Read and configure thermometer calibration results read from
OTP card.
Signed-off-by: Rajkumar Manoharan <rmanohar@xxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 19 +++++++++++++++++++
drivers/net/wireless/ath/ath9k/ar9003_phy.h | 6 ++++++
2 files changed, 25 insertions(+)
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index 0e46330..d44ed24 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -4020,6 +4020,24 @@ static void ar9003_hw_thermometer_apply(struct ath_hw *ah)
}
}
+static void ar9003_hw_thermo_cal_apply(struct ath_hw *ah)
+{
+ u32 data, ko, kg;
+
+ if (!AR_SREV_9462_20(ah))
+ return;
+ ar9300_otp_read_word(ah, 1, &data);
+ ko = data & 0xff;
+ kg = (data >> 8) & 0xff;
+ if (ko || kg) {
+ REG_RMW_FIELD(ah, AR_PHY_BB_THERM_ADC_3,
+ AR_PHY_BB_THERM_ADC_3_THERM_ADC_OFFSET, ko);
+ REG_RMW_FIELD(ah, AR_PHY_BB_THERM_ADC_3,
+ AR_PHY_BB_THERM_ADC_3_THERM_ADC_SCALE_GAIN,
+ kg + 256);
+ }
+}
+
static void ath9k_hw_ar9300_set_board_values(struct ath_hw *ah,
struct ath9k_channel *chan)
{
@@ -4036,6 +4054,7 @@ static void ath9k_hw_ar9300_set_board_values(struct ath_hw *ah,
ar9003_hw_apply_tuning_caps(ah);
ar9003_hw_txend_to_xpa_off_apply(ah, is2ghz);
ar9003_hw_thermometer_apply(ah);
+ ar9003_hw_thermo_cal_apply(ah);
}
static void ath9k_hw_ar9300_set_addac(struct ath_hw *ah,
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
index 25d8181..e8bfb41 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
@@ -609,6 +609,12 @@
#define AR_PHY_BB_THERM_ADC_1_INIT_THERM 0x000000ff
#define AR_PHY_BB_THERM_ADC_1_INIT_THERM_S 0
+#define AR_PHY_BB_THERM_ADC_3 (AR_SM_BASE + 0x250)
+#define AR_PHY_BB_THERM_ADC_3_THERM_ADC_SCALE_GAIN 0x0001ff00
+#define AR_PHY_BB_THERM_ADC_3_THERM_ADC_SCALE_GAIN_S 8
+#define AR_PHY_BB_THERM_ADC_3_THERM_ADC_OFFSET 0x000000ff
+#define AR_PHY_BB_THERM_ADC_3_THERM_ADC_OFFSET_S 0
+
#define AR_PHY_BB_THERM_ADC_4 (AR_SM_BASE + 0x254)
#define AR_PHY_BB_THERM_ADC_4_LATEST_THERM_VALUE 0x000000ff
#define AR_PHY_BB_THERM_ADC_4_LATEST_THERM_VALUE_S 0
--
1.7.12
--
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