3.8.13.5 -stable review patch.  If anyone has any objections, please let me 
know.

------------------

From: Sujith Manoharan <[email protected]>

commit 30d5b709da23f4ab9836c7f66d2d2e780a69cf12 upstream.

For AR9485 boards with XLNA, the default gpio config
is not set correctly, fix this.

Signed-off-by: Sujith Manoharan <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
Signed-off-by: Kamal Mostafa <[email protected]>
---
 drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 8 ++++++--
 drivers/net/wireless/ath/ath9k/ar9003_phy.h    | 2 ++
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c 
b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index 562186c..92e761a 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -3563,14 +3563,18 @@ static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, 
bool is2ghz)
 {
        struct ath9k_hw_capabilities *pCap = &ah->caps;
        int chain;
-       u32 regval;
+       u32 regval, value;
        static const u32 switch_chain_reg[AR9300_MAX_CHAINS] = {
                        AR_PHY_SWITCH_CHAIN_0,
                        AR_PHY_SWITCH_CHAIN_1,
                        AR_PHY_SWITCH_CHAIN_2,
        };
 
-       u32 value = ar9003_hw_ant_ctrl_common_get(ah, is2ghz);
+       if (AR_SREV_9485(ah) && (ar9003_hw_get_rx_gain_idx(ah) == 0))
+               ath9k_hw_cfg_output(ah, AR9300_EXT_LNA_CTL_GPIO_AR9485,
+                                   AR_GPIO_OUTPUT_MUX_AS_PCIE_ATTENTION_LED);
+
+       value = ar9003_hw_ant_ctrl_common_get(ah, is2ghz);
 
        if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) {
                REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM,
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h 
b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
index 1079562..6bf7652 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
@@ -351,6 +351,8 @@
 
 #define AR_PHY_CCA_NOM_VAL_9330_2GHZ          -118
 
+#define AR9300_EXT_LNA_CTL_GPIO_AR9485 9
+
 /*
  * AGC Field Definitions
  */
-- 
1.8.1.2

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