openwrt/target/linux/brcm2708/patches-3.10/0040-Make-sure-we-wait-for-...

21 lines
695 B
Diff

From c7502584abba164c1cda1378c86e95cd879e1e1a Mon Sep 17 00:00:00 2001
From: Gordon Hollingworth <gordon@holliweb.co.uk>
Date: Sun, 4 Nov 2012 15:55:01 +0000
Subject: [PATCH 040/174] Make sure we wait for the reset to finish
---
drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c
+++ b/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c
@@ -232,6 +232,8 @@ exit_handler_routine:
if (mphi_int_count >= 60)
{
DWC_WRITE_REG32(c_mphi_regs.ctrl, ((1<<31) + (1<<16)));
+ while(!(DWC_READ_REG32(c_mphi_regs.ctrl) & (1 << 17)))
+ ;
DWC_WRITE_REG32(c_mphi_regs.ctrl, (1<<31));
mphi_int_count = 0;
}