ath9k_hw: Configure xpa bias level for AR9485
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index 372831d..819b0a6 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -3450,9 +3450,15 @@
static void ar9003_hw_xpa_bias_level_apply(struct ath_hw *ah, bool is2ghz)
{
int bias = ar9003_hw_xpa_bias_level_get(ah, is2ghz);
- REG_RMW_FIELD(ah, AR_CH0_TOP, AR_CH0_TOP_XPABIASLVL, bias);
- REG_RMW_FIELD(ah, AR_CH0_THERM, AR_CH0_THERM_XPABIASLVL_MSB, bias >> 2);
- REG_RMW_FIELD(ah, AR_CH0_THERM, AR_CH0_THERM_XPASHORT2GND, 1);
+
+ if (AR_SREV_9485(ah))
+ REG_RMW_FIELD(ah, AR_CH0_TOP2, AR_CH0_TOP2_XPABIASLVL, bias);
+ else {
+ REG_RMW_FIELD(ah, AR_CH0_TOP, AR_CH0_TOP_XPABIASLVL, bias);
+ REG_RMW_FIELD(ah, AR_CH0_THERM, AR_CH0_THERM_XPABIASLVL_MSB,
+ bias >> 2);
+ REG_RMW_FIELD(ah, AR_CH0_THERM, AR_CH0_THERM_XPASHORT2GND, 1);
+ }
}
static u32 ar9003_hw_ant_ctrl_common_get(struct ath_hw *ah, bool is2ghz)
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
index 3394dfe..b772081 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
@@ -584,6 +584,10 @@
#define AR_PHY_65NM_CH2_RXTX1 0x16900
#define AR_PHY_65NM_CH2_RXTX2 0x16904
+#define AR_CH0_TOP2 (AR_SREV_9485(ah) ? 0x00016284 : 0x0001628c)
+#define AR_CH0_TOP2_XPABIASLVL 0xf000
+#define AR_CH0_TOP2_XPABIASLVL_S 12
+
#define AR_PHY_RX1DB_BIQUAD_LONG_SHIFT 0x00380000
#define AR_PHY_RX1DB_BIQUAD_LONG_SHIFT_S 19
#define AR_PHY_RX6DB_BIQUAD_LONG_SHIFT 0x00c00000