diff --git a/include/drivers/brcm/emmc/emmc_csl_sdcmd.h b/include/drivers/brcm/emmc/emmc_csl_sdcmd.h
new file mode 100644
index 0000000..425603f
--- /dev/null
+++ b/include/drivers/brcm/emmc/emmc_csl_sdcmd.h
@@ -0,0 +1,168 @@
+/*
+ * Copyright (c) 2016 - 2020, Broadcom
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef CSL_SD_CMD_H
+#define CSL_SD_CMD_H
+
+#define SD_CMD_OK      0
+#define SD_CMD_ERROR  -1
+
+#define SD_CMD_ERR_NO_IO_FUNC           5
+#define SD_CMD_ERR_INVALID_PARAMETER    6
+#define SD_CMD_ERR_R1_ILLEGAL_COMMAND   7
+#define SD_CMD_ERR_R1_COM_CRC_ERROR     8
+#define SD_CMD_ERR_R1_FUNC_NUM_ERROR    9
+#define SD_CMD_ERR_R1_ADDRESS_ERROR    10
+#define SD_CMD_ERR_R1_PARAMETER_ERROR  11
+#define SD_CMD_ERR_DATA_ERROR_TOKEN    12
+#define SD_CMD_ERR_DATA_NOT_ACCEPTED   13
+#define SD_CMD7_ARG_RCA_SHIFT          16
+
+#define SD_CARD_STATUS_PENDING                 0x01
+#define SD_CARD_STATUS_BUFFER_OVERFLOW         0x01
+#define SD_CARD_STATUS_DEVICE_BUSY             0x02
+#define SD_CARD_STATUS_UNSUCCESSFUL            0x03
+#define SD_CARD_STATUS_NOT_IMPLEMENTED         0x04
+#define SD_CARD_STATUS_ACCESS_VIOLATION        0x05
+#define SD_CARD_STATUS_INVALID_HANDLE          0x06
+#define SD_CARD_STATUS_INVALID_PARAMETER       0x07
+#define SD_CARD_STATUS_NO_SUCH_DEVICE          0x08
+#define SD_CARD_STATUS_INVALID_DEVICE_REQUEST  0x09
+#define SD_CARD_STATUS_NO_MEMORY               0x0A
+#define SD_CARD_STATUS_BUS_DRIVER_NOT_READY    0x0B
+#define SD_CARD_STATUS_DATA_ERROR              0x0C
+#define SD_CARD_STATUS_CRC_ERROR               0x0D
+#define SD_CARD_STATUS_INSUFFICIENT_RESOURCES  0x0E
+#define SD_CARD_STATUS_DEVICE_NOT_CONNECTED    0x10
+#define SD_CARD_STATUS_DEVICE_REMOVED          0x11
+#define SD_CARD_STATUS_DEVICE_NOT_RESPONDING   0x12
+#define SD_CARD_STATUS_CANCELED                0x13
+#define SD_CARD_STATUS_RESPONSE_TIMEOUT        0x14
+#define SD_CARD_STATUS_DATA_TIMEOUT            0x15
+#define SD_CARD_STATUS_DEVICE_RESPONSE_ERROR   0x16
+#define SD_CARD_STATUS_DEVICE_UNSUPPORTED      0x17
+
+/* Response structure */
+struct sd_r2_resp {
+	uint32_t rsp4;	/* 127:96 */
+	uint32_t rsp3;	/* 95:64 */
+	uint32_t rsp2;	/* 63:32 */
+	uint32_t rsp1;	/* 31:0 */
+};
+
+struct sd_r3_resp {
+	uint32_t ocr;
+};
+
+struct sd_r4_resp {
+	uint8_t cardReady;
+	uint8_t funcs;
+	uint8_t memPresent;
+	uint32_t ocr;
+};
+
+struct  sd_r5_resp {
+	uint8_t data;
+};
+
+struct sd_r6_resp {
+	uint16_t rca;
+	uint16_t cardStatus;
+};
+
+struct sd_r7_resp {
+	uint16_t rca;
+};
+
+struct sd_resp {
+	uint8_t r1;
+	uint32_t cardStatus;
+	uint32_t rawData[4];
+	union {
+		struct sd_r2_resp r2;
+		struct sd_r3_resp r3;
+		struct sd_r4_resp r4;
+		struct sd_r5_resp r5;
+		struct sd_r6_resp r6;
+		struct sd_r7_resp r7;
+	} data;
+};
+
+struct sd_card_info {
+	uint32_t type;	/* card type SD, MMC or SDIO */
+	uint64_t size;	/* card size */
+	uint32_t speed;	/* card speed */
+	uint32_t voltage;	/* voltage supported */
+	uint32_t mId;	/* manufacturer ID */
+	uint32_t oId;	/* OEM ID */
+	uint32_t classes;	/* card class */
+	uint32_t name1;	/* product name part 1 */
+	uint32_t name2;	/* product name part 2 */
+	uint32_t revision;	/* revison */
+	uint32_t sn;	/* serial number */
+	uint32_t numIoFuns;	/* total I/O function number */
+	uint32_t maxRdBlkLen;	/* max read block length */
+	uint32_t maxWtBlkLen;	/* max write block length */
+	uint32_t blkMode;	/* sdio card block mode support */
+	uint32_t f0Cis;	/* sdio card block mode support */
+	uint32_t f1Cis;	/* sdio card block mode support */
+
+	uint8_t partRead;	/* partial block read allowed */
+	uint8_t partWrite;	/* partial block write allowed */
+	uint8_t dsr;	/* card DSR */
+	uint8_t rdCurMin;	/* min current for read */
+	uint8_t rdCurMax;	/* max current for read */
+	uint8_t wtCurMin;	/* min current for write */
+	uint8_t wtCurMax;	/* max current for write */
+	uint8_t erase;	/* erase enable */
+	uint8_t eraseSecSize;	/* erase sector size */
+	uint8_t proGrpSize;	/* write protection group size */
+	uint8_t protect;	/* permanent write protection or not */
+	uint8_t tmpProt;	/* temp write protection or not */
+	uint8_t wtSpeed;	/* write speed relatively to read */
+	uint8_t version;	/* card version 0:1.0 - 1.01, 1:1.10, 2:2.0 */
+	uint8_t eraseState;	/* if the data will be 0 or 1 after erase */
+	uint8_t bus;	/* data with supported */
+	uint8_t security;	/* security support 0, 2:1.01 3:2.0 */
+	uint8_t format;	/* file format */
+	uint8_t fileGrp;	/* file group */
+	char pwd[20];	/* password */
+};
+
+struct sd_handle {
+	struct sd_dev *device;
+	struct sd_card_info *card;
+};
+
+int sd_cmd0(struct sd_handle *handle);
+int sd_cmd1(struct sd_handle *handle, uint32_t initOcr, uint32_t *ocr);
+int sd_cmd2(struct sd_handle *handle);
+int sd_cmd3(struct sd_handle *handle);
+int sd_cmd7(struct sd_handle *handle, uint32_t rca);
+int sd_cmd9(struct sd_handle *handle, struct sd_card_data *card);
+int sd_cmd13(struct sd_handle *handle, uint32_t *status);
+int sd_cmd16(struct sd_handle *handle, uint32_t blockLen);
+int sd_cmd17(struct sd_handle *handle,
+	     uint32_t addr, uint32_t len, uint8_t *buffer);
+int sd_cmd18(struct sd_handle *handle,
+	     uint32_t addr, uint32_t len, uint8_t *buffer);
+#ifdef INCLUDE_EMMC_DRIVER_WRITE_CODE
+int sd_cmd24(struct sd_handle *handle,
+	     uint32_t addr, uint32_t len, uint8_t *buffer);
+int sd_cmd25(struct sd_handle *handle,
+	     uint32_t addr, uint32_t len, uint8_t *buffer);
+#endif
+#ifdef INCLUDE_EMMC_DRIVER_ERASE_CODE
+int sd_cmd35(struct sd_handle *handle, uint32_t start);
+int sd_cmd36(struct sd_handle *handle, uint32_t end);
+int sd_cmd38(struct sd_handle *handle);
+#endif
+int mmc_cmd6(struct sd_handle *handle, uint32_t argument);
+int mmc_cmd8(struct sd_handle *handle, uint8_t *extCsdReg);
+
+int send_cmd(struct sd_handle *handle, uint32_t cmdIndex,
+	     uint32_t argument, uint32_t options, struct sd_resp *resp);
+#endif /* CSL_SD_CMD_H */