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refactor(clk_tree): use general api to enable the clk

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This commit is contained in:
Chen Jichang
2026-05-15 13:55:37 +08:00
committed by BOT
parent 8f7209c611
commit d1a64bffc0
52 changed files with 1095 additions and 673 deletions
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components/esp_driver_i2c/i2c_common.c
+4 -19
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2023-2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2023-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -25,7 +25,7 @@
#include "soc/clk_tree_defs.h"
#include "hal/i2c_periph.h"
#include "esp_clk_tree.h"
#include "clk_ctrl_os.h"
#include "esp_private/esp_clk_tree_common.h"
#include "esp_private/gpio.h"
#include "esp_private/esp_gpio_reserve.h"
#if SOC_LP_I2C_SUPPORTED
@@ -233,15 +233,7 @@ esp_err_t i2c_release_bus_handle(i2c_bus_handle_t i2c_bus)
}
_lock_release(&s_i2c_platform.mutex);
switch (clk_src) {
#if SOC_I2C_SUPPORT_RTC
case I2C_CLK_SRC_RC_FAST:
periph_rtc_dig_clk8m_disable();
break;
#endif // SOC_I2C_SUPPORT_RTC
default:
break;
}
ESP_RETURN_ON_ERROR(esp_clk_tree_enable_src(clk_src, false), TAG, "clock source clock disable failed");
if (do_deinitialize) {
ESP_LOGD(TAG, "delete bus %d", port_num);
@@ -268,14 +260,7 @@ esp_err_t i2c_select_periph_clock(i2c_bus_handle_t handle, soc_module_clk_t clk_
ESP_RETURN_ON_FALSE(!clock_selection_conflict, ESP_ERR_INVALID_STATE, TAG,
"group clock conflict, already is %d but attempt to %d", handle->clk_src, clk_src);
// TODO: [clk_tree] to use a generic clock enable/disable or acquire/release function for all clock source
#if SOC_I2C_SUPPORT_RTC
if (clk_src == (soc_module_clk_t)I2C_CLK_SRC_RC_FAST) {
// RC_FAST clock is not enabled automatically on start up, we enable it here manually.
// Note there's a ref count in the enable/disable function, we must call them in pair in the driver.
periph_rtc_dig_clk8m_enable();
}
#endif // SOC_I2C_SUPPORT_RTC
ESP_RETURN_ON_ERROR(esp_clk_tree_enable_src(clk_src, true), TAG, "clock source clock enable failed");
ESP_RETURN_ON_ERROR(esp_clk_tree_src_get_freq_hz(clk_src, ESP_CLK_TREE_SRC_FREQ_PRECISION_APPROX, &periph_src_clk_hz), TAG, "i2c get clock frequency error");