ath9k_hw: apply internal regulator settings on AR933x

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>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index abe05ec85d50..7db1890448f2 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -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);