blob: 19f228653bada00d69a98765e5ad2bb9886ab1ba [file] [log] [blame]
/*
* Copyright (c) 2020 Lemonbeat GmbH
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <nxp/nxp_lpc55S2x.dtsi>
#include "lpcxpresso55s28_common.dtsi"
/ {
model = "NXP LPCXpresso55S28 board";
compatible = "nxp,lpc55xxx", "nxp,lpc";
aliases{
sw0 = &user_button_1;
sw1 = &user_button_2;
sw2 = &user_button_3;
watchdog0 = &wwdt0;
accel0 = &mma8652fc;
};
chosen {
zephyr,sram = &sram0;
zephyr,flash = &flash0;
zephyr,console = &flexcomm0;
zephyr,shell-uart = &flexcomm0;
zephyr,entropy = &rng;
};
gpio_keys {
compatible = "gpio-keys";
user_button_1: button_0 {
label = "User SW1";
gpios = <&gpio0 5 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
};
user_button_2: button_1 {
label = "User SW2";
gpios = <&gpio1 18 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
};
user_button_3: button_2 {
label = "User SW3";
gpios = <&gpio1 9 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
};
};
};
&gpio0 {
status = "okay";
};
&gpio1 {
status = "okay";
};
&green_led {
status = "okay";
};
&red_led {
status = "okay";
};
&flexcomm0 {
status = "okay";
};
&flexcomm4 {
status = "okay";
};
&hs_lspi {
status = "okay";
dmas = <&dma0 2>, <&dma0 3>;
dma-names = "rx", "tx";
};
&wwdt0 {
status = "okay";
};
&adc0 {
status = "okay";
pinctrl-0 = <&pinmux_lpadc0>;
pinctrl-names = "default";
};
&dma0 {
/*
* The total number of dma channels available is defined by
* FSL_FEATURE_DMA_NUMBER_OF_CHANNELS in the SoC features file.
* Since memory from the heap pool is allocated based on the number
* of DMA channels, set this property to as many channels is needed
* for the platform. Adjust HEAP_MEM_POOL_SIZE in case you need more
* memory.
*/
dma-channels = <20>;
status = "okay";
};
&flash0 {
/*
* LPC flash controller requires minimum 512 byte write to flash,
* so MCUBoot is not supported. Just provide storage and code partition.
*/
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
slot0_partition: partition@0 {
label = "image-0";
reg = <0x00000000 DT_SIZE_K(448)>;
};
storage_partition: partition@70000 {
label = "storage";
reg = <0x00070000 DT_SIZE_K(64)>;
};
};
};