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/* * 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; }; 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"; }; |