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ehci: Make has_tt configurable via platform data 

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2010-06-23 15:29:44 +02:00
parent 334fe1dc8a
commit 57b56a989f
2 changed files with 22 additions and 6 deletions
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18
drivers/usb/usb_ehci_core.c
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@ -31,6 +31,7 @@
#include <xfuncs.h>
#include <clock.h>
#include <errno.h>
#include <usb/ehci.h>
#include <asm/mmu.h>
#include "usb_ehci.h"
@ -43,6 +44,7 @@ struct ehci_priv {
struct QH *qh_list;
void *qhp;
int portreset;
unsigned long flags;
};
#define to_ehci(ptr) container_of(ptr, struct ehci_priv, host)
@ -112,13 +114,8 @@ static struct descriptor {
255 /* bInterval */
},
};
#define CONFIG_EHCI_IS_TDI // FIXME
#if defined(CONFIG_EHCI_IS_TDI)
#define ehci_is_TDI() (1)
#else
#define ehci_is_TDI() (0)
#endif
#define ehci_is_TDI() (ehci->flags & EHCI_HAS_TT)
#ifdef CONFIG_MMU
/*
@ -861,10 +858,19 @@ static int ehci_probe(struct device_d *dev)
struct usb_host *host;
struct ehci_priv *ehci;
uint32_t reg;
struct ehci_platform_data *pdata = dev->platform_data;
ehci = xmalloc(sizeof(struct ehci_priv));
host = &ehci->host;
if (pdata)
ehci->flags = pdata->flags;
else
/* default to EHCI_HAS_TT to not change behaviour of boards
* with platform_data
*/
ehci->flags = EHCI_HAS_TT;
host->init = ehci_init;
host->submit_int_msg = submit_int_msg;
host->submit_control_msg = submit_control_msg;

10
include/usb/ehci.h Normal file
View File

@ -0,0 +1,10 @@
#ifndef __USB_EHCI_H
#define __USB_EHCI_H
#define EHCI_HAS_TT (1 << 0)
struct ehci_platform_data {
unsigned long flags;
};
#endif /* __USB_EHCI_H */