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yaml
---
r: 225110
b: refs/heads/master
c: ab09b5b
h: refs/heads/master
v: v3
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Vasanthakumar Thiagarajan authored and John W. Linville committed Dec 7, 2010
1 parent 891fb99 commit 19b576c
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Showing 3 changed files with 83 additions and 16 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 47e84dfb411fcaa51e12d94ab82570ec3aa86e32
refs/heads/master: ab09b5b4beda8b33a117bf6fbbb2b5aa8f566129
89 changes: 74 additions & 15 deletions trunk/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
Original file line number Diff line number Diff line change
Expand Up @@ -3653,29 +3653,88 @@ static void ar9003_hw_atten_apply(struct ath_hw *ah, struct ath9k_channel *chan)
}
}

static bool is_pmu_set(struct ath_hw *ah, u32 pmu_reg, int pmu_set)
{
int timeout = 100;

while (pmu_set != REG_READ(ah, pmu_reg)) {
if (timeout-- == 0)
return false;
REG_WRITE(ah, pmu_reg, pmu_set);
udelay(10);
}

return true;
}

static void ar9003_hw_internal_regulator_apply(struct ath_hw *ah)
{
int internal_regulator =
ath9k_hw_ar9300_get_eeprom(ah, EEP_INTERNAL_REGULATOR);

if (internal_regulator) {
/* Internal regulator is ON. Write swreg register. */
int swreg = ath9k_hw_ar9300_get_eeprom(ah, EEP_SWREG);
REG_WRITE(ah, AR_RTC_REG_CONTROL1,
REG_READ(ah, AR_RTC_REG_CONTROL1) &
(~AR_RTC_REG_CONTROL1_SWREG_PROGRAM));
REG_WRITE(ah, AR_RTC_REG_CONTROL0, swreg);
/* Set REG_CONTROL1.SWREG_PROGRAM */
REG_WRITE(ah, AR_RTC_REG_CONTROL1,
REG_READ(ah,
AR_RTC_REG_CONTROL1) |
AR_RTC_REG_CONTROL1_SWREG_PROGRAM);
if (AR_SREV_9485(ah)) {
int reg_pmu_set;

reg_pmu_set = REG_READ(ah, AR_PHY_PMU2) & ~AR_PHY_PMU2_PGM;
REG_WRITE(ah, AR_PHY_PMU2, reg_pmu_set);
if (!is_pmu_set(ah, AR_PHY_PMU2, reg_pmu_set))
return;

reg_pmu_set = (5 << 1) | (7 << 4) | (1 << 8) |
(7 << 14) | (6 << 17) | (1 << 20) |
(3 << 24) | (1 << 28);

REG_WRITE(ah, AR_PHY_PMU1, reg_pmu_set);
if (!is_pmu_set(ah, AR_PHY_PMU1, reg_pmu_set))
return;

reg_pmu_set = (REG_READ(ah, AR_PHY_PMU2) & ~0xFFC00000)
| (4 << 26);
REG_WRITE(ah, AR_PHY_PMU2, reg_pmu_set);
if (!is_pmu_set(ah, AR_PHY_PMU2, reg_pmu_set))
return;

reg_pmu_set = (REG_READ(ah, AR_PHY_PMU2) & ~0x00200000)
| (1 << 21);
REG_WRITE(ah, AR_PHY_PMU2, reg_pmu_set);
if (!is_pmu_set(ah, AR_PHY_PMU2, reg_pmu_set))
return;
} else {
/* Internal regulator is ON. Write swreg register. */
int swreg = ath9k_hw_ar9300_get_eeprom(ah, EEP_SWREG);
REG_WRITE(ah, AR_RTC_REG_CONTROL1,
REG_READ(ah, AR_RTC_REG_CONTROL1) &
(~AR_RTC_REG_CONTROL1_SWREG_PROGRAM));
REG_WRITE(ah, AR_RTC_REG_CONTROL0, swreg);
/* Set REG_CONTROL1.SWREG_PROGRAM */
REG_WRITE(ah, AR_RTC_REG_CONTROL1,
REG_READ(ah,
AR_RTC_REG_CONTROL1) |
AR_RTC_REG_CONTROL1_SWREG_PROGRAM);
}
} else {
REG_WRITE(ah, AR_RTC_SLEEP_CLK,
(REG_READ(ah,
AR_RTC_SLEEP_CLK) |
AR_RTC_FORCE_SWREG_PRD));
if (AR_SREV_9485(ah)) {
REG_RMW_FIELD(ah, AR_PHY_PMU2, AR_PHY_PMU2_PGM, 0);
while (REG_READ_FIELD(ah, AR_PHY_PMU2,
AR_PHY_PMU2_PGM))
udelay(10);

REG_RMW_FIELD(ah, AR_PHY_PMU1, AR_PHY_PMU1_PWD, 0x1);
while (!REG_READ_FIELD(ah, AR_PHY_PMU1,
AR_PHY_PMU1_PWD))
udelay(10);
REG_RMW_FIELD(ah, AR_PHY_PMU2, AR_PHY_PMU2_PGM, 0x1);
while (!REG_READ_FIELD(ah, AR_PHY_PMU2,
AR_PHY_PMU2_PGM))
udelay(10);
} else
REG_WRITE(ah, AR_RTC_SLEEP_CLK,
(REG_READ(ah,
AR_RTC_SLEEP_CLK) |
AR_RTC_FORCE_SWREG_PRD));
}

}

static void ath9k_hw_ar9300_set_board_values(struct ath_hw *ah,
Expand Down
8 changes: 8 additions & 0 deletions trunk/drivers/net/wireless/ath/ath9k/ar9003_phy.h
Original file line number Diff line number Diff line change
Expand Up @@ -598,6 +598,14 @@
#define AR_CH0_TOP2_XPABIASLVL 0xf000
#define AR_CH0_TOP2_XPABIASLVL_S 12

#define AR_PHY_PMU1 0x16c40
#define AR_PHY_PMU1_PWD 0x1
#define AR_PHY_PMU1_PWD_S 0

#define AR_PHY_PMU2 0x16c44
#define AR_PHY_PMU2_PGM 0x00200000
#define AR_PHY_PMU2_PGM_S 21

#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
Expand Down

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