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feat(sdio_slave): add reset and clock control functions

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This commit is contained in:
morris
2024-03-28 18:13:04 +08:00
parent b4de983dbc
commit b55a0e015a
3 changed files with 139 additions and 76 deletions
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22
components/esp_driver_sdio/src/sdio_slave.c
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -83,6 +83,7 @@ The driver of FIFOs works as below:
#include "freertos/FreeRTOS.h"
#include "soc/soc_memory_layout.h"
#include "soc/gpio_periph.h"
#include "soc/soc_caps.h"
#include "esp_cpu.h"
#include "freertos/semphr.h"
#include "esp_private/periph_ctrl.h"
@@ -100,6 +101,12 @@ static const char TAG[] = "sdio_slave";
#define SDIO_SLAVE_LOGE(s, ...) ESP_LOGE(TAG, "%s(%d): "s, __FUNCTION__,__LINE__,##__VA_ARGS__)
#define SDIO_SLAVE_LOGW(s, ...) ESP_LOGW(TAG, "%s: "s, __FUNCTION__,##__VA_ARGS__)
#if !SOC_RCC_IS_INDEPENDENT
#define SDIO_SLAVE_RCC_ATOMIC() PERIPH_RCC_ATOMIC()
#else
#define SDIO_SLAVE_RCC_ATOMIC()
#endif
// sdio_slave_buf_handle_t is of type recv_desc_t*;
typedef struct recv_desc_s {
union {
@@ -304,9 +311,11 @@ static inline esp_err_t sdio_slave_hw_init(sdio_slave_config_t *config)
}
configure_pin(slot->d3_gpio, slot->func, pullup);
//enable module and config
periph_module_reset(PERIPH_SDIO_SLAVE_MODULE);
periph_module_enable(PERIPH_SDIO_SLAVE_MODULE);
//enable register clock
SDIO_SLAVE_RCC_ATOMIC() {
sdio_slave_ll_enable_bus_clock(true);
sdio_slave_ll_reset_register();
}
sdio_slave_hal_hw_init(context.hal);
return ESP_OK;
@@ -333,6 +342,11 @@ static void sdio_slave_hw_deinit(void)
recover_pin(slot->d1_gpio, slot->func);
recover_pin(slot->d2_gpio, slot->func);
recover_pin(slot->d3_gpio, slot->func);
//disable register clock
SDIO_SLAVE_RCC_ATOMIC() {
sdio_slave_ll_enable_bus_clock(false);
}
}
esp_err_t sdio_slave_initialize(sdio_slave_config_t *config)