With this patch, initialization goes up-to

tty ttyO1: Nokia H4+ protocol setup done!
diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts
index 9c1a77a..a387b0e 100644
--- a/arch/arm/boot/dts/omap3-n900.dts
+++ b/arch/arm/boot/dts/omap3-n900.dts
@@ -181,10 +181,8 @@
 
 	uart2_pins: pinmux_uart2_pins {
 		pinctrl-single,pins = <
-			OMAP3_CORE1_IOPAD(0x2174, PIN_INPUT | MUX_MODE0)		/* uart2_cts */
-			OMAP3_CORE1_IOPAD(0x2176, PIN_OUTPUT | MUX_MODE0)		/* uart2_rts */
-			OMAP3_CORE1_IOPAD(0x2178, PIN_OUTPUT | MUX_MODE0)		/* uart2_tx */
 			OMAP3_CORE1_IOPAD(0x217a, PIN_INPUT | MUX_MODE0)		/* uart2_rx */
+			OMAP3_CORE1_IOPAD(0x2178, PIN_OUTPUT | MUX_MODE0)		/* uart2_tx */
 		>;
 	};