commit 6857bb96271cd40ffb38825d43897d716310e3db
author Mark A. Greer <mgreer@animalcreek.com> Mon Apr 14 10:04:10 2014 -0700
committer Samuel Ortiz <sameo@linux.intel.com> Mon May 26 01:28:28 2014 +0200
tree d8a6e57e945965ab577807b27d923eeec1da243f
parent db3287da347ad29ec8bd9e43f0386f987e9d8f98

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 <mgreer@animalcreek.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

drivers/nfc/trf7970a.c

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 @@
 		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 @@
 	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;