| /* |
| * Copyright (c) 2018 Aapo Vienamo |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <zephyr/init.h> |
| #include <zephyr/drivers/gpio.h> |
| #include <zephyr/kernel.h> |
| |
| static const struct gpio_dt_spec ccs_gpio = |
| GPIO_DT_SPEC_GET(DT_NODELABEL(ccs_pwr), enable_gpios); |
| |
| static int pwr_ctrl_init(void) |
| { |
| int ret; |
| |
| if (!gpio_is_ready_dt(&ccs_gpio)) { |
| return -ENODEV; |
| } |
| |
| ret = gpio_pin_configure_dt(&ccs_gpio, GPIO_OUTPUT_HIGH); |
| if (ret < 0) { |
| return ret; |
| } |
| |
| k_sleep(K_MSEC(1)); /* Wait for the rail to come up and stabilize */ |
| |
| return 0; |
| } |
| |
| |
| #if CONFIG_SENSOR_INIT_PRIORITY <= CONFIG_BOARD_CCS_VDD_PWR_CTRL_INIT_PRIORITY |
| #error BOARD_CCS_VDD_PWR_CTRL_INIT_PRIORITY must be lower than SENSOR_INIT_PRIORITY |
| #endif |
| |
| SYS_INIT(pwr_ctrl_init, POST_KERNEL, |
| CONFIG_BOARD_CCS_VDD_PWR_CTRL_INIT_PRIORITY); |
