From 6857bb96271cd40ffb38825d43897d716310e3db Mon Sep 17 00:00:00 2001 From: "Mark A. Greer" Date: Mon, 14 Apr 2014 10:04:10 -0700 Subject: [PATCH] NFC: trf7970a: Add support for Felica Type 3 tags Add support for the Felica protocol and Type 3 tags. Both 212 and 424 kbps are supported. Signed-off-by: Mark A. Greer Signed-off-by: Samuel Ortiz --- drivers/nfc/trf7970a.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/nfc/trf7970a.c b/drivers/nfc/trf7970a.c index efb3659..3b78b03 100644 --- a/drivers/nfc/trf7970a.c +++ b/drivers/nfc/trf7970a.c @@ -105,7 +105,8 @@ #define TRF7970A_SUPPORTED_PROTOCOLS \ (NFC_PROTO_MIFARE_MASK | NFC_PROTO_ISO14443_MASK | \ - NFC_PROTO_ISO14443_B_MASK | NFC_PROTO_ISO15693_MASK) + NFC_PROTO_ISO14443_B_MASK | NFC_PROTO_FELICA_MASK | \ + NFC_PROTO_ISO15693_MASK) #define TRF7970A_AUTOSUSPEND_DELAY 30000 /* 30 seconds */ @@ -867,6 +868,14 @@ static int trf7970a_config_rf_tech(struct trf7970a *trf, int tech) trf->iso_ctrl_tech = TRF7970A_ISO_CTRL_14443B_106; trf->modulator_sys_clk_ctrl = TRF7970A_MODULATOR_DEPTH_ASK10; break; + case NFC_DIGITAL_RF_TECH_212F: + trf->iso_ctrl_tech = TRF7970A_ISO_CTRL_FELICA_212; + trf->modulator_sys_clk_ctrl = TRF7970A_MODULATOR_DEPTH_ASK10; + break; + case NFC_DIGITAL_RF_TECH_424F: + trf->iso_ctrl_tech = TRF7970A_ISO_CTRL_FELICA_424; + 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; @@ -898,6 +907,8 @@ static int trf7970a_config_framing(struct trf7970a *trf, int framing) case NFC_DIGITAL_FRAMING_NFCA_T4T: case NFC_DIGITAL_FRAMING_NFCB: case NFC_DIGITAL_FRAMING_NFCB_T4T: + case NFC_DIGITAL_FRAMING_NFCF: + case NFC_DIGITAL_FRAMING_NFCF_T3T: case NFC_DIGITAL_FRAMING_ISO15693_INVENTORY: case NFC_DIGITAL_FRAMING_ISO15693_T5T: trf->tx_cmd = TRF7970A_CMD_TRANSMIT; -- 2.7.4