commit 5a8aa63c9bca800e6049d90422abe5404227a703 upstream.
SCIF2 interface is available on PMOD1 connector (CN7) on carrier board,
This patch adds pinmux and scif2 node to carrier board dtsi file.
@@ -8,9 +8,13 @@
+/* comment the #define statement to disable SCIF2 (SER0) on PMOD1 (CN7) */
+#define PMOD1_SER0 1
AFAICT this needs to be set to 0, not commented out.
@@ -156,6 +167,23 @@
status = "okay";
+ * To enable SCIF2 (SER0) on PMOD1 (CN7)
+ * SW1 should be at position 2->3 so that SER0_CTS# line is activated
+ * SW2 should be at position 2->3 so that SER0_TX line is activated
+ * SW3 should be at position 2->3 so that SER0_RX line is activated
+ * SW4 should be at position 2->3 so that SER0_RTS# line is activated
+ pinctrl-0 = <&scif2_pins>;
+ pinctrl-names = "default";
+ status = "okay";
pinctrl-0 = <&usb0_pins>;
pinctrl-names = "default";
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