ARM: at91: Add support for board aks-cdu

Add support for our "aks-cdu" board based up on Telit's module GE863 Pro3.
It has more uarts, leds, another nand partitioning.

Signed-off-by: Jiri Prchal <jiri.prchal@aksignal.cz>
[nicolas.ferre@atmel.com: correction of the dts file]
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

arch/arm/boot/dts/aks-cdu.dts

@@ -0,0 +1,113 @@
+/*
+ * aks-cdu.dts - Device Tree file for AK signal CDU
+ *
+ * Copyright (C) 2012 AK signal Brno a.s.
+ *               2012 Jiri Prchal <jiri.prchal@aksignal.cz>
+ *
+ * Licensed under GPLv2 or later.
+ */
+
+/dts-v1/;
+
+/include/ "ge863-pro3.dtsi"
+
+/ {
+	chosen {
+		bootargs = "console=ttyS0,115200 ubi.mtd=4 root=ubi0:rootfs rootfstype=ubifs";
+	};
+
+	ahb {
+		apb {
+			usart0: serial@fffb0000 {
+				status = "okay";
+			};
+
+			usart1: serial@fffb4000 {
+				status = "okay";
+				linux,rs485-enabled-at-boot-time;
+				rs485-rts-delay = <0 0>;
+				};
+
+			usart2: serial@fffb8000 {
+				status = "okay";
+				linux,rs485-enabled-at-boot-time;
+				rs485-rts-delay = <0 0>;
+			};
+
+			usart3: serial@fffd0000 {
+				status = "okay";
+				linux,rs485-enabled-at-boot-time;
+				rs485-rts-delay = <0 0>;
+			};
+
+			macb0: ethernet@fffc4000 {
+				phy-mode = "rmii";
+				status = "okay";
+			};
+
+			usb1: gadget@fffa4000 {
+				atmel,vbus-gpio = <&pioC 15 0>;
+				status = "okay";
+			};
+		};
+
+		usb0: ohci@00500000 {
+			num-ports = <2>;
+			status = "okay";
+		};
+
+		nand0: nand@40000000 {
+			nand-bus-width = <8>;
+			nand-ecc-mode = "soft";
+			nand-on-flash-bbt;
+			status = "okay";
+
+			bootstrap@0 {
+				label = "bootstrap";
+				reg = <0x0 0x40000>;
+			};
+
+			uboot@40000 {
+				label = "uboot";
+				reg = <0x40000 0x80000>;
+			};
+			ubootenv@c0000 {
+				label = "ubootenv";
+				reg = <0xc0000 0x40000>;
+			};
+			kernel@100000 {
+				label = "kernel";
+				reg = <0x100000 0x400000>;
+			};
+			rootfs@500000 {
+				label = "rootfs";
+				reg = <0x500000 0x7b00000>;
+			};
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		red {
+			gpios = <&pioC 10 0>;
+			linux,default-trigger = "none";
+		};
+
+		green {
+			gpios = <&pioA 5 1>;
+			linux,default-trigger = "none";
+			default-state = "on";
+		};
+
+		yellow {
+			gpios = <&pioB 20 1>;
+			linux,default-trigger = "none";
+		};
+
+		blue {
+			gpios = <&pioB 21 1>;
+			linux,default-trigger = "none";
+		};
+	};
+};

arch/arm/mach-at91/Makefile.boot

@@ -15,6 +15,7 @@ endif
 
 # Keep dtb files sorted alphabetically for each SoC
 # sam9260
+dtb-$(CONFIG_MACH_AT91SAM_DT) += aks-cdu.dtb
 dtb-$(CONFIG_MACH_AT91SAM_DT) += ethernut5.dtb
 dtb-$(CONFIG_MACH_AT91SAM_DT) += evk-pro3.dtb
 dtb-$(CONFIG_MACH_AT91SAM_DT) += tny_a9260.dtb