preliminary support for the WRT1900AC (work in progress)

SVN-Revision: 41232

1 files changed, 242 insertions, 0 deletions

diff --git a/target/linux/mvebu/files/arch/arm/boot/dts/armada-xp-mamba.dts b/target/linux/mvebu/files/arch/arm/boot/dts/armada-xp-mamba.dts
new file mode 100644
index 0000000000..d732764e90
--- /dev/null
+++ b/target/linux/mvebu/files/arch/arm/boot/dts/armada-xp-mamba.dts
@@ -0,0 +1,242 @@
+/*
+ * Device Tree file for the Linksys WRT1900AC (Mamba).
+ *
+ * Note: this board is shipped with a new generation boot loader that
+ * remaps internal registers at 0xf1000000. Therefore, if earlyprintk
+ * is used, the CONFIG_DEBUG_MVEBU_UART_ALTERNATE option should be
+ * used.
+ *
+ * Copyright (C) 2013 Marvell
+ *
+ * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+/dts-v1/;
+#include "armada-xp-mv78230.dtsi"
+
+/ {
+	model = "Linksys WRT1900AC (Mamba)";
+	compatible = "linksys,mamba", "marvell,armadaxp-mv78230", "marvell,armadaxp", "marvell,armada-370-xp";
+
+	chosen {
+		bootargs = "console=ttyS0,115200 earlyprintk";
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x00000000 0x00000000 0x00000000 0x10000000>; /* 256MB */
+	};
+
+	soc {
+		ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xf1000000 0x100000
+			  MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000>;
+
+		pcie-controller {
+			status = "okay";
+
+			/* Etron EJ168 USB 3.0 controller */
+			pcie@1,0 {
+				/* Port 0, Lane 0 */
+				status = "okay";
+			};
+
+			/* First mini-PCIe port */
+			pcie@2,0 {
+				/* Port 0, Lane 1 */
+				status = "okay";
+			};
+
+			/* Second mini-PCIe port */
+			pcie@3,0 {
+				/* Port 0, Lane 3 */
+				status = "okay";
+			};
+		};
+
+		internal-regs {
+			pinctrl {
+				pinctrl-0 = <&pmx_phy_int>;
+				pinctrl-names = "default";
+
+				pmx_ge0: pmx-ge0 {
+					marvell,pins = "mpp0", "mpp1", "mpp2", "mpp3",
+						       "mpp4", "mpp5", "mpp6", "mpp7",
+						       "mpp8", "mpp9", "mpp10", "mpp11";
+					marvell,function = "ge0";
+				};
+
+				pmx_ge1: pmx-ge1 {
+					marvell,pins = "mpp12", "mpp13", "mpp14", "mpp15",
+						       "mpp16", "mpp17", "mpp18", "mpp19",
+						       "mpp20", "mpp21", "mpp22", "mpp23";
+					marvell,function = "ge1";
+				};
+
+				pmx_keys: pmx-keys {
+					marvell,pins = "mpp33";
+					marvell,function = "gpio";
+				};
+
+				pmx_spi: pmx-spi {
+					marvell,pins = "mpp36", "mpp37", "mpp38", "mpp39";
+					marvell,function = "spi";
+				};
+
+				pmx_phy_int: pmx-phy-int {
+					marvell,pins = "mpp32";
+					marvell,function = "gpio";
+				};
+			};
+
+			serial@12000 {
+				clock-frequency = <250000000>;
+				status = "okay";
+			};
+
+			serial@12100 {
+				clock-frequency = <250000000>;
+				status = "okay";
+			};
+
+			sata@a0000 {
+				nr-ports = <1>;
+				status = "okay";
+			};
+
+			mdio {
+				disabled;
+			};
+
+			ethernet@70000 {
+				pinctrl-0 = <&pmx_ge0>;
+				pinctrl-names = "default";
+				status = "okay";
+				phy-mode = "rgmii-id";
+				fixed-link {
+					speed = <1000>;
+					full-duplex;
+				};
+			};
+
+			ethernet@74000 {
+				pinctrl-0 = <&pmx_ge1>;
+				pinctrl-names = "default";
+				status = "okay";
+				phy-mode = "rgmii-id";
+				fixed-link {
+					speed = <1000>;
+					full-duplex;
+				};
+			};
+
+			/* USB part of the eSATA/USB 2.0 port */
+			usb@50000 {
+				status = "okay";
+			};
+
+			i2c@11000 {
+				status = "okay";
+				clock-frequency = <100000>;
+
+				tlc59116@68 {
+					#gpio-cells = <2>;
+					compatible = "gpio,tlc59116";
+					reg = <0x68>;
+					gpio-controller;
+				};
+			};
+
+			nand@d0000 {
+				status = "okay";
+				num-cs = <1>;
+				marvell,nand-keep-config;
+				marvell,nand-enable-arbiter;
+				nand-on-flash-bbt;
+				nand-ecc-strength = <4>;
+				nand-ecc-step-size = <512>;
+
+
+				partition@0 {
+					label = "u-boot";
+					reg = <0x0000000 0x100000>;  /* 1MB */
+					read-only;
+				};
+
+				partition@100000 {
+					label = "u_env"; //u-boot-env?
+					reg = <0x100000 0x40000>;    /* 256KB */
+					read-only;
+				};
+
+				partition@140000 {
+					label = "s_env";
+					reg = <0x140000 0x40000>;    /* 256KB */
+					read-only;
+				};
+
+				partition@900000 {
+					label = "devinfo";
+					reg = <0x900000 0x100000>;    /* 1MB */
+				};
+
+				partition@a00000 {
+					label = "kernel";
+					reg = <0xa00000 0x2800000>;    /* 40MB */
+				};
+
+				partition@d00000 {
+					label = "rootfs";
+					reg = <0xd00000 0x2500000>;    /* 37MB */
+				};
+
+				partition@3200000 {
+					label = "alt_kernel";
+					reg = <0x3200000 0x2800000>;    /* 40MB */
+				};
+
+				partition@3500000 {
+					label = "alt_rootfs";
+					reg = <0x3500000 0x2500000>;    /* 37MB */
+				};
+
+				/* Last MB is for the BBT, i.e. not writable */
+				partition@5a00000 {
+					label = "syscfg";
+					reg = <0x5a00000 0x2600000>;    /* ?MB */
+				};
+			};
+
+			spi0: spi@10600 {
+				status = "okay";
+				pinctrl-0 = <&pmx_spi>;
+				pinctrl-names = "default";
+
+				spi-flash@0 {
+					#address-cells = <1>;
+					#size-cells = <1>;
+					compatible = "mr25h256";
+					reg = <0>; /* Chip select 0 */
+					spi-max-frequency = <108000000>;
+				};
+			};
+		};
+	};
+
+	gpio_keys {
+		compatible = "gpio-keys";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		pinctrl-0 = <&pmx_keys>;
+		pinctrl-names = "default";
+
+		button@1 {
+			label = "Factory Reset Button";
+			linux,code = <141>; /* KEY_SETUP */
+			gpios = <&gpio1 1 1>;
+		};
+	};
+};