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ath9k_hw: Add support for AR946/8x chipsets.
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This patch adds support for AR946/8x chipets.

Signed-off-by: Senthil Balasubramanian <senthilb@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Senthil Balasubramanian authored and John W. Linville committed Sep 16, 2011
1 parent 4d0707e commit 2577c6e
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Showing 7 changed files with 362 additions and 36 deletions.
109 changes: 86 additions & 23 deletions drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -22,18 +22,25 @@
#define COMP_HDR_LEN 4
#define COMP_CKSUM_LEN 2

#define AR_CH0_TOP (0x00016288)
#define AR_CH0_TOP (AR_SREV_9300(ah) ? 0x16288 : \
((AR_SREV_9480(ah) ? 0x1628c : 0x16280)))
#define AR_CH0_TOP_XPABIASLVL (0x300)
#define AR_CH0_TOP_XPABIASLVL_S (8)

#define AR_CH0_THERM (0x00016290)
#define AR_CH0_THERM (AR_SREV_9300(ah) ? 0x16290 : \
((AR_SREV_9485(ah) ? 0x1628c : 0x16294)))
#define AR_CH0_THERM_XPABIASLVL_MSB 0x3
#define AR_CH0_THERM_XPABIASLVL_MSB_S 0
#define AR_CH0_THERM_XPASHORT2GND 0x4
#define AR_CH0_THERM_XPASHORT2GND_S 2

#define AR_SWITCH_TABLE_COM_ALL (0xffff)
#define AR_SWITCH_TABLE_COM_ALL_S (0)
#define AR_SWITCH_TABLE_COM_AR9480_ALL (0xffffff)
#define AR_SWITCH_TABLE_COM_AR9480_ALL_S (0)
#define AR_SWITCH_TABLE_COM_SPDT (0x00f00000)
#define AR_SWITCH_TABLE_COM_SPDT_ALL (0x0000fff0)
#define AR_SWITCH_TABLE_COM_SPDT_ALL_S (4)

#define AR_SWITCH_TABLE_COM2_ALL (0xffffff)
#define AR_SWITCH_TABLE_COM2_ALL_S (0)
Expand Down Expand Up @@ -158,7 +165,7 @@ static const struct ar9300_eeprom ar9300_default = {
.papdRateMaskHt20 = LE32(0x0cf0e0e0),
.papdRateMaskHt40 = LE32(0x6cf0e0e0),
.futureModal = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext1 = {
Expand Down Expand Up @@ -360,7 +367,7 @@ static const struct ar9300_eeprom ar9300_default = {
.papdRateMaskHt20 = LE32(0x0c80c080),
.papdRateMaskHt40 = LE32(0x0080c080),
.futureModal = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext2 = {
Expand Down Expand Up @@ -735,7 +742,7 @@ static const struct ar9300_eeprom ar9300_x113 = {
.papdRateMaskHt20 = LE32(0x0c80c080),
.papdRateMaskHt40 = LE32(0x0080c080),
.futureModal = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext1 = {
Expand Down Expand Up @@ -937,7 +944,7 @@ static const struct ar9300_eeprom ar9300_x113 = {
.papdRateMaskHt20 = LE32(0x0cf0e0e0),
.papdRateMaskHt40 = LE32(0x6cf0e0e0),
.futureModal = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext2 = {
Expand Down Expand Up @@ -1313,7 +1320,7 @@ static const struct ar9300_eeprom ar9300_h112 = {
.papdRateMaskHt20 = LE32(0x80c080),
.papdRateMaskHt40 = LE32(0x80c080),
.futureModal = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext1 = {
Expand Down Expand Up @@ -1515,7 +1522,7 @@ static const struct ar9300_eeprom ar9300_h112 = {
.papdRateMaskHt20 = LE32(0x0cf0e0e0),
.papdRateMaskHt40 = LE32(0x6cf0e0e0),
.futureModal = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext2 = {
Expand Down Expand Up @@ -1891,7 +1898,7 @@ static const struct ar9300_eeprom ar9300_x112 = {
.papdRateMaskHt20 = LE32(0x0c80c080),
.papdRateMaskHt40 = LE32(0x0080c080),
.futureModal = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext1 = {
Expand Down Expand Up @@ -2093,7 +2100,7 @@ static const struct ar9300_eeprom ar9300_x112 = {
.papdRateMaskHt20 = LE32(0x0cf0e0e0),
.papdRateMaskHt40 = LE32(0x6cf0e0e0),
.futureModal = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext2 = {
Expand Down Expand Up @@ -2468,7 +2475,7 @@ static const struct ar9300_eeprom ar9300_h116 = {
.papdRateMaskHt20 = LE32(0x0c80C080),
.papdRateMaskHt40 = LE32(0x0080C080),
.futureModal = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext1 = {
Expand Down Expand Up @@ -2670,7 +2677,7 @@ static const struct ar9300_eeprom ar9300_h116 = {
.papdRateMaskHt20 = LE32(0x0cf0e0e0),
.papdRateMaskHt40 = LE32(0x6cf0e0e0),
.futureModal = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext2 = {
Expand Down Expand Up @@ -3573,6 +3580,8 @@ static void ar9003_hw_xpa_bias_level_apply(struct ath_hw *ah, bool is2ghz)

if (AR_SREV_9485(ah) || AR_SREV_9330(ah) || AR_SREV_9340(ah))
REG_RMW_FIELD(ah, AR_CH0_TOP2, AR_CH0_TOP2_XPABIASLVL, bias);
else if (AR_SREV_9480(ah))
REG_RMW_FIELD(ah, AR_CH0_TOP, AR_CH0_TOP_XPABIASLVL, bias);
else {
REG_RMW_FIELD(ah, AR_CH0_TOP, AR_CH0_TOP_XPABIASLVL, bias);
REG_RMW_FIELD(ah, AR_CH0_THERM,
Expand All @@ -3583,6 +3592,19 @@ static void ar9003_hw_xpa_bias_level_apply(struct ath_hw *ah, bool is2ghz)
}
}

static u16 ar9003_switch_com_spdt_get(struct ath_hw *ah, bool is_2ghz)
{
struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
__le32 val;

if (is_2ghz)
val = eep->modalHeader2G.switchcomspdt;
else
val = eep->modalHeader5G.switchcomspdt;
return le32_to_cpu(val);
}


static u32 ar9003_hw_ant_ctrl_common_get(struct ath_hw *ah, bool is2ghz)
{
struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
Expand Down Expand Up @@ -3637,7 +3659,36 @@ static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz)

u32 value = ar9003_hw_ant_ctrl_common_get(ah, is2ghz);

REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM, AR_SWITCH_TABLE_COM_ALL, value);
if (AR_SREV_9480(ah)) {
if (AR_SREV_9480_10(ah)) {
value &= ~AR_SWITCH_TABLE_COM_SPDT;
value |= 0x00100000;
}
REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM,
AR_SWITCH_TABLE_COM_AR9480_ALL, value);
} else
REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM,
AR_SWITCH_TABLE_COM_ALL, value);


/*
* AR9480 defines new switch table for BT/WLAN,
* here's new field name in XXX.ref for both 2G and 5G.
* Register: [GLB_CONTROL] GLB_CONTROL (@0x20044)
* 15:12 R/W SWITCH_TABLE_COM_SPDT_WLAN_RX
* SWITCH_TABLE_COM_SPDT_WLAN_RX
*
* 11:8 R/W SWITCH_TABLE_COM_SPDT_WLAN_TX
* SWITCH_TABLE_COM_SPDT_WLAN_TX
*
* 7:4 R/W SWITCH_TABLE_COM_SPDT_WLAN_IDLE
* SWITCH_TABLE_COM_SPDT_WLAN_IDLE
*/
if (AR_SREV_9480_20_OR_LATER(ah)) {
value = ar9003_switch_com_spdt_get(ah, is2ghz);
REG_RMW_FIELD(ah, AR_PHY_GLB_CONTROL,
AR_SWITCH_TABLE_COM_SPDT_ALL, value);
}

value = ar9003_hw_ant_ctrl_common_2_get(ah, is2ghz);
REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM_2, AR_SWITCH_TABLE_COM2_ALL, value);
Expand Down Expand Up @@ -3837,6 +3888,7 @@ static void ar9003_hw_internal_regulator_apply(struct ath_hw *ah)
{
int internal_regulator =
ath9k_hw_ar9300_get_eeprom(ah, EEP_INTERNAL_REGULATOR);
u32 reg_val;

if (internal_regulator) {
if (AR_SREV_9330(ah) || AR_SREV_9485(ah)) {
Expand Down Expand Up @@ -3881,13 +3933,16 @@ static void ar9003_hw_internal_regulator_apply(struct ath_hw *ah)
REG_WRITE(ah, AR_PHY_PMU2, reg_pmu_set);
if (!is_pmu_set(ah, AR_PHY_PMU2, reg_pmu_set))
return;
} else if (AR_SREV_9480(ah)) {
reg_val = ath9k_hw_ar9300_get_eeprom(ah, EEP_SWREG);
REG_WRITE(ah, AR_PHY_PMU1, reg_val);
} else {
/* Internal regulator is ON. Write swreg register. */
int swreg = ath9k_hw_ar9300_get_eeprom(ah, EEP_SWREG);
reg_val = 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);
REG_WRITE(ah, AR_RTC_REG_CONTROL0, reg_val);
/* Set REG_CONTROL1.SWREG_PROGRAM */
REG_WRITE(ah, AR_RTC_REG_CONTROL1,
REG_READ(ah,
Expand All @@ -3898,22 +3953,24 @@ static void ar9003_hw_internal_regulator_apply(struct ath_hw *ah)
if (AR_SREV_9330(ah) || 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))
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))
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))
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));
} else if (AR_SREV_9480(ah))
REG_RMW_FIELD(ah, AR_PHY_PMU1, AR_PHY_PMU1_PWD, 0x1);
else {
reg_val = REG_READ(ah, AR_RTC_SLEEP_CLK) |
AR_RTC_FORCE_SWREG_PRD;
REG_WRITE(ah, AR_RTC_SLEEP_CLK, reg_val);
}
}

}
Expand Down Expand Up @@ -4493,6 +4550,12 @@ static int ar9003_hw_power_control_override(struct ath_hw *ah,
tempSlope = eep->modalHeader5G.tempSlope;

REG_RMW_FIELD(ah, AR_PHY_TPC_19, AR_PHY_TPC_19_ALPHA_THERM, tempSlope);

if (AR_SREV_9480_20(ah))
REG_RMW_FIELD(ah, AR_PHY_TPC_19_B1,
AR_PHY_TPC_19_B1_ALPHA_THERM, tempSlope);


REG_RMW_FIELD(ah, AR_PHY_TPC_18, AR_PHY_TPC_18_THERM_CAL_VALUE,
temperature[0]);

Expand Down
3 changes: 2 additions & 1 deletion drivers/net/wireless/ath/ath9k/ar9003_eeprom.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -233,7 +233,8 @@ struct ar9300_modal_eep_header {
u8 thresh62;
__le32 papdRateMaskHt20;
__le32 papdRateMaskHt40;
u8 futureModal[10];
__le16 switchcomspdt;
u8 futureModal[8];
} __packed;

struct ar9300_cal_data_per_freq_op_loop {
Expand Down
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