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-rw-r--r--drivers/nfc/trf7970a.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/nfc/trf7970a.c b/drivers/nfc/trf7970a.c
index cab302ce2c7..df634498c81 100644
--- a/drivers/nfc/trf7970a.c
+++ b/drivers/nfc/trf7970a.c
@@ -757,6 +757,11 @@ static int trf7970a_init(struct trf7970a *trf)
if (ret)
goto err_out;
+ /* Must clear NFC Target Detection Level reg due to erratum */
+ ret = trf7970a_write(trf, TRF7970A_NFC_TARGET_LEVEL, 0);
+ if (ret)
+ goto err_out;
+
ret = trf7970a_write(trf, TRF7970A_MODULATOR_SYS_CLK_CTRL,
TRF7970A_MODULATOR_DEPTH_OOK);
if (ret)