board: asus: transformer: switch to DM pinmux

Drop the pinmux setup in the board in favor of setting it up in
the device tree. Device tree nodes match nodes used in the Linux
device tree. 

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
diff --git a/arch/arm/dts/tegra30-asus-tf201.dts b/arch/arm/dts/tegra30-asus-tf201.dts
index 59e19f9..12dd909 100644
--- a/arch/arm/dts/tegra30-asus-tf201.dts
+++ b/arch/arm/dts/tegra30-asus-tf201.dts
@@ -7,6 +7,51 @@
 	model = "ASUS Transformer Prime TF201";
 	compatible = "asus,tf201", "nvidia,tegra30";
 
+	pinmux@70000868 {
+		state_default: pinmux {
+			lcd_pwr2_pc6 {
+				nvidia,pins = "lcd_pwr2_pc6",
+						"lcd_dc1_pd2";
+				nvidia,function = "displaya";
+				nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+				nvidia,tristate = <TEGRA_PIN_ENABLE>;
+				nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+			};
+
+			pbb3 {
+				nvidia,pins = "pbb3";
+				nvidia,function = "vgp3";
+				nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+				nvidia,tristate = <TEGRA_PIN_DISABLE>;
+				nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+			};
+
+			pbb7 {
+				nvidia,pins = "pbb7";
+				nvidia,function = "i2s4";
+				nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+				nvidia,tristate = <TEGRA_PIN_DISABLE>;
+				nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+			};
+
+			kb_row7_pr7 {
+				nvidia,pins = "kb_row7_pr7";
+				nvidia,function = "kbc";
+				nvidia,pull = <TEGRA_PIN_PULL_UP>;
+				nvidia,tristate = <TEGRA_PIN_DISABLE>;
+				nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+			};
+
+			gmi_cs4_n_pk2 {
+				nvidia,pins = "gmi_cs4_n_pk2";
+				nvidia,function = "gmi";
+				nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+				nvidia,tristate = <TEGRA_PIN_ENABLE>;
+				nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+			};
+		};
+	};
+
 	usb-phy@7d008000 {
 		/delete-property/ nvidia,xcvr-setup-use-fuses;
 		nvidia,xcvr-setup = <5>;      /* Based on TF201 fuse value - 48 */