1 files changed, 0 insertions, 129 deletions
diff --git a/drivers/renesas/rcar/emmc/emmc_read.c b/drivers/renesas/rcar/emmc/emmc_read.c
deleted file mode 100644
index 390d0caac..000000000
--- a/drivers/renesas/rcar/emmc/emmc_read.c
+++ /dev/null
@@ -1,129 +0,0 @@
-/*
- * Copyright (c) 2015-2017, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <arch_helpers.h>
-
-#include "emmc_config.h"
-#include "emmc_hal.h"
-#include "emmc_std.h"
-#include "emmc_registers.h"
-#include "emmc_def.h"
-
-#define MIN_EMMC(a, b)        (((a) < (b)) ? (a) : (b))
-#define EMMC_RW_SECTOR_COUNT_MAX        0x0000ffffU
-
-static EMMC_ERROR_CODE emmc_multiple_block_read (uint32_t *buff_address_virtual,
-		uint32_t sector_number, uint32_t count,
-		HAL_MEMCARD_DATA_TRANSFER_MODE transfer_mode)
-{
-	EMMC_ERROR_CODE result;
-
-	/* parameter check */
-	if ((count > EMMC_RW_SECTOR_COUNT_MAX)
-	    || (count == 0)
-	    || ((transfer_mode != HAL_MEMCARD_DMA)
-		&& (transfer_mode != HAL_MEMCARD_NOT_DMA))
-	    ) {
-		emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR, EMMC_ERR_PARAM);
-		return EMMC_ERR_PARAM;
-	}
-
-	/* CMD23 */
-	emmc_make_nontrans_cmd(CMD23_SET_BLOCK_COUNT, count);
-	result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
-	if (result != EMMC_SUCCESS) {
-		return result;
-	}
-	SETR_32(SD_SECCNT, count);
-	SETR_32(SD_STOP, 0x00000100);
-	SETR_32(CC_EXT_MODE, (CC_EXT_MODE_CLEAR | CC_EXT_MODE_DMASDRW_ENABLE));	/* SD_BUF Read/Write DMA Transfer enable */
-
-	/* CMD18 */
-	emmc_make_trans_cmd(CMD18_READ_MULTIPLE_BLOCK, sector_number,
-			    buff_address_virtual,
-			    count << EMMC_SECTOR_SIZE_SHIFT, HAL_MEMCARD_READ,
-			    transfer_mode);
-	result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
-	if (result != EMMC_SUCCESS) {
-		return result;	/* CMD18 error code */
-	}
-
-	/* CMD13 */
-	emmc_make_nontrans_cmd(CMD13_SEND_STATUS, EMMC_RCA << 16);
-	result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
-	if (result != EMMC_SUCCESS) {
-		return result;
-	}
-#if RCAR_BL2_DCACHE == 1
-	if (transfer_mode == HAL_MEMCARD_NOT_DMA) {
-		flush_dcache_range((uint64_t) buff_address_virtual,
-				   ((size_t) count << EMMC_SECTOR_SIZE_SHIFT));
-	}
-#endif /* RCAR_BL2_DCACHE == 1 */
-
-	/* ready status check */
-	if ((mmc_drv_obj.r1_card_status & EMMC_R1_READY) == 0) {
-		emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR,
-				      EMMC_ERR_CARD_BUSY);
-		return EMMC_ERR_CARD_BUSY;
-	}
-
-	/* state check */
-	if (mmc_drv_obj.current_state != EMMC_R1_STATE_TRAN) {
-		emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR,
-				      EMMC_ERR_CARD_STATE);
-		return EMMC_ERR_CARD_STATE;
-	}
-
-	return EMMC_SUCCESS;
-}
-
-EMMC_ERROR_CODE emmc_read_sector(uint32_t *buff_address_virtual,
-				 uint32_t sector_number,
-				 uint32_t count, uint32_t feature_flags)
-{
-	uint32_t trans_count;
-	uint32_t remain;
-	EMMC_ERROR_CODE result;
-	HAL_MEMCARD_DATA_TRANSFER_MODE transfer_mode;
-
-	/* parameter check */
-	if (count == 0) {
-		emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR, EMMC_ERR_PARAM);
-		return EMMC_ERR_PARAM;
-	}
-
-	/* state check */
-	if (mmc_drv_obj.mount != TRUE) {
-		emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR, EMMC_ERR_STATE);
-		return EMMC_ERR_STATE;
-	}
-
-	/* DMA? */
-	if ((feature_flags & LOADIMAGE_FLAGS_DMA_ENABLE) != 0) {
-		transfer_mode = HAL_MEMCARD_DMA;
-	} else {
-		transfer_mode = HAL_MEMCARD_NOT_DMA;
-	}
-
-	remain = count;
-	while (remain != 0) {
-		trans_count = MIN_EMMC(remain, EMMC_RW_SECTOR_COUNT_MAX);
-		result =
-		    emmc_multiple_block_read(buff_address_virtual,
-					     sector_number, trans_count,
-					     transfer_mode);
-		if (result != EMMC_SUCCESS) {
-			return result;
-		}
-
-		buff_address_virtual += (EMMC_BLOCK_LENGTH_DW * trans_count);
-		sector_number += trans_count;
-		remain -= trans_count;
-	}
-
-	return EMMC_SUCCESS;
-}