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authorPeter Chen <peter.chen@freescale.com>2014-11-26 00:44:33 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-11-26 12:28:12 -0500
commit5b1573005a91dc448e6919d6bec076bedc7e1919 (patch)
tree29a77bb96d1f03e026b67fd0db57e7f927b383db /drivers/usb/chipidea/core.c
parentcdd278f21eea55412dd0c5bc468bbdfb0639879b (diff)
usb: chipidea: parameter 'mode' isn't needed for hw_device_reset
The hw_device_reset is dedicated to be used at device mode initializaiton, so delete the parameter 'mode'. For host driver, the ehci driver will handle all things. Signed-off-by: Peter Chen <peter.chen@freescale.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/chipidea/core.c')
-rw-r--r--drivers/usb/chipidea/core.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index 48b25d9ebf82..e43be34f04b9 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -410,7 +410,7 @@ static int hw_controller_reset(struct ci_hdrc *ci)
410 * 410 *
411 * This function returns an error code 411 * This function returns an error code
412 */ 412 */
413int hw_device_reset(struct ci_hdrc *ci, u32 mode) 413int hw_device_reset(struct ci_hdrc *ci)
414{ 414{
415 int ret; 415 int ret;
416 416
@@ -440,12 +440,12 @@ int hw_device_reset(struct ci_hdrc *ci, u32 mode)
440 440
441 /* USBMODE should be configured step by step */ 441 /* USBMODE should be configured step by step */
442 hw_write(ci, OP_USBMODE, USBMODE_CM, USBMODE_CM_IDLE); 442 hw_write(ci, OP_USBMODE, USBMODE_CM, USBMODE_CM_IDLE);
443 hw_write(ci, OP_USBMODE, USBMODE_CM, mode); 443 hw_write(ci, OP_USBMODE, USBMODE_CM, USBMODE_CM_DC);
444 /* HW >= 2.3 */ 444 /* HW >= 2.3 */
445 hw_write(ci, OP_USBMODE, USBMODE_SLOM, USBMODE_SLOM); 445 hw_write(ci, OP_USBMODE, USBMODE_SLOM, USBMODE_SLOM);
446 446
447 if (hw_read(ci, OP_USBMODE, USBMODE_CM) != mode) { 447 if (hw_read(ci, OP_USBMODE, USBMODE_CM) != USBMODE_CM_DC) {
448 pr_err("cannot enter in %s mode", ci_role(ci)->name); 448 pr_err("cannot enter in %s device mode", ci_role(ci)->name);
449 pr_err("lpm = %i", ci->hw_bank.lpm); 449 pr_err("lpm = %i", ci->hw_bank.lpm);
450 return -ENODEV; 450 return -ENODEV;
451 } 451 }