提交 064407f1 编写于 作者: B Bengt Jonsson 提交者: Linus Torvalds

drivers/rtc/rtc-ab8500.c: remove fix for AB8500 ED version

AB8500 ED (Early Drop) is no longer supported by the kernel.
Signed-off-by: NBengt Jonsson <bengt.g.jonsson@stericsson.com>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 dc43d4a2
......@@ -89,22 +89,17 @@ static int ab8500_rtc_read_time(struct device *dev, struct rtc_time *tm)
if (retval < 0)
return retval;
/* Early AB8500 chips will not clear the rtc read request bit */
if (abx500_get_chip_id(dev) == 0) {
usleep_range(1000, 1000);
} else {
/* Wait for some cycles after enabling the rtc read in ab8500 */
while (time_before(jiffies, timeout)) {
retval = abx500_get_register_interruptible(dev,
AB8500_RTC, AB8500_RTC_READ_REQ_REG, &value);
if (retval < 0)
return retval;
if (!(value & RTC_READ_REQUEST))
break;
usleep_range(1000, 5000);
}
/* Wait for some cycles after enabling the rtc read in ab8500 */
while (time_before(jiffies, timeout)) {
retval = abx500_get_register_interruptible(dev,
AB8500_RTC, AB8500_RTC_READ_REQ_REG, &value);
if (retval < 0)
return retval;
if (!(value & RTC_READ_REQUEST))
break;
usleep_range(1000, 5000);
}
/* Read the Watchtime registers */
......
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