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ath9k: Fix AR9100 chip power-on

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AR9100 requires a larger delay after waking up
the RTC.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith Manoharan 2013-12-28 09:47:13 +05:30 committed by John W. Linville
parent f57cf939f0
commit 04575f21d9
1 changed files with 5 additions and 1 deletions
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6
drivers/net/wireless/ath/ath9k/hw.c
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@ -2012,7 +2012,11 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah)
REG_SET_BIT(ah, AR_RTC_FORCE_WAKE,
AR_RTC_FORCE_WAKE_EN);
udelay(50);
if (AR_SREV_9100(ah))
udelay(10000);
else
udelay(50);
for (i = POWER_UP_TIME / 50; i > 0; i--) {
val = REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M;