ARM: dts: k2e-evm: Add device bindings for netcp driver

This patch enables networking on k2e evm by adding device
bindings for netcp, knav and qmss. See device binding
documentation below for details.

Documentation/devicetree/bindings/net/keystone-netcp.txt
Signed-off-by: NWingMan Kwok <w-kwok2@ti.com>
Signed-off-by: NMurali Karicheri <m-karicheri2@ti.com>
Signed-off-by: NSantosh Shilimkar <ssantosh@kernel.org>

arch/arm/boot/dts/k2e-evm.dts

@@ -141,6 +141,7 @@
 };
 
 &mdio {
+	status = "ok";
 	ethphy0: ethernet-phy@0 {
 		compatible = "marvell,88E1514", "marvell,88E1510", "ethernet-phy-ieee802.3-c22";
 		reg = <0>;

arch/arm/boot/dts/k2e-netcp.dtsi

+/*
+ * Device Tree Source for Keystone 2 Edison Netcp driver
+ *
+ * Copyright 2015 Texas Instruments, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+qmss: qmss@2a40000 {
+	compatible = "ti,keystone-navigator-qmss";
+	dma-coherent;
+	#address-cells = <1>;
+	#size-cells = <1>;
+	clocks = <&chipclk13>;
+	ranges;
+	queue-range	= <0 0x2000>;
+	linkram0	= <0x100000 0x4000>;
+	linkram1	= <0 0x10000>;
+
+	qmgrs {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+		qmgr0 {
+			managed-queues = <0 0x2000>;
+			reg = <0x2a40000 0x20000>,
+			      <0x2a06000 0x400>,
+			      <0x2a02000 0x1000>,
+			      <0x2a03000 0x1000>,
+			      <0x23a80000 0x20000>,
+			      <0x2a80000 0x20000>;
+			reg-names = "peek", "status", "config",
+				    "region", "push", "pop";
+		};
+	};
+	queue-pools {
+		qpend {
+			qpend-0 {
+				qrange = <658 8>;
+				interrupts =<0 40 0xf04 0 41 0xf04 0 42 0xf04
+					     0 43 0xf04 0 44 0xf04 0 45 0xf04
+					     0 46 0xf04 0 47 0xf04>;
+			};
+			qpend-1 {
+				qrange = <528 16>;
+				interrupts = <0 48 0xf04 0 49 0xf04 0 50 0xf04
+					      0 51 0xf04 0 52 0xf04 0 53 0xf04
+					      0 54 0xf04 0 55 0xf04 0 56 0xf04
+					      0 57 0xf04 0 58 0xf04 0 59 0xf04
+					      0 60 0xf04 0 61 0xf04 0 62 0xf04
+					      0 63 0xf04>;
+				qalloc-by-id;
+			};
+			qpend-2 {
+				qrange = <544 16>;
+				interrupts = <0 64 0xf04 0 65 0xf04 0 66 0xf04
+					      0 59 0xf04 0 68 0xf04 0 69 0xf04
+					      0 70 0xf04 0 71 0xf04 0 72 0xf04
+					      0 73 0xf04 0 74 0xf04 0 75 0xf04
+					      0 76 0xf04 0 77 0xf04 0 78 0xf04
+					      0 79 0xf04>;
+			};
+		};
+		general-purpose {
+			gp-0 {
+				qrange = <4000 64>;
+			};
+			netcp-tx {
+				qrange = <896 128>;
+				qalloc-by-id;
+			};
+		};
+	};
+	descriptor-regions {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+		region-12 {
+			id = <12>;
+			region-spec = <8192 128>;	/* num_desc desc_size */
+			link-index = <0x4000>;
+		};
+	};
+}; /* qmss */
+
+knav_dmas: knav_dmas@0 {
+	compatible = "ti,keystone-navigator-dma";
+	clocks = <&papllclk>;
+	#address-cells = <1>;
+	#size-cells = <1>;
+	ranges;
+	ti,navigator-cloud-address = <0x23a80000 0x23a90000
+				 0x23a80000 0x23a90000>;
+
+	dma_gbe: dma_gbe@0 {
+		reg = <0x24186000 0x100>,
+			  <0x24187000 0x2a0>,
+			  <0x24188000 0xb60>,
+			  <0x24186100 0x80>,
+			  <0x24189000 0x1000>;
+		reg-names = "global", "txchan", "rxchan",
+				"txsched", "rxflow";
+	};
+};
+
+netcp: netcp@24000000 {
+	reg = <0x2620110 0x8>;
+	reg-names = "efuse";
+	compatible = "ti,netcp-1.0";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	/* NetCP address range */
+	ranges = <0 0x24000000 0xffffff>;
+
+	clocks = <&papllclk>, <&clkcpgmac>, <&chipclk12>;
+	dma-coherent;
+
+	ti,navigator-dmas = <&dma_gbe 0>,
+			<&dma_gbe 8>,
+			<&dma_gbe 0>;
+	ti,navigator-dma-names = "netrx0", "netrx1", "nettx";
+
+	netcp-devices {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+		gbe@200000 { /* ETHSS */
+			label = "netcp-gbe";
+			compatible = "ti,netcp-gbe-9";
+			reg = <0x200000 0x900>, <0x220000 0x1ffff>;
+			/* enable-ale; */
+			tx-queue = <896>;
+			tx-channel = "nettx";
+
+			interfaces {
+				gbe0: interface-0 {
+					slave-port = <0>;
+					link-interface	= <1>;
+					phy-handle	= <&ethphy0>;
+				};
+				gbe1: interface-1 {
+					slave-port = <1>;
+					link-interface	= <1>;
+					phy-handle	= <&ethphy1>;
+				};
+			};
+
+			secondary-slave-ports {
+				port-2 {
+					slave-port = <2>;
+					link-interface	= <2>;
+				};
+				port-3 {
+					slave-port = <3>;
+					link-interface	= <2>;
+				};
+				port-4 {
+					slave-port = <4>;
+					link-interface	= <2>;
+				};
+				port-5 {
+					slave-port = <5>;
+					link-interface	= <2>;
+				};
+				port-6 {
+					slave-port = <6>;
+					link-interface	= <2>;
+				};
+				port-7 {
+					slave-port = <7>;
+					link-interface	= <2>;
+				};
+			};
+		};
+	};
+
+	netcp-interfaces {
+		interface-0 {
+			rx-channel = "netrx0";
+			rx-pool = <1024 12>;
+			tx-pool = <1024 12>;
+			rx-queue-depth = <128 128 0 0>;
+			rx-buffer-size = <1518 4096 0 0>;
+			rx-queue = <528>;
+			tx-completion-queue = <530>;
+			efuse-mac = <1>;
+			netcp-gbe = <&gbe0>;
+
+		};
+		interface-1 {
+			rx-channel = "netrx1";
+			rx-pool = <1024 12>;
+			tx-pool = <1024 12>;
+			rx-queue-depth = <128 128 0 0>;
+			rx-buffer-size = <1518 4096 0 0>;
+			rx-queue = <529>;
+			tx-completion-queue = <531>;
+			efuse-mac = <0>;
+			local-mac-address = [02 18 31 7e 3e 00];
+			netcp-gbe = <&gbe1>;
+		};
+	};
+};

arch/arm/boot/dts/k2e.dtsi

@@ -130,6 +130,7 @@
 					<GIC_SPI 376 IRQ_TYPE_EDGE_RISING>;
 			};
 		};
+		/include/ "k2e-netcp.dtsi"
 	};
 };