ARM: dts: omap3-igep: Add uart1 and uart2 to igep boards

This is a follow-up to Javier Martinez effort adding initial
device tree support to IGEP technology devices [1].

It adds uart1 and uart2 bindings to the generic dtsi for the IGEP boards.

[1] http://www.spinics.net/lists/linux-omap/msg83409.htmlSigned-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>

arch/arm/boot/dts/omap3-igep.dtsi

@@ -27,6 +27,20 @@ sound {
 };
 
 &omap3_pmx_core {
+	uart1_pins: pinmux_uart1_pins {
+		pinctrl-single,pins = <
+			0x152 0x100	/* uart1_rx.uart1_rx INPUT | MODE0 */
+			0x14c 0		/* uart1_tx.uart1_tx OUTPUT | MODE0 */
+		>;
+	};
+
+	uart2_pins: pinmux_uart2_pins {
+		pinctrl-single,pins = <
+			0x14a 0x100	/* uart2_rx.uart2_rx INPUT | MODE0 */
+			0x148 0		/* uart2_tx.uart2_tx OUTPUT | MODE0 */
+		>;
+	};
+
 	uart3_pins: pinmux_uart3_pins {
 		pinctrl-single,pins = <
 			0x16e 0x100	/* uart3_rx.uart3_rx INPUT | MODE0 */
@@ -88,6 +102,16 @@ &mmc3 {
 	status = "disabled";
 };
 
+&uart1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&uart1_pins>;
+};
+
+&uart2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&uart2_pins>;
+};
+
 &uart3 {
        pinctrl-names = "default";
        pinctrl-0 = <&uart3_pins>;