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Commit 742b1f9f authored by Mark A. Greer's avatar Mark A. Greer Committed by Samuel Ortiz
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NFC: trf7970a: Add support for the ISO/IEC 14443-B and Type 4B tags 



Now that the NFC digital layer has support for the ISO/IEC 14443-B
protocol and type 4B tags, add the corresponding support to the
trf7970a driver.

Signed-off-by: default avatarMark A. Greer <mgreer@animalcreek.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent 24734607

drivers/nfc/trf7970a.c

+7 −1
Original line number Diff line number Diff line
@@ -105,7 +105,7 @@ 


#define TRF7970A_SUPPORTED_PROTOCOLS \

		(NFC_PROTO_MIFARE_MASK | NFC_PROTO_ISO14443_MASK |	\

		 NFC_PROTO_ISO15693_MASK)

		 NFC_PROTO_ISO14443_B_MASK | NFC_PROTO_ISO15693_MASK)



#define TRF7970A_AUTOSUSPEND_DELAY		30000 /* 30 seconds */
@@ -863,6 +863,10 @@ static int trf7970a_config_rf_tech(struct trf7970a *trf, int tech) 
		trf->iso_ctrl_tech = TRF7970A_ISO_CTRL_14443A_106;

		trf->modulator_sys_clk_ctrl = TRF7970A_MODULATOR_DEPTH_OOK;

		break;

	case NFC_DIGITAL_RF_TECH_106B:

		trf->iso_ctrl_tech = TRF7970A_ISO_CTRL_14443B_106;

		trf->modulator_sys_clk_ctrl = TRF7970A_MODULATOR_DEPTH_ASK10;

		break;

	case NFC_DIGITAL_RF_TECH_ISO15693:

		trf->iso_ctrl_tech = TRF7970A_ISO_CTRL_15693_SGL_1OF4_2648;

		trf->modulator_sys_clk_ctrl = TRF7970A_MODULATOR_DEPTH_OOK;
@@ -892,6 +896,8 @@ static int trf7970a_config_framing(struct trf7970a *trf, int framing) 
		break;

	case NFC_DIGITAL_FRAMING_NFCA_STANDARD_WITH_CRC_A:

	case NFC_DIGITAL_FRAMING_NFCA_T4T:

	case NFC_DIGITAL_FRAMING_NFCB:

	case NFC_DIGITAL_FRAMING_NFCB_T4T:

	case NFC_DIGITAL_FRAMING_ISO15693_INVENTORY:

	case NFC_DIGITAL_FRAMING_ISO15693_T5T:

		trf->tx_cmd = TRF7970A_CMD_TRANSMIT;