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USB: s3c-hsotg: Fix core reset

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This patch fixes code responsible for core reset.

Signed-off-by: Anton Tikhomirov <av.tikhomirov@samsung.com>
Reviewed-by: Kyoungil Kim<ki0351.kim@samsung.com>
Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Anton Tikhomirov 2011-04-21 17:06:38 +09:00 committed by Greg Kroah-Hartman
parent 83722bc943
commit d00f500400
1 changed files with 2 additions and 5 deletions
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7
drivers/usb/gadget/s3c-hsotg.c
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@ -2491,9 +2491,9 @@ static int s3c_hsotg_corereset(struct s3c_hsotg *hsotg)
timeout = 1000;
do {
grstctl = readl(hsotg->regs + S3C_GRSTCTL);
} while (!(grstctl & S3C_GRSTCTL_CSftRst) && timeout-- > 0);
} while ((grstctl & S3C_GRSTCTL_CSftRst) && timeout-- > 0);
if (!(grstctl & S3C_GRSTCTL_CSftRst)) {
if (grstctl & S3C_GRSTCTL_CSftRst) {
dev_err(hsotg->dev, "Failed to get CSftRst asserted\n");
return -EINVAL;
}
@ -2510,9 +2510,6 @@ static int s3c_hsotg_corereset(struct s3c_hsotg *hsotg)
return -ETIMEDOUT;
}
if (grstctl & S3C_GRSTCTL_CSftRst)
continue;
if (!(grstctl & S3C_GRSTCTL_AHBIdle))
continue;