samples: nfc: Disable unused SPI instance

Kamil Gawor · carlescufi · commit ba026108b3c1 · 2020-02-12T15:47:14.000+01:00
Disable unused SPI instance in samples which use
ST25R3911B NFC shield to avoid interaction with
not used pins on nrf52840 pca10056 which has
enabled all SPI instance by default.

Signed-off-by: Kamil Gawor &lt;Kamil.Gawor@nordicsemi.no&gt;
diff --git a/samples/nfc/tag_reader/prj.conf b/samples/nfc/tag_reader/prj.conf
@@ -9,6 +9,11 @@ CONFIG_SPI_0=y
 CONFIG_SPI=y
 CONFIG_SPI_0_NRF_SPI=y
 
+#Disable unused SPI instance
+CONFIG_SPI_1=n
+CONFIG_SPI_2=n
+CONFIG_SPI_3=n
+
 CONFIG_ST25R3911B_LIB=y
 
 CONFIG_NFC_NDEF=y
diff --git a/samples/nfc/tnep_poller/prj.conf b/samples/nfc/tnep_poller/prj.conf
@@ -7,6 +7,11 @@ CONFIG_SPI_0=y
 CONFIG_SPI=y
 CONFIG_SPI_0_NRF_SPI=y
 
+#Disable unused SPI instance
+CONFIG_SPI_1=n
+CONFIG_SPI_2=n
+CONFIG_SPI_3=n
+
 CONFIG_ST25R3911B_LIB=y
 
 CONFIG_NFC_NDEF=y
