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/*
* Device tree for LEGO MINDSTORMS EV3
*
* Copyright (C) 2017 David Lechner <david@lechnology.com>
*
* SPDX-License-Identifier: GPL-2.0+
*
* This is an absolute minimum device tree instead of using the one from Linux
* because the bootloader on the EV3 is limited to 256k. This saves us >10k.
*/
/dts-v1/;
/ {
#address-cells = <1>;
#size-cells = <1>;
compatible = "lego,ev3", "ti,da850";
model = "LEGO MINDSTORMS EV3";
aliases {
serial1 = &serial1;
spi0 = &spi0;
};
chosen {
stdout-path = &serial1;
};
memory {
device_type = "memory";
reg = <0xc0000000 0x04000000>;
};
arm {
#address-cells = <1>;
#size-cells = <1>;
ranges;
intc: interrupt-controller@fffee000 {
compatible = "ti,cp-intc";
interrupt-controller;
#interrupt-cells = <1>;
ti,intc-size = <101>;
reg = <0xfffee000 0x2000>;
};
};
soc@1c00000 {
compatible = "simple-bus";
model = "da850";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x0 0x01c00000 0x400000>;
interrupt-parent = <&intc>;
mmc0: mmc@40000 {
compatible = "ti,da830-mmc";
reg = <0x40000 0x1000>;
cap-sd-highspeed;
cap-mmc-highspeed;
interrupts = <16>;
max-frequency = <50000000>;
bus-width = <4>;
};
spi0: spi@41000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "ti,da830-spi";
reg = <0x41000 0x1000>;
num-cs = <6>;
ti,davinci-spi-intr-line = <1>;
interrupts = <20>;
flash@0 {
compatible = "micron,n25q128a13", "jedec,spi-nor", "spi-flash";
reg = <0>;
spi-max-frequency = <50000000>;
};
};
serial1: serial@10c000 {
compatible = "ti,da830-uart", "ns16550a";
reg = <0x10c000 0x100>;
reg-io-width = <4>;
reg-shift = <2>;
interrupts = <53>;
};
};
};
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