diff options
| author | Rajkumar Manoharan <rmanohar@qca.qualcomm.com> | 2012-09-07 12:15:16 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-09-11 15:13:54 -0400 |
| commit | 80fe43f2bbd5138f3b04476bb4a954a2a34bc960 (patch) | |
| tree | 37ac480edc8130365a056802584523e6a1ab6cd4 /drivers/net/wireless | |
| parent | 02eba421980d5b7ff8b5e7fd50327b00e5adb430 (diff) | |
| download | linux-80fe43f2bbd5138f3b04476bb4a954a2a34bc960.tar.bz2 | |
ath9k_hw: Read and configure thermocal for AR9462
Read and configure thermometer calibration results read from
OTP card.
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 19 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_phy.h | 6 |
2 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 2d609400de79..e9466f0291d3 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -4015,6 +4015,24 @@ 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) { @@ -4031,6 +4049,7 @@ 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 25d8181ef0f2..e8bfb4125e86 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 |