You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
56 lines
1.4 KiB
56 lines
1.4 KiB
/** |
|
* Copyright 2024 NXP |
|
* SPDX-License-Identifier: Apache-2.0 |
|
*/ |
|
|
|
#include <zephyr/kernel.h> |
|
#include <zephyr/init.h> |
|
#include <zephyr/devicetree.h> |
|
#include <zephyr/logging/log.h> |
|
#include <zephyr/drivers/gpio.h> |
|
|
|
LOG_MODULE_REGISTER(board_control, CONFIG_BOARD_MIMX93_EVK_LOG_LEVEL); |
|
|
|
#if DT_HAS_COMPAT_STATUS_OKAY(imx93evk_exp_sel) && IS_ENABLED(CONFIG_BOARD_MIMX93_EVK_EXP_SEL_INIT) |
|
|
|
#define BOARD_EXP_SEL_NODE DT_COMPAT_GET_ANY_STATUS_OKAY(imx93evk_exp_sel) |
|
|
|
#define BOARD_EXP_SEL_MUX_A (0U) |
|
#define BOARD_EXP_SEL_MUX_B (1U) |
|
|
|
static int board_init_exp_sel(void) |
|
{ |
|
int rc = 0; |
|
const struct gpio_dt_spec mux = GPIO_DT_SPEC_GET(BOARD_EXP_SEL_NODE, mux_gpios); |
|
uint32_t pin_state = DT_ENUM_IDX(BOARD_EXP_SEL_NODE, mux); |
|
|
|
if (!gpio_is_ready_dt(&mux)) { |
|
LOG_ERR("EXP_SEL Pin port is not ready"); |
|
return -ENODEV; |
|
} |
|
|
|
#if defined(CONFIG_CAN) |
|
if (pin_state != BOARD_EXP_SEL_MUX_A) { |
|
LOG_WRN("CAN is enabled, EXP_SEL overrides to A"); |
|
pin_state = BOARD_EXP_SEL_MUX_A; |
|
} |
|
#endif /* CONFIG_CAN */ |
|
|
|
rc = gpio_pin_configure_dt(&mux, pin_state); |
|
if (rc) { |
|
LOG_ERR("Write EXP_SEL Pin error %d", rc); |
|
return rc; |
|
} |
|
LOG_INF("EXP_SEL mux %c with priority %d", pin_state ? 'B' : 'A', |
|
CONFIG_BOARD_MIMX93_EVK_EXP_SEL_INIT_PRIO); |
|
|
|
return 0; |
|
} |
|
|
|
SYS_INIT(board_init_exp_sel, POST_KERNEL, CONFIG_BOARD_MIMX93_EVK_EXP_SEL_INIT_PRIO); |
|
|
|
#endif |
|
/* |
|
* DT_HAS_COMPAT_STATUS_OKAY(imx93evk_exp_sel) && \ |
|
* IS_ENABLED(CONFIG_BOARD_MIMX93_EVK_EXP_SEL_INIT) |
|
*/
|
|
|