mmc: core: Fixup delayed work clock gating patch

c31b50e (mmc: core: Use delayed work in clock gating framework,
2011-11-14) missed a few things during review:

o A useless pr_info()

o milliseconds was written as two words

o The sysfs file had units in its output

Fix all three problems.

Signed-off-by: Stephen Boyd <[e-mail]>
Cc: Sujit Reddy Thumma <[e-mail]>
Signed-off-by: Chris Ball <[e-mail]>

Documentation/mmc/mmc-dev-attrs.txt

···
 Read and write access is provided to following attribute.
 This attribute appears only if CONFIG_MMC_CLKGATE is enabled.
 
-	clkgate_delay	Tune the clock gating delay with desired value in milli seconds.
+	clkgate_delay	Tune the clock gating delay with desired value in milliseconds.
 
 echo <desired delay> > /sys/class/mmc_host/mmcX/clkgate_delay

drivers/mmc/core/host.c

···
 		struct device_attribute *attr, char *buf)
 {
 	struct mmc_host *host = cls_dev_to_mmc_host(dev);
-	return snprintf(buf, PAGE_SIZE, "%lu millisecs\n",
-			host->clkgate_delay);
+	return snprintf(buf, PAGE_SIZE, "%lu\n", host->clkgate_delay);
 }
 
 static ssize_t clkgate_delay_store(struct device *dev,
···
 	spin_lock_irqsave(&host->clk_lock, flags);
 	host->clkgate_delay = value;
 	spin_unlock_irqrestore(&host->clk_lock, flags);
-
-	pr_info("%s: clock gate delay set to %lu ms\n",
-			mmc_hostname(host), value);
 	return count;
 }