99 lines
1.7 KiB
Plaintext
99 lines
1.7 KiB
Plaintext
/*
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* Copyright (c) 2020 Lemonbeat GmbH
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/dts-v1/;
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#include <nxp/nxp_lpc55S2x.dtsi>
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#include "lpcxpresso55s28_common.dtsi"
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/ {
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model = "NXP LPCXpresso55S28 board";
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compatible = "nxp,lpc55xxx", "nxp,lpc";
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aliases{
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sw0 = &user_button_1;
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sw1 = &user_button_2;
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sw2 = &user_button_3;
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};
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chosen {
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zephyr,sram = &sram0;
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zephyr,flash = &flash0;
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zephyr,console = &flexcomm0;
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zephyr,shell-uart = &flexcomm0;
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zephyr,entropy = &rng;
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};
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gpio_keys {
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compatible = "gpio-keys";
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user_button_1: button_0 {
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label = "User SW1";
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gpios = <&gpio0 5 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
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};
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user_button_2: button_1 {
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label = "User SW2";
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gpios = <&gpio1 18 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
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};
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user_button_3: button_2 {
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label = "User SW3";
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gpios = <&gpio1 9 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
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};
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};
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};
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&gpio0 {
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status = "okay";
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};
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&gpio1 {
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status = "okay";
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};
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&green_led {
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status = "okay";
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};
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&red_led {
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status = "okay";
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};
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&flexcomm0 {
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status = "okay";
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};
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&flexcomm4 {
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status = "okay";
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};
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&hs_lspi {
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status = "okay";
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dmas = <&dma0 2>, <&dma0 3>;
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dma-names = "rx", "tx";
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};
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&wwdt0 {
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status = "okay";
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};
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&adc0 {
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status = "okay";
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pinctrl-0 = <&pinmux_lpadc0>;
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pinctrl-names = "default";
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};
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&dma0 {
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/*
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* The total number of dma channels available is defined by
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* FSL_FEATURE_DMA_NUMBER_OF_CHANNELS in the SoC features file.
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* Since memory from the heap pool is allocated based on the number
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* of DMA channels, set this property to as many channels is needed
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* for the platform. Adjust HEAP_MEM_POOL_SIZE in case you need more
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* memory.
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*/
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dma-channels = <20>;
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status = "okay";
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};
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