mirror of
https://github.com/espressif/esp-idf.git
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127 lines
3.8 KiB
C
127 lines
3.8 KiB
C
/*
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* SPDX-FileCopyrightText: 2020-2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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#include <stdbool.h>
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#include "hal/misc.h"
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#include "soc/dedic_gpio_struct.h"
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#include "soc/system_reg.h"
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static inline void _dedic_gpio_ll_enable_bus_clock(bool enable)
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{
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uint32_t reg_val = READ_PERI_REG(DPORT_CPU_PERI_CLK_EN_REG);
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reg_val &= ~DPORT_CLK_EN_DEDICATED_GPIO_M;
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reg_val |= enable << DPORT_CLK_EN_DEDICATED_GPIO_S;
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WRITE_PERI_REG(DPORT_CPU_PERI_CLK_EN_REG, reg_val);
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}
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/// use a macro to wrap the function, force the caller to use it in a critical section
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/// the critical section needs to declare the __DECLARE_RCC_ATOMIC_ENV variable in advance
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#define dedic_gpio_ll_enable_bus_clock(...) (void)__DECLARE_RCC_ATOMIC_ENV; _dedic_gpio_ll_enable_bus_clock(__VA_ARGS__)
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static inline void _dedic_gpio_ll_reset_register(void)
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{
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WRITE_PERI_REG(DPORT_CPU_PERI_RST_EN_REG, DPORT_RST_EN_DEDICATED_GPIO_M);
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WRITE_PERI_REG(DPORT_CPU_PERI_RST_EN_REG, 0);
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}
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/// use a macro to wrap the function, force the caller to use it in a critical section
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/// the critical section needs to declare the __DECLARE_RCC_ATOMIC_ENV variable in advance
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#define dedic_gpio_ll_reset_register(...) (void)__DECLARE_RCC_ATOMIC_ENV; _dedic_gpio_ll_reset_register(__VA_ARGS__)
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static inline void dedic_gpio_ll_enable_instruction_access_out(dedic_dev_t *dev, uint32_t channel_mask, bool enable)
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{
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if (enable) {
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dev->gpio_out_cpu.val |= channel_mask;
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} else {
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dev->gpio_out_cpu.val &= ~channel_mask;
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}
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}
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static inline void dedic_gpio_ll_write_all(dedic_dev_t *dev, uint32_t value)
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{
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dev->gpio_out_drt.val = value;
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}
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static inline void dedic_gpio_ll_write_mask(dedic_dev_t *dev, uint32_t channel_mask, uint32_t value)
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{
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dedic_gpio_out_msk_reg_t d = {
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.gpio_out_value = value,
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.gpio_out_msk = channel_mask,
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};
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dev->gpio_out_msk.val = d.val;
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}
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static inline void dedic_gpio_ll_set_channel(dedic_dev_t *dev, uint32_t channel)
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{
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dev->gpio_out_idv.val = 1 << (2 * channel);
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}
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static inline void dedic_gpio_ll_clear_channel(dedic_dev_t *dev, uint32_t channel)
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{
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dev->gpio_out_idv.val = 2 << (2 * channel);
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}
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static inline void dedic_gpio_ll_toggle_channel(dedic_dev_t *dev, uint32_t channel)
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{
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dev->gpio_out_idv.val = 3 << (2 * channel);
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}
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static inline uint32_t dedic_gpio_ll_read_out_all(dedic_dev_t *dev)
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{
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return HAL_FORCE_READ_U32_REG_FIELD(dev->gpio_out_scan, gpio_out_status);
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}
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static inline uint32_t dedic_gpio_ll_read_in_all(dedic_dev_t *dev)
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{
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return HAL_FORCE_READ_U32_REG_FIELD(dev->gpio_in_scan, gpio_in_status);
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}
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static inline void dedic_gpio_ll_set_input_delay(dedic_dev_t *dev, uint32_t channel, uint32_t delay_cpu_clks)
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{
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dev->gpio_in_dly.val &= ~(3 << (2 * channel));
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dev->gpio_in_dly.val |= (delay_cpu_clks & 0x03) << (2 * channel);
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}
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static inline uint32_t dedic_gpio_ll_get_input_delay(dedic_dev_t *dev, uint32_t channel)
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{
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return (dev->gpio_in_dly.val & (3 << (2 * channel)) >> (2 * channel));
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}
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static inline void dedic_gpio_ll_set_interrupt_type(dedic_dev_t *dev, uint32_t channel, uint32_t type)
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{
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dev->gpio_intr_rcgn.val &= ~(7 << (3 * channel));
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dev->gpio_intr_rcgn.val |= (type & 0x07) << (3 * channel);
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}
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static inline void dedic_gpio_ll_enable_interrupt(dedic_dev_t *dev, uint32_t channel_mask, bool enable)
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{
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if (enable) {
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dev->gpio_intr_rls.val |= channel_mask;
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} else {
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dev->gpio_intr_rls.val &= ~channel_mask;
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}
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}
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static inline uint32_t __attribute__((always_inline)) dedic_gpio_ll_get_interrupt_status(dedic_dev_t *dev)
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{
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return dev->gpio_intr_st.val;
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}
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static inline void __attribute__((always_inline)) dedic_gpio_ll_clear_interrupt_status(dedic_dev_t *dev, uint32_t channel_mask)
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{
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dev->gpio_intr_clr.val = channel_mask;
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}
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#ifdef __cplusplus
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}
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#endif
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