Signed-off-by: Rajkumar Manoharan <[email protected]>
---
drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 39 ++++++++++++++++++++++++++
drivers/net/wireless/ath/ath9k/ar9003_phy.h | 2 ++
2 files changed, 41 insertions(+)
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index a03e905..0e46330 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -3982,6 +3982,44 @@ static void ar9003_hw_xlna_bias_strength_apply(struct ath_hw *ah, bool is2ghz)
bias & 0x3);
}
+static int ar9003_hw_get_thermometer(struct ath_hw *ah)
+{
+ struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
+ struct ar9300_base_eep_hdr *pBase = &eep->baseEepHeader;
+ int thermometer = (pBase->miscConfiguration >> 1) & 0x3;
+
+ return --thermometer;
+}
+
+static void ar9003_hw_thermometer_apply(struct ath_hw *ah)
+{
+ int thermometer = ar9003_hw_get_thermometer(ah);
+ u8 therm_on = (thermometer < 0) ? 0 : 1;
+
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_RXTX4,
+ AR_PHY_65NM_CH0_RXTX4_THERM_ON_OVR, therm_on);
+ if (ah->caps.tx_chainmask & BIT(1))
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH1_RXTX4,
+ AR_PHY_65NM_CH0_RXTX4_THERM_ON_OVR, therm_on);
+ if (ah->caps.tx_chainmask & BIT(2))
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH2_RXTX4,
+ AR_PHY_65NM_CH0_RXTX4_THERM_ON_OVR, therm_on);
+
+ therm_on = (thermometer < 0) ? 0 : (thermometer == 0);
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_RXTX4,
+ AR_PHY_65NM_CH0_RXTX4_THERM_ON, therm_on);
+ if (ah->caps.tx_chainmask & BIT(1)) {
+ therm_on = (thermometer < 0) ? 0 : (thermometer == 1);
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH1_RXTX4,
+ AR_PHY_65NM_CH0_RXTX4_THERM_ON, therm_on);
+ }
+ if (ah->caps.tx_chainmask & BIT(2)) {
+ therm_on = (thermometer < 0) ? 0 : (thermometer == 2);
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH2_RXTX4,
+ AR_PHY_65NM_CH0_RXTX4_THERM_ON, therm_on);
+ }
+}
+
static void ath9k_hw_ar9300_set_board_values(struct ath_hw *ah,
struct ath9k_channel *chan)
{
@@ -3997,6 +4035,7 @@ static void ath9k_hw_ar9300_set_board_values(struct ath_hw *ah,
ar9003_hw_internal_regulator_apply(ah);
ar9003_hw_apply_tuning_caps(ah);
ar9003_hw_txend_to_xpa_off_apply(ah, is2ghz);
+ ar9003_hw_thermometer_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 84d3d49..25d8181 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
@@ -881,6 +881,8 @@
#define AR_PHY_65NM_CH0_RXTX4_THERM_ON 0x10000000
#define AR_PHY_65NM_CH0_RXTX4_THERM_ON_S 28
+#define AR_PHY_65NM_CH0_RXTX4_THERM_ON_OVR 0x20000000
+#define AR_PHY_65NM_CH0_RXTX4_THERM_ON_OVR_S 29
#define AR_PHY_65NM_RXTX4_XLNA_BIAS 0xC0000000
#define AR_PHY_65NM_RXTX4_XLNA_BIAS_S 30
--
1.7.12
Read and configure thermometer calibration results read from
OTP card.
Signed-off-by: Rajkumar Manoharan <[email protected]>
---
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