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feat(dedic_gpio): add reset and clock control functions

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This commit is contained in:
morris
2024-03-28 17:59:21 +08:00
parent 1b8e1df648
commit b4de983dbc
3 changed files with 73 additions and 4 deletions
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15
components/esp_driver_gpio/src/dedic_gpio.c
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2020-2021 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2020-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -28,6 +28,8 @@
#include "soc/dedic_gpio_periph.h"
#if SOC_DEDIC_GPIO_ALLOW_REG_ACCESS
#include "soc/dedic_gpio_struct.h"
#endif
#if !SOC_DEDIC_PERIPH_ALWAYS_ENABLE
#include "hal/dedic_gpio_ll.h"
#endif
@@ -84,7 +86,11 @@ static esp_err_t dedic_gpio_build_platform(int core_id)
s_platform[core_id]->dev = &DEDIC_GPIO;
#endif // SOC_DEDIC_GPIO_ALLOW_REG_ACCESS
#if !SOC_DEDIC_PERIPH_ALWAYS_ENABLE
periph_module_enable(dedic_gpio_periph_signals.module); // enable APB clock to peripheral
// enable dedicated GPIO register clock
PERIPH_RCC_ATOMIC() {
dedic_gpio_ll_enable_bus_clock(true);
dedic_gpio_ll_reset_register();
}
#endif // !SOC_DEDIC_PERIPH_ALWAYS_ENABLE
}
}
@@ -107,7 +113,10 @@ static void dedic_gpio_break_platform(uint32_t core_id)
free(s_platform[core_id]);
s_platform[core_id] = NULL;
#if !SOC_DEDIC_PERIPH_ALWAYS_ENABLE
periph_module_disable(dedic_gpio_periph_signals.module); // disable module if no GPIO channel is being used
// disable the register clock if no GPIO channel is in use
PERIPH_RCC_ATOMIC() {
dedic_gpio_ll_enable_bus_clock(false);
}
#endif // !SOC_DEDIC_PERIPH_ALWAYS_ENABLE
}
_lock_release(&s_platform_mutexlock[core_id]);