td->hwINFO = m32_swap (info);
-       td->hwCBP = m32_swap (data);
-       if (data)
-               td->hwBE = m32_swap (data + len - 1);
-       else
-               td->hwBE = 0;
-       td->hwNextTD = m32_swap (td_pt);
-       td->hwPSW [0] = m16_swap (((__u32)data & 0x0FFF) | 0xE000);
-
-       /* append to queue */
-       td->ed->hwTailP = td->hwNextTD;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* prepare all TDs of a transfer */
-
-static void td_submit_job (struct usb_device *dev, unsigned long pipe, void *buffer,
-       int transfer_len, struct devrequest *setup, urb_priv_t *urb, int interval)
-{
-       ohci_t *ohci = &gohci;
-       int data_len = transfer_len;
-       void *data;
-       int cnt = 0;
-       __u32 info = 0;
-       unsigned int toggle = 0;
-
-       /* OHCI handles the DATA-toggles itself, we just use the USB-toggle bits for reseting */
-       if(usb_gettoggle(dev, usb_pipeendpoint(pipe), usb_pipeout(pipe))) {
-               toggle = TD_T_TOGGLE;
-       } else {
-               toggle = TD_T_DATA0;
-               usb_settoggle(dev, usb_pipeendpoint(pipe), usb_pipeout(pipe), 1);
-       }
-       urb->td_cnt = 0;
-       if (data_len)
-               data = buffer;
-       else
-               data = 0;
-
-       switch (usb_pipetype (pipe)) {
-       case PIPE_BULK:
-               info = usb_pipeout (pipe)?
-                       TD_CC | TD_DP_OUT : TD_CC | TD_DP_IN ;
-               while(data_len > 4096) {
-                       td_fill (ohci, info | (cnt? TD_T_TOGGLE:toggle), data, 4096, dev, cnt, urb);
-                       data += 4096; data_len -= 4096; cnt++;
-               }
-               info = usb_pipeout (pipe)?
-                       TD_CC | TD_DP_OUT : TD_CC | TD_R | TD_DP_IN ;
-               td_fill (ohci, info | (cnt? TD_T_TOGGLE:toggle), data, data_len, dev, cnt, urb);
-               cnt++;
-
-               if (!ohci->sleeping)
-                       writel (OHCI_BLF, &ohci->regs->cmdstatus); /* start bulk list */
-               break;
-
-       case PIPE_CONTROL:
-               info = TD_CC | TD_DP_SETUP | TD_T_DATA0;
-               td_fill (ohci, info, setup, 8, dev, cnt++, urb);
-               if (data_len > 0) {
-                       info = usb_pipeout (pipe)?
-                               TD_CC | TD_R | TD_DP_OUT | TD_T_DATA1 : TD_CC | TD_R | TD_DP_IN | TD_T_DATA1;
-                       /* NOTE:  mishandles transfers >8K, some >4K */
-                       td_fill (ohci, info, data, data_len, dev, cnt++, urb);
-               }
-               info = usb_pipeout (pipe)?
-                       TD_CC | TD_DP_IN | TD_T_DATA1: TD_CC | TD_DP_OUT | TD_T_DATA1;
-               td_fill (ohci, info, data, 0, dev, cnt++, urb);
-               if (!ohci->sleeping)
-                       writel (OHCI_CLF, &ohci->regs->cmdstatus); /* start Control list */
-               break;
-       }
-       if (urb->length != cnt)
-               dbg("TD LENGTH %d != CNT %d", urb->length, cnt);
-}
-
-/*-------------------------------------------------------------------------*
- * Done List handling functions
- *-------------------------------------------------------------------------*/
-
-
-/* calculate the transfer length and update the urb */
-
-static void dl_transfer_length(td_t * td)
-{
-       __u32 tdINFO, tdBE, tdCBP;
-       urb_priv_t *lurb_priv = &urb_priv;
-
-       tdINFO = m32_swap (td->hwINFO);
-       tdBE   = m32_swap (td->hwBE);
-       tdCBP  = m32_swap (td->hwCBP);
-
-
-       if (!(usb_pipetype (lurb_priv->pipe) == PIPE_CONTROL &&
-           ((td->index == 0) || (td->index == lurb_priv->length - 1)))) {
-               if (tdBE != 0) {
-                       if (td->hwCBP == 0)
-                               lurb_priv->actual_length += tdBE - td->data + 1;
-                       else
-                               lurb_priv->actual_length += tdCBP - td->data;
-               }
-       }
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* replies to the request have to be on a FIFO basis so
- * we reverse the reversed done-list */
-
-static td_t * dl_reverse_done_list (ohci_t *ohci)
-{
-       __u32 td_list_hc;
-       td_t *td_rev = NULL;
-       td_t *td_list = NULL;
-       urb_priv_t *lurb_priv = NULL;
-
-       td_list_hc = m32_swap (ohci->hcca->done_head) & 0xfffffff0;
-       ohci->hcca->done_head = 0;
-
-       while (td_list_hc) {
-               td_list = (td_t *)td_list_hc;
-
-               if (TD_CC_GET (m32_swap (td_list->hwINFO))) {
-                       lurb_priv = &urb_priv;
-                       dbg(" USB-error/status: %x : %p",
-                                       TD_CC_GET (m32_swap (td_list->hwINFO)), td_list);
-                       if (td_list->ed->hwHeadP & m32_swap (0x1)) {
-                               if (lurb_priv && ((td_list->index + 1) < lurb_priv->length)) {
-                                       td_list->ed->hwHeadP =
-                                               (lurb_priv->td[lurb_priv->length - 1]->hwNextTD & m32_swap (0xfffffff0)) |
-                                                                       (td_list->ed->hwHeadP & m32_swap (0x2));
-                                       lurb_priv->td_cnt += lurb_priv->length - td_list->index - 1;
-                               } else
-                                       td_list->ed->hwHeadP &= m32_swap (0xfffffff2);
-                       }
-               }
-
-               td_list->next_dl_td = td_rev;
-               td_rev = td_list;
-               td_list_hc = m32_swap (td_list->hwNextTD) & 0xfffffff0;
-       }
-       return td_list;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* td done list */
-static int dl_done_list (ohci_t *ohci, td_t *td_list)
-{
-       td_t *td_list_next = NULL;
-       ed_t *ed;
-       int cc = 0;
-       int stat = 0;
-       /* urb_t *urb; */
-       urb_priv_t *lurb_priv;
-       __u32 tdINFO, edHeadP, edTailP;
-
-       while (td_list) {
-               td_list_next = td_list->next_dl_td;
-
-               lurb_priv = &urb_priv;
-               tdINFO = m32_swap (td_list->hwINFO);
-
-               ed = td_list->ed;
-
-               dl_transfer_length(td_list);
-
-               /* error code of transfer */
-               cc = TD_CC_GET (tdINFO);
-               if (cc != 0) {
-                       dbg("ConditionCode %#x", cc);
-                       stat = cc_to_error[cc];
-               }
-
-               if (ed->state != ED_NEW) {
-                       edHeadP = m32_swap (ed->hwHeadP) & 0xfffffff0;
-                       edTailP = m32_swap (ed->hwTailP);
-
-                       /* unlink eds if they are not busy */
-                       if ((edHeadP == edTailP) && (ed->state == ED_OPER))
-                               ep_unlink (ohci, ed);
-               }
-
-               td_list = td_list_next;
-       }
-       return stat;
-}
-
-/*-------------------------------------------------------------------------*
- * Virtual Root Hub
- *-------------------------------------------------------------------------*/
-
-/* Device descriptor */
-static __u8 root_hub_dev_des[] =
-{
-       0x12,       /*  __u8  bLength; */
-       0x01,       /*  __u8  bDescriptorType; Device */
-       0x10,       /*  __u16 bcdUSB; v1.1 */
-       0x01,
-       0x09,       /*  __u8  bDeviceClass; HUB_CLASSCODE */
-       0x00,       /*  __u8  bDeviceSubClass; */
-       0x00,       /*  __u8  bDeviceProtocol; */
-       0x08,       /*  __u8  bMaxPacketSize0; 8 Bytes */
-       0x00,       /*  __u16 idVendor; */
-       0x00,
-       0x00,       /*  __u16 idProduct; */
-       0x00,
-       0x00,       /*  __u16 bcdDevice; */
-       0x00,
-       0x00,       /*  __u8  iManufacturer; */
-       0x01,       /*  __u8  iProduct; */
-       0x00,       /*  __u8  iSerialNumber; */
-       0x01        /*  __u8  bNumConfigurations; */
-};
-
-
-/* Configuration descriptor */
-static __u8 root_hub_config_des[] =
-{
-       0x09,       /*  __u8  bLength; */
-       0x02,       /*  __u8  bDescriptorType; Configuration */
-       0x19,       /*  __u16 wTotalLength; */
-       0x00,
-       0x01,       /*  __u8  bNumInterfaces; */
-       0x01,       /*  __u8  bConfigurationValue; */
-       0x00,       /*  __u8  iConfiguration; */
-       0x40,       /*  __u8  bmAttributes;
-                Bit 7: Bus-powered, 6: Self-powered, 5 Remote-wakwup, 4..0: resvd */
-       0x00,       /*  __u8  MaxPower; */
-
-       /* interface */
-       0x09,       /*  __u8  if_bLength; */
-       0x04,       /*  __u8  if_bDescriptorType; Interface */
-       0x00,       /*  __u8  if_bInterfaceNumber; */
-       0x00,       /*  __u8  if_bAlternateSetting; */
-       0x01,       /*  __u8  if_bNumEndpoints; */
-       0x09,       /*  __u8  if_bInterfaceClass; HUB_CLASSCODE */
-       0x00,       /*  __u8  if_bInterfaceSubClass; */
-       0x00,       /*  __u8  if_bInterfaceProtocol; */
-       0x00,       /*  __u8  if_iInterface; */
-
-       /* endpoint */
-       0x07,       /*  __u8  ep_bLength; */
-       0x05,       /*  __u8  ep_bDescriptorType; Endpoint */
-       0x81,       /*  __u8  ep_bEndpointAddress; IN Endpoint 1 */
-       0x03,       /*  __u8  ep_bmAttributes; Interrupt */
-       0x02,       /*  __u16 ep_wMaxPacketSize; ((MAX_ROOT_PORTS + 1) / 8 */
-       0x00,
-       0xff        /*  __u8  ep_bInterval; 255 ms */
-};
-
-static unsigned char root_hub_str_index0[] =
-{
-       0x04,                   /*  __u8  bLength; */
-       0x03,                   /*  __u8  bDescriptorType; String-descriptor */
-       0x09,                   /*  __u8  lang ID */
-       0x04,                   /*  __u8  lang ID */
-};
-
-static unsigned char root_hub_str_index1[] =
-{
-       28,                     /*  __u8  bLength; */
-       0x03,                   /*  __u8  bDescriptorType; String-descriptor */
-       'O',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'H',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'C',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'I',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       ' ',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'R',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'o',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'o',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       't',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       ' ',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'H',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'u',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'b',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-};
-
-/* Hub class-specific descriptor is constructed dynamically */
-
-
-/*-------------------------------------------------------------------------*/
-
-#define OK(x)                  len = (x); break
-#ifdef DEBUG
-#define WR_RH_STAT(x)          {info("WR:status %#8x", (x));writel((x), &gohci.regs->roothub.status);}
-#define WR_RH_PORTSTAT(x)      {info("WR:portstatus[%d] %#8x", wIndex-1, (x));writel((x), &gohci.regs->roothub.portstatus[wIndex-1]);}
-#else
-#define WR_RH_STAT(x)          writel((x), &gohci.regs->roothub.status)
-#define WR_RH_PORTSTAT(x)      writel((x), &gohci.regs->roothub.portstatus[wIndex-1])
-#endif
-#define RD_RH_STAT             roothub_status(&gohci)
-#define RD_RH_PORTSTAT         roothub_portstatus(&gohci,wIndex-1)
-
-/* request to virtual root hub */
-
-int rh_check_port_status(ohci_t *controller)
-{
-       __u32 temp, ndp, i;
-       int res;
-
-       res = -1;
-       temp = roothub_a (controller);
-       ndp = (temp & RH_A_NDP);
-#ifdef CONFIG_AT91C_PQFP_UHPBUG
-       ndp = (ndp == 2) ? 1:0;
-#endif
-
-       for (i = 0; i < ndp; i++) {
-               temp = roothub_portstatus (controller, i);
-               /* check for a device disconnect */
-               if (((temp & (RH_PS_PESC | RH_PS_CSC)) ==
-                       (RH_PS_PESC | RH_PS_CSC)) &&
-                       ((temp & RH_PS_CCS) == 0)) {
-                       res = i;
-                       break;
-               }
-       }
-       return res;
-}
-
-static int ohci_submit_rh_msg(struct usb_device *dev, unsigned long pipe,
-               void *buffer, int transfer_len, struct devrequest *cmd)
-{
-       void * data = buffer;
-       int leni = transfer_len;
-       int len = 0;
-       int stat = 0;
-       __u32 datab[4];
-       __u8 *data_buf = (__u8 *)datab;
-       __u16 bmRType_bReq;
-       __u16 wValue;
-       __u16 wIndex;
-       __u16 wLength;
-
-#ifdef DEBUG
-urb_priv.actual_length = 0;
-pkt_print(dev, pipe, buffer, transfer_len, cmd, "SUB(rh)", usb_pipein(pipe));
-#else
-       wait_ms(1);
-#endif
-       if ((pipe & PIPE_INTERRUPT) == PIPE_INTERRUPT) {
-               info("Root-Hub submit IRQ: NOT implemented");
-               return 0;
-       }
-
-       bmRType_bReq  = cmd->requesttype | (cmd->request << 8);
-       wValue        = m16_swap (cmd->value);
-       wIndex        = m16_swap (cmd->index);
-       wLength       = m16_swap (cmd->length);
-
-       info("Root-Hub: adr: %2x cmd(%1x): %08x %04x %04x %04x",
-               dev->devnum, 8, bmRType_bReq, wValue, wIndex, wLength);
-
-       switch (bmRType_bReq) {
-       /* Request Destination:
-          without flags: Device,
-          RH_INTERFACE: interface,
-          RH_ENDPOINT: endpoint,
-          RH_CLASS means HUB here,
-          RH_OTHER | RH_CLASS  almost ever means HUB_PORT here
-       */
-
-       case RH_GET_STATUS:
-                       *(__u16 *) data_buf = m16_swap (1); OK (2);
-       case RH_GET_STATUS | RH_INTERFACE:
-                       *(__u16 *) data_buf = m16_swap (0); OK (2);
-       case RH_GET_STATUS | RH_ENDPOINT:
-                       *(__u16 *) data_buf = m16_swap (0); OK (2);
-       case RH_GET_STATUS | RH_CLASS:
-                       *(__u32 *) data_buf = m32_swap (
-                               RD_RH_STAT & ~(RH_HS_CRWE | RH_HS_DRWE));
-                       OK (4);
-       case RH_GET_STATUS | RH_OTHER | RH_CLASS:
-                       *(__u32 *) data_buf = m32_swap (RD_RH_PORTSTAT); OK (4);
-
-       case RH_CLEAR_FEATURE | RH_ENDPOINT:
-               switch (wValue) {
-                       case (RH_ENDPOINT_STALL): OK (0);
-               }
-               break;
-
-       case RH_CLEAR_FEATURE | RH_CLASS:
-               switch (wValue) {
-                       case RH_C_HUB_LOCAL_POWER:
-                               OK(0);
-                       case (RH_C_HUB_OVER_CURRENT):
-                                       WR_RH_STAT(RH_HS_OCIC); OK (0);
-               }
-               break;
-
-       case RH_CLEAR_FEATURE | RH_OTHER | RH_CLASS:
-               switch (wValue) {
-                       case (RH_PORT_ENABLE):
-                                       WR_RH_PORTSTAT (RH_PS_CCS ); OK (0);
-                       case (RH_PORT_SUSPEND):
-                                       WR_RH_PORTSTAT (RH_PS_POCI); OK (0);
-                       case (RH_PORT_POWER):
-                                       WR_RH_PORTSTAT (RH_PS_LSDA); OK (0);
-                       case (RH_C_PORT_CONNECTION):
-                                       WR_RH_PORTSTAT (RH_PS_CSC ); OK (0);
-                       case (RH_C_PORT_ENABLE):
-                                       WR_RH_PORTSTAT (RH_PS_PESC); OK (0);
-                       case (RH_C_PORT_SUSPEND):
-                                       WR_RH_PORTSTAT (RH_PS_PSSC); OK (0);
-                       case (RH_C_PORT_OVER_CURRENT):
-                                       WR_RH_PORTSTAT (RH_PS_OCIC); OK (0);
-                       case (RH_C_PORT_RESET):
-                                       WR_RH_PORTSTAT (RH_PS_PRSC); OK (0);
-               }
-               break;
-
-       case RH_SET_FEATURE | RH_OTHER | RH_CLASS:
-               switch (wValue) {
-                       case (RH_PORT_SUSPEND):
-                                       WR_RH_PORTSTAT (RH_PS_PSS ); OK (0);
-                       case (RH_PORT_RESET): /* BUG IN HUP CODE *********/
-                                       if (RD_RH_PORTSTAT & RH_PS_CCS)
-                                           WR_RH_PORTSTAT (RH_PS_PRS);
-                                       OK (0);
-                       case (RH_PORT_POWER):
-                                       WR_RH_PORTSTAT (RH_PS_PPS ); OK (0);
-                       case (RH_PORT_ENABLE): /* BUG IN HUP CODE *********/
-                                       if (RD_RH_PORTSTAT & RH_PS_CCS)
-                                           WR_RH_PORTSTAT (RH_PS_PES );
-                                       OK (0);
-               }
-               break;
-
-       case RH_SET_ADDRESS: gohci.rh.devnum = wValue; OK(0);
-
-       case RH_GET_DESCRIPTOR:
-               switch ((wValue & 0xff00) >> 8) {
-                       case (0x01): /* device descriptor */
-                               len = min_t(unsigned int,
-                                         leni,
-                                         min_t(unsigned int,
-                                             sizeof (root_hub_dev_des),
-                                             wLength));
-                               data_buf = root_hub_dev_des; OK(len);
-                       case (0x02): /* configuration descriptor */
-                               len = min_t(unsigned int,
-                                         leni,
-                                         min_t(unsigned int,
-                                             sizeof (root_hub_config_des),
-                                             wLength));
-                               data_buf = root_hub_config_des; OK(len);
-                       case (0x03): /* string descriptors */
-                               if(wValue==0x0300) {
-                                       len = min_t(unsigned int,
-                                                 leni,
-                                                 min_t(unsigned int,
-                                                     sizeof (root_hub_str_index0),
-                                                     wLength));
-                                       data_buf = root_hub_str_index0;
-                                       OK(len);
-                               }
-                               if(wValue==0x0301) {
-                                       len = min_t(unsigned int,
-                                                 leni,
-                                                 min_t(unsigned int,
-                                                     sizeof (root_hub_str_index1),
-                                                     wLength));
-                                       data_buf = root_hub_str_index1;
-                                       OK(len);
-                       }
-                       default:
-                               stat = USB_ST_STALLED;
-               }
-               break;
-
-       case RH_GET_DESCRIPTOR | RH_CLASS:
-       {
-               __u32 temp = roothub_a (&gohci);
-
-               data_buf [0] = 9;               /* min length; */
-               data_buf [1] = 0x29;
-               data_buf [2] = temp & RH_A_NDP;
-#ifdef CONFIG_AT91C_PQFP_UHPBUG
-               data_buf [2] = (data_buf [2] == 2) ? 1:0;
-#endif
-               data_buf [3] = 0;
-               if (temp & RH_A_PSM)    /* per-port power switching? */
-                       data_buf [3] |= 0x1;
-               if (temp & RH_A_NOCP)   /* no overcurrent reporting? */
-                       data_buf [3] |= 0x10;
-               else if (temp & RH_A_OCPM)      /* per-port overcurrent reporting? */
-                       data_buf [3] |= 0x8;
-
-               /* corresponds to data_buf[4-7] */
-               datab [1] = 0;
-               data_buf [5] = (temp & RH_A_POTPGT) >> 24;
-               temp = roothub_b (&gohci);
-               data_buf [7] = temp & RH_B_DR;
-               if (data_buf [2] < 7) {
-                       data_buf [8] = 0xff;
-               } else {
-                       data_buf [0] += 2;
-                       data_buf [8] = (temp & RH_B_DR) >> 8;
-                       data_buf [10] = data_buf [9] = 0xff;
-               }
-
-               len = min_t(unsigned int, leni,
-               min_t(unsigned int, data_buf [0], wLength));
-               OK (len);
-       }
-
-       case RH_GET_CONFIGURATION:      *(__u8 *) data_buf = 0x01; OK (1);
-
-       case RH_SET_CONFIGURATION:      WR_RH_STAT (0x10000); OK (0);
-
-       default:
-               dbg ("unsupported root hub command");
-               stat = USB_ST_STALLED;
-       }
-
-#ifdef DEBUG
-       ohci_dump_roothub (&gohci, 1);
-#else
-       wait_ms(1);
-#endif
-
-       len = min_t(int, len, leni);
-       if (data != data_buf)
-           memcpy (data, data_buf, len);
-       dev->act_len = len;
-       dev->status = stat;
-
-#ifdef DEBUG
-       if (transfer_len)
-               urb_priv.actual_length = transfer_len;
-       pkt_print(dev, pipe, buffer, transfer_len, cmd, "RET(rh)", 0/*usb_pipein(pipe)*/);
-#else
-       wait_ms(1);
-#endif
-
-       return stat;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* common code for handling submit messages - used for all but root hub */
-/* accesses. */
-int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
-               int transfer_len, struct devrequest *setup, int interval)
-{
-       int stat = 0;
-       int maxsize = usb_maxpacket(dev, pipe);
-       int timeout;
-
-       /* device pulled? Shortcut the action. */
-       if (devgone == dev) {
-               dev->status = USB_ST_CRC_ERR;
-               return 0;
-       }
-
-#ifdef DEBUG
-       urb_priv.actual_length = 0;
-       pkt_print(dev, pipe, buffer, transfer_len, setup, "SUB", usb_pipein(pipe));
-#else
-       wait_ms(1);
-#endif
-       if (!maxsize) {
-               err("submit_common_message: pipesize for pipe %lx is zero",
-                       pipe);
-               return -1;
-       }
-
-       if (sohci_submit_job(dev, pipe, buffer, transfer_len, setup, interval) < 0) {
-               err("sohci_submit_job failed");
-               return -1;
-       }
-
-       wait_ms(10);
-       /* ohci_dump_status(&gohci); */
-
-       /* allow more time for a BULK device to react - some are slow */
-#define BULK_TO         5000   /* timeout in milliseconds */
-       if (usb_pipetype (pipe) == PIPE_BULK)
-               timeout = BULK_TO;
-       else
-               timeout = 100;
-
-       /* wait for it to complete */
-       for (;;) {
-               /* check whether the controller is done */
-               stat = hc_interrupt();
-               if (stat < 0) {
-                       stat = USB_ST_CRC_ERR;
-                       break;
-               }
-               if (stat >= 0 && stat != 0xff) {
-                       /* 0xff is returned for an SF-interrupt */
-                       break;
-               }
-               if (--timeout) {
-                       wait_ms(1);
-               } else {
-                       err("CTL:TIMEOUT ");
-                       stat = USB_ST_CRC_ERR;
-                       break;
-               }
-       }
-       /* we got an Root Hub Status Change interrupt */
-       if (got_rhsc) {
-#ifdef DEBUG
-               ohci_dump_roothub (&gohci, 1);
-#endif
-               got_rhsc = 0;
-               /* abuse timeout */
-               timeout = rh_check_port_status(&gohci);
-               if (timeout >= 0) {
-#if 0 /* this does nothing useful, but leave it here in case that changes */
-                       /* the called routine adds 1 to the passed value */
-                       usb_hub_port_connect_change(gohci.rh.dev, timeout - 1);
-#endif
-                       /*
-                        * XXX
-                        * This is potentially dangerous because it assumes
-                        * that only one device is ever plugged in!
-                        */
-                       devgone = dev;
-               }
-       }
-
-       dev->status = stat;
-       dev->act_len = transfer_len;
-
-#ifdef DEBUG
-       pkt_print(dev, pipe, buffer, transfer_len, setup, "RET(ctlr)", usb_pipein(pipe));
-#else
-       wait_ms(1);
-#endif
-
-       /* free TDs in urb_priv */
-       urb_free_priv (&urb_priv);
-       return 0;
-}
-
-/* submit routines called from usb.c */
-int submit_bulk_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
-               int transfer_len)
-{
-       info("submit_bulk_msg");
-       return submit_common_msg(dev, pipe, buffer, transfer_len, NULL, 0);
-}
-
-int submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
-               int transfer_len, struct devrequest *setup)
-{
-       int maxsize = usb_maxpacket(dev, pipe);
-
-       info("submit_control_msg");
-#ifdef DEBUG
-       urb_priv.actual_length = 0;
-       pkt_print(dev, pipe, buffer, transfer_len, setup, "SUB", usb_pipein(pipe));
-#else
-       wait_ms(1);
-#endif
-       if (!maxsize) {
-               err("submit_control_message: pipesize for pipe %lx is zero",
-                       pipe);
-               return -1;
-       }
-       if (((pipe >> 8) & 0x7f) == gohci.rh.devnum) {
-               gohci.rh.dev = dev;
-               /* root hub - redirect */
-               return ohci_submit_rh_msg(dev, pipe, buffer, transfer_len,
-                       setup);
-       }
-
-       return submit_common_msg(dev, pipe, buffer, transfer_len, setup, 0);
-}
-
-int submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
-               int transfer_len, int interval)
-{
-       info("submit_int_msg");
-       return -1;
-}
-
-/*-------------------------------------------------------------------------*
- * HC functions
- *-------------------------------------------------------------------------*/
-
-/* reset the HC and BUS */
-
-static int hc_reset (ohci_t *ohci)
-{
-       int timeout = 30;
-       int smm_timeout = 50; /* 0,5 sec */
-
-       dbg("%s\n", __FUNCTION__);
-
-       if (readl (&ohci->regs->control) & OHCI_CTRL_IR) { /* SMM owns the HC */
-               writel (OHCI_OCR, &ohci->regs->cmdstatus); /* request ownership */
-               info("USB HC TakeOver from SMM");
-               while (readl (&ohci->regs->control) & OHCI_CTRL_IR) {
-                       wait_ms (10);
-                       if (--smm_timeout == 0) {
-                               err("USB HC TakeOver failed!");
-                               return -1;
-                       }
-               }
-       }
-
-       /* Disable HC interrupts */
-       writel (OHCI_INTR_MIE, &ohci->regs->intrdisable);
-
-       dbg("USB HC reset_hc usb-%s: ctrl = 0x%X ;\n",
-               ohci->slot_name,
-               readl(&ohci->regs->control));
-
-       /* Reset USB (needed by some controllers) */
-       writel (0, &ohci->regs->control);
-
-       /* HC Reset requires max 10 us delay */
-       writel (OHCI_HCR,  &ohci->regs->cmdstatus);
-       while ((readl (&ohci->regs->cmdstatus) & OHCI_HCR) != 0) {
-               if (--timeout == 0) {
-                       err("USB HC reset timed out!");
-                       return -1;
-               }
-               udelay (1);
-       }
-       return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* Start an OHCI controller, set the BUS operational
- * enable interrupts
- * connect the virtual root hub */
-
-static int hc_start (ohci_t * ohci)
-{
-       __u32 mask;
-       unsigned int fminterval;
-
-       ohci->disabled = 1;
-
-       /* Tell the controller where the control and bulk lists are
-        * The lists are empty now. */
-
-       writel (0, &ohci->regs->ed_controlhead);
-       writel (0, &ohci->regs->ed_bulkhead);
-
-       writel ((__u32)ohci->hcca, &ohci->regs->hcca); /* a reset clears this */
-
-       fminterval = 0x2edf;
-       writel ((fminterval * 9) / 10, &ohci->regs->periodicstart);
-       fminterval |= ((((fminterval - 210) * 6) / 7) << 16);
-       writel (fminterval, &ohci->regs->fminterval);
-       writel (0x628, &ohci->regs->lsthresh);
-
-       /* start controller operations */
-       ohci->hc_control = OHCI_CONTROL_INIT | OHCI_USB_OPER;
-       ohci->disabled = 0;
-       writel (ohci->hc_control, &ohci->regs->control);
-
-       /* disable all interrupts */
-       mask = (OHCI_INTR_SO | OHCI_INTR_WDH | OHCI_INTR_SF | OHCI_INTR_RD |
-                       OHCI_INTR_UE | OHCI_INTR_FNO | OHCI_INTR_RHSC |
-                       OHCI_INTR_OC | OHCI_INTR_MIE);
-       writel (mask, &ohci->regs->intrdisable);
-       /* clear all interrupts */
-       mask &= ~OHCI_INTR_MIE;
-       writel (mask, &ohci->regs->intrstatus);
-       /* Choose the interrupts we care about now  - but w/o MIE */
-       mask = OHCI_INTR_RHSC | OHCI_INTR_UE | OHCI_INTR_WDH | OHCI_INTR_SO;
-       writel (mask, &ohci->regs->intrenable);
-
-#ifdef OHCI_USE_NPS
-       /* required for AMD-756 and some Mac platforms */
-       writel ((roothub_a (ohci) | RH_A_NPS) & ~RH_A_PSM,
-               &ohci->regs->roothub.a);
-       writel (RH_HS_LPSC, &ohci->regs->roothub.status);
-#endif /* OHCI_USE_NPS */
-
-#define mdelay(n) ({unsigned long msec=(n); while (msec--) udelay(1000);})
-       /* POTPGT delay is bits 24-31, in 2 ms units. */
-       mdelay ((roothub_a (ohci) >> 23) & 0x1fe);
-
-       /* connect the virtual root hub */
-       ohci->rh.devnum = 0;
-
-       return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* an interrupt happens */
-
-static int
-hc_interrupt (void)
-{
-       ohci_t *ohci = &gohci;
-       struct ohci_regs *regs = ohci->regs;
-       int ints;
-       int stat = -1;
-
-       if ((ohci->hcca->done_head != 0) && !(m32_swap (ohci->hcca->done_head) & 0x01)) {
-               ints =  OHCI_INTR_WDH;
-       } else {
-               ints = readl (&regs->intrstatus);
-       }
-
-       /* dbg("Interrupt: %x frame: %x", ints, le16_to_cpu (ohci->hcca->frame_no)); */
-
-       if (ints & OHCI_INTR_RHSC) {
-               got_rhsc = 1;
-       }
-
-       if (ints & OHCI_INTR_UE) {
-               ohci->disabled++;
-               err ("OHCI Unrecoverable Error, controller usb-%s disabled",
-                       ohci->slot_name);
-               /* e.g. due to PCI Master/Target Abort */
-
-#ifdef DEBUG
-               ohci_dump (ohci, 1);
-#else
-       wait_ms(1);
-#endif
-               /* FIXME: be optimistic, hope that bug won't repeat often. */
-               /* Make some non-interrupt context restart the controller. */
-               /* Count and limit the retries though; either hardware or */
-               /* software errors can go forever... */
-               hc_reset (ohci);
-               return -1;
-       }
-
-       if (ints & OHCI_INTR_WDH) {
-               wait_ms(1);
-               writel (OHCI_INTR_WDH, &regs->intrdisable);
-               stat = dl_done_list (&gohci, dl_reverse_done_list (&gohci));
-               writel (OHCI_INTR_WDH, &regs->intrenable);
-       }
-
-       if (ints & OHCI_INTR_SO) {
-               dbg("USB Schedule overrun\n");
-               writel (OHCI_INTR_SO, &regs->intrenable);
-               stat = -1;
-       }
-
-       /* FIXME:  this assumes SOF (1/ms) interrupts don't get lost... */
-       if (ints & OHCI_INTR_SF) {
-               unsigned int frame = m16_swap (ohci->hcca->frame_no) & 1;
-               wait_ms(1);
-               writel (OHCI_INTR_SF, &regs->intrdisable);
-               if (ohci->ed_rm_list[frame] != NULL)
-                       writel (OHCI_INTR_SF, &regs->intrenable);
-               stat = 0xff;
-       }
-
-       writel (ints, &regs->intrstatus);
-       return stat;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/*-------------------------------------------------------------------------*/
-
-/* De-allocate all resources.. */
-
-static void hc_release_ohci (ohci_t *ohci)
-{
-       dbg ("USB HC release ohci usb-%s", ohci->slot_name);
-
-       if (!ohci->disabled)
-               hc_reset (ohci);
-}
-
-/*-------------------------------------------------------------------------*/
-
-/*
- * low level initalisation routine, called from usb.c
- */
-static char ohci_inited = 0;
-
-int usb_lowlevel_init(void)
-{
-       /*
-        * Enable USB host clock.
-        */
-       *AT91C_PMC_SCER = AT91C_PMC_UHP;        /* 48MHz clock enabled for UHP */
-       *AT91C_PMC_PCER = 1 << AT91C_ID_UHP;    /* Peripheral Clock Enable Register */
-
-       memset (&gohci, 0, sizeof (ohci_t));
-       memset (&urb_priv, 0, sizeof (urb_priv_t));
-
-       /* align the storage */
-       if ((__u32)&ghcca[0] & 0xff) {
-               err("HCCA not aligned!!");
-               return -1;
-       }
-       phcca = &ghcca[0];
-       info("aligned ghcca %p", phcca);
-       memset(&ohci_dev, 0, sizeof(struct ohci_device));
-       if ((__u32)&ohci_dev.ed[0] & 0x7) {
-               err("EDs not aligned!!");
-               return -1;
-       }
-       memset(gtd, 0, sizeof(td_t) * (NUM_TD + 1));
-       if ((__u32)gtd & 0x7) {
-               err("TDs not aligned!!");
-               return -1;
-       }
-       ptd = gtd;
-       gohci.hcca = phcca;
-       memset (phcca, 0, sizeof (struct ohci_hcca));
-
-       gohci.disabled = 1;
-       gohci.sleeping = 0;
-       gohci.irq = -1;
-       gohci.regs = (struct ohci_regs *)AT91_USB_HOST_BASE;
-
-       gohci.flags = 0;
-       gohci.slot_name = "at91rm9200";
-
-       if (hc_reset (&gohci) < 0) {
-               hc_release_ohci (&gohci);
-               /* Initialization failed */
-               *AT91C_PMC_PCER = AT91C_ID_UHP;
-               *AT91C_PMC_SCDR = 1 << AT91C_PMC_UHP;   /* 48MHz clock disabled for UHP */
-               return -1;
-       }
-
-       /* FIXME this is a second HC reset; why?? */
-/*     writel (gohci.hc_control = OHCI_USB_RESET, &gohci.regs->control);
-       wait_ms (10);*/
-
-       if (hc_start (&gohci) < 0) {
-               err ("can't start usb-%s", gohci.slot_name);
-               hc_release_ohci (&gohci);
-               /* Initialization failed */
-               *AT91C_PMC_PCER = AT91C_ID_UHP;
-               *AT91C_PMC_SCDR = 1 << AT91C_PMC_UHP;   /* 48MHz clock disabled for UHP */
-               return -1;
-       }
-
-#ifdef DEBUG
-       ohci_dump (&gohci, 1);
-#else
-       wait_ms(1);
-#endif
-       ohci_inited = 1;
-       return 0;
-}
-
-int usb_lowlevel_stop(void)
-{
-       /* this gets called really early - before the controller has */
-       /* even been initialized! */
-       if (!ohci_inited)
-               return 0;
-       /* TODO release any interrupts, etc. */
-       /* call hc_release_ohci() here ? */
-       hc_reset (&gohci);
-       /* may not want to do this */
-       *AT91C_PMC_PCER = 1 << AT91C_ID_UHP;
-       *AT91C_PMC_SCDR = 1 << AT91C_PMC_UHP;   /* 48MHz clock disabled for UHP */
-       return 0;
-}
-
-#endif /* CONFIG_USB_OHCI */
diff --git a/cpu/arm920t/at91rm9200/usb_ohci.h b/cpu/arm920t/at91rm9200/usb_ohci.h
deleted file mode 100644 (file)
index ecb4e93..0000000
+++ /dev/null
@@ -1,419 +0,0 @@
-/*
- * URB OHCI HCD (Host Controller Driver) for USB.
- *
- * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
- * (C) Copyright 2000-2001 David Brownell <dbrownell@users.sourceforge.net>
- *
- * usb-ohci.h
- */
-
-
-static int cc_to_error[16] = {
-
-/* mapping of the OHCI CC status to error codes */
-       /* No  Error  */               0,
-       /* CRC Error  */               USB_ST_CRC_ERR,
-       /* Bit Stuff  */               USB_ST_BIT_ERR,
-       /* Data Togg  */               USB_ST_CRC_ERR,
-       /* Stall      */               USB_ST_STALLED,
-       /* DevNotResp */               -1,
-       /* PIDCheck   */               USB_ST_BIT_ERR,
-       /* UnExpPID   */               USB_ST_BIT_ERR,
-       /* DataOver   */               USB_ST_BUF_ERR,
-       /* DataUnder  */               USB_ST_BUF_ERR,
-       /* reservd    */               -1,
-       /* reservd    */               -1,
-       /* BufferOver */               USB_ST_BUF_ERR,
-       /* BuffUnder  */               USB_ST_BUF_ERR,
-       /* Not Access */               -1,
-       /* Not Access */               -1
-};
-
-/* ED States */
-
-#define ED_NEW         0x00
-#define ED_UNLINK      0x01
-#define ED_OPER                0x02
-#define ED_DEL         0x04
-#define ED_URB_DEL     0x08
-
-/* usb_ohci_ed */
-struct ed {
-       __u32 hwINFO;
-       __u32 hwTailP;
-       __u32 hwHeadP;
-       __u32 hwNextED;
-
-       struct ed *ed_prev;
-       __u8 int_period;
-       __u8 int_branch;
-       __u8 int_load;
-       __u8 int_interval;
-       __u8 state;
-       __u8 type;
-       __u16 last_iso;
-       struct ed *ed_rm_list;
-
-       struct usb_device *usb_dev;
-       __u32 unused[3];
-} __attribute((aligned(16)));
-typedef struct ed ed_t;
-
-
-/* TD info field */
-#define TD_CC      0xf0000000
-#define TD_CC_GET(td_p) ((td_p >>28) & 0x0f)
-#define TD_CC_SET(td_p, cc) (td_p) = ((td_p) & 0x0fffffff) | (((cc) & 0x0f) << 28)
-#define TD_EC      0x0C000000
-#define TD_T       0x03000000
-#define TD_T_DATA0  0x02000000
-#define TD_T_DATA1  0x03000000
-#define TD_T_TOGGLE 0x00000000
-#define TD_R       0x00040000
-#define TD_DI      0x00E00000
-#define TD_DI_SET(X) (((X) & 0x07)<< 21)
-#define TD_DP      0x00180000
-#define TD_DP_SETUP 0x00000000
-#define TD_DP_IN    0x00100000
-#define TD_DP_OUT   0x00080000
-
-#define TD_ISO     0x00010000
-#define TD_DEL     0x00020000
-
-/* CC Codes */
-#define TD_CC_NOERROR     0x00
-#define TD_CC_CRC         0x01
-#define TD_CC_BITSTUFFING  0x02
-#define TD_CC_DATATOGGLEM  0x03
-#define TD_CC_STALL       0x04
-#define TD_DEVNOTRESP     0x05
-#define TD_PIDCHECKFAIL           0x06
-#define TD_UNEXPECTEDPID   0x07
-#define TD_DATAOVERRUN    0x08
-#define TD_DATAUNDERRUN           0x09
-#define TD_BUFFEROVERRUN   0x0C
-#define TD_BUFFERUNDERRUN  0x0D
-#define TD_NOTACCESSED    0x0F
-
-
-#define MAXPSW 1
-
-struct td {
-       __u32 hwINFO;
-       __u32 hwCBP;            /* Current Buffer Pointer */
-       __u32 hwNextTD;         /* Next TD Pointer */
-       __u32 hwBE;             /* Memory Buffer End Pointer */
-
-       __u16 hwPSW[MAXPSW];
-       __u8 unused;
-       __u8 index;
-       struct ed *ed;
-       struct td *next_dl_td;
-       struct usb_device *usb_dev;
-       int transfer_len;
-       __u32 data;
-
-       __u32 unused2[2];
-} __attribute((aligned(32)));
-typedef struct td td_t;
-
-#define OHCI_ED_SKIP   (1 << 14)
-
-/*
- * The HCCA (Host Controller Communications Area) is a 256 byte
- * structure defined in the OHCI spec. that the host controller is
- * told the base address of.  It must be 256-byte aligned.
- */
-
-#define NUM_INTS 32    /* part of the OHCI standard */
-struct ohci_hcca {
-       __u32   int_table[NUM_INTS];    /* Interrupt ED table */
-       __u16   frame_no;               /* current frame number */
-       __u16   pad1;                   /* set to 0 on each frame_no change */
-       __u32   done_head;              /* info returned for an interrupt */
-       u8              reserved_for_hc[116];
-} __attribute((aligned(256)));
-
-
-/*
- * Maximum number of root hub ports.
- */
-#define MAX_ROOT_PORTS 15      /* maximum OHCI root hub ports */
-
-/*
- * This is the structure of the OHCI controller's memory mapped I/O
- * region.  This is Memory Mapped I/O. You must use the readl() and
- * writel() macros defined in asm/io.h to access these!!
- */
-struct ohci_regs {
-       /* control and status registers */
-       __u32   revision;
-       __u32   control;
-       __u32   cmdstatus;
-       __u32   intrstatus;
-       __u32   intrenable;
-       __u32   intrdisable;
-       /* memory pointers */
-       __u32   hcca;
-       __u32   ed_periodcurrent;
-       __u32   ed_controlhead;
-       __u32   ed_controlcurrent;
-       __u32   ed_bulkhead;
-       __u32   ed_bulkcurrent;
-       __u32   donehead;
-       /* frame counters */
-       __u32   fminterval;
-       __u32   fmremaining;
-       __u32   fmnumber;
-       __u32   periodicstart;
-       __u32   lsthresh;
-       /* Root hub ports */
-       struct  ohci_roothub_regs {
-               __u32   a;
-               __u32   b;
-               __u32   status;
-               __u32   portstatus[MAX_ROOT_PORTS];
-       } roothub;
-} __attribute((aligned(32)));
-
-
-/* OHCI CONTROL AND STATUS REGISTER MASKS */
-
-/*
- * HcControl (control) register masks
- */
-#define OHCI_CTRL_CBSR (3 << 0)        /* control/bulk service ratio */
-#define OHCI_CTRL_PLE  (1 << 2)        /* periodic list enable */
-#define OHCI_CTRL_IE   (1 << 3)        /* isochronous enable */
-#define OHCI_CTRL_CLE  (1 << 4)        /* control list enable */
-#define OHCI_CTRL_BLE  (1 << 5)        /* bulk list enable */
-#define OHCI_CTRL_HCFS (3 << 6)        /* host controller functional state */
-#define OHCI_CTRL_IR   (1 << 8)        /* interrupt routing */
-#define OHCI_CTRL_RWC  (1 << 9)        /* remote wakeup connected */
-#define OHCI_CTRL_RWE  (1 << 10)       /* remote wakeup enable */
-
-/* pre-shifted values for HCFS */
-#      define OHCI_USB_RESET   (0 << 6)
-#      define OHCI_USB_RESUME  (1 << 6)
-#      define OHCI_USB_OPER    (2 << 6)
-#      define OHCI_USB_SUSPEND (3 << 6)
-
-/*
- * HcCommandStatus (cmdstatus) register masks
- */
-#define OHCI_HCR       (1 << 0)        /* host controller reset */
-#define OHCI_CLF       (1 << 1)        /* control list filled */
-#define OHCI_BLF       (1 << 2)        /* bulk list filled */
-#define OHCI_OCR       (1 << 3)        /* ownership change request */
-#define OHCI_SOC       (3 << 16)       /* scheduling overrun count */
-
-/*
- * masks used with interrupt registers:
- * HcInterruptStatus (intrstatus)
- * HcInterruptEnable (intrenable)
- * HcInterruptDisable (intrdisable)
- */
-#define OHCI_INTR_SO   (1 << 0)        /* scheduling overrun */
-#define OHCI_INTR_WDH  (1 << 1)        /* writeback of done_head */
-#define OHCI_INTR_SF   (1 << 2)        /* start frame */
-#define OHCI_INTR_RD   (1 << 3)        /* resume detect */
-#define OHCI_INTR_UE   (1 << 4)        /* unrecoverable error */
-#define OHCI_INTR_FNO  (1 << 5)        /* frame number overflow */
-#define OHCI_INTR_RHSC (1 << 6)        /* root hub status change */
-#define OHCI_INTR_OC   (1 << 30)       /* ownership change */
-#define OHCI_INTR_MIE  (1 << 31)       /* master interrupt enable */
-
-
-/* Virtual Root HUB */
-struct virt_root_hub {
-       int devnum; /* Address of Root Hub endpoint */
-       void *dev;  /* was urb */
-       void *int_addr;
-       int send;
-       int interval;
-};
-
-/* USB HUB CONSTANTS (not OHCI-specific; see hub.h) */
-
-/* destination of request */
-#define RH_INTERFACE              0x01
-#define RH_ENDPOINT               0x02
-#define RH_OTHER                  0x03
-
-#define RH_CLASS                  0x20
-#define RH_VENDOR                 0x40
-
-/* Requests: bRequest << 8 | bmRequestType */
-#define RH_GET_STATUS          0x0080
-#define RH_CLEAR_FEATURE       0x0100
-#define RH_SET_FEATURE         0x0300
-#define RH_SET_ADDRESS         0x0500
-#define RH_GET_DESCRIPTOR      0x0680
-#define RH_SET_DESCRIPTOR      0x0700
-#define RH_GET_CONFIGURATION   0x0880
-#define RH_SET_CONFIGURATION   0x0900
-#define RH_GET_STATE           0x0280
-#define RH_GET_INTERFACE       0x0A80
-#define RH_SET_INTERFACE       0x0B00
-#define RH_SYNC_FRAME          0x0C80
-/* Our Vendor Specific Request */
-#define RH_SET_EP              0x2000
-
-
-/* Hub port features */
-#define RH_PORT_CONNECTION        0x00
-#define RH_PORT_ENABLE            0x01
-#define RH_PORT_SUSPEND                   0x02
-#define RH_PORT_OVER_CURRENT      0x03
-#define RH_PORT_RESET             0x04
-#define RH_PORT_POWER             0x08
-#define RH_PORT_LOW_SPEED         0x09
-
-#define RH_C_PORT_CONNECTION      0x10
-#define RH_C_PORT_ENABLE          0x11
-#define RH_C_PORT_SUSPEND         0x12
-#define RH_C_PORT_OVER_CURRENT    0x13
-#define RH_C_PORT_RESET                   0x14
-
-/* Hub features */
-#define RH_C_HUB_LOCAL_POWER      0x00
-#define RH_C_HUB_OVER_CURRENT     0x01
-
-#define RH_DEVICE_REMOTE_WAKEUP           0x00
-#define RH_ENDPOINT_STALL         0x01
-
-#define RH_ACK                    0x01
-#define RH_REQ_ERR                -1
-#define RH_NACK                           0x00
-
-
-/* OHCI ROOT HUB REGISTER MASKS */
-
-/* roothub.portstatus [i] bits */
-#define RH_PS_CCS           0x00000001         /* current connect status */
-#define RH_PS_PES           0x00000002         /* port enable status*/
-#define RH_PS_PSS           0x00000004         /* port suspend status */
-#define RH_PS_POCI          0x00000008         /* port over current indicator */
-#define RH_PS_PRS           0x00000010         /* port reset status */
-#define RH_PS_PPS           0x00000100         /* port power status */
-#define RH_PS_LSDA          0x00000200         /* low speed device attached */
-#define RH_PS_CSC           0x00010000         /* connect status change */
-#define RH_PS_PESC          0x00020000         /* port enable status change */
-#define RH_PS_PSSC          0x00040000         /* port suspend status change */
-#define RH_PS_OCIC          0x00080000         /* over current indicator change */
-#define RH_PS_PRSC          0x00100000         /* port reset status change */
-
-/* roothub.status bits */
-#define RH_HS_LPS           0x00000001         /* local power status */
-#define RH_HS_OCI           0x00000002         /* over current indicator */
-#define RH_HS_DRWE          0x00008000         /* device remote wakeup enable */
-#define RH_HS_LPSC          0x00010000         /* local power status change */
-#define RH_HS_OCIC          0x00020000         /* over current indicator change */
-#define RH_HS_CRWE          0x80000000         /* clear remote wakeup enable */
-
-/* roothub.b masks */
-#define RH_B_DR                0x0000ffff              /* device removable flags */
-#define RH_B_PPCM      0xffff0000              /* port power control mask */
-
-/* roothub.a masks */
-#define RH_A_NDP       (0xff << 0)             /* number of downstream ports */
-#define RH_A_PSM       (1 << 8)                /* power switching mode */
-#define RH_A_NPS       (1 << 9)                /* no power switching */
-#define RH_A_DT                (1 << 10)               /* device type (mbz) */
-#define RH_A_OCPM      (1 << 11)               /* over current protection mode */
-#define RH_A_NOCP      (1 << 12)               /* no over current protection */
-#define RH_A_POTPGT    (0xff << 24)            /* power on to power good time */
-
-/* urb */
-#define N_URB_TD 48
-typedef struct
-{
-       ed_t *ed;
-       __u16 length;   /* number of tds associated with this request */
-       __u16 td_cnt;   /* number of tds already serviced */
-       int   state;
-       unsigned long pipe;
-       int actual_length;
-       td_t *td[N_URB_TD];     /* list pointer to all corresponding TDs associated with this request */
-} urb_priv_t;
-#define URB_DEL 1
-
-/*
- * This is the full ohci controller description
- *
- * Note how the "proper" USB information is just
- * a subset of what the full implementation needs. (Linus)
- */
-
-
-typedef struct ohci {
-       struct ohci_hcca *hcca;         /* hcca */
-       /*dma_addr_t hcca_dma;*/
-
-       int irq;
-       int disabled;                   /* e.g. got a UE, we're hung */
-       int sleeping;
-       unsigned long flags;            /* for HC bugs */
-
-       struct ohci_regs *regs; /* OHCI controller's memory */
-
-       ed_t *ed_rm_list[2];     /* lists of all endpoints to be removed */
-       ed_t *ed_bulktail;       /* last endpoint of bulk list */
-       ed_t *ed_controltail;    /* last endpoint of control list */
-       int intrstatus;
-       __u32 hc_control;               /* copy of the hc control reg */
-       struct usb_device *dev[32];
-       struct virt_root_hub rh;
-
-       const char      *slot_name;
-} ohci_t;
-
-#define NUM_EDS 8              /* num of preallocated endpoint descriptors */
-
-struct ohci_device {
-       ed_t    ed[NUM_EDS];
-       int ed_cnt;
-};
-
-/* hcd */
-/* endpoint */
-static int ep_link(ohci_t * ohci, ed_t * ed);
-static int ep_unlink(ohci_t * ohci, ed_t * ed);
-static ed_t * ep_add_ed(struct usb_device * usb_dev, unsigned long pipe);
-
-/*-------------------------------------------------------------------------*/
-
-/* we need more TDs than EDs */
-#define NUM_TD 64
-
-/* +1 so we can align the storage */
-td_t gtd[NUM_TD+1];
-/* pointers to aligned storage */
-td_t *ptd;
-
-/* TDs ... */
-static inline struct td *
-td_alloc (struct usb_device *usb_dev)
-{
-       int i;
-       struct td       *td;
-
-       td = NULL;
-       for (i = 0; i < NUM_TD; i++)
-       {
-               if (ptd[i].usb_dev == NULL)
-               {
-                       td = &ptd[i];
-                       td->usb_dev = usb_dev;
-                       break;
-               }
-       }
-
-       return td;
-}
-
-static inline void
-ed_free (struct ed *ed)
-{
-       ed->usb_dev = NULL;
-}
index e89391cf541e4fdfadc9dd1633eb18c7701188d5..171615704390908c5e4a826f039486821e5ba375 100644 (file)
  */
 
 #include <common.h>
-#include <asm/arch/pxa-regs.h>
 
-#ifdef CFG_USB_CPU_INIT
+#if defined(CONFIG_USB_OHCI) && defined(CFG_USB_OHCI_CPU_INIT)
 # ifdef CONFIG_CPU_MONAHANS
+
+#include <asm/arch/pxa-regs.h>
+
 int usb_cpu_init()
 {
        /* Enable USB host clock. */
@@ -68,4 +70,4 @@ int usb_cpu_stop()
        return 0;
 }
 # endif /* CONFIG_CPU_MONAHANS */
-#endif /* CFG_USB_CPU_INIT */
+#endif /* defined(CONFIG_USB_OHCI) && defined(CFG_USB_OHCI_CPU_INIT) */
index f5af7192f9f58ac8fa4cf1cc9ca95f863b5ec37b..c32245a24976767b20d5c1bf91228a7978d94711 100644 (file)
@@ -1552,13 +1552,13 @@ static char ohci_inited = 0;
 int usb_lowlevel_init(void)
 {
 
-#if CFG_USB_CPU_INIT
+#if CFG_USB_OHCI_CPU_INIT
        /* cpu dependant init */
        if(usb_cpu_init())
                return -1;
 #endif
 
-#if CFG_USB_BOARD_INIT
+#if CFG_USB_OHCI_BOARD_INIT
        /*  board dependant init */
        if(usb_board_init())
                return -1;
@@ -1593,18 +1593,18 @@ int usb_lowlevel_init(void)
        gohci.regs = (struct ohci_regs *)CFG_USB_OHCI_REGS_BASE;
 
        gohci.flags = 0;
-       gohci.slot_name = CFG_USB_SLOT_NAME;
+       gohci.slot_name = CFG_USB_OHCI_SLOT_NAME;
 
        if (hc_reset (&gohci) < 0) {
                hc_release_ohci (&gohci);
                err ("can't reset usb-%s", gohci.slot_name);
                /* Initialization failed disable clocks */
-#if CFG_USB_BOARD_INIT
+#if CFG_USB_OHCI_BOARD_INIT
                /* board dependant cleanup */
                usb_board_stop();
 #endif
 
-#if CFG_USB_CPU_INIT
+#if CFG_USB_OHCI_CPU_INIT
                /* cpu dependant cleanup */
                usb_cpu_stop();
 #endif
@@ -1618,12 +1618,12 @@ int usb_lowlevel_init(void)
                err ("can't start usb-%s", gohci.slot_name);
                hc_release_ohci (&gohci);
                /* Initialization failed */
-#if CFG_USB_BOARD_INIT
+#if CFG_USB_OHCI_BOARD_INIT
                /* board dependant cleanup */
                usb_board_stop();
 #endif
 
-#if CFG_USB_CPU_INIT
+#if CFG_USB_OHCI_CPU_INIT
                /* cpu dependant cleanup */
                usb_cpu_stop();
 #endif
@@ -1649,13 +1649,13 @@ int usb_lowlevel_stop(void)
        /* call hc_release_ohci() here ? */
        hc_reset (&gohci);
 
-#if CFG_USB_BOARD_INIT
+#if CFG_USB_OHCI_BOARD_INIT
        /* board dependant cleanup */
        if(usb_board_stop())
                return -1;
 #endif
 
-#if CFG_USB_CPU_INIT
+#if CFG_USB_OHCI_CPU_INIT
        /* cpu dependant cleanup */
        if(usb_cpu_stop())
                return -1;
index e6b05e059526817df49fca647bc88a96ce6885e3..fea821ab9af51af252fc3a29ccadf76cf734337d 100644 (file)
 #define CONFIG_USB_STORAGE      1
 #define CONFIG_DOS_PARTITION    1
 
-#undef CFG_USB_BOARD_INIT
-#define CFG_USB_CPU_INIT       1
+#undef CFG_USB_OHCI_BOARD_INIT
+#define CFG_USB_OHCI_CPU_INIT  1
 #define CFG_USB_OHCI_REGS_BASE OHCI_REGS_BASE
-#define CFG_USB_SLOT_NAME      "delta"
+#define CFG_USB_OHCI_SLOT_NAME "delta"
 
 #define LITTLEENDIAN            1       /* used by usb_ohci.c  */
 
index 04f1f240808124f78181b062f8b4fe2dbbf0e1a3..edb20f8d88e17f40bb9b3edbfd9c5b0d33a98a50 100644 (file)
 #define CONFIG_DOS_PARTITION   1
 #define CONFIG_AT91C_PQFP_UHPBUG 1
 
+#undef CFG_USB_OHCI_BOARD_INIT
+#define CFG_USB_OHCI_CPU_INIT          1
+#define CFG_USB_OHCI_REGS_BASE         AT91_USB_HOST_BASE
+#define CFG_USB_OHCI_SLOT_NAME         "at91rm9200"
+
 #undef CONFIG_HARD_I2C
 
 #ifdef CONFIG_HARD_I2C
 #define CONFIG_COMMANDS                \
                       ((CONFIG_CMD_DFL | \
                        CFG_CMD_DATE    | \
-                       CFG_CMD_DHCP    | \
+                       CFG_CMD_DHCP    | \
                        CFG_CMD_EEPROM  | \
                        CFG_CMD_I2C     | \
                        CFG_CMD_NFS     | \
 #else
 #define CONFIG_COMMANDS                \
                       ((CONFIG_CMD_DFL | \
-                       CFG_CMD_DHCP    | \
+                       CFG_CMD_DHCP    | \
                        CFG_CMD_NFS     | \
                        CFG_CMD_SNTP    | \
                        CFG_CMD_USB      | \
 
 #define CONFIG_NR_DRAM_BANKS   1
 #define PHYS_SDRAM             0x20000000
-#define PHYS_SDRAM_SIZE                0x08000000      /* 128 megs */
+#define PHYS_SDRAM_SIZE                0x08000000      /* 128 megs */
 
 #define CFG_MEMTEST_START      PHYS_SDRAM
 #define CFG_MEMTEST_END                CFG_MEMTEST_START + PHYS_SDRAM_SIZE - 262144