ARM: dts: imx23-evk: add auart device

Add auart device for imx23-evk board.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

2 files changed, 25 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/imx23-evk.dts b/arch/arm/boot/dts/imx23-evk.dts
index 8321fa3f0cf2..9eca34fc93dc 100644
--- a/arch/arm/boot/dts/imx23-evk.dts
+++ b/arch/arm/boot/dts/imx23-evk.dts
@@ -51,6 +51,12 @@
                 };
 
                 apbx@80040000 {
+                        auart0: serial@8006c000 {
+                                pinctrl-names = "default";
+                                pinctrl-0 = <&auart0_pins_a>;
+                                status = "okay";
+                        };
+
                         duart: serial@80070000 {
                                 pinctrl-names = "default";
                                 pinctrl-0 = <&duart_pins_a>;
diff --git a/arch/arm/boot/dts/imx23.dtsi b/arch/arm/boot/dts/imx23.dtsi
index daade4fa1500..e78c1f4c2837 100644
--- a/arch/arm/boot/dts/imx23.dtsi
+++ b/arch/arm/boot/dts/imx23.dtsi
@@ -18,6 +18,8 @@
                 gpio0 = &gpio0;
                 gpio1 = &gpio1;
                 gpio2 = &gpio2;
+                serial0 = &auart0;
+                serial1 = &auart1;
         };
 
         cpus {
@@ -123,6 +125,19 @@
                                         fsl,pull-up = <0>;
                                 };
 
+                                auart0_pins_a: auart0@0 {
+                                        reg = <0>;
+                                        fsl,pinmux-ids = <
+                                                0x01c0 /* MX23_PAD_AUART1_RX__AUART1_RX */
+                                                0x01d0 /* MX23_PAD_AUART1_TX__AUART1_TX */
+                                                0x01a0 /* MX23_PAD_AUART1_CTS__AUART1_CTS */
+                                                0x01b0 /* MX23_PAD_AUART1_RTS__AUART1_RTS */
+                                        >;
+                                        fsl,drive-strength = <0>;
+                                        fsl,voltage = <1>;
+                                        fsl,pull-up = <0>;
+                                };
+
                                 mmc0_4bit_pins_a: mmc0-4bit@0 {
                                         reg = <0>;
                                         fsl,pinmux-ids = <
@@ -289,12 +304,16 @@
                         };
 
                         auart0: serial@8006c000 {
+                                compatible = "fsl,imx23-auart";
                                 reg = <0x8006c000 0x2000>;
+                                interrupts = <24 25 23>;
                                 status = "disabled";
                         };
 
                         auart1: serial@8006e000 {
+                                compatible = "fsl,imx23-auart";
                                 reg = <0x8006e000 0x2000>;
+                                interrupts = <59 60 58>;
                                 status = "disabled";
                         };