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feat(i2s): support tuning rate dynamically

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This commit is contained in:
laokaiyao
2025-02-17 16:20:24 +08:00
parent 0902e70e94
commit ad623893d4
23 changed files with 521 additions and 112 deletions
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components/hal/i2s_hal.c
+17 -13
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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
*/
@@ -68,68 +68,72 @@ void i2s_hal_init(i2s_hal_context_t *hal, int port_id)
}
#if SOC_PERIPH_CLK_CTRL_SHARED
void _i2s_hal_set_tx_clock(i2s_hal_context_t *hal, const i2s_hal_clock_info_t *clk_info, i2s_clock_src_t clk_src)
void _i2s_hal_set_tx_clock(i2s_hal_context_t *hal, const i2s_hal_clock_info_t *clk_info, i2s_clock_src_t clk_src, hal_utils_clk_div_t *ret_mclk_div)
{
if (clk_info) {
hal_utils_clk_div_t mclk_div = {};
hal_utils_clk_div_t *mclk_div_ptr = ret_mclk_div ? ret_mclk_div : &mclk_div;
#if SOC_I2S_HW_VERSION_2
_i2s_ll_tx_enable_clock(hal->dev);
_i2s_ll_mclk_bind_to_tx_clk(hal->dev);
#endif
_i2s_ll_tx_clk_set_src(hal->dev, clk_src);
i2s_hal_calc_mclk_precise_division(clk_info->sclk, clk_info->mclk, &mclk_div);
_i2s_ll_tx_set_mclk(hal->dev, &mclk_div);
i2s_hal_calc_mclk_precise_division(clk_info->sclk, clk_info->mclk, mclk_div_ptr);
_i2s_ll_tx_set_mclk(hal->dev, mclk_div_ptr);
i2s_ll_tx_set_bck_div_num(hal->dev, clk_info->bclk_div);
} else {
_i2s_ll_tx_clk_set_src(hal->dev, clk_src);
}
}
void _i2s_hal_set_rx_clock(i2s_hal_context_t *hal, const i2s_hal_clock_info_t *clk_info, i2s_clock_src_t clk_src)
void _i2s_hal_set_rx_clock(i2s_hal_context_t *hal, const i2s_hal_clock_info_t *clk_info, i2s_clock_src_t clk_src, hal_utils_clk_div_t *ret_mclk_div)
{
if (clk_info) {
hal_utils_clk_div_t mclk_div = {};
hal_utils_clk_div_t *mclk_div_ptr = ret_mclk_div ? ret_mclk_div : &mclk_div;
#if SOC_I2S_HW_VERSION_2
_i2s_ll_rx_enable_clock(hal->dev);
_i2s_ll_mclk_bind_to_rx_clk(hal->dev);
#endif
_i2s_ll_rx_clk_set_src(hal->dev, clk_src);
i2s_hal_calc_mclk_precise_division(clk_info->sclk, clk_info->mclk, &mclk_div);
_i2s_ll_rx_set_mclk(hal->dev, &mclk_div);
i2s_hal_calc_mclk_precise_division(clk_info->sclk, clk_info->mclk, mclk_div_ptr);
_i2s_ll_rx_set_mclk(hal->dev, mclk_div_ptr);
i2s_ll_rx_set_bck_div_num(hal->dev, clk_info->bclk_div);
} else {
_i2s_ll_rx_clk_set_src(hal->dev, clk_src);
}
}
#else
void i2s_hal_set_tx_clock(i2s_hal_context_t *hal, const i2s_hal_clock_info_t *clk_info, i2s_clock_src_t clk_src)
void i2s_hal_set_tx_clock(i2s_hal_context_t *hal, const i2s_hal_clock_info_t *clk_info, i2s_clock_src_t clk_src, hal_utils_clk_div_t *ret_mclk_div)
{
if (clk_info) {
hal_utils_clk_div_t mclk_div = {};
hal_utils_clk_div_t *mclk_div_ptr = ret_mclk_div ? ret_mclk_div : &mclk_div;
#if SOC_I2S_HW_VERSION_2
i2s_ll_tx_enable_clock(hal->dev);
i2s_ll_mclk_bind_to_tx_clk(hal->dev);
#endif
i2s_ll_tx_clk_set_src(hal->dev, clk_src);
i2s_hal_calc_mclk_precise_division(clk_info->sclk, clk_info->mclk, &mclk_div);
i2s_ll_tx_set_mclk(hal->dev, &mclk_div);
i2s_hal_calc_mclk_precise_division(clk_info->sclk, clk_info->mclk, mclk_div_ptr);
i2s_ll_tx_set_mclk(hal->dev, mclk_div_ptr);
i2s_ll_tx_set_bck_div_num(hal->dev, clk_info->bclk_div);
} else {
i2s_ll_tx_clk_set_src(hal->dev, clk_src);
}
}
void i2s_hal_set_rx_clock(i2s_hal_context_t *hal, const i2s_hal_clock_info_t *clk_info, i2s_clock_src_t clk_src)
void i2s_hal_set_rx_clock(i2s_hal_context_t *hal, const i2s_hal_clock_info_t *clk_info, i2s_clock_src_t clk_src, hal_utils_clk_div_t *ret_mclk_div)
{
if (clk_info) {
hal_utils_clk_div_t mclk_div = {};
hal_utils_clk_div_t *mclk_div_ptr = ret_mclk_div ? ret_mclk_div : &mclk_div;
#if SOC_I2S_HW_VERSION_2
i2s_ll_rx_enable_clock(hal->dev);
i2s_ll_mclk_bind_to_rx_clk(hal->dev);
#endif
i2s_ll_rx_clk_set_src(hal->dev, clk_src);
i2s_hal_calc_mclk_precise_division(clk_info->sclk, clk_info->mclk, &mclk_div);
i2s_ll_rx_set_mclk(hal->dev, &mclk_div);
i2s_hal_calc_mclk_precise_division(clk_info->sclk, clk_info->mclk, mclk_div_ptr);
i2s_ll_rx_set_mclk(hal->dev, mclk_div_ptr);
i2s_ll_rx_set_bck_div_num(hal->dev, clk_info->bclk_div);
} else {
i2s_ll_rx_clk_set_src(hal->dev, clk_src);