1/*
  2 * Copyright 2013-2014 Texas Instruments, Inc.
  3 *
  4 * Keystone 2 Kepler/Hawking EVM device tree
  5 *
  6 * This program is free software; you can redistribute it and/or modify
  7 * it under the terms of the GNU General Public License version 2 as
  8 * published by the Free Software Foundation.
  9 */
 10/dts-v1/;
 11
 12#include "keystone.dtsi"
 13#include "k2hk.dtsi"
 14
 15/ {
 16	compatible =  "ti,k2hk-evm","ti,keystone";
 17	model = "Texas Instruments Keystone 2 Kepler/Hawking EVM";
 18
 19	soc {
 20		clocks {
 21			refclksys: refclksys {
 22				#clock-cells = <0>;
 23				compatible = "fixed-clock";
 24				clock-frequency = <122880000>;
 25				clock-output-names = "refclk-sys";
 26			};
 27
 28			refclkpass: refclkpass {
 29				#clock-cells = <0>;
 30				compatible = "fixed-clock";
 31				clock-frequency = <122880000>;
 32				clock-output-names = "refclk-pass";
 33			};
 34
 35			refclkarm: refclkarm {
 36				#clock-cells = <0>;
 37				compatible = "fixed-clock";
 38				clock-frequency = <125000000>;
 39				clock-output-names = "refclk-arm";
 40			};
 41
 42			refclkddr3a: refclkddr3a {
 43				#clock-cells = <0>;
 44				compatible = "fixed-clock";
 45				clock-frequency = <100000000>;
 46				clock-output-names = "refclk-ddr3a";
 47			};
 48
 49			refclkddr3b: refclkddr3b {
 50				#clock-cells = <0>;
 51				compatible = "fixed-clock";
 52				clock-frequency = <100000000>;
 53				clock-output-names = "refclk-ddr3b";
 54			};
 55		};
 56	};
 57
 58	leds {
 59		compatible = "gpio-leds";
 60		debug1_1 {
 61			label = "keystone:green:debug1";
 62			gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>; /* 12 */
 63		};
 64
 65		debug1_2 {
 66			label = "keystone:red:debug1";
 67			gpios = <&gpio0 13 GPIO_ACTIVE_HIGH>; /* 13 */
 68		};
 69
 70		debug2 {
 71			label = "keystone:blue:debug2";
 72			gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>; /* 14 */
 73		};
 74
 75		debug3 {
 76			label = "keystone:blue:debug3";
 77			gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>; /* 15 */
 78		};
 79	};
 80};
 81
 82&usb_phy {
 83	status = "okay";
 84};
 85
 86&usb {
 87	status = "okay";
 88};
 89
 90&aemif {
 91	cs0 {
 92		#address-cells = <2>;
 93		#size-cells = <1>;
 94		clock-ranges;
 95		ranges;
 96
 97		ti,cs-chipselect = <0>;
 98		/* all timings in nanoseconds */
 99		ti,cs-min-turnaround-ns = <12>;
100		ti,cs-read-hold-ns = <6>;
101		ti,cs-read-strobe-ns = <23>;
102		ti,cs-read-setup-ns = <9>;
103		ti,cs-write-hold-ns = <8>;
104		ti,cs-write-strobe-ns = <23>;
105		ti,cs-write-setup-ns = <8>;
106
107		nand@0,0 {
108			compatible = "ti,keystone-nand","ti,davinci-nand";
109			#address-cells = <1>;
110			#size-cells = <1>;
111			reg = <0 0 0x4000000
112			       1 0 0x0000100>;
113
114			ti,davinci-chipselect = <0>;
115			ti,davinci-mask-ale = <0x2000>;
116			ti,davinci-mask-cle = <0x4000>;
117			ti,davinci-mask-chipsel = <0>;
118			nand-ecc-mode = "hw";
119			ti,davinci-ecc-bits = <4>;
120			nand-on-flash-bbt;
121
122			partition@0 {
123				label = "u-boot";
124				reg = <0x0 0x100000>;
125				read-only;
126			};
127
128			partition@100000 {
129				label = "params";
130				reg = <0x100000 0x80000>;
131				read-only;
132			};
133
134			partition@180000 {
135				label = "ubifs";
136				reg = <0x180000 0x1fe80000>;
137			};
138		};
139	};
140};