| /* |
| * Copyright (c) 2020 Nordic Semiconductor ASA |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| &pinctrl { |
| spi3_default_alt: spi3_default_alt { |
| group1 { |
| psels = <NRF_PSEL(SPIM_SCK, 0, 11)>, |
| <NRF_PSEL(SPIM_MOSI, 0, 12)>, |
| <NRF_PSEL(SPIM_MISO, 0, 13)>; |
| }; |
| }; |
| |
| spi3_sleep_alt: spi3_sleep_alt { |
| group1 { |
| psels = <NRF_PSEL(SPIM_SCK, 0, 11)>, |
| <NRF_PSEL(SPIM_MOSI, 0, 12)>, |
| <NRF_PSEL(SPIM_MISO, 0, 13)>; |
| low-power-enable; |
| }; |
| }; |
| }; |
| |
| &spi3 { |
| pinctrl-0 = <&spi3_default_alt>; |
| pinctrl-1 = <&spi3_sleep_alt>; |
| pinctrl-names = "default", "sleep"; |
| cs-gpios = <&gpio0 20 GPIO_ACTIVE_LOW>, |
| <&gpio0 10 GPIO_ACTIVE_LOW>; |
| |
| at45db0: at45db041e@0 { |
| compatible = "atmel,at45"; |
| reg = <0>; |
| spi-max-frequency = <15000000>; |
| jedec-id = [1f 24 00]; |
| size = <4194304>; |
| sector-size = <65536>; |
| block-size = <2048>; |
| page-size = <256>; |
| enter-dpd-delay = <2000>; |
| exit-dpd-delay = <35000>; |
| status = "disabled"; |
| }; |
| |
| at45db1: at45db321e@1 { |
| compatible = "atmel,at45"; |
| reg = <1>; |
| spi-max-frequency = <15000000>; |
| jedec-id = [1f 27 01]; |
| size = <33554432>; |
| sector-size = <65536>; |
| block-size = <4096>; |
| page-size = <512>; |
| use-udpd; |
| enter-dpd-delay = <1000>; |
| exit-dpd-delay = <180000>; |
| status = "okay"; |
| }; |
| }; |
| |
| &uart0 { |
| /* |
| * Only TX is used in this sample, so disable RX to prevent UART |
| * receiver from being enabled and consuming power. |
| */ |
| disable-rx; |
| }; |
