96 lines
2.4 KiB
C
96 lines
2.4 KiB
C
/*
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* Copyright (c) 2022 Silicon Labs
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @file
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* Silabs SoC specific helpers for pinctrl driver
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*/
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#ifndef ZEPHYR_SOC_ARM_SILABS_GECKO_COMMON_PINCTRL_SOC_H_
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#define ZEPHYR_SOC_ARM_SILABS_GECKO_COMMON_PINCTRL_SOC_H_
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#include <stdint.h>
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#include <zephyr/devicetree.h>
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#if CONFIG_SOC_GECKO_SERIES1
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#include <zephyr/dt-bindings/pinctrl/gecko-pinctrl-s1.h>
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#else
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#include <zephyr/dt-bindings/pinctrl/gecko-pinctrl.h>
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** @cond INTERNAL_HIDDEN */
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/** Type for gecko pin. */
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typedef uint32_t pinctrl_soc_pin_t;
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/**
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* @brief Utility macro to initialize each pin.
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*
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* @param node_id Node identifier.
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* @param prop Property name.
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* @param idx Property entry index.
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*/
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#define Z_PINCTRL_STATE_PIN_INIT(node_id, prop, idx) (DT_PROP_BY_IDX(node_id, prop, idx)),
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/**
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* @brief Utility macro to initialize state pins contained in a given property.
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*
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* @param node_id Node identifier.
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* @param prop Property name describing state pins.
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*/
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#define Z_PINCTRL_STATE_PINS_INIT(node_id, prop) \
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{ \
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DT_FOREACH_CHILD_VARGS(DT_PHANDLE(node_id, prop), DT_FOREACH_PROP_ELEM, psels, \
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Z_PINCTRL_STATE_PIN_INIT) \
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}
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/**
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* @brief Utility macro to obtain pin function.
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*
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* @param pincfg Pin configuration bit field.
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*/
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#define GECKO_GET_FUN(pincfg) (((pincfg) >> GECKO_FUN_POS) & GECKO_FUN_MSK)
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/**
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* @brief Utility macro to obtain port configuration.
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*
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* @param pincfg port configuration bit field.
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*/
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#define GECKO_GET_PORT(pincfg) (((pincfg) >> GECKO_PORT_POS) & GECKO_PORT_MSK)
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/**
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* @brief Utility macro to obtain pin configuration.
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*
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* @param pincfg pin configuration bit field.
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*/
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#define GECKO_GET_PIN(pincfg) (((pincfg) >> GECKO_PIN_POS) & GECKO_PIN_MSK)
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/**
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* @brief Utility macro to obtain location configuration.
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*
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* @param pincfg Loc configuration bit field.
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*/
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#define GECKO_GET_LOC(pincfg) (((pincfg) >> GECKO_LOC_POS) & GECKO_LOC_MSK)
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/**
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* @brief Utility macro to obtain speed configuration.
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*
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* @param pincfg speed configuration bit field.
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*/
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#define GECKO_GET_SPEED(pincfg) (((pincfg) >> GECKO_SPEED_POS) & GECKO_SPEED_MSK)
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/** @endcond */
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#ifdef __cplusplus
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}
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#endif
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#endif /* ZEPHYR_SOC_ARM_SILABS_GECKO_COMMON_PINCTRL_SOC_H_ */
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