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NFC: trf7970a: Add support for the ISO/IEC 14443-B and Type 4B tags

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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: Mark A. Greer <mgreer@animalcreek.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Mark A. Greer 2014-03-31 17:52:33 -07:00 committed by Samuel Ortiz
parent 2473460735
commit 742b1f9fa2
1 changed files with 7 additions and 1 deletions
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8
drivers/nfc/trf7970a.c
View file

@ -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;