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ath9k_hw: apply internal regulator settings on AR933x

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On AR933x, the internal regulator settings need to be applied before the
PLL init to avoid stability issues.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau 2012-05-24 14:32:22 +02:00 committed by John W. Linville
parent 5a71f13402
commit bfc441a4bb
3 changed files with 7 additions and 1 deletions
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2
drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
View File

@ -3809,7 +3809,7 @@ static bool is_pmu_set(struct ath_hw *ah, u32 pmu_reg, int pmu_set)
return true;
}
static void ar9003_hw_internal_regulator_apply(struct ath_hw *ah)
void ar9003_hw_internal_regulator_apply(struct ath_hw *ah)
{
int internal_regulator =
ath9k_hw_ar9300_get_eeprom(ah, EEP_INTERNAL_REGULATOR);

3
drivers/net/wireless/ath/ath9k/ar9003_eeprom.h
View File

@ -334,4 +334,7 @@ u8 *ar9003_get_spur_chan_ptr(struct ath_hw *ah, bool is_2ghz);
unsigned int ar9003_get_paprd_scale_factor(struct ath_hw *ah,
struct ath9k_channel *chan);
void ar9003_hw_internal_regulator_apply(struct ath_hw *ah);
#endif

3
drivers/net/wireless/ath/ath9k/hw.c
View File

@ -1468,6 +1468,9 @@ static bool ath9k_hw_chip_reset(struct ath_hw *ah,
return false;
ah->chip_fullsleep = false;
if (AR_SREV_9330(ah))
ar9003_hw_internal_regulator_apply(ah);
ath9k_hw_init_pll(ah, chan);
ath9k_hw_set_rfmode(ah, chan);