ARM: dts: imx28: Add additionnal muxing options to iMX28 DTSI

Signed-off-by: NMaxime Ripard <maxime.ripard@free-electrons.com>
Cc: Brian Lily <brian@crystalfontz.com>
Reviewed-by: NMarek Vasut <marex@denx.de>
Signed-off-by: NShawn Guo <shawn.guo@linaro.org>

arch/arm/boot/dts/imx28.dtsi

@@ -172,6 +172,14 @@
 					fsl,pull-up = <0>;
 				};
 
+				duart_pins_b: duart@1 {
+					reg = <1>;
+					fsl,pinmux-ids = <0x3022 0x3032>;
+					fsl,drive-strength = <0>;
+					fsl,voltage = <1>;
+					fsl,pull-up = <0>;
+				};
+
 				gpmi_pins_a: gpmi-nand@0 {
 					reg = <0>;
 					fsl,pinmux-ids = <0x0000 0x0010 0x0020
@@ -234,6 +242,15 @@
 					fsl,pull-up = <1>;
 				};
 
+				mmc0_4bit_pins_a: mmc0-4bit@0 {
+					reg = <0>;
+					fsl,pinmux-ids = <0x2000 0x2010 0x2020
+						0x2030 0x2080 0x2090 0x20a0>;
+					fsl,drive-strength = <1>;
+					fsl,voltage = <1>;
+					fsl,pull-up = <1>;
+				};
+
 				mmc0_cd_cfg: mmc0-cd-cfg {
 					fsl,pinmux-ids = <0x2090>;
 					fsl,pull-up = <0>;