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x86: Increase timeout for EHCI debug port reset completion in early printk

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On one of my systems, several thousand iterations are needed before
CMD_RESET can be observed clear after setting it. Using a much
higher value here obviously cannot hurt.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
Cc: Yinghai Lu <yhlu.kernel@gmail.com>
LKML-Reference: <4AA0E85D02000078000136F9@vpn.id2.novell.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jan Beulich 2009-09-04 09:13:49 +01:00 • committed by Ingo Molnar
parent 4fe487828b
commit 414128bd33
1 changed files with 1 additions and 1 deletions

2
arch/x86/kernel/early_printk.c
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@ -624,7 +624,7 @@ static int __init ehci_setup(void)
return -1;
}
loop = 10;
loop = 100000;
/* Reset the EHCI controller */
cmd = readl(&ehci_regs->command);
cmd |= CMD_RESET;