zephyr/soc/silabs/common/pinctrl_soc.h

96 lines
2.4 KiB
C

/*
* Copyright (c) 2022 Silicon Labs
*
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @file
* Silabs SoC specific helpers for pinctrl driver
*/
#ifndef ZEPHYR_SOC_ARM_SILABS_GECKO_COMMON_PINCTRL_SOC_H_
#define ZEPHYR_SOC_ARM_SILABS_GECKO_COMMON_PINCTRL_SOC_H_
#include <stdint.h>
#include <zephyr/devicetree.h>
#if CONFIG_SOC_FAMILY_SILABS_S1
#include <zephyr/dt-bindings/pinctrl/gecko-pinctrl-s1.h>
#else
#include <zephyr/dt-bindings/pinctrl/gecko-pinctrl.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
/** @cond INTERNAL_HIDDEN */
/** Type for gecko pin. */
typedef uint32_t pinctrl_soc_pin_t;
/**
* @brief Utility macro to initialize each pin.
*
* @param node_id Node identifier.
* @param prop Property name.
* @param idx Property entry index.
*/
#define Z_PINCTRL_STATE_PIN_INIT(node_id, prop, idx) (DT_PROP_BY_IDX(node_id, prop, idx)),
/**
* @brief Utility macro to initialize state pins contained in a given property.
*
* @param node_id Node identifier.
* @param prop Property name describing state pins.
*/
#define Z_PINCTRL_STATE_PINS_INIT(node_id, prop) \
{ \
DT_FOREACH_CHILD_VARGS(DT_PHANDLE(node_id, prop), DT_FOREACH_PROP_ELEM, psels, \
Z_PINCTRL_STATE_PIN_INIT) \
}
/**
* @brief Utility macro to obtain pin function.
*
* @param pincfg Pin configuration bit field.
*/
#define GECKO_GET_FUN(pincfg) (((pincfg) >> GECKO_FUN_POS) & GECKO_FUN_MSK)
/**
* @brief Utility macro to obtain port configuration.
*
* @param pincfg port configuration bit field.
*/
#define GECKO_GET_PORT(pincfg) (((pincfg) >> GECKO_PORT_POS) & GECKO_PORT_MSK)
/**
* @brief Utility macro to obtain pin configuration.
*
* @param pincfg pin configuration bit field.
*/
#define GECKO_GET_PIN(pincfg) (((pincfg) >> GECKO_PIN_POS) & GECKO_PIN_MSK)
/**
* @brief Utility macro to obtain location configuration.
*
* @param pincfg Loc configuration bit field.
*/
#define GECKO_GET_LOC(pincfg) (((pincfg) >> GECKO_LOC_POS) & GECKO_LOC_MSK)
/**
* @brief Utility macro to obtain speed configuration.
*
* @param pincfg speed configuration bit field.
*/
#define GECKO_GET_SPEED(pincfg) (((pincfg) >> GECKO_SPEED_POS) & GECKO_SPEED_MSK)
/** @endcond */
#ifdef __cplusplus
}
#endif
#endif /* ZEPHYR_SOC_ARM_SILABS_GECKO_COMMON_PINCTRL_SOC_H_ */