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refactor(gpio): improve gpio_iomux_in/out API

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Song Ruo Jing
2025-01-14 16:51:58 +08:00
parent f7feecf63b
commit 3a8d065908
22 changed files with 332 additions and 306 deletions
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43
components/hal/esp32c3/include/hal/gpio_ll.h
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2020-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2020-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -473,17 +473,30 @@ static inline bool gpio_ll_is_digital_io_hold(gpio_dev_t *hw, uint32_t gpio_num)
}
/**
* @brief Set pad input to a peripheral signal through the IOMUX.
* @brief Configure peripheral signal input whether to bypass GPIO matrix.
*
* @param hw Peripheral GPIO hardware instance address.
* @param signal_idx Peripheral signal id to input. One of the ``*_IN_IDX`` signals in ``soc/gpio_sig_map.h``.
* @param from_gpio_matrix True if not to bypass GPIO matrix, otherwise False.
*/
__attribute__((always_inline))
static inline void gpio_ll_set_input_signal_from(gpio_dev_t *hw, uint32_t signal_idx, bool from_gpio_matrix)
{
hw->func_in_sel_cfg[signal_idx].sig_in_sel = from_gpio_matrix;
}
/**
* @brief Configure the source of output enable signal for the GPIO pin.
*
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number of the pad.
* @param signal_idx Peripheral signal id to input. One of the ``*_IN_IDX`` signals in ``soc/gpio_sig_map.h``.
* @param ctrl_by_periph True if use output enable signal from peripheral, false if force the output enable signal to be sourced from bit n of GPIO_ENABLE_REG
* @param oen_inv True if the output enable needs to be inverted, otherwise False.
*/
__attribute__((always_inline))
static inline void gpio_ll_iomux_in(gpio_dev_t *hw, uint32_t gpio, uint32_t signal_idx)
static inline void gpio_ll_set_output_enable_ctrl(gpio_dev_t *hw, uint8_t gpio_num, bool ctrl_by_periph, bool oen_inv)
{
hw->func_in_sel_cfg[signal_idx].sig_in_sel = 0;
PIN_INPUT_ENABLE(IO_MUX_GPIO0_REG + (gpio * 4));
hw->func_out_sel_cfg[gpio_num].oen_inv_sel = oen_inv;
hw->func_out_sel_cfg[gpio_num].oen_sel = !ctrl_by_periph;
}
/**
@@ -515,22 +528,6 @@ static inline void gpio_ll_set_pin_ctrl(uint32_t val, uint32_t bmap, uint32_t sh
SET_PERI_REG_BITS(PIN_CTRL, bmap, val, shift);
}
/**
* @brief Set peripheral output to an GPIO pad through the IOMUX.
*
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num gpio_num GPIO number of the pad.
* @param func The function number of the peripheral pin to output pin.
* One of the ``FUNC_X_*`` of specified pin (X) in ``soc/io_mux_reg.h``.
* @param oen_inv True if the output enable needs to be inverted, otherwise False.
*/
static inline void gpio_ll_iomux_out(gpio_dev_t *hw, uint8_t gpio_num, int func, uint32_t oen_inv)
{
hw->func_out_sel_cfg[gpio_num].oen_sel = 0;
hw->func_out_sel_cfg[gpio_num].oen_inv_sel = oen_inv;
gpio_ll_func_sel(hw, gpio_num, func);
}
/**
* @brief Get the GPIO number that is routed to the input peripheral signal through GPIO matrix.
*