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feat(gdma): support lp ahb dma on esp32s31

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This commit is contained in:
Chen Jichang
2026-01-28 13:08:07 +08:00
committed by morris
parent 1535ac2b0a
commit 7656e0935e
18 changed files with 400 additions and 54 deletions
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components/esp_driver_dma/include/esp_async_memcpy.h
+16 -1
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2020-2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2020-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -97,6 +97,21 @@ esp_err_t esp_async_memcpy_install_gdma_ahb(const async_memcpy_config_t *config,
esp_err_t esp_async_memcpy_install_gdma_axi(const async_memcpy_config_t *config, async_memcpy_handle_t *mcp);
#endif // SOC_HAS(AXI_GDMA)
#if SOC_HAS(LP_AHB_GDMA)
/**
* @brief Install async memcpy driver, with LP AHB-GDMA as the backend
*
* @param[in] config Configuration of async memcpy
* @param[out] mcp Returned driver handle
* @return
* - ESP_OK: Install async memcpy driver successfully
* - ESP_ERR_INVALID_ARG: Install async memcpy driver failed because of invalid argument
* - ESP_ERR_NO_MEM: Install async memcpy driver failed because out of memory
* - ESP_FAIL: Install async memcpy driver failed because of other error
*/
esp_err_t esp_async_memcpy_install_gdma_lp_ahb(const async_memcpy_config_t *config, async_memcpy_handle_t *mcp);
#endif // SOC_HAS(LP_AHB_GDMA)
#if SOC_CP_DMA_SUPPORTED
/**
* @brief Install async memcpy driver, with CPDMA as the backend