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path: root/drivers/usb_ohci.c
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Diffstat (limited to 'drivers/usb_ohci.c')
-rw-r--r--drivers/usb_ohci.c77
1 files changed, 62 insertions, 15 deletions
diff --git a/drivers/usb_ohci.c b/drivers/usb_ohci.c
index 9b3ca12..c5e4c38 100644
--- a/drivers/usb_ohci.c
+++ b/drivers/usb_ohci.c
@@ -43,8 +43,9 @@
#include <common.h>
/* #include <pci.h> no PCI on the S3C24X0 */
-#ifdef CONFIG_USB_OHCI
+#ifdef CONFIG_USB_OHCI_NEW
+/* mk: are these really required? */
#if defined(CONFIG_S3C2400)
# include <s3c2400.h>
#elif defined(CONFIG_S3C2410)
@@ -53,21 +54,28 @@
# include <asm/arch/hardware.h>
#elif defined(CONFIG_CPU_MONAHANS)
# include <asm/arch/pxa-regs.h>
+#elif defined(CONFIG_MPC5200)
+# include <mpc5xxx.h>
#endif
#include <malloc.h>
#include <usb.h>
#include "usb_ohci.h"
-#undef S3C24X0_merge
+#define S3C24X0_merge
#if defined(CONFIG_ARM920T) || \
defined(CONFIG_S3C2400) || \
- defined(CONFIG_S3C2410)
+ defined(CONFIG_S3C2410) || \
+ defined(CONFIG_440EP) || \
+ defined(CONFIG_MPC5200)
# define OHCI_USE_NPS /* force NoPowerSwitching mode */
#endif
#undef OHCI_VERBOSE_DEBUG /* not always helpful */
+#undef DEBUG
+#undef SHOW_INFO
+#undef OHCI_FILL_TRACE
/* For initializing controller (mask in an HCFS mode too) */
#define OHCI_CONTROL_INIT \
@@ -92,8 +100,13 @@
#define info(format, arg...) do {} while(0)
#endif
-#define m16_swap(x) swap_16(x)
-#define m32_swap(x) swap_32(x)
+#if defined(CONFIG_440EP) || defined(CONFIG_MPC5200)
+# define m16_swap(x) (x)
+# define m32_swap(x) (x)
+#else
+# define m16_swap(x) swap_16(x)
+# define m32_swap(x) swap_32(x)
+#endif
/* global ohci_t */
static ohci_t gohci;
@@ -520,7 +533,7 @@ static int ep_link (ohci_t *ohci, ed_t *edi)
if (ohci->ed_controltail == NULL) {
writel (ed, &ohci->regs->ed_controlhead);
} else {
- ohci->ed_controltail->hwNextED = m32_swap (ed);
+ ohci->ed_controltail->hwNextED = m32_swap ((unsigned long)ed);
}
ed->ed_prev = ohci->ed_controltail;
if (!ohci->ed_controltail && !ohci->ed_rm_list[0] &&
@@ -536,7 +549,7 @@ static int ep_link (ohci_t *ohci, ed_t *edi)
if (ohci->ed_bulktail == NULL) {
writel (ed, &ohci->regs->ed_bulkhead);
} else {
- ohci->ed_bulktail->hwNextED = m32_swap (ed);
+ ohci->ed_bulktail->hwNextED = m32_swap ((unsigned long)ed);
}
ed->ed_prev = ohci->ed_bulktail;
if (!ohci->ed_bulktail && !ohci->ed_rm_list[0] &&
@@ -557,8 +570,10 @@ static int ep_link (ohci_t *ohci, ed_t *edi)
* 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)
+static int ep_unlink (ohci_t *ohci, ed_t *edi)
{
+ volatile ed_t *ed = edi;
+
ed->hwINFO |= m32_swap (OHCI_ED_SKIP);
switch (ed->type) {
@@ -630,7 +645,7 @@ static ed_t * ep_add_ed (struct usb_device *usb_dev, unsigned long pipe)
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->hwTailP = m32_swap ((unsigned long)td);
ed->hwHeadP = ed->hwTailP;
ed->state = ED_UNLINK;
ed->type = usb_pipetype (pipe);
@@ -688,12 +703,12 @@ static void td_fill (ohci_t *ohci, unsigned int info,
data = 0;
td->hwINFO = m32_swap (info);
- td->hwCBP = m32_swap (data);
+ td->hwCBP = m32_swap ((unsigned long)data);
if (data)
- td->hwBE = m32_swap (data + len - 1);
+ td->hwBE = m32_swap ((unsigned long)(data + len - 1));
else
td->hwBE = 0;
- td->hwNextTD = m32_swap (td_pt);
+ td->hwNextTD = m32_swap ((unsigned long)td_pt);
#ifndef S3C24X0_merge
td->hwPSW [0] = m16_swap (((__u32)data & 0x0FFF) | 0xE000);
#endif
@@ -825,6 +840,9 @@ static td_t * dl_reverse_done_list (ohci_t *ohci)
} else
td_list->ed->hwHeadP &= m32_swap (0xfffffff2);
}
+#ifdef CONFIG_MPC5200
+ td_list->hwNextTD = 0;
+#endif
}
td_list->next_dl_td = td_rev;
@@ -867,7 +885,12 @@ static int dl_done_list (ohci_t *ohci, td_t *td_list)
/* see if this done list makes for all TD's of current URB,
* and mark the URB finished if so */
if (++(lurb_priv->td_cnt) == lurb_priv->length) {
+#if 1
+ if ((ed->state & (ED_OPER | ED_UNLINK)) &&
+ (lurb_priv->state != URB_DEL))
+#else
if ((ed->state & (ED_OPER | ED_UNLINK)))
+#endif
urb_finished = 1;
else
dbg("dl_done_list: strange.., ED state %x, ed->state\n");
@@ -1060,9 +1083,15 @@ pkt_print(dev, pipe, buffer, transfer_len, cmd, "SUB(rh)", usb_pipein(pipe));
}
bmRType_bReq = cmd->requesttype | (cmd->request << 8);
+#if defined(CONFIG_440EP) || defined(CONFIG_MPC5200)
+ wValue = __swap_16(cmd->value);
+ wIndex = __swap_16(cmd->index);
+ wLength = __swap_16(cmd->length);
+#else
wValue = m16_swap (cmd->value);
wIndex = m16_swap (cmd->index);
wLength = m16_swap (cmd->length);
+#endif /* CONFIG_440EP || CONFIG_MPC5200 */
info("Root-Hub: adr: %2x cmd(%1x): %08x %04x %04x %04x",
dev->devnum, 8, bmRType_bReq, wValue, wIndex, wLength);
@@ -1076,6 +1105,20 @@ pkt_print(dev, pipe, buffer, transfer_len, cmd, "SUB(rh)", usb_pipein(pipe));
RH_OTHER | RH_CLASS almost ever means HUB_PORT here
*/
+#if defined(CONFIG_440EP) || defined(CONFIG_MPC5200)
+ case RH_GET_STATUS:
+ *(__u16 *) data_buf = __swap_16(1); OK (2);
+ case RH_GET_STATUS | RH_INTERFACE:
+ *(__u16 *) data_buf = __swap_16(0); OK (2);
+ case RH_GET_STATUS | RH_ENDPOINT:
+ *(__u16 *) data_buf = __swap_16(0); OK (2);
+ case RH_GET_STATUS | RH_CLASS:
+ *(__u32 *) data_buf = __swap_32(
+ RD_RH_STAT & ~(RH_HS_CRWE | RH_HS_DRWE));
+ OK (4);
+ case RH_GET_STATUS | RH_OTHER | RH_CLASS:
+ *(__u32 *) data_buf = __swap_32(RD_RH_PORTSTAT); OK (4);
+#else
case RH_GET_STATUS:
*(__u16 *) data_buf = m16_swap (1); OK (2);
case RH_GET_STATUS | RH_INTERFACE:
@@ -1088,6 +1131,7 @@ pkt_print(dev, pipe, buffer, transfer_len, cmd, "SUB(rh)", usb_pipein(pipe));
OK (4);
case RH_GET_STATUS | RH_OTHER | RH_CLASS:
*(__u32 *) data_buf = m32_swap (RD_RH_PORTSTAT); OK (4);
+#endif /* CONFIG_440EP || CONFIG_MPC5200 */
case RH_CLEAR_FEATURE | RH_ENDPOINT:
switch (wValue) {
@@ -1286,8 +1330,10 @@ int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
return -1;
}
+#if 0
wait_ms(10);
/* ohci_dump_status(&gohci); */
+#endif
/* allow more time for a BULK device to react - some are slow */
#define BULK_TO 5000 /* timeout in milliseconds */
@@ -1329,6 +1375,7 @@ int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
err("CTL:TIMEOUT ");
#ifdef S3C24X0_merge
dbg("submit_common_msg: TO status %x\n", stat);
+ stat = USB_ST_CRC_ERR;
urb_finished = 1;
#endif
stat = USB_ST_CRC_ERR;
@@ -1448,7 +1495,8 @@ static int hc_reset (ohci_t *ohci)
readl(&ohci->regs->control));
/* Reset USB (needed by some controllers) */
- writel (0, &ohci->regs->control);
+ ohci->hc_control = 0;
+ writel (ohci->hc_control, &ohci->regs->control);
/* HC Reset requires max 10 us delay */
writel (OHCI_HCR, &ohci->regs->cmdstatus);
@@ -1746,5 +1794,4 @@ int usb_lowlevel_stop(void)
return 0;
}
-
-#endif /* CONFIG_USB_OHCI */
+#endif /* CONFIG_USB_OHCI_NEW */
generated by cgit v1.1 at 2024-12-19 04:47:27 +0000