ath9k: Add support for AR9287 based chipsets.

Signed-off-by: Vivek Natarajan <vnatarajan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/calib.c

@@ -116,7 +116,7 @@ static void ath9k_hw_do_getnf(struct ath_hw *ah,
 				"NF calibrated [ctl] [chain 1] is %d\n", nf);
 		nfarray[1] = nf;
 
-		if (!AR_SREV_9280(ah)) {
+		if (!AR_SREV_9280(ah) && !AR_SREV_9287(ah)) {
 			nf = MS(REG_READ(ah, AR_PHY_CH2_CCA),
 					AR_PHY_CH2_MINCCA_PWR);
 			if (nf & 0x100)
@@ -154,7 +154,7 @@ static void ath9k_hw_do_getnf(struct ath_hw *ah,
 				"NF calibrated [ext] [chain 1] is %d\n", nf);
 		nfarray[4] = nf;
 
-		if (!AR_SREV_9280(ah)) {
+		if (!AR_SREV_9280(ah) && !AR_SREV_9287(ah)) {
 			nf = MS(REG_READ(ah, AR_PHY_CH2_EXT_CCA),
 					AR_PHY_CH2_EXT_MINCCA_PWR);
 			if (nf & 0x100)
@@ -613,7 +613,7 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
 
 	if (AR_SREV_9285(ah))
 		chainmask = 0x9;
-	else if (AR_SREV_9280(ah))
+	else if (AR_SREV_9280(ah) || AR_SREV_9287(ah))
 		chainmask = 0x1B;
 	else
 		chainmask = 0x3F;
@@ -873,7 +873,7 @@ bool ath9k_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan,
 		if (AR_SREV_9285_11_OR_LATER(ah))
 			ath9k_hw_9285_pa_cal(ah);
 
-		if (OLC_FOR_AR9280_20_LATER)
+		if (OLC_FOR_AR9280_20_LATER || OLC_FOR_AR9287_10_LATER)
 			ath9k_olc_temp_compensation(ah);
 		ath9k_hw_getnf(ah, chan);
 		ath9k_hw_loadnf(ah, ah->curchan);
@@ -929,8 +929,11 @@ bool ath9k_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan)
 			return false;
 	} else {
 		if (AR_SREV_9280_10_OR_LATER(ah)) {
-			REG_CLR_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC);
-			REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL);
+			if (!AR_SREV_9287_10_OR_LATER(ah))
+				REG_CLR_BIT(ah, AR_PHY_ADC_CTL,
+					    AR_PHY_ADC_CTL_OFF_PWDADC);
+			REG_SET_BIT(ah, AR_PHY_AGC_CONTROL,
+				    AR_PHY_AGC_CONTROL_FLTR_CAL);
 		}
 
 		/* Calibrate the AGC */
@@ -948,8 +951,11 @@ bool ath9k_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan)
 		}
 
 		if (AR_SREV_9280_10_OR_LATER(ah)) {
-			REG_SET_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC);
-			REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL);
+			if (!AR_SREV_9287_10_OR_LATER(ah))
+				REG_SET_BIT(ah, AR_PHY_ADC_CTL,
+					    AR_PHY_ADC_CTL_OFF_PWDADC);
+			REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL,
+				    AR_PHY_AGC_CONTROL_FLTR_CAL);
 		}
 	}
 

drivers/net/wireless/ath/ath9k/eeprom.h

@@ -100,6 +100,8 @@
 #define AR5416_VER_MASK (eep->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK)
 #define OLC_FOR_AR9280_20_LATER (AR_SREV_9280_20_OR_LATER(ah) && \
 				 ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL))
+#define OLC_FOR_AR9287_10_LATER (AR_SREV_9287_10_OR_LATER(ah) && \
+				 ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL))
 
 #define AR_EEPROM_RFSILENT_GPIO_SEL     0x001c
 #define AR_EEPROM_RFSILENT_GPIO_SEL_S   2
@@ -176,6 +178,57 @@
 
 #define AR9280_TX_GAIN_TABLE_SIZE 22
 
+#define AR9287_EEP_VER               0xE
+#define AR9287_EEP_VER_MINOR_MASK    0xFFF
+#define AR9287_EEP_MINOR_VER_1       0x1
+#define AR9287_EEP_MINOR_VER_2       0x2
+#define AR9287_EEP_MINOR_VER_3       0x3
+#define AR9287_EEP_MINOR_VER         AR9287_EEP_MINOR_VER_3
+#define AR9287_EEP_MINOR_VER_b       AR9287_EEP_MINOR_VER
+#define AR9287_EEP_NO_BACK_VER       AR9287_EEP_MINOR_VER_1
+
+#define AR9287_EEP_START_LOC            128
+#define AR9287_NUM_2G_CAL_PIERS         3
+#define AR9287_NUM_2G_CCK_TARGET_POWERS 3
+#define AR9287_NUM_2G_20_TARGET_POWERS  3
+#define AR9287_NUM_2G_40_TARGET_POWERS  3
+#define AR9287_NUM_CTLS              	12
+#define AR9287_NUM_BAND_EDGES        	4
+#define AR9287_NUM_PD_GAINS             4
+#define AR9287_PD_GAINS_IN_MASK         4
+#define AR9287_PD_GAIN_ICEPTS           1
+#define AR9287_EEPROM_MODAL_SPURS       5
+#define AR9287_MAX_RATE_POWER           63
+#define AR9287_NUM_PDADC_VALUES         128
+#define AR9287_NUM_RATES                16
+#define AR9287_BCHAN_UNUSED             0xFF
+#define AR9287_MAX_PWR_RANGE_IN_HALF_DB 64
+#define AR9287_OPFLAGS_11A              0x01
+#define AR9287_OPFLAGS_11G              0x02
+#define AR9287_OPFLAGS_2G_HT40          0x08
+#define AR9287_OPFLAGS_2G_HT20          0x20
+#define AR9287_OPFLAGS_5G_HT40          0x04
+#define AR9287_OPFLAGS_5G_HT20          0x10
+#define AR9287_EEPMISC_BIG_ENDIAN       0x01
+#define AR9287_EEPMISC_WOW              0x02
+#define AR9287_MAX_CHAINS               2
+#define AR9287_ANT_16S                  32
+#define AR9287_custdatasize             20
+
+#define AR9287_NUM_ANT_CHAIN_FIELDS     6
+#define AR9287_NUM_ANT_COMMON_FIELDS    4
+#define AR9287_SIZE_ANT_CHAIN_FIELD     2
+#define AR9287_SIZE_ANT_COMMON_FIELD    4
+#define AR9287_ANT_CHAIN_MASK           0x3
+#define AR9287_ANT_COMMON_MASK          0xf
+#define AR9287_CHAIN_0_IDX              0
+#define AR9287_CHAIN_1_IDX              1
+#define AR9287_DATA_SZ                  32
+
+#define AR9287_PWR_TABLE_OFFSET_DB  -5
+
+#define AR9287_CHECKSUM_LOCATION (AR9287_EEP_START_LOC + 1)
+
 enum eeprom_param {
 	EEP_NFTHRESH_5,
 	EEP_NFTHRESH_2,
@@ -199,7 +252,11 @@ enum eeprom_param {
 	EEP_OL_PWRCTRL,
 	EEP_RC_CHAIN_MASK,
 	EEP_DAC_HPWR_5G,
-	EEP_FRAC_N_5G
+	EEP_FRAC_N_5G,
+	EEP_DEV_TYPE,
+	EEP_TEMPSENSE_SLOPE,
+	EEP_TEMPSENSE_SLOPE_PAL_ON,
+	EEP_PWR_TABLE_OFFSET
 };
 
 enum ar5416_rates {
@@ -368,6 +425,65 @@ struct modal_eep_4k_header {
 	struct spur_chan spurChans[AR5416_EEPROM_MODAL_SPURS];
 } __packed;
 
+struct base_eep_ar9287_header {
+    u16  length;
+    u16  checksum;
+    u16  version;
+    u8 opCapFlags;
+    u8   eepMisc;
+    u16  regDmn[2];
+    u8   macAddr[6];
+    u8   rxMask;
+    u8   txMask;
+    u16  rfSilent;
+    u16  blueToothOptions;
+    u16  deviceCap;
+    u32  binBuildNumber;
+    u8   deviceType;
+    u8   openLoopPwrCntl;
+    int8_t    pwrTableOffset;
+    int8_t     tempSensSlope;
+    int8_t     tempSensSlopePalOn;
+    u8   futureBase[29];
+} __packed;
+
+struct modal_eep_ar9287_header {
+    u32  antCtrlChain[AR9287_MAX_CHAINS];
+    u32  antCtrlCommon;
+    int8_t    antennaGainCh[AR9287_MAX_CHAINS];
+    u8   switchSettling;
+    u8   txRxAttenCh[AR9287_MAX_CHAINS];
+    u8   rxTxMarginCh[AR9287_MAX_CHAINS];
+    int8_t    adcDesiredSize;
+    u8   txEndToXpaOff;
+    u8   txEndToRxOn;
+    u8   txFrameToXpaOn;
+    u8   thresh62;
+    int8_t    noiseFloorThreshCh[AR9287_MAX_CHAINS];
+    u8   xpdGain;
+    u8   xpd;
+    int8_t    iqCalICh[AR9287_MAX_CHAINS];
+    int8_t    iqCalQCh[AR9287_MAX_CHAINS];
+    u8   pdGainOverlap;
+    u8   xpaBiasLvl;
+    u8   txFrameToDataStart;
+    u8   txFrameToPaOn;
+    u8   ht40PowerIncForPdadc;
+    u8   bswAtten[AR9287_MAX_CHAINS];
+    u8   bswMargin[AR9287_MAX_CHAINS];
+    u8   swSettleHt40;
+	u8   version;
+    u8   db1;
+    u8   db2;
+    u8   ob_cck;
+    u8   ob_psk;
+    u8   ob_qam;
+    u8   ob_pal_off;
+    u8   futureModal[30];
+    struct spur_chan spurChans[AR9287_EEPROM_MODAL_SPURS];
+} __packed;
+
+
 
 struct cal_data_per_freq {
 	u8 pwrPdg[AR5416_NUM_PD_GAINS][AR5416_PD_GAIN_ICEPTS];
@@ -402,6 +518,29 @@ struct cal_ctl_edges {
 } __packed;
 #endif
 
+struct cal_data_op_loop_ar9287 {
+	u8 pwrPdg[2][5];
+	u8 vpdPdg[2][5];
+	u8 pcdac[2][5];
+	u8 empty[2][5];
+} __packed;
+
+
+struct cal_data_per_freq_ar9287 {
+	u8 pwrPdg[AR9287_NUM_PD_GAINS][AR9287_PD_GAIN_ICEPTS];
+	u8 vpdPdg[AR9287_NUM_PD_GAINS][AR9287_PD_GAIN_ICEPTS];
+} __packed;
+
+union cal_data_per_freq_ar9287_u {
+	struct cal_data_op_loop_ar9287 calDataOpen;
+	struct cal_data_per_freq_ar9287 calDataClose;
+} __packed;
+
+struct cal_ctl_data_ar9287 {
+	struct cal_ctl_edges
+	ctlEdges[AR9287_MAX_CHAINS][AR9287_NUM_BAND_EDGES];
+} __packed;
+
 struct cal_ctl_data {
 	struct cal_ctl_edges
 	ctlEdges[AR5416_MAX_CHAINS][AR5416_NUM_BAND_EDGES];
@@ -461,6 +600,27 @@ struct ar5416_eeprom_4k {
 	u8 padding;
 } __packed;
 
+struct ar9287_eeprom_t {
+	struct base_eep_ar9287_header  baseEepHeader;
+	u8 custData[AR9287_DATA_SZ];
+	struct modal_eep_ar9287_header modalHeader;
+	u8 calFreqPier2G[AR9287_NUM_2G_CAL_PIERS];
+	union cal_data_per_freq_ar9287_u
+	 calPierData2G[AR9287_MAX_CHAINS][AR9287_NUM_2G_CAL_PIERS];
+	struct cal_target_power_leg
+	 calTargetPowerCck[AR9287_NUM_2G_CCK_TARGET_POWERS];
+	struct cal_target_power_leg
+	 calTargetPower2G[AR9287_NUM_2G_20_TARGET_POWERS];
+	struct cal_target_power_ht
+	 calTargetPower2GHT20[AR9287_NUM_2G_20_TARGET_POWERS];
+	struct cal_target_power_ht
+	 calTargetPower2GHT40[AR9287_NUM_2G_40_TARGET_POWERS];
+	u8 ctlIndex[AR9287_NUM_CTLS];
+	struct cal_ctl_data_ar9287 ctlData[AR9287_NUM_CTLS];
+	u8 padding;
+} __packed;
+
+
 enum reg_ext_bitmap {
 	REG_EXT_JAPAN_MIDBAND = 1,
 	REG_EXT_FCC_DFS_HT40 = 2,
@@ -480,6 +640,7 @@ struct ath9k_country_entry {
 enum ath9k_eep_map {
 	EEP_MAP_DEFAULT = 0x0,
 	EEP_MAP_4KBITS,
+	EEP_MAP_AR9287,
 	EEP_MAP_MAX
 };
 

drivers/net/wireless/ath/ath9k/hw.c

@@ -380,6 +380,9 @@ static const char *ath9k_hw_devname(u16 devid)
 		return "Atheros 9280";
 	case AR9285_DEVID_PCIE:
 		return "Atheros 9285";
+	case AR5416_DEVID_AR9287_PCI:
+	case AR5416_DEVID_AR9287_PCIE:
+		return "Atheros 9287";
 	}
 
 	return NULL;
@@ -660,7 +663,8 @@ static struct ath_hw *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc,
 	if ((ah->hw_version.macVersion != AR_SREV_VERSION_5416_PCI) &&
 	    (ah->hw_version.macVersion != AR_SREV_VERSION_5416_PCIE) &&
 	    (ah->hw_version.macVersion != AR_SREV_VERSION_9160) &&
-	    (!AR_SREV_9100(ah)) && (!AR_SREV_9280(ah)) && (!AR_SREV_9285(ah))) {
+	    (!AR_SREV_9100(ah)) && (!AR_SREV_9280(ah)) &&
+	    (!AR_SREV_9285(ah)) && (!AR_SREV_9287(ah))) {
 		DPRINTF(sc, ATH_DBG_FATAL,
 			"Mac Chip Rev 0x%02x.%x is not supported by "
 			"this driver\n", ah->hw_version.macVersion,
@@ -700,8 +704,37 @@ static struct ath_hw *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc,
 	ah->ani_function = ATH9K_ANI_ALL;
 	if (AR_SREV_9280_10_OR_LATER(ah))
 		ah->ani_function &= ~ATH9K_ANI_NOISE_IMMUNITY_LEVEL;
+	if (AR_SREV_9287_11_OR_LATER(ah)) {
+		INIT_INI_ARRAY(&ah->iniModes, ar9287Modes_9287_1_1,
+				ARRAY_SIZE(ar9287Modes_9287_1_1), 6);
+		INIT_INI_ARRAY(&ah->iniCommon, ar9287Common_9287_1_1,
+				ARRAY_SIZE(ar9287Common_9287_1_1), 2);
+		if (ah->config.pcie_clock_req)
+			INIT_INI_ARRAY(&ah->iniPcieSerdes,
+			ar9287PciePhy_clkreq_off_L1_9287_1_1,
+			ARRAY_SIZE(ar9287PciePhy_clkreq_off_L1_9287_1_1), 2);
+		else
+			INIT_INI_ARRAY(&ah->iniPcieSerdes,
+			ar9287PciePhy_clkreq_always_on_L1_9287_1_1,
+			ARRAY_SIZE(ar9287PciePhy_clkreq_always_on_L1_9287_1_1),
+					2);
+	} else if (AR_SREV_9287_10_OR_LATER(ah)) {
+		INIT_INI_ARRAY(&ah->iniModes, ar9287Modes_9287_1_0,
+				ARRAY_SIZE(ar9287Modes_9287_1_0), 6);
+		INIT_INI_ARRAY(&ah->iniCommon, ar9287Common_9287_1_0,
+				ARRAY_SIZE(ar9287Common_9287_1_0), 2);
+
+		if (ah->config.pcie_clock_req)
+			INIT_INI_ARRAY(&ah->iniPcieSerdes,
+			ar9287PciePhy_clkreq_off_L1_9287_1_0,
+			ARRAY_SIZE(ar9287PciePhy_clkreq_off_L1_9287_1_0), 2);
+		else
+			INIT_INI_ARRAY(&ah->iniPcieSerdes,
+			ar9287PciePhy_clkreq_always_on_L1_9287_1_0,
+			ARRAY_SIZE(ar9287PciePhy_clkreq_always_on_L1_9287_1_0),
+				  2);
+	} else if (AR_SREV_9285_12_OR_LATER(ah)) {
 
-	if (AR_SREV_9285_12_OR_LATER(ah)) {
 
 		INIT_INI_ARRAY(&ah->iniModes, ar9285Modes_9285_1_2,
 			       ARRAY_SIZE(ar9285Modes_9285_1_2), 6);
@@ -842,7 +875,28 @@ static struct ath_hw *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc,
 	if (ecode != 0)
 		goto bad;
 
-	if (AR_SREV_9285_12_OR_LATER(ah)) {
+	if (AR_SREV_9287_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+		ar9287Modes_rx_gain_9287_1_1,
+		ARRAY_SIZE(ar9287Modes_rx_gain_9287_1_1), 6);
+	else if (AR_SREV_9287_10(ah))
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+		ar9287Modes_rx_gain_9287_1_0,
+		ARRAY_SIZE(ar9287Modes_rx_gain_9287_1_0), 6);
+	else if (AR_SREV_9280_20(ah))
+		ath9k_hw_init_rxgain_ini(ah);
+
+	if (AR_SREV_9287_11(ah)) {
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+		ar9287Modes_tx_gain_9287_1_1,
+		ARRAY_SIZE(ar9287Modes_tx_gain_9287_1_1), 6);
+	} else if (AR_SREV_9287_10(ah)) {
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+		ar9287Modes_tx_gain_9287_1_0,
+		ARRAY_SIZE(ar9287Modes_tx_gain_9287_1_0), 6);
+	} else if (AR_SREV_9280_20(ah)) {
+		ath9k_hw_init_txgain_ini(ah);
+	} else if (AR_SREV_9285_12_OR_LATER(ah)) {
 		u32 txgain_type = ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE);
 
 		/* txgain table */
@@ -858,14 +912,6 @@ static struct ath_hw *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc,
 
 	}
 
-	/* rxgain table */
-	if (AR_SREV_9280_20(ah))
-		ath9k_hw_init_rxgain_ini(ah);
-
-	/* txgain table */
-	if (AR_SREV_9280_20(ah))
-		ath9k_hw_init_txgain_ini(ah);
-
 	ath9k_hw_fill_cap_info(ah);
 
 	if ((ah->hw_version.devid == AR9280_DEVID_PCI) &&
@@ -1165,6 +1211,8 @@ struct ath_hw *ath9k_hw_attach(u16 devid, struct ath_softc *sc, int *error)
 	case AR9280_DEVID_PCI:
 	case AR9280_DEVID_PCIE:
 	case AR9285_DEVID_PCIE:
+	case AR5416_DEVID_AR9287_PCI:
+	case AR5416_DEVID_AR9287_PCIE:
 		ah = ath9k_hw_do_attach(devid, sc, error);
 		break;
 	default:
@@ -1341,10 +1389,11 @@ static int ath9k_hw_process_ini(struct ath_hw *ah,
 		DO_DELAY(regWrites);
 	}
 
-	if (AR_SREV_9280(ah))
+	if (AR_SREV_9280(ah) || AR_SREV_9287_10_OR_LATER(ah))
 		REG_WRITE_ARRAY(&ah->iniModesRxGain, modesIndex, regWrites);
 
-	if (AR_SREV_9280(ah) || AR_SREV_9285_12_OR_LATER(ah))
+	if (AR_SREV_9280(ah) || AR_SREV_9285_12_OR_LATER(ah) ||
+	    AR_SREV_9287_10_OR_LATER(ah))
 		REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites);
 
 	for (i = 0; i < ah->iniCommon.ia_rows; i++) {
@@ -2254,6 +2303,16 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 	if (AR_SREV_9280_10_OR_LATER(ah))
 		REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, AR_GPIO_JTAG_DISABLE);
 
+	if (AR_SREV_9287_10_OR_LATER(ah)) {
+		/* Enable ASYNC FIFO */
+		REG_SET_BIT(ah, AR_MAC_PCU_ASYNC_FIFO_REG3,
+				AR_MAC_PCU_ASYNC_FIFO_REG3_DATAPATH_SEL);
+		REG_SET_BIT(ah, AR_PHY_MODE, AR_PHY_MODE_ASYNCFIFO);
+		REG_CLR_BIT(ah, AR_MAC_PCU_ASYNC_FIFO_REG3,
+				AR_MAC_PCU_ASYNC_FIFO_REG3_SOFT_RESET);
+		REG_SET_BIT(ah, AR_MAC_PCU_ASYNC_FIFO_REG3,
+				AR_MAC_PCU_ASYNC_FIFO_REG3_SOFT_RESET);
+	}
 	r = ath9k_hw_process_ini(ah, chan, sc->tx_chan_width);
 	if (r)
 		return r;
@@ -2330,6 +2389,27 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 
 	ath9k_hw_init_user_settings(ah);
 
+	if (AR_SREV_9287_10_OR_LATER(ah)) {
+		REG_WRITE(ah, AR_D_GBL_IFS_SIFS,
+			  AR_D_GBL_IFS_SIFS_ASYNC_FIFO_DUR);
+		REG_WRITE(ah, AR_D_GBL_IFS_SLOT,
+			  AR_D_GBL_IFS_SLOT_ASYNC_FIFO_DUR);
+		REG_WRITE(ah, AR_D_GBL_IFS_EIFS,
+			  AR_D_GBL_IFS_EIFS_ASYNC_FIFO_DUR);
+
+		REG_WRITE(ah, AR_TIME_OUT, AR_TIME_OUT_ACK_CTS_ASYNC_FIFO_DUR);
+		REG_WRITE(ah, AR_USEC, AR_USEC_ASYNC_FIFO_DUR);
+
+		REG_SET_BIT(ah, AR_MAC_PCU_LOGIC_ANALYZER,
+			    AR_MAC_PCU_LOGIC_ANALYZER_DISBUG20768);
+		REG_RMW_FIELD(ah, AR_AHB_MODE, AR_AHB_CUSTOM_BURST_EN,
+			      AR_AHB_CUSTOM_BURST_ASYNC_FIFO_VAL);
+	}
+	if (AR_SREV_9287_10_OR_LATER(ah)) {
+		REG_SET_BIT(ah, AR_PCU_MISC_MODE2,
+				AR_PCU_MISC_MODE2_ENABLE_AGGWEP);
+	}
+
 	REG_WRITE(ah, AR_STA_ID1,
 		  REG_READ(ah, AR_STA_ID1) | AR_STA_ID1_PRESERVE_SEQNUM);
 
@@ -3644,7 +3724,9 @@ u32 ath9k_hw_gpio_get(struct ath_hw *ah, u32 gpio)
 	if (gpio >= ah->caps.num_gpio_pins)
 		return 0xffffffff;
 
-	if (AR_SREV_9285_10_OR_LATER(ah))
+	if (AR_SREV_9287_10_OR_LATER(ah))
+		return MS_REG_READ(AR9287, gpio) != 0;
+	else if (AR_SREV_9285_10_OR_LATER(ah))
 		return MS_REG_READ(AR9285, gpio) != 0;
 	else if (AR_SREV_9280_10_OR_LATER(ah))
 		return MS_REG_READ(AR928X, gpio) != 0;

drivers/net/wireless/ath/ath9k/hw.h

@@ -42,6 +42,9 @@
 #define AR_SUBVENDOR_ID_NEW_A	0x7065
 #define AR5416_MAGIC		0x19641014
 
+#define AR5416_DEVID_AR9287_PCI  0x002D
+#define AR5416_DEVID_AR9287_PCIE 0x002E
+
 /* Register read/write primitives */
 #define REG_WRITE(_ah, _reg, _val) ath9k_iowrite32((_ah), (_reg), (_val))
 #define REG_READ(_ah, _reg) ath9k_ioread32((_ah), (_reg))
@@ -400,6 +403,7 @@ struct ath_hw {
 	union {
 		struct ar5416_eeprom_def def;
 		struct ar5416_eeprom_4k map4k;
+		struct ar9287_eeprom_t map9287;
 	} eeprom;
 	const struct eeprom_ops *eep_ops;
 	enum ath9k_eep_map eep_map;

drivers/net/wireless/ath/ath9k/main.c

@@ -2751,7 +2751,8 @@ static struct {
 	{ AR_SREV_VERSION_9100,		"9100" },
 	{ AR_SREV_VERSION_9160,		"9160" },
 	{ AR_SREV_VERSION_9280,		"9280" },
-	{ AR_SREV_VERSION_9285,		"9285" }
+	{ AR_SREV_VERSION_9285,		"9285" },
+	{ AR_SREV_VERSION_9287,         "9287" }
 };
 
 static struct {

drivers/net/wireless/ath/ath9k/pci.c

@@ -25,6 +25,8 @@ static struct pci_device_id ath_pci_id_table[] __devinitdata = {
 	{ PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI   */
 	{ PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */
 	{ PCI_VDEVICE(ATHEROS, 0x002B) }, /* PCI-E */
+	{ PCI_VDEVICE(ATHEROS, 0x002D) }, /* PCI   */
+	{ PCI_VDEVICE(ATHEROS, 0x002E) }, /* PCI-E */
 	{ 0 }
 };
 

drivers/net/wireless/ath/ath9k/phy.h

@@ -375,6 +375,7 @@ bool ath9k_hw_init_rf(struct ath_hw *ah,
 #define AR_PHY_CHAN_INFO_GAIN          0x9CFC
 
 #define AR_PHY_MODE         0xA200
+#define AR_PHY_MODE_ASYNCFIFO 0x80
 #define AR_PHY_MODE_AR2133  0x08
 #define AR_PHY_MODE_AR5111  0x00
 #define AR_PHY_MODE_AR5112  0x08