arch/xtensa/src/esp32s3/Kconfig|Make.defs|esp32s3_sdmmc.c,

arch/xtensa/src/esp32s3/hardware/esp32s3_sdmmc.h|esp32s3_soc.h,
boards/xtensa/esp32s3/common/include/esp32s3_board_sdmmc.h,
boards/xtensa/esp32s3/common/src/Make.defs|esp32s3_board_sdmmc.c,
boards/xtensa/esp32s3/esp32s3-devkit/src/esp32s3_bringup.c: add SD/mmc driver

Support 1-bit bus width and 4-bit bus width. Support eMMC high speed SDR mode.
Support transfer data with DMA. Support SD clock frequency up to 40MHZ.

Signed-off-by: Yinzhe Wu <Yinzhe.Wu@sony.com>
Reviewed-by: Yuezhang Mo <Yuezhang.Mo@sony.com>
Reviewed-by: Jacky Cao <Jacky.Cao@sony.com>
Tested-by: Yinzhe Wu <Yinzhe.Wu@sony.com>

Author: Windrow14

Documentation/platforms/xtensa/esp32s3/index.rst

@@ -208,7 +208,7 @@ RMT          No
 RNG          No
 RSA          No
 RTC          Yes
-SD/MMC       No
+SD/MMC       Yes
 SDIO         No
 SHA          No
 SPI          Yes

arch/xtensa/src/esp32s3/Kconfig

@@ -2491,6 +2491,59 @@ config ESP32S3_LCD_REGDEBUG
 
 endmenu
 
+menu "SD/MMC Configuration"
+
+config ESP32S3_SDMMC
+	bool "SD/MMC driver"
+	select ARCH_HAVE_SDIO
+	select MMCSD
+	select MMCSD_SDIO
+	select SDIO_BLOCKSETUP
+	select SCHED_WORKQUEUE
+	select SCHED_HPWORK
+	select ESP32S3_SDMMC_DMA
+	default n
+
+config ESP32S3_SDMMC_DMA
+	bool "Support DMA for SD/MMC"
+	depends on ESP32S3_SDMMC
+	select SDIO_DMA
+	default y
+
+config ESP32S3_SDMMC_CMD
+	int "CMD GPIO"
+	depends on ESP32S3_SDMMC
+	default 41
+
+config ESP32S3_SDMMC_CLK
+	int "CLK GPIO"
+	depends on ESP32S3_SDMMC
+	default 39
+
+config ESP32S3_SDMMC_D0
+	int "D0 GPIO"
+	depends on ESP32S3_SDMMC
+	default 40
+
+config ESP32S3_SDMMC_D1
+	int "D1 GPIO"
+	depends on ESP32S3_SDMMC
+	depends on !SDIO_WIDTH_D1_ONLY
+	default 16
+
+config ESP32S3_SDMMC_D2
+	int "D2 GPIO"
+	depends on ESP32S3_SDMMC
+	depends on !SDIO_WIDTH_D1_ONLY
+	default 8
+
+config ESP32S3_SDMMC_D3
+	int "D3 GPIO"
+	depends on ESP32S3_SDMMC
+	depends on !SDIO_WIDTH_D1_ONLY
+	default 42
+endmenu
+
 menu "Bootloader and Image Configuration"
 
 config ESPRESSIF_SIMPLE_BOOT

arch/xtensa/src/esp32s3/Make.defs

@@ -186,6 +186,10 @@ ifeq ($(CONFIG_ESP32S3_LCD),y)
 CHIP_CSRCS += esp32s3_lcd.c
 endif
 
+ifeq ($(CONFIG_ESP32S3_SDMMC),y)
+CHIP_CSRCS += esp32s3_sdmmc.c
+endif
+
 ifeq ($(CONFIG_ESP32S3_AES_ACCELERATOR),y)
 CHIP_CSRCS += esp32s3_aes.c
 endif