/* * Copyright (c) 2018 Phytec Messtechnik GmbH * * SPDX-License-Identifier: Apache-2.0 */ #include #include #include static int board_reel_board_init(struct device *dev) { ARG_UNUSED(dev); volatile NRF_GPIO_Type *gpio = NRF_P1; /* * Workaround to enable peripheral voltage. */ gpio->PIN_CNF[PERIPH_PON_PIN] = (GPIO_PIN_CNF_INPUT_Disconnect << GPIO_PIN_CNF_INPUT_Pos) | (GPIO_PIN_CNF_DIR_Output << GPIO_PIN_CNF_DIR_Pos); gpio->OUTSET = BIT(PERIPH_PON_PIN); return 0; } SYS_INIT(board_reel_board_init, PRE_KERNEL_2, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT);