drivers: dma: esp32c3: add gdma driver

Add GDMA driver for esp32c3.

Signed-off-by: Lucas Tamborrino <[email protected]>

Author: LucasTambor

drivers/dma/CMakeLists.txt

@@ -24,3 +24,4 @@ zephyr_library_sources_ifdef(CONFIG_DMA_INTEL_ADSP_HDA_LINK_IN dma_intel_adsp_hd
 zephyr_library_sources_ifdef(CONFIG_DMA_INTEL_ADSP_HDA_LINK_OUT dma_intel_adsp_hda_link_out.c)
 zephyr_library_sources_ifdef(CONFIG_DMA_INTEL_ADSP_GPDMA	dma_intel_adsp_gpdma.c dma_dw_common.c)
 zephyr_library_sources_ifdef(CONFIG_DMA_GD32		dma_gd32.c)
+zephyr_library_sources_ifdef(CONFIG_DMA_ESP32		dma_esp32_gdma.c)

drivers/dma/Kconfig

@@ -50,4 +50,6 @@ source "drivers/dma/Kconfig.intel_adsp_hda"
 
 source "drivers/dma/Kconfig.gd32"
 
+source "drivers/dma/Kconfig.esp32"
+
 endif # DMA

drivers/dma/Kconfig.esp32

@@ -0,0 +1,9 @@
+# Copyright (c) 2022 Espressif Systems (Shanghai) Co., Ltd.
+# SPDX-License-Identifier: Apache-2.0
+
+config DMA_ESP32
+	bool "ESP32 General Purpose DMA driver"
+	depends on DT_HAS_ESPRESSIF_ESP32_GDMA_ENABLED
+	default y
+	help
+	  General Purpose DMA for ESP32 series.