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@@ -0,0 +1,89 @@
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+/*
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+ * Device tree for LEGO MINDSTORMS EV3
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+ *
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+ * Copyright (C) 2017 David Lechner <david@lechnology.com>
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+ *
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+ * SPDX-License-Identifier: GPL-2.0+
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+ *
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+ * This is an absolute minimum device tree instead of using the one from Linux
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+ * because the bootloader on the EV3 is limited to 256k. This saves us >10k.
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+ */
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+
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+/dts-v1/;
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+
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+/ {
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+ #address-cells = <1>;
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+ #size-cells = <1>;
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+ compatible = "lego,ev3", "ti,da850";
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+ model = "LEGO MINDSTORMS EV3";
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+
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+ aliases {
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+ serial1 = &serial1;
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+ spi0 = &spi0;
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+ };
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+
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+ chosen {
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+ stdout-path = &serial1;
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+ };
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+
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+ memory {
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+ device_type = "memory";
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+ reg = <0xc0000000 0x04000000>;
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+ };
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+
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+ arm {
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+ #address-cells = <1>;
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+ #size-cells = <1>;
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+ ranges;
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+ intc: interrupt-controller@fffee000 {
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+ compatible = "ti,cp-intc";
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+ interrupt-controller;
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+ #interrupt-cells = <1>;
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+ ti,intc-size = <101>;
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+ reg = <0xfffee000 0x2000>;
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+ };
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+ };
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+
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+ soc@1c00000 {
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+ compatible = "simple-bus";
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+ model = "da850";
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+ #address-cells = <1>;
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+ #size-cells = <1>;
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+ ranges = <0x0 0x01c00000 0x400000>;
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+ interrupt-parent = <&intc>;
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+
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+ mmc0: mmc@40000 {
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+ compatible = "ti,da830-mmc";
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+ reg = <0x40000 0x1000>;
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+ cap-sd-highspeed;
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+ cap-mmc-highspeed;
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+ interrupts = <16>;
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+ max-frequency = <50000000>;
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+ bus-width = <4>;
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+ };
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+
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+ spi0: spi@41000 {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ compatible = "ti,da830-spi";
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+ reg = <0x41000 0x1000>;
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+ num-cs = <6>;
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+ ti,davinci-spi-intr-line = <1>;
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+ interrupts = <20>;
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+
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+ flash@0 {
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+ compatible = "micron,n25q128a13", "jedec,spi-nor", "spi-flash";
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+ reg = <0>;
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+ spi-max-frequency = <50000000>;
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+ };
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+ };
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+
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+ serial1: serial@10c000 {
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+ compatible = "ti,da830-uart", "ns16550a";
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+ reg = <0x10c000 0x100>;
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+ reg-io-width = <4>;
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+ reg-shift = <2>;
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+ interrupts = <53>;
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+ };
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+ };
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+};
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