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/*
* Copyright 2013-2014 Texas Instruments, Inc.
*
* Keystone 2 Kepler/Hawking EVM device tree
*
* 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.
*/
/dts-v1/;
#include "keystone.dtsi"
#include "k2hk.dtsi"
/ {
compatible = "ti,k2hk-evm","ti,keystone";
model = "Texas Instruments Keystone 2 Kepler/Hawking EVM";
soc {
clocks {
refclksys: refclksys {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <122880000>;
clock-output-names = "refclk-sys";
};
refclkpass: refclkpass {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <122880000>;
clock-output-names = "refclk-pass";
};
refclkarm: refclkarm {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <125000000>;
clock-output-names = "refclk-arm";
};
refclkddr3a: refclkddr3a {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <100000000>;
clock-output-names = "refclk-ddr3a";
};
refclkddr3b: refclkddr3b {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <100000000>;
clock-output-names = "refclk-ddr3b";
};
};
};
leds {
compatible = "gpio-leds";
debug1_1 {
label = "keystone:green:debug1";
gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>; /* 12 */
};
debug1_2 {
label = "keystone:red:debug1";
gpios = <&gpio0 13 GPIO_ACTIVE_HIGH>; /* 13 */
};
debug2 {
label = "keystone:blue:debug2";
gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>; /* 14 */
};
debug3 {
label = "keystone:blue:debug3";
gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>; /* 15 */
};
};
};
&usb_phy {
status = "okay";
};
&usb {
status = "okay";
};
&aemif {
cs0 {
#address-cells = <2>;
#size-cells = <1>;
clock-ranges;
ranges;
ti,cs-chipselect = <0>;
/* all timings in nanoseconds */
ti,cs-min-turnaround-ns = <12>;
ti,cs-read-hold-ns = <6>;
ti,cs-read-strobe-ns = <23>;
ti,cs-read-setup-ns = <9>;
ti,cs-write-hold-ns = <8>;
ti,cs-write-strobe-ns = <23>;
ti,cs-write-setup-ns = <8>;
nand@0,0 {
compatible = "ti,keystone-nand","ti,davinci-nand";
#address-cells = <1>;
#size-cells = <1>;
reg = <0 0 0x4000000
1 0 0x0000100>;
ti,davinci-chipselect = <0>;
ti,davinci-mask-ale = <0x2000>;
ti,davinci-mask-cle = <0x4000>;
ti,davinci-mask-chipsel = <0>;
nand-ecc-mode = "hw";
ti,davinci-ecc-bits = <4>;
nand-on-flash-bbt;
partition@0 {
label = "u-boot";
reg = <0x0 0x100000>;
read-only;
};
partition@100000 {
label = "params";
reg = <0x100000 0x80000>;
read-only;
};
partition@180000 {
label = "ubifs";
reg = <0x180000 0x1fe80000>;
};
};
};
};
&i2c0 {
dtt@50 {
compatible = "at,24c1024";
reg = <0x50>;
};
};
&spi0 {
nor_flash: n25q128a11@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "Micron,n25q128a11";
spi-max-frequency = <54000000>;
m25p,fast-read;
reg = <0>;
partition@0 {
label = "u-boot-spl";
reg = <0x0 0x80000>;
read-only;
};
partition@1 {
label = "misc";
reg = <0x80000 0xf80000>;
};
};
};
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