Merge git://git.denx.de/u-boot-dm

10 files changed, 1964 insertions, 33 deletions

diff --git a/common/Makefile b/common/Makefile
index b23f312006..f9b26b7bbe 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -84,6 +84,8 @@ obj-$(CONFIG_LCD_ROTATION) += lcd_console_rotation.o
 obj-$(CONFIG_LCD_DT_SIMPLEFB) += lcd_simplefb.o
 obj-$(CONFIG_LYNXKDI) += lynxkdi.o
 obj-$(CONFIG_MENU) += menu.o
+obj-$(CONFIG_CMD_SATA) += sata.o
+obj-$(CONFIG_SCSI) += scsi.o
 obj-$(CONFIG_UPDATE_TFTP) += update.o
 obj-$(CONFIG_DFU_TFTP) += update.o
 obj-$(CONFIG_USB_KEYBOARD) += usb_kbd.o
@@ -112,6 +114,9 @@ obj-$(CONFIG_ENV_IS_IN_NAND) += env_nand.o
 obj-$(CONFIG_ENV_IS_IN_SPI_FLASH) += env_sf.o
 obj-$(CONFIG_ENV_IS_IN_FLASH) += env_flash.o
 endif
+ifdef CONFIG_SPL_SATA_SUPPORT
+obj-$(CONFIG_SCSI) += scsi.o
+endif
 endif
 #environment
 obj-y += env_common.o
@@ -130,6 +135,7 @@ obj-y += dlmalloc.o
 ifdef CONFIG_SYS_MALLOC_F_LEN
 obj-y += malloc_simple.o
 endif
+obj-$(CONFIG_CMD_IDE) += ide.o
 obj-y += image.o
 obj-$(CONFIG_ANDROID_BOOT_IMAGE) += image-android.o
 obj-$(CONFIG_$(SPL_)OF_LIBFDT) += image-fdt.o
diff --git a/common/board_r.c b/common/board_r.c
index ad02549311..d959ad3c6f 100644
--- a/common/board_r.c
+++ b/common/board_r.c
@@ -620,7 +620,7 @@ static int initr_ambapp_print(void)
 }
 #endif
 
-#if defined(CONFIG_CMD_SCSI)
+#if defined(CONFIG_SCSI)
 static int initr_scsi(void)
 {
 	puts("SCSI:  ");
@@ -923,7 +923,7 @@ init_fnc_t init_sequence_r[] = {
 	initr_ambapp_print,
 #endif
 #endif
-#ifdef CONFIG_CMD_SCSI
+#ifdef CONFIG_SCSI
 	INIT_FUNC_WATCHDOG_RESET
 	initr_scsi,
 #endif
diff --git a/common/env_mmc.c b/common/env_mmc.c
index bdb452e58c..c7fef188cd 100644
--- a/common/env_mmc.c
+++ b/common/env_mmc.c
@@ -86,8 +86,8 @@ static int mmc_set_env_part(struct mmc *mmc)
 	dev = 0;
 #endif
 
-	env_mmc_orig_hwpart = mmc->block_dev.hwpart;
-	ret = mmc_select_hwpart(dev, part);
+	env_mmc_orig_hwpart = mmc_get_blk_desc(mmc)->hwpart;
+	ret = blk_select_hwpart_devnum(IF_TYPE_MMC, dev, part);
 	if (ret)
 		puts("MMC partition switch failed\n");
 
@@ -119,7 +119,7 @@ static void fini_mmc_for_env(struct mmc *mmc)
 #ifdef CONFIG_SPL_BUILD
 	dev = 0;
 #endif
-	mmc_select_hwpart(dev, env_mmc_orig_hwpart);
+	blk_select_hwpart_devnum(IF_TYPE_MMC, dev, env_mmc_orig_hwpart);
 #endif
 }
 
diff --git a/common/ide.c b/common/ide.c
new file mode 100644
index 0000000000..ac5b91c01a
--- /dev/null
+++ b/common/ide.c
@@ -0,0 +1,1231 @@
+/*
+ * (C) Copyright 2000-2011
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <ata.h>
+#include <dm.h>
+#include <ide.h>
+#include <watchdog.h>
+#include <asm/io.h>
+
+#ifdef __PPC__
+# define EIEIO		__asm__ volatile ("eieio")
+# define SYNC		__asm__ volatile ("sync")
+#else
+# define EIEIO		/* nothing */
+# define SYNC		/* nothing */
+#endif
+
+/* Current offset for IDE0 / IDE1 bus access	*/
+ulong ide_bus_offset[CONFIG_SYS_IDE_MAXBUS] = {
+#if defined(CONFIG_SYS_ATA_IDE0_OFFSET)
+	CONFIG_SYS_ATA_IDE0_OFFSET,
+#endif
+#if defined(CONFIG_SYS_ATA_IDE1_OFFSET) && (CONFIG_SYS_IDE_MAXBUS > 1)
+	CONFIG_SYS_ATA_IDE1_OFFSET,
+#endif
+};
+
+static int ide_bus_ok[CONFIG_SYS_IDE_MAXBUS];
+
+struct blk_desc ide_dev_desc[CONFIG_SYS_IDE_MAXDEVICE];
+
+#define IDE_TIME_OUT	2000	/* 2 sec timeout */
+
+#define ATAPI_TIME_OUT	7000	/* 7 sec timeout (5 sec seems to work...) */
+
+#define IDE_SPIN_UP_TIME_OUT 5000 /* 5 sec spin-up timeout */
+
+#ifndef CONFIG_SYS_ATA_PORT_ADDR
+#define CONFIG_SYS_ATA_PORT_ADDR(port) (port)
+#endif
+
+#ifndef CONFIG_IDE_LED	/* define LED macros, they are not used anyways */
+# define DEVICE_LED(x) 0
+# define LED_IDE1 1
+# define LED_IDE2 2
+#endif
+
+#ifdef CONFIG_IDE_RESET
+extern void ide_set_reset(int idereset);
+
+static void ide_reset(void)
+{
+	int i;
+
+	for (i = 0; i < CONFIG_SYS_IDE_MAXBUS; ++i)
+		ide_bus_ok[i] = 0;
+	for (i = 0; i < CONFIG_SYS_IDE_MAXDEVICE; ++i)
+		ide_dev_desc[i].type = DEV_TYPE_UNKNOWN;
+
+	ide_set_reset(1);	/* assert reset */
+
+	/* the reset signal shall be asserted for et least 25 us */
+	udelay(25);
+
+	WATCHDOG_RESET();
+
+	/* de-assert RESET signal */
+	ide_set_reset(0);
+
+	/* wait 250 ms */
+	for (i = 0; i < 250; ++i)
+		udelay(1000);
+}
+#else
+#define ide_reset()	/* dummy */
+#endif /* CONFIG_IDE_RESET */
+
+/*
+ * Wait until Busy bit is off, or timeout (in ms)
+ * Return last status
+ */
+static uchar ide_wait(int dev, ulong t)
+{
+	ulong delay = 10 * t;	/* poll every 100 us */
+	uchar c;
+
+	while ((c = ide_inb(dev, ATA_STATUS)) & ATA_STAT_BUSY) {
+		udelay(100);
+		if (delay-- == 0)
+			break;
+	}
+	return c;
+}
+
+/*
+ * copy src to dest, skipping leading and trailing blanks and null
+ * terminate the string
+ * "len" is the size of available memory including the terminating '\0'
+ */
+static void ident_cpy(unsigned char *dst, unsigned char *src,
+		      unsigned int len)
+{
+	unsigned char *end, *last;
+
+	last = dst;
+	end = src + len - 1;
+
+	/* reserve space for '\0' */
+	if (len < 2)
+		goto OUT;
+
+	/* skip leading white space */
+	while ((*src) && (src < end) && (*src == ' '))
+		++src;
+
+	/* copy string, omitting trailing white space */
+	while ((*src) && (src < end)) {
+		*dst++ = *src;
+		if (*src++ != ' ')
+			last = dst;
+	}
+OUT:
+	*last = '\0';
+}
+
+#ifdef CONFIG_ATAPI
+/****************************************************************************
+ * ATAPI Support
+ */
+
+#if defined(CONFIG_IDE_SWAP_IO)
+/* since ATAPI may use commands with not 4 bytes alligned length
+ * we have our own transfer functions, 2 bytes alligned */
+__weak void ide_output_data_shorts(int dev, ushort *sect_buf, int shorts)
+{
+	ushort *dbuf;
+	volatile ushort *pbuf;
+
+	pbuf = (ushort *)(ATA_CURR_BASE(dev) + ATA_DATA_REG);
+	dbuf = (ushort *)sect_buf;
+
+	debug("in output data shorts base for read is %lx\n",
+	      (unsigned long) pbuf);
+
+	while (shorts--) {
+		EIEIO;
+		*pbuf = *dbuf++;
+	}
+}
+
+__weak void ide_input_data_shorts(int dev, ushort *sect_buf, int shorts)
+{
+	ushort *dbuf;
+	volatile ushort *pbuf;
+
+	pbuf = (ushort *)(ATA_CURR_BASE(dev) + ATA_DATA_REG);
+	dbuf = (ushort *)sect_buf;
+
+	debug("in input data shorts base for read is %lx\n",
+	      (unsigned long) pbuf);
+
+	while (shorts--) {
+		EIEIO;
+		*dbuf++ = *pbuf;
+	}
+}
+
+#else  /* ! CONFIG_IDE_SWAP_IO */
+__weak void ide_output_data_shorts(int dev, ushort *sect_buf, int shorts)
+{
+	outsw(ATA_CURR_BASE(dev) + ATA_DATA_REG, sect_buf, shorts);
+}
+
+__weak void ide_input_data_shorts(int dev, ushort *sect_buf, int shorts)
+{
+	insw(ATA_CURR_BASE(dev) + ATA_DATA_REG, sect_buf, shorts);
+}
+
+#endif /* CONFIG_IDE_SWAP_IO */
+
+/*
+ * Wait until (Status & mask) == res, or timeout (in ms)
+ * Return last status
+ * This is used since some ATAPI CD ROMs clears their Busy Bit first
+ * and then they set their DRQ Bit
+ */
+static uchar atapi_wait_mask(int dev, ulong t, uchar mask, uchar res)
+{
+	ulong delay = 10 * t;	/* poll every 100 us */
+	uchar c;
+
+	/* prevents to read the status before valid */
+	c = ide_inb(dev, ATA_DEV_CTL);
+
+	while (((c = ide_inb(dev, ATA_STATUS)) & mask) != res) {
+		/* break if error occurs (doesn't make sense to wait more) */
+		if ((c & ATA_STAT_ERR) == ATA_STAT_ERR)
+			break;
+		udelay(100);
+		if (delay-- == 0)
+			break;
+	}
+	return c;
+}
+
+/*
+ * issue an atapi command
+ */
+unsigned char atapi_issue(int device, unsigned char *ccb, int ccblen,
+			  unsigned char *buffer, int buflen)
+{
+	unsigned char c, err, mask, res;
+	int n;
+
+	ide_led(DEVICE_LED(device), 1);	/* LED on       */
+
+	/* Select device
+	 */
+	mask = ATA_STAT_BUSY | ATA_STAT_DRQ;
+	res = 0;
+	ide_outb(device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
+	c = atapi_wait_mask(device, ATAPI_TIME_OUT, mask, res);
+	if ((c & mask) != res) {
+		printf("ATAPI_ISSUE: device %d not ready status %X\n", device,
+		       c);
+		err = 0xFF;
+		goto AI_OUT;
+	}
+	/* write taskfile */
+	ide_outb(device, ATA_ERROR_REG, 0);	/* no DMA, no overlaped */
+	ide_outb(device, ATA_SECT_CNT, 0);
+	ide_outb(device, ATA_SECT_NUM, 0);
+	ide_outb(device, ATA_CYL_LOW, (unsigned char) (buflen & 0xFF));
+	ide_outb(device, ATA_CYL_HIGH,
+		 (unsigned char) ((buflen >> 8) & 0xFF));
+	ide_outb(device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
+
+	ide_outb(device, ATA_COMMAND, ATAPI_CMD_PACKET);
+	udelay(50);
+
+	mask = ATA_STAT_DRQ | ATA_STAT_BUSY | ATA_STAT_ERR;
+	res = ATA_STAT_DRQ;
+	c = atapi_wait_mask(device, ATAPI_TIME_OUT, mask, res);
+
+	if ((c & mask) != res) {	/* DRQ must be 1, BSY 0 */
+		printf("ATAPI_ISSUE: Error (no IRQ) before sending ccb dev %d status 0x%02x\n",
+		       device, c);
+		err = 0xFF;
+		goto AI_OUT;
+	}
+
+	/* write command block */
+	ide_output_data_shorts(device, (unsigned short *)ccb, ccblen / 2);
+
+	/* ATAPI Command written wait for completition */
+	udelay(5000);		/* device must set bsy */
+
+	mask = ATA_STAT_DRQ | ATA_STAT_BUSY | ATA_STAT_ERR;
+	/*
+	 * if no data wait for DRQ = 0 BSY = 0
+	 * if data wait for DRQ = 1 BSY = 0
+	 */
+	res = 0;
+	if (buflen)
+		res = ATA_STAT_DRQ;
+	c = atapi_wait_mask(device, ATAPI_TIME_OUT, mask, res);
+	if ((c & mask) != res) {
+		if (c & ATA_STAT_ERR) {
+			err = (ide_inb(device, ATA_ERROR_REG)) >> 4;
+			debug("atapi_issue 1 returned sense key %X status %02X\n",
+			      err, c);
+		} else {
+			printf("ATAPI_ISSUE: (no DRQ) after sending ccb (%x)  status 0x%02x\n",
+			       ccb[0], c);
+			err = 0xFF;
+		}
+		goto AI_OUT;
+	}
+	n = ide_inb(device, ATA_CYL_HIGH);
+	n <<= 8;
+	n += ide_inb(device, ATA_CYL_LOW);
+	if (n > buflen) {
+		printf("ERROR, transfer bytes %d requested only %d\n", n,
+		       buflen);
+		err = 0xff;
+		goto AI_OUT;
+	}
+	if ((n == 0) && (buflen < 0)) {
+		printf("ERROR, transfer bytes %d requested %d\n", n, buflen);
+		err = 0xff;
+		goto AI_OUT;
+	}
+	if (n != buflen) {
+		debug("WARNING, transfer bytes %d not equal with requested %d\n",
+		      n, buflen);
+	}
+	if (n != 0) {		/* data transfer */
+		debug("ATAPI_ISSUE: %d Bytes to transfer\n", n);
+		/* we transfer shorts */
+		n >>= 1;
+		/* ok now decide if it is an in or output */
+		if ((ide_inb(device, ATA_SECT_CNT) & 0x02) == 0) {
+			debug("Write to device\n");
+			ide_output_data_shorts(device, (unsigned short *)buffer,
+					       n);
+		} else {
+			debug("Read from device @ %p shorts %d\n", buffer, n);
+			ide_input_data_shorts(device, (unsigned short *)buffer,
+					      n);
+		}
+	}
+	udelay(5000);		/* seems that some CD ROMs need this... */
+	mask = ATA_STAT_BUSY | ATA_STAT_ERR;
+	res = 0;
+	c = atapi_wait_mask(device, ATAPI_TIME_OUT, mask, res);
+	if ((c & ATA_STAT_ERR) == ATA_STAT_ERR) {
+		err = (ide_inb(device, ATA_ERROR_REG) >> 4);
+		debug("atapi_issue 2 returned sense key %X status %X\n", err,
+		      c);
+	} else {
+		err = 0;
+	}
+AI_OUT:
+	ide_led(DEVICE_LED(device), 0);	/* LED off      */
+	return err;
+}
+
+/*
+ * sending the command to atapi_issue. If an status other than good
+ * returns, an request_sense will be issued
+ */
+
+#define ATAPI_DRIVE_NOT_READY	100
+#define ATAPI_UNIT_ATTN		10
+
+unsigned char atapi_issue_autoreq(int device,
+				  unsigned char *ccb,
+				  int ccblen,
+				  unsigned char *buffer, int buflen)
+{
+	unsigned char sense_data[18], sense_ccb[12];
+	unsigned char res, key, asc, ascq;
+	int notready, unitattn;
+
+	unitattn = ATAPI_UNIT_ATTN;
+	notready = ATAPI_DRIVE_NOT_READY;
+
+retry:
+	res = atapi_issue(device, ccb, ccblen, buffer, buflen);
+	if (res == 0)
+		return 0;	/* Ok */
+
+	if (res == 0xFF)
+		return 0xFF;	/* error */
+
+	debug("(auto_req)atapi_issue returned sense key %X\n", res);
+
+	memset(sense_ccb, 0, sizeof(sense_ccb));
+	memset(sense_data, 0, sizeof(sense_data));
+	sense_ccb[0] = ATAPI_CMD_REQ_SENSE;
+	sense_ccb[4] = 18;	/* allocation Length */
+
+	res = atapi_issue(device, sense_ccb, 12, sense_data, 18);
+	key = (sense_data[2] & 0xF);
+	asc = (sense_data[12]);
+	ascq = (sense_data[13]);
+
+	debug("ATAPI_CMD_REQ_SENSE returned %x\n", res);
+	debug(" Sense page: %02X key %02X ASC %02X ASCQ %02X\n",
+	      sense_data[0], key, asc, ascq);
+
+	if ((key == 0))
+		return 0;	/* ok device ready */
+
+	if ((key == 6) || (asc == 0x29) || (asc == 0x28)) { /* Unit Attention */
+		if (unitattn-- > 0) {
+			udelay(200 * 1000);
+			goto retry;
+		}
+		printf("Unit Attention, tried %d\n", ATAPI_UNIT_ATTN);
+		goto error;
+	}
+	if ((asc == 0x4) && (ascq == 0x1)) {
+		/* not ready, but will be ready soon */
+		if (notready-- > 0) {
+			udelay(200 * 1000);
+			goto retry;
+		}
+		printf("Drive not ready, tried %d times\n",
+		       ATAPI_DRIVE_NOT_READY);
+		goto error;
+	}
+	if (asc == 0x3a) {
+		debug("Media not present\n");
+		goto error;
+	}
+
+	printf("ERROR: Unknown Sense key %02X ASC %02X ASCQ %02X\n", key, asc,
+	       ascq);
+error:
+	debug("ERROR Sense key %02X ASC %02X ASCQ %02X\n", key, asc, ascq);
+	return 0xFF;
+}
+
+/*
+ * atapi_read:
+ * we transfer only one block per command, since the multiple DRQ per
+ * command is not yet implemented
+ */
+#define ATAPI_READ_MAX_BYTES	2048	/* we read max 2kbytes */
+#define ATAPI_READ_BLOCK_SIZE	2048	/* assuming CD part */
+#define ATAPI_READ_MAX_BLOCK	(ATAPI_READ_MAX_BYTES/ATAPI_READ_BLOCK_SIZE)
+
+ulong atapi_read(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt,
+		 void *buffer)
+{
+	int device = block_dev->devnum;
+	ulong n = 0;
+	unsigned char ccb[12];	/* Command descriptor block */
+	ulong cnt;
+
+	debug("atapi_read dev %d start " LBAF " blocks " LBAF
+	      " buffer at %lX\n", device, blknr, blkcnt, (ulong) buffer);
+
+	do {
+		if (blkcnt > ATAPI_READ_MAX_BLOCK)
+			cnt = ATAPI_READ_MAX_BLOCK;
+		else
+			cnt = blkcnt;
+
+		ccb[0] = ATAPI_CMD_READ_12;
+		ccb[1] = 0;	/* reserved */
+		ccb[2] = (unsigned char) (blknr >> 24) & 0xFF;	/* MSB Block */
+		ccb[3] = (unsigned char) (blknr >> 16) & 0xFF;	/*  */
+		ccb[4] = (unsigned char) (blknr >> 8) & 0xFF;
+		ccb[5] = (unsigned char) blknr & 0xFF;	/* LSB Block */
+		ccb[6] = (unsigned char) (cnt >> 24) & 0xFF; /* MSB Block cnt */
+		ccb[7] = (unsigned char) (cnt >> 16) & 0xFF;
+		ccb[8] = (unsigned char) (cnt >> 8) & 0xFF;
+		ccb[9] = (unsigned char) cnt & 0xFF;	/* LSB Block */
+		ccb[10] = 0;	/* reserved */
+		ccb[11] = 0;	/* reserved */
+
+		if (atapi_issue_autoreq(device, ccb, 12,
+					(unsigned char *)buffer,
+					cnt * ATAPI_READ_BLOCK_SIZE)
+		    == 0xFF) {
+			return n;
+		}
+		n += cnt;
+		blkcnt -= cnt;
+		blknr += cnt;
+		buffer += (cnt * ATAPI_READ_BLOCK_SIZE);
+	} while (blkcnt > 0);
+	return n;
+}
+
+static void atapi_inquiry(struct blk_desc *dev_desc)
+{
+	unsigned char ccb[12];	/* Command descriptor block */
+	unsigned char iobuf[64];	/* temp buf */
+	unsigned char c;
+	int device;
+
+	device = dev_desc->devnum;
+	dev_desc->type = DEV_TYPE_UNKNOWN;	/* not yet valid */
+	dev_desc->block_read = atapi_read;
+
+	memset(ccb, 0, sizeof(ccb));
+	memset(iobuf, 0, sizeof(iobuf));
+
+	ccb[0] = ATAPI_CMD_INQUIRY;
+	ccb[4] = 40;		/* allocation Legnth */
+	c = atapi_issue_autoreq(device, ccb, 12, (unsigned char *)iobuf, 40);
+
+	debug("ATAPI_CMD_INQUIRY returned %x\n", c);
+	if (c != 0)
+		return;
+
+	/* copy device ident strings */
+	ident_cpy((unsigned char *)dev_desc->vendor, &iobuf[8], 8);
+	ident_cpy((unsigned char *)dev_desc->product, &iobuf[16], 16);
+	ident_cpy((unsigned char *)dev_desc->revision, &iobuf[32], 5);
+
+	dev_desc->lun = 0;
+	dev_desc->lba = 0;
+	dev_desc->blksz = 0;
+	dev_desc->log2blksz = LOG2_INVALID(typeof(dev_desc->log2blksz));
+	dev_desc->type = iobuf[0] & 0x1f;
+
+	if ((iobuf[1] & 0x80) == 0x80)
+		dev_desc->removable = 1;
+	else
+		dev_desc->removable = 0;
+
+	memset(ccb, 0, sizeof(ccb));
+	memset(iobuf, 0, sizeof(iobuf));
+	ccb[0] = ATAPI_CMD_START_STOP;
+	ccb[4] = 0x03;		/* start */
+
+	c = atapi_issue_autoreq(device, ccb, 12, (unsigned char *)iobuf, 0);
+
+	debug("ATAPI_CMD_START_STOP returned %x\n", c);
+	if (c != 0)
+		return;
+
+	memset(ccb, 0, sizeof(ccb));
+	memset(iobuf, 0, sizeof(iobuf));
+	c = atapi_issue_autoreq(device, ccb, 12, (unsigned char *)iobuf, 0);
+
+	debug("ATAPI_CMD_UNIT_TEST_READY returned %x\n", c);
+	if (c != 0)
+		return;
+
+	memset(ccb, 0, sizeof(ccb));
+	memset(iobuf, 0, sizeof(iobuf));
+	ccb[0] = ATAPI_CMD_READ_CAP;
+	c = atapi_issue_autoreq(device, ccb, 12, (unsigned char *)iobuf, 8);
+	debug("ATAPI_CMD_READ_CAP returned %x\n", c);
+	if (c != 0)
+		return;
+
+	debug("Read Cap: LBA %02X%02X%02X%02X blksize %02X%02X%02X%02X\n",
+	      iobuf[0], iobuf[1], iobuf[2], iobuf[3],
+	      iobuf[4], iobuf[5], iobuf[6], iobuf[7]);
+
+	dev_desc->lba = ((unsigned long) iobuf[0] << 24) +
+		((unsigned long) iobuf[1] << 16) +
+		((unsigned long) iobuf[2] << 8) + ((unsigned long) iobuf[3]);
+	dev_desc->blksz = ((unsigned long) iobuf[4] << 24) +
+		((unsigned long) iobuf[5] << 16) +
+		((unsigned long) iobuf[6] << 8) + ((unsigned long) iobuf[7]);
+	dev_desc->log2blksz = LOG2(dev_desc->blksz);
+#ifdef CONFIG_LBA48
+	/* ATAPI devices cannot use 48bit addressing (ATA/ATAPI v7) */
+	dev_desc->lba48 = 0;
+#endif
+	return;
+}
+
+#endif /* CONFIG_ATAPI */
+
+static void ide_ident(struct blk_desc *dev_desc)
+{
+	unsigned char c;
+	hd_driveid_t iop;
+
+#ifdef CONFIG_ATAPI
+	int retries = 0;
+#endif
+	int device;
+
+	device = dev_desc->devnum;
+	printf("  Device %d: ", device);
+
+	ide_led(DEVICE_LED(device), 1);	/* LED on       */
+	/* Select device
+	 */
+	ide_outb(device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
+	dev_desc->if_type = IF_TYPE_IDE;
+#ifdef CONFIG_ATAPI
+
+	retries = 0;
+
+	/* Warning: This will be tricky to read */
+	while (retries <= 1) {
+		/* check signature */
+		if ((ide_inb(device, ATA_SECT_CNT) == 0x01) &&
+		    (ide_inb(device, ATA_SECT_NUM) == 0x01) &&
+		    (ide_inb(device, ATA_CYL_LOW) == 0x14) &&
+		    (ide_inb(device, ATA_CYL_HIGH) == 0xEB)) {
+			/* ATAPI Signature found */
+			dev_desc->if_type = IF_TYPE_ATAPI;
+			/*
+			 * Start Ident Command
+			 */
+			ide_outb(device, ATA_COMMAND, ATAPI_CMD_IDENT);
+			/*
+			 * Wait for completion - ATAPI devices need more time
+			 * to become ready
+			 */
+			c = ide_wait(device, ATAPI_TIME_OUT);
+		} else
+#endif
+		{
+			/*
+			 * Start Ident Command
+			 */
+			ide_outb(device, ATA_COMMAND, ATA_CMD_IDENT);
+
+			/*
+			 * Wait for completion
+			 */
+			c = ide_wait(device, IDE_TIME_OUT);
+		}
+		ide_led(DEVICE_LED(device), 0);	/* LED off      */
+
+		if (((c & ATA_STAT_DRQ) == 0) ||
+		    ((c & (ATA_STAT_FAULT | ATA_STAT_ERR)) != 0)) {
+#ifdef CONFIG_ATAPI
+			{
+				/*
+				 * Need to soft reset the device
+				 * in case it's an ATAPI...
+				 */
+				debug("Retrying...\n");
+				ide_outb(device, ATA_DEV_HD,
+					 ATA_LBA | ATA_DEVICE(device));
+				udelay(100000);
+				ide_outb(device, ATA_COMMAND, 0x08);
+				udelay(500000);	/* 500 ms */
+			}
+			/*
+			 * Select device
+			 */
+			ide_outb(device, ATA_DEV_HD,
+				 ATA_LBA | ATA_DEVICE(device));
+			retries++;
+#else
+			return;
+#endif
+		}
+#ifdef CONFIG_ATAPI
+		else
+			break;
+	}			/* see above - ugly to read */
+
+	if (retries == 2)	/* Not found */
+		return;
+#endif
+
+	ide_input_swap_data(device, (ulong *)&iop, ATA_SECTORWORDS);
+
+	ident_cpy((unsigned char *)dev_desc->revision, iop.fw_rev,
+		  sizeof(dev_desc->revision));
+	ident_cpy((unsigned char *)dev_desc->vendor, iop.model,
+		  sizeof(dev_desc->vendor));
+	ident_cpy((unsigned char *)dev_desc->product, iop.serial_no,
+		  sizeof(dev_desc->product));
+#ifdef __LITTLE_ENDIAN
+	/*
+	 * firmware revision, model, and serial number have Big Endian Byte
+	 * order in Word. Convert all three to little endian.
+	 *
+	 * See CF+ and CompactFlash Specification Revision 2.0:
+	 * 6.2.1.6: Identify Drive, Table 39 for more details
+	 */
+
+	strswab(dev_desc->revision);
+	strswab(dev_desc->vendor);
+	strswab(dev_desc->product);
+#endif /* __LITTLE_ENDIAN */
+
+	if ((iop.config & 0x0080) == 0x0080)
+		dev_desc->removable = 1;
+	else
+		dev_desc->removable = 0;
+
+#ifdef CONFIG_ATAPI
+	if (dev_desc->if_type == IF_TYPE_ATAPI) {
+		atapi_inquiry(dev_desc);
+		return;
+	}
+#endif /* CONFIG_ATAPI */
+
+#ifdef __BIG_ENDIAN
+	/* swap shorts */
+	dev_desc->lba = (iop.lba_capacity << 16) | (iop.lba_capacity >> 16);
+#else  /* ! __BIG_ENDIAN */
+	/*
+	 * do not swap shorts on little endian
+	 *
+	 * See CF+ and CompactFlash Specification Revision 2.0:
+	 * 6.2.1.6: Identfy Drive, Table 39, Word Address 57-58 for details.
+	 */
+	dev_desc->lba = iop.lba_capacity;
+#endif /* __BIG_ENDIAN */
+
+#ifdef CONFIG_LBA48
+	if (iop.command_set_2 & 0x0400) {	/* LBA 48 support */
+		dev_desc->lba48 = 1;
+		dev_desc->lba = (unsigned long long) iop.lba48_capacity[0] |
+			((unsigned long long) iop.lba48_capacity[1] << 16) |
+			((unsigned long long) iop.lba48_capacity[2] << 32) |
+			((unsigned long long) iop.lba48_capacity[3] << 48);
+	} else {
+		dev_desc->lba48 = 0;
+	}
+#endif /* CONFIG_LBA48 */
+	/* assuming HD */
+	dev_desc->type = DEV_TYPE_HARDDISK;
+	dev_desc->blksz = ATA_BLOCKSIZE;
+	dev_desc->log2blksz = LOG2(dev_desc->blksz);
+	dev_desc->lun = 0;	/* just to fill something in... */
+
+#if 0				/* only used to test the powersaving mode,
+				 * if enabled, the drive goes after 5 sec
+				 * in standby mode */
+	ide_outb(device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
+	c = ide_wait(device, IDE_TIME_OUT);
+	ide_outb(device, ATA_SECT_CNT, 1);
+	ide_outb(device, ATA_LBA_LOW, 0);
+	ide_outb(device, ATA_LBA_MID, 0);
+	ide_outb(device, ATA_LBA_HIGH, 0);
+	ide_outb(device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
+	ide_outb(device, ATA_COMMAND, 0xe3);
+	udelay(50);
+	c = ide_wait(device, IDE_TIME_OUT);	/* can't take over 500 ms */
+#endif
+}
+
+__weak void ide_led(uchar led, uchar status)
+{
+#if defined(CONFIG_IDE_LED) && defined(PER8_BASE) /* required by LED_PORT */
+	static uchar led_buffer;	/* Buffer for current LED status */
+
+	uchar *led_port = LED_PORT;
+
+	if (status)		/* switch LED on        */
+		led_buffer |= led;
+	else			/* switch LED off       */
+		led_buffer &= ~led;
+
+	*led_port = led_buffer;
+#endif
+}
+
+__weak void ide_outb(int dev, int port, unsigned char val)
+{
+	debug("ide_outb (dev= %d, port= 0x%x, val= 0x%02x) : @ 0x%08lx\n",
+	      dev, port, val,
+	      (ATA_CURR_BASE(dev) + CONFIG_SYS_ATA_PORT_ADDR(port)));
+
+#if defined(CONFIG_IDE_AHB)
+	if (port) {
+		/* write command */
+		ide_write_register(dev, port, val);
+	} else {
+		/* write data */
+		outb(val, (ATA_CURR_BASE(dev)));
+	}
+#else
+	outb(val, (ATA_CURR_BASE(dev) + CONFIG_SYS_ATA_PORT_ADDR(port)));
+#endif
+}
+
+__weak unsigned char ide_inb(int dev, int port)
+{
+	uchar val;
+
+#if defined(CONFIG_IDE_AHB)
+	val = ide_read_register(dev, port);
+#else
+	val = inb((ATA_CURR_BASE(dev) + CONFIG_SYS_ATA_PORT_ADDR(port)));
+#endif
+
+	debug("ide_inb (dev= %d, port= 0x%x) : @ 0x%08lx -> 0x%02x\n",
+	      dev, port,
+	      (ATA_CURR_BASE(dev) + CONFIG_SYS_ATA_PORT_ADDR(port)), val);
+	return val;
+}
+
+void ide_init(void)
+{
+	unsigned char c;
+	int i, bus;
+
+#ifdef CONFIG_IDE_8xx_PCCARD
+	extern int ide_devices_found;	/* Initialized in check_ide_device() */
+#endif /* CONFIG_IDE_8xx_PCCARD */
+
+#ifdef CONFIG_IDE_PREINIT
+	WATCHDOG_RESET();
+
+	if (ide_preinit()) {
+		puts("ide_preinit failed\n");
+		return;
+	}
+#endif /* CONFIG_IDE_PREINIT */
+
+	WATCHDOG_RESET();
+
+	/*
+	 * Reset the IDE just to be sure.
+	 * Light LED's to show
+	 */
+	ide_led((LED_IDE1 | LED_IDE2), 1);	/* LED's on     */
+
+	/* ATAPI Drives seems to need a proper IDE Reset */
+	ide_reset();
+
+#ifdef CONFIG_IDE_INIT_POSTRESET
+	WATCHDOG_RESET();
+
+	if (ide_init_postreset()) {
+		puts("ide_preinit_postreset failed\n");
+		return;
+	}
+#endif /* CONFIG_IDE_INIT_POSTRESET */
+
+	/*
+	 * Wait for IDE to get ready.
+	 * According to spec, this can take up to 31 seconds!
+	 */
+	for (bus = 0; bus < CONFIG_SYS_IDE_MAXBUS; ++bus) {
+		int dev =
+			bus * (CONFIG_SYS_IDE_MAXDEVICE /
+			       CONFIG_SYS_IDE_MAXBUS);
+
+#ifdef CONFIG_IDE_8xx_PCCARD
+		/* Skip non-ide devices from probing */
+		if ((ide_devices_found & (1 << bus)) == 0) {
+			ide_led((LED_IDE1 | LED_IDE2), 0);	/* LED's off */
+			continue;
+		}
+#endif
+		printf("Bus %d: ", bus);
+
+		ide_bus_ok[bus] = 0;
+
+		/* Select device
+		 */
+		udelay(100000);	/* 100 ms */
+		ide_outb(dev, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(dev));
+		udelay(100000);	/* 100 ms */
+		i = 0;
+		do {
+			udelay(10000);	/* 10 ms */
+
+			c = ide_inb(dev, ATA_STATUS);
+			i++;
+			if (i > (ATA_RESET_TIME * 100)) {
+				puts("** Timeout **\n");
+				/* LED's off */
+				ide_led((LED_IDE1 | LED_IDE2), 0);
+				return;
+			}
+			if ((i >= 100) && ((i % 100) == 0))
+				putc('.');
+
+		} while (c & ATA_STAT_BUSY);
+
+		if (c & (ATA_STAT_BUSY | ATA_STAT_FAULT)) {
+			puts("not available  ");
+			debug("Status = 0x%02X ", c);
+#ifndef CONFIG_ATAPI		/* ATAPI Devices do not set DRDY */
+		} else if ((c & ATA_STAT_READY) == 0) {
+			puts("not available  ");
+			debug("Status = 0x%02X ", c);
+#endif
+		} else {
+			puts("OK ");
+			ide_bus_ok[bus] = 1;
+		}
+		WATCHDOG_RESET();
+	}
+
+	putc('\n');
+
+	ide_led((LED_IDE1 | LED_IDE2), 0);	/* LED's off    */
+
+	for (i = 0; i < CONFIG_SYS_IDE_MAXDEVICE; ++i) {
+		int led = (IDE_BUS(i) == 0) ? LED_IDE1 : LED_IDE2;
+		ide_dev_desc[i].type = DEV_TYPE_UNKNOWN;
+		ide_dev_desc[i].if_type = IF_TYPE_IDE;
+		ide_dev_desc[i].devnum = i;
+		ide_dev_desc[i].part_type = PART_TYPE_UNKNOWN;
+		ide_dev_desc[i].blksz = 0;
+		ide_dev_desc[i].log2blksz =
+			LOG2_INVALID(typeof(ide_dev_desc[i].log2blksz));
+		ide_dev_desc[i].lba = 0;
+#ifndef CONFIG_BLK
+		ide_dev_desc[i].block_read = ide_read;
+		ide_dev_desc[i].block_write = ide_write;
+#endif
+		if (!ide_bus_ok[IDE_BUS(i)])
+			continue;
+		ide_led(led, 1);	/* LED on       */
+		ide_ident(&ide_dev_desc[i]);
+		ide_led(led, 0);	/* LED off      */
+		dev_print(&ide_dev_desc[i]);
+
+		if ((ide_dev_desc[i].lba > 0) && (ide_dev_desc[i].blksz > 0)) {
+			/* initialize partition type */
+			part_init(&ide_dev_desc[i]);
+		}
+	}
+	WATCHDOG_RESET();
+}
+
+/* We only need to swap data if we are running on a big endian cpu. */
+#if defined(__LITTLE_ENDIAN)
+__weak void ide_input_swap_data(int dev, ulong *sect_buf, int words)
+{
+	ide_input_data(dev, sect_buf, words);
+}
+#else
+__weak void ide_input_swap_data(int dev, ulong *sect_buf, int words)
+{
+	volatile ushort *pbuf =
+		(ushort *)(ATA_CURR_BASE(dev) + ATA_DATA_REG);
+	ushort *dbuf = (ushort *)sect_buf;
+
+	debug("in input swap data base for read is %lx\n",
+	      (unsigned long) pbuf);
+
+	while (words--) {
+#ifdef __MIPS__
+		*dbuf++ = swab16p((u16 *)pbuf);
+		*dbuf++ = swab16p((u16 *)pbuf);
+#else
+		*dbuf++ = ld_le16(pbuf);
+		*dbuf++ = ld_le16(pbuf);
+#endif /* !MIPS */
+	}
+}
+#endif /* __LITTLE_ENDIAN */
+
+
+#if defined(CONFIG_IDE_SWAP_IO)
+__weak void ide_output_data(int dev, const ulong *sect_buf, int words)
+{
+	ushort *dbuf;
+	volatile ushort *pbuf;
+
+	pbuf = (ushort *)(ATA_CURR_BASE(dev) + ATA_DATA_REG);
+	dbuf = (ushort *)sect_buf;
+	while (words--) {
+		EIEIO;
+		*pbuf = *dbuf++;
+		EIEIO;
+		*pbuf = *dbuf++;
+	}
+}
+#else  /* ! CONFIG_IDE_SWAP_IO */
+__weak void ide_output_data(int dev, const ulong *sect_buf, int words)
+{
+#if defined(CONFIG_IDE_AHB)
+	ide_write_data(dev, sect_buf, words);
+#else
+	outsw(ATA_CURR_BASE(dev) + ATA_DATA_REG, sect_buf, words << 1);
+#endif
+}
+#endif /* CONFIG_IDE_SWAP_IO */
+
+#if defined(CONFIG_IDE_SWAP_IO)
+__weak void ide_input_data(int dev, ulong *sect_buf, int words)
+{
+	ushort *dbuf;
+	volatile ushort *pbuf;
+
+	pbuf = (ushort *)(ATA_CURR_BASE(dev) + ATA_DATA_REG);
+	dbuf = (ushort *)sect_buf;
+
+	debug("in input data base for read is %lx\n", (unsigned long) pbuf);
+
+	while (words--) {
+		EIEIO;
+		*dbuf++ = *pbuf;
+		EIEIO;
+		*dbuf++ = *pbuf;
+	}
+}
+#else  /* ! CONFIG_IDE_SWAP_IO */
+__weak void ide_input_data(int dev, ulong *sect_buf, int words)
+{
+#if defined(CONFIG_IDE_AHB)
+	ide_read_data(dev, sect_buf, words);
+#else
+	insw(ATA_CURR_BASE(dev) + ATA_DATA_REG, sect_buf, words << 1);
+#endif
+}
+
+#endif /* CONFIG_IDE_SWAP_IO */
+
+#ifdef CONFIG_BLK
+ulong ide_read(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt,
+	       void *buffer)
+#else
+ulong ide_read(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt,
+	       void *buffer)
+#endif
+{
+#ifdef CONFIG_BLK
+	struct blk_desc *block_dev = dev_get_uclass_platdata(dev);
+#endif
+	int device = block_dev->devnum;
+	ulong n = 0;
+	unsigned char c;
+	unsigned char pwrsave = 0;	/* power save */
+
+#ifdef CONFIG_LBA48
+	unsigned char lba48 = 0;
+
+	if (blknr & 0x0000fffff0000000ULL) {
+		/* more than 28 bits used, use 48bit mode */
+		lba48 = 1;
+	}
+#endif
+	debug("ide_read dev %d start " LBAF ", blocks " LBAF " buffer at %lX\n",
+	      device, blknr, blkcnt, (ulong) buffer);
+
+	ide_led(DEVICE_LED(device), 1);	/* LED on       */
+
+	/* Select device
+	 */
+	ide_outb(device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
+	c = ide_wait(device, IDE_TIME_OUT);
+
+	if (c & ATA_STAT_BUSY) {
+		printf("IDE read: device %d not ready\n", device);
+		goto IDE_READ_E;
+	}
+
+	/* first check if the drive is in Powersaving mode, if yes,
+	 * increase the timeout value */
+	ide_outb(device, ATA_COMMAND, ATA_CMD_CHK_PWR);
+	udelay(50);
+
+	c = ide_wait(device, IDE_TIME_OUT);	/* can't take over 500 ms */
+
+	if (c & ATA_STAT_BUSY) {
+		printf("IDE read: device %d not ready\n", device);
+		goto IDE_READ_E;
+	}
+	if ((c & ATA_STAT_ERR) == ATA_STAT_ERR) {
+		printf("No Powersaving mode %X\n", c);
+	} else {
+		c = ide_inb(device, ATA_SECT_CNT);
+		debug("Powersaving %02X\n", c);
+		if (c == 0)
+			pwrsave = 1;
+	}
+
+
+	while (blkcnt-- > 0) {
+		c = ide_wait(device, IDE_TIME_OUT);
+
+		if (c & ATA_STAT_BUSY) {
+			printf("IDE read: device %d not ready\n", device);
+			break;
+		}
+#ifdef CONFIG_LBA48
+		if (lba48) {
+			/* write high bits */
+			ide_outb(device, ATA_SECT_CNT, 0);
+			ide_outb(device, ATA_LBA_LOW, (blknr >> 24) & 0xFF);
+#ifdef CONFIG_SYS_64BIT_LBA
+			ide_outb(device, ATA_LBA_MID, (blknr >> 32) & 0xFF);
+			ide_outb(device, ATA_LBA_HIGH, (blknr >> 40) & 0xFF);
+#else
+			ide_outb(device, ATA_LBA_MID, 0);
+			ide_outb(device, ATA_LBA_HIGH, 0);
+#endif
+		}
+#endif
+		ide_outb(device, ATA_SECT_CNT, 1);
+		ide_outb(device, ATA_LBA_LOW, (blknr >> 0) & 0xFF);
+		ide_outb(device, ATA_LBA_MID, (blknr >> 8) & 0xFF);
+		ide_outb(device, ATA_LBA_HIGH, (blknr >> 16) & 0xFF);
+
+#ifdef CONFIG_LBA48
+		if (lba48) {
+			ide_outb(device, ATA_DEV_HD,
+				 ATA_LBA | ATA_DEVICE(device));
+			ide_outb(device, ATA_COMMAND, ATA_CMD_READ_EXT);
+
+		} else
+#endif
+		{
+			ide_outb(device, ATA_DEV_HD, ATA_LBA |
+				 ATA_DEVICE(device) | ((blknr >> 24) & 0xF));
+			ide_outb(device, ATA_COMMAND, ATA_CMD_READ);
+		}
+
+		udelay(50);
+
+		if (pwrsave) {
+			/* may take up to 4 sec */
+			c = ide_wait(device, IDE_SPIN_UP_TIME_OUT);
+			pwrsave = 0;
+		} else {
+			/* can't take over 500 ms */
+			c = ide_wait(device, IDE_TIME_OUT);
+		}
+
+		if ((c & (ATA_STAT_DRQ | ATA_STAT_BUSY | ATA_STAT_ERR)) !=
+		    ATA_STAT_DRQ) {
+			printf("Error (no IRQ) dev %d blk " LBAF
+			       ": status %#02x\n", device, blknr, c);
+			break;
+		}
+
+		ide_input_data(device, buffer, ATA_SECTORWORDS);
+		(void) ide_inb(device, ATA_STATUS);	/* clear IRQ */
+
+		++n;
+		++blknr;
+		buffer += ATA_BLOCKSIZE;
+	}
+IDE_READ_E:
+	ide_led(DEVICE_LED(device), 0);	/* LED off      */
+	return n;
+}
+
+#ifdef CONFIG_BLK
+ulong ide_write(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt,
+		const void *buffer)
+#else
+ulong ide_write(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt,
+		const void *buffer)
+#endif
+{
+#ifdef CONFIG_BLK
+	struct blk_desc *block_dev = dev_get_uclass_platdata(dev);
+#endif
+	int device = block_dev->devnum;
+	ulong n = 0;
+	unsigned char c;
+
+#ifdef CONFIG_LBA48
+	unsigned char lba48 = 0;
+
+	if (blknr & 0x0000fffff0000000ULL) {
+		/* more than 28 bits used, use 48bit mode */
+		lba48 = 1;
+	}
+#endif
+
+	ide_led(DEVICE_LED(device), 1);	/* LED on       */
+
+	/* Select device
+	 */
+	ide_outb(device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
+
+	while (blkcnt-- > 0) {
+		c = ide_wait(device, IDE_TIME_OUT);
+
+		if (c & ATA_STAT_BUSY) {
+			printf("IDE read: device %d not ready\n", device);
+			goto WR_OUT;
+		}
+#ifdef CONFIG_LBA48
+		if (lba48) {
+			/* write high bits */
+			ide_outb(device, ATA_SECT_CNT, 0);
+			ide_outb(device, ATA_LBA_LOW, (blknr >> 24) & 0xFF);
+#ifdef CONFIG_SYS_64BIT_LBA
+			ide_outb(device, ATA_LBA_MID, (blknr >> 32) & 0xFF);
+			ide_outb(device, ATA_LBA_HIGH, (blknr >> 40) & 0xFF);
+#else
+			ide_outb(device, ATA_LBA_MID, 0);
+			ide_outb(device, ATA_LBA_HIGH, 0);
+#endif
+		}
+#endif
+		ide_outb(device, ATA_SECT_CNT, 1);
+		ide_outb(device, ATA_LBA_LOW, (blknr >> 0) & 0xFF);
+		ide_outb(device, ATA_LBA_MID, (blknr >> 8) & 0xFF);
+		ide_outb(device, ATA_LBA_HIGH, (blknr >> 16) & 0xFF);
+
+#ifdef CONFIG_LBA48
+		if (lba48) {
+			ide_outb(device, ATA_DEV_HD,
+				 ATA_LBA | ATA_DEVICE(device));
+			ide_outb(device, ATA_COMMAND, ATA_CMD_WRITE_EXT);
+
+		} else
+#endif
+		{
+			ide_outb(device, ATA_DEV_HD, ATA_LBA |
+				 ATA_DEVICE(device) | ((blknr >> 24) & 0xF));
+			ide_outb(device, ATA_COMMAND, ATA_CMD_WRITE);
+		}
+
+		udelay(50);
+
+		/* can't take over 500 ms */
+		c = ide_wait(device, IDE_TIME_OUT);
+
+		if ((c & (ATA_STAT_DRQ | ATA_STAT_BUSY | ATA_STAT_ERR)) !=
+		    ATA_STAT_DRQ) {
+			printf("Error (no IRQ) dev %d blk " LBAF
+			       ": status %#02x\n", device, blknr, c);
+			goto WR_OUT;
+		}
+
+		ide_output_data(device, buffer, ATA_SECTORWORDS);
+		c = ide_inb(device, ATA_STATUS);	/* clear IRQ */
+		++n;
+		++blknr;
+		buffer += ATA_BLOCKSIZE;
+	}
+WR_OUT:
+	ide_led(DEVICE_LED(device), 0);	/* LED off      */
+	return n;
+}
+
+#if defined(CONFIG_OF_IDE_FIXUP)
+int ide_device_present(int dev)
+{
+	if (dev >= CONFIG_SYS_IDE_MAXBUS)
+		return 0;
+	return ide_dev_desc[dev].type == DEV_TYPE_UNKNOWN ? 0 : 1;
+}
+#endif
+
+#ifdef CONFIG_BLK
+static const struct blk_ops ide_blk_ops = {
+	.read	= ide_read,
+	.write	= ide_write,
+};
+
+U_BOOT_DRIVER(ide_blk) = {
+	.name		= "ide_blk",
+	.id		= UCLASS_BLK,
+	.ops		= &ide_blk_ops,
+};
+#else
+U_BOOT_LEGACY_BLK(ide) = {
+	.if_typename	= "ide",
+	.if_type	= IF_TYPE_IDE,
+	.max_devs	= CONFIG_SYS_IDE_MAXDEVICE,
+	.desc		= ide_dev_desc,
+};
+#endif
diff --git a/common/sata.c b/common/sata.c
new file mode 100644
index 0000000000..88f08c95ec
--- /dev/null
+++ b/common/sata.c
@@ -0,0 +1,115 @@
+/*
+ * Copyright (C) 2000-2005, DENX Software Engineering
+ *		Wolfgang Denk <wd@denx.de>
+ * Copyright (C) Procsys. All rights reserved.
+ *		Mushtaq Khan <mushtaq_k@procsys.com>
+ *			<mushtaqk_921@yahoo.co.in>
+ * Copyright (C) 2008 Freescale Semiconductor, Inc.
+ *		Dave Liu <daveliu@freescale.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <sata.h>
+
+struct blk_desc sata_dev_desc[CONFIG_SYS_SATA_MAX_DEVICE];
+
+#ifdef CONFIG_PARTITIONS
+struct blk_desc *sata_get_dev(int dev)
+{
+	return (dev < CONFIG_SYS_SATA_MAX_DEVICE) ? &sata_dev_desc[dev] : NULL;
+}
+#endif
+
+#ifdef CONFIG_BLK
+static unsigned long sata_bread(struct udevice *dev, lbaint_t start,
+				lbaint_t blkcnt, void *dst)
+{
+	return -ENOSYS;
+}
+
+static unsigned long sata_bwrite(struct udevice *dev, lbaint_t start,
+				 lbaint_t blkcnt, const void *buffer)
+{
+	return -ENOSYS;
+}
+#else
+static unsigned long sata_bread(struct blk_desc *block_dev, lbaint_t start,
+				lbaint_t blkcnt, void *dst)
+{
+	return sata_read(block_dev->devnum, start, blkcnt, dst);
+}
+
+static unsigned long sata_bwrite(struct blk_desc *block_dev, lbaint_t start,
+				 lbaint_t blkcnt, const void *buffer)
+{
+	return sata_write(block_dev->devnum, start, blkcnt, buffer);
+}
+#endif
+
+int __sata_initialize(void)
+{
+	int rc;
+	int i;
+
+	for (i = 0; i < CONFIG_SYS_SATA_MAX_DEVICE; i++) {
+		memset(&sata_dev_desc[i], 0, sizeof(struct blk_desc));
+		sata_dev_desc[i].if_type = IF_TYPE_SATA;
+		sata_dev_desc[i].devnum = i;
+		sata_dev_desc[i].part_type = PART_TYPE_UNKNOWN;
+		sata_dev_desc[i].type = DEV_TYPE_HARDDISK;
+		sata_dev_desc[i].lba = 0;
+		sata_dev_desc[i].blksz = 512;
+		sata_dev_desc[i].log2blksz = LOG2(sata_dev_desc[i].blksz);
+#ifndef CONFIG_BLK
+		sata_dev_desc[i].block_read = sata_bread;
+		sata_dev_desc[i].block_write = sata_bwrite;
+#endif
+		rc = init_sata(i);
+		if (!rc) {
+			rc = scan_sata(i);
+			if (!rc && sata_dev_desc[i].lba > 0 &&
+			    sata_dev_desc[i].blksz > 0)
+				part_init(&sata_dev_desc[i]);
+		}
+	}
+
+	return rc;
+}
+int sata_initialize(void) __attribute__((weak, alias("__sata_initialize")));
+
+__weak int __sata_stop(void)
+{
+	int i, err = 0;
+
+	for (i = 0; i < CONFIG_SYS_SATA_MAX_DEVICE; i++)
+		err |= reset_sata(i);
+
+	if (err)
+		printf("Could not reset some SATA devices\n");
+
+	return err;
+}
+int sata_stop(void) __attribute__((weak, alias("__sata_stop")));
+
+#ifdef CONFIG_BLK
+static const struct blk_ops sata_blk_ops = {
+	.read	= sata_bread,
+	.write	= sata_bwrite,
+};
+
+U_BOOT_DRIVER(sata_blk) = {
+	.name		= "sata_blk",
+	.id		= UCLASS_BLK,
+	.ops		= &sata_blk_ops,
+};
+#else
+U_BOOT_LEGACY_BLK(sata) = {
+	.if_typename	= "sata",
+	.if_type	= IF_TYPE_SATA,
+	.max_devs	= CONFIG_SYS_SATA_MAX_DEVICE,
+	.desc		= sata_dev_desc,
+};
+#endif
diff --git a/common/scsi.c b/common/scsi.c
new file mode 100644
index 0000000000..8ac28dd416
--- /dev/null
+++ b/common/scsi.c
@@ -0,0 +1,592 @@
+/*
+ * (C) Copyright 2001
+ * Denis Peter, MPL AG Switzerland
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <inttypes.h>
+#include <pci.h>
+#include <scsi.h>
+
+#ifdef CONFIG_SCSI_DEV_LIST
+#define SCSI_DEV_LIST CONFIG_SCSI_DEV_LIST
+#else
+#ifdef CONFIG_SCSI_SYM53C8XX
+#define SCSI_VEND_ID	0x1000
+#ifndef CONFIG_SCSI_DEV_ID
+#define SCSI_DEV_ID		0x0001
+#else
+#define SCSI_DEV_ID		CONFIG_SCSI_DEV_ID
+#endif
+#elif defined CONFIG_SATA_ULI5288
+
+#define SCSI_VEND_ID 0x10b9
+#define SCSI_DEV_ID  0x5288
+
+#elif !defined(CONFIG_SCSI_AHCI_PLAT)
+#error no scsi device defined
+#endif
+#define SCSI_DEV_LIST {SCSI_VEND_ID, SCSI_DEV_ID}
+#endif
+
+#if defined(CONFIG_PCI) && !defined(CONFIG_SCSI_AHCI_PLAT)
+const struct pci_device_id scsi_device_list[] = { SCSI_DEV_LIST };
+#endif
+static ccb tempccb;	/* temporary scsi command buffer */
+
+static unsigned char tempbuff[512]; /* temporary data buffer */
+
+static int scsi_max_devs; /* number of highest available scsi device */
+
+static int scsi_curr_dev; /* current device */
+
+static struct blk_desc scsi_dev_desc[CONFIG_SYS_SCSI_MAX_DEVICE];
+
+/* almost the maximum amount of the scsi_ext command.. */
+#define SCSI_MAX_READ_BLK 0xFFFF
+#define SCSI_LBA48_READ	0xFFFFFFF
+
+#ifdef CONFIG_SYS_64BIT_LBA
+void scsi_setup_read16(ccb *pccb, lbaint_t start, unsigned long blocks)
+{
+	pccb->cmd[0] = SCSI_READ16;
+	pccb->cmd[1] = pccb->lun << 5;
+	pccb->cmd[2] = (unsigned char)(start >> 56) & 0xff;
+	pccb->cmd[3] = (unsigned char)(start >> 48) & 0xff;
+	pccb->cmd[4] = (unsigned char)(start >> 40) & 0xff;
+	pccb->cmd[5] = (unsigned char)(start >> 32) & 0xff;
+	pccb->cmd[6] = (unsigned char)(start >> 24) & 0xff;
+	pccb->cmd[7] = (unsigned char)(start >> 16) & 0xff;
+	pccb->cmd[8] = (unsigned char)(start >> 8) & 0xff;
+	pccb->cmd[9] = (unsigned char)start & 0xff;
+	pccb->cmd[10] = 0;
+	pccb->cmd[11] = (unsigned char)(blocks >> 24) & 0xff;
+	pccb->cmd[12] = (unsigned char)(blocks >> 16) & 0xff;
+	pccb->cmd[13] = (unsigned char)(blocks >> 8) & 0xff;
+	pccb->cmd[14] = (unsigned char)blocks & 0xff;
+	pccb->cmd[15] = 0;
+	pccb->cmdlen = 16;
+	pccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */
+	debug("scsi_setup_read16: cmd: %02X %02X startblk %02X%02X%02X%02X%02X%02X%02X%02X blccnt %02X%02X%02X%02X\n",
+	      pccb->cmd[0], pccb->cmd[1],
+	      pccb->cmd[2], pccb->cmd[3], pccb->cmd[4], pccb->cmd[5],
+	      pccb->cmd[6], pccb->cmd[7], pccb->cmd[8], pccb->cmd[9],
+	      pccb->cmd[11], pccb->cmd[12], pccb->cmd[13], pccb->cmd[14]);
+}
+#endif
+
+void scsi_setup_read_ext(ccb *pccb, lbaint_t start, unsigned short blocks)
+{
+	pccb->cmd[0] = SCSI_READ10;
+	pccb->cmd[1] = pccb->lun << 5;
+	pccb->cmd[2] = (unsigned char)(start >> 24) & 0xff;
+	pccb->cmd[3] = (unsigned char)(start >> 16) & 0xff;
+	pccb->cmd[4] = (unsigned char)(start >> 8) & 0xff;
+	pccb->cmd[5] = (unsigned char)start & 0xff;
+	pccb->cmd[6] = 0;
+	pccb->cmd[7] = (unsigned char)(blocks >> 8) & 0xff;
+	pccb->cmd[8] = (unsigned char)blocks & 0xff;
+	pccb->cmd[6] = 0;
+	pccb->cmdlen = 10;
+	pccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */
+	debug("scsi_setup_read_ext: cmd: %02X %02X startblk %02X%02X%02X%02X blccnt %02X%02X\n",
+	      pccb->cmd[0], pccb->cmd[1],
+	      pccb->cmd[2], pccb->cmd[3], pccb->cmd[4], pccb->cmd[5],
+	      pccb->cmd[7], pccb->cmd[8]);
+}
+
+void scsi_setup_write_ext(ccb *pccb, lbaint_t start, unsigned short blocks)
+{
+	pccb->cmd[0] = SCSI_WRITE10;
+	pccb->cmd[1] = pccb->lun << 5;
+	pccb->cmd[2] = (unsigned char)(start >> 24) & 0xff;
+	pccb->cmd[3] = (unsigned char)(start >> 16) & 0xff;
+	pccb->cmd[4] = (unsigned char)(start >> 8) & 0xff;
+	pccb->cmd[5] = (unsigned char)start & 0xff;
+	pccb->cmd[6] = 0;
+	pccb->cmd[7] = ((unsigned char)(blocks >> 8)) & 0xff;
+	pccb->cmd[8] = (unsigned char)blocks & 0xff;
+	pccb->cmd[9] = 0;
+	pccb->cmdlen = 10;
+	pccb->msgout[0] = SCSI_IDENTIFY;  /* NOT USED */
+	debug("%s: cmd: %02X %02X startblk %02X%02X%02X%02X blccnt %02X%02X\n",
+	      __func__,
+	      pccb->cmd[0], pccb->cmd[1],
+	      pccb->cmd[2], pccb->cmd[3], pccb->cmd[4], pccb->cmd[5],
+	      pccb->cmd[7], pccb->cmd[8]);
+}
+
+void scsi_setup_read6(ccb *pccb, lbaint_t start, unsigned short blocks)
+{
+	pccb->cmd[0] = SCSI_READ6;
+	pccb->cmd[1] = pccb->lun << 5 | ((unsigned char)(start >> 16) & 0x1f);
+	pccb->cmd[2] = (unsigned char)(start >> 8) & 0xff;
+	pccb->cmd[3] = (unsigned char)start & 0xff;
+	pccb->cmd[4] = (unsigned char)blocks & 0xff;
+	pccb->cmd[5] = 0;
+	pccb->cmdlen = 6;
+	pccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */
+	debug("scsi_setup_read6: cmd: %02X %02X startblk %02X%02X blccnt %02X\n",
+	      pccb->cmd[0], pccb->cmd[1],
+	      pccb->cmd[2], pccb->cmd[3], pccb->cmd[4]);
+}
+
+
+void scsi_setup_inquiry(ccb *pccb)
+{
+	pccb->cmd[0] = SCSI_INQUIRY;
+	pccb->cmd[1] = pccb->lun << 5;
+	pccb->cmd[2] = 0;
+	pccb->cmd[3] = 0;
+	if (pccb->datalen > 255)
+		pccb->cmd[4] = 255;
+	else
+		pccb->cmd[4] = (unsigned char)pccb->datalen;
+	pccb->cmd[5] = 0;
+	pccb->cmdlen = 6;
+	pccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */
+}
+
+#ifdef CONFIG_BLK
+static ulong scsi_read(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt,
+		       void *buffer)
+#else
+static ulong scsi_read(struct blk_desc *block_dev, lbaint_t blknr,
+		       lbaint_t blkcnt, void *buffer)
+#endif
+{
+#ifdef CONFIG_BLK
+	struct blk_desc *block_dev = dev_get_uclass_platdata(dev);
+#endif
+	int device = block_dev->devnum;
+	lbaint_t start, blks;
+	uintptr_t buf_addr;
+	unsigned short smallblks = 0;
+	ccb *pccb = (ccb *)&tempccb;
+	device &= 0xff;
+
+	/* Setup device */
+	pccb->target = scsi_dev_desc[device].target;
+	pccb->lun = scsi_dev_desc[device].lun;
+	buf_addr = (unsigned long)buffer;
+	start = blknr;
+	blks = blkcnt;
+	debug("\nscsi_read: dev %d startblk " LBAF
+	      ", blccnt " LBAF " buffer %lx\n",
+	      device, start, blks, (unsigned long)buffer);
+	do {
+		pccb->pdata = (unsigned char *)buf_addr;
+#ifdef CONFIG_SYS_64BIT_LBA
+		if (start > SCSI_LBA48_READ) {
+			unsigned long blocks;
+			blocks = min_t(lbaint_t, blks, SCSI_MAX_READ_BLK);
+			pccb->datalen = scsi_dev_desc[device].blksz * blocks;
+			scsi_setup_read16(pccb, start, blocks);
+			start += blocks;
+			blks -= blocks;
+		} else
+#endif
+		if (blks > SCSI_MAX_READ_BLK) {
+			pccb->datalen = scsi_dev_desc[device].blksz *
+				SCSI_MAX_READ_BLK;
+			smallblks = SCSI_MAX_READ_BLK;
+			scsi_setup_read_ext(pccb, start, smallblks);
+			start += SCSI_MAX_READ_BLK;
+			blks -= SCSI_MAX_READ_BLK;
+		} else {
+			pccb->datalen = scsi_dev_desc[device].blksz * blks;
+			smallblks = (unsigned short)blks;
+			scsi_setup_read_ext(pccb, start, smallblks);
+			start += blks;
+			blks = 0;
+		}
+		debug("scsi_read_ext: startblk " LBAF
+		      ", blccnt %x buffer %" PRIXPTR "\n",
+		      start, smallblks, buf_addr);
+		if (scsi_exec(pccb) != true) {
+			scsi_print_error(pccb);
+			blkcnt -= blks;
+			break;
+		}
+		buf_addr += pccb->datalen;
+	} while (blks != 0);
+	debug("scsi_read_ext: end startblk " LBAF
+	      ", blccnt %x buffer %" PRIXPTR "\n", start, smallblks, buf_addr);
+	return blkcnt;
+}
+
+/*******************************************************************************
+ * scsi_write
+ */
+
+/* Almost the maximum amount of the scsi_ext command.. */
+#define SCSI_MAX_WRITE_BLK 0xFFFF
+
+#ifdef CONFIG_BLK
+static ulong scsi_write(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt,
+			const void *buffer)
+#else
+static ulong scsi_write(struct blk_desc *block_dev, lbaint_t blknr,
+			lbaint_t blkcnt, const void *buffer)
+#endif
+{
+#ifdef CONFIG_BLK
+	struct blk_desc *block_dev = dev_get_uclass_platdata(dev);
+#endif
+	int device = block_dev->devnum;
+	lbaint_t start, blks;
+	uintptr_t buf_addr;
+	unsigned short smallblks;
+	ccb *pccb = (ccb *)&tempccb;
+
+	device &= 0xff;
+
+	/* Setup device */
+	pccb->target = scsi_dev_desc[device].target;
+	pccb->lun = scsi_dev_desc[device].lun;
+	buf_addr = (unsigned long)buffer;
+	start = blknr;
+	blks = blkcnt;
+	debug("\n%s: dev %d startblk " LBAF ", blccnt " LBAF " buffer %lx\n",
+	      __func__, device, start, blks, (unsigned long)buffer);
+	do {
+		pccb->pdata = (unsigned char *)buf_addr;
+		if (blks > SCSI_MAX_WRITE_BLK) {
+			pccb->datalen = (scsi_dev_desc[device].blksz *
+					 SCSI_MAX_WRITE_BLK);
+			smallblks = SCSI_MAX_WRITE_BLK;
+			scsi_setup_write_ext(pccb, start, smallblks);
+			start += SCSI_MAX_WRITE_BLK;
+			blks -= SCSI_MAX_WRITE_BLK;
+		} else {
+			pccb->datalen = scsi_dev_desc[device].blksz * blks;
+			smallblks = (unsigned short)blks;
+			scsi_setup_write_ext(pccb, start, smallblks);
+			start += blks;
+			blks = 0;
+		}
+		debug("%s: startblk " LBAF ", blccnt %x buffer %" PRIXPTR "\n",
+		      __func__, start, smallblks, buf_addr);
+		if (scsi_exec(pccb) != true) {
+			scsi_print_error(pccb);
+			blkcnt -= blks;
+			break;
+		}
+		buf_addr += pccb->datalen;
+	} while (blks != 0);
+	debug("%s: end startblk " LBAF ", blccnt %x buffer %" PRIXPTR "\n",
+	      __func__, start, smallblks, buf_addr);
+	return blkcnt;
+}
+
+int scsi_get_disk_count(void)
+{
+	return scsi_max_devs;
+}
+
+#if defined(CONFIG_PCI) && !defined(CONFIG_SCSI_AHCI_PLAT)
+void scsi_init(void)
+{
+	int busdevfunc = -1;
+	int i;
+	/*
+	 * Find a device from the list, this driver will support a single
+	 * controller.
+	 */
+	for (i = 0; i < ARRAY_SIZE(scsi_device_list); i++) {
+		/* get PCI Device ID */
+#ifdef CONFIG_DM_PCI
+		struct udevice *dev;
+		int ret;
+
+		ret = dm_pci_find_device(scsi_device_list[i].vendor,
+					 scsi_device_list[i].device, 0, &dev);
+		if (!ret) {
+			busdevfunc = dm_pci_get_bdf(dev);
+			break;
+		}
+#else
+		busdevfunc = pci_find_device(scsi_device_list[i].vendor,
+					     scsi_device_list[i].device,
+					     0);
+#endif
+		if (busdevfunc != -1)
+			break;
+	}
+
+	if (busdevfunc == -1) {
+		printf("Error: SCSI Controller(s) ");
+		for (i = 0; i < ARRAY_SIZE(scsi_device_list); i++) {
+			printf("%04X:%04X ",
+			       scsi_device_list[i].vendor,
+			       scsi_device_list[i].device);
+		}
+		printf("not found\n");
+		return;
+	}
+#ifdef DEBUG
+	else {
+		printf("SCSI Controller (%04X,%04X) found (%d:%d:%d)\n",
+		       scsi_device_list[i].vendor,
+		       scsi_device_list[i].device,
+		       (busdevfunc >> 16) & 0xFF,
+		       (busdevfunc >> 11) & 0x1F,
+		       (busdevfunc >> 8) & 0x7);
+	}
+#endif
+	bootstage_start(BOOTSTAGE_ID_ACCUM_SCSI, "ahci");
+	scsi_low_level_init(busdevfunc);
+	scsi_scan(1);
+	bootstage_accum(BOOTSTAGE_ID_ACCUM_SCSI);
+}
+#endif
+
+/* copy src to dest, skipping leading and trailing blanks
+ * and null terminate the string
+ */
+void scsi_ident_cpy(unsigned char *dest, unsigned char *src, unsigned int len)
+{
+	int start, end;
+
+	start = 0;
+	while (start < len) {
+		if (src[start] != ' ')
+			break;
+		start++;
+	}
+	end = len-1;
+	while (end > start) {
+		if (src[end] != ' ')
+			break;
+		end--;
+	}
+	for (; start <= end; start++)
+		*dest ++= src[start];
+	*dest = '\0';
+}
+
+
+/* Trim trailing blanks, and NUL-terminate string
+ */
+void scsi_trim_trail(unsigned char *str, unsigned int len)
+{
+	unsigned char *p = str + len - 1;
+
+	while (len-- > 0) {
+		*p-- = '\0';
+		if (*p != ' ')
+			return;
+	}
+}
+
+int scsi_read_capacity(ccb *pccb, lbaint_t *capacity, unsigned long *blksz)
+{
+	*capacity = 0;
+
+	memset(pccb->cmd, '\0', sizeof(pccb->cmd));
+	pccb->cmd[0] = SCSI_RD_CAPAC10;
+	pccb->cmd[1] = pccb->lun << 5;
+	pccb->cmdlen = 10;
+	pccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */
+
+	pccb->datalen = 8;
+	if (scsi_exec(pccb) != true)
+		return 1;
+
+	*capacity = ((lbaint_t)pccb->pdata[0] << 24) |
+		    ((lbaint_t)pccb->pdata[1] << 16) |
+		    ((lbaint_t)pccb->pdata[2] << 8)  |
+		    ((lbaint_t)pccb->pdata[3]);
+
+	if (*capacity != 0xffffffff) {
+		/* Read capacity (10) was sufficient for this drive. */
+		*blksz = ((unsigned long)pccb->pdata[4] << 24) |
+			 ((unsigned long)pccb->pdata[5] << 16) |
+			 ((unsigned long)pccb->pdata[6] << 8)  |
+			 ((unsigned long)pccb->pdata[7]);
+		return 0;
+	}
+
+	/* Read capacity (10) was insufficient. Use read capacity (16). */
+	memset(pccb->cmd, '\0', sizeof(pccb->cmd));
+	pccb->cmd[0] = SCSI_RD_CAPAC16;
+	pccb->cmd[1] = 0x10;
+	pccb->cmdlen = 16;
+	pccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */
+
+	pccb->datalen = 16;
+	if (scsi_exec(pccb) != true)
+		return 1;
+
+	*capacity = ((uint64_t)pccb->pdata[0] << 56) |
+		    ((uint64_t)pccb->pdata[1] << 48) |
+		    ((uint64_t)pccb->pdata[2] << 40) |
+		    ((uint64_t)pccb->pdata[3] << 32) |
+		    ((uint64_t)pccb->pdata[4] << 24) |
+		    ((uint64_t)pccb->pdata[5] << 16) |
+		    ((uint64_t)pccb->pdata[6] << 8)  |
+		    ((uint64_t)pccb->pdata[7]);
+
+	*blksz = ((uint64_t)pccb->pdata[8]  << 56) |
+		 ((uint64_t)pccb->pdata[9]  << 48) |
+		 ((uint64_t)pccb->pdata[10] << 40) |
+		 ((uint64_t)pccb->pdata[11] << 32) |
+		 ((uint64_t)pccb->pdata[12] << 24) |
+		 ((uint64_t)pccb->pdata[13] << 16) |
+		 ((uint64_t)pccb->pdata[14] << 8)  |
+		 ((uint64_t)pccb->pdata[15]);
+
+	return 0;
+}
+
+
+/*
+ * Some setup (fill-in) routines
+ */
+void scsi_setup_test_unit_ready(ccb *pccb)
+{
+	pccb->cmd[0] = SCSI_TST_U_RDY;
+	pccb->cmd[1] = pccb->lun << 5;
+	pccb->cmd[2] = 0;
+	pccb->cmd[3] = 0;
+	pccb->cmd[4] = 0;
+	pccb->cmd[5] = 0;
+	pccb->cmdlen = 6;
+	pccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */
+}
+
+/*
+ * (re)-scan the scsi bus and reports scsi device info
+ * to the user if mode = 1
+ */
+void scsi_scan(int mode)
+{
+	unsigned char i, perq, modi, lun;
+	lbaint_t capacity;
+	unsigned long blksz;
+	ccb *pccb = (ccb *)&tempccb;
+
+	if (mode == 1)
+		printf("scanning bus for devices...\n");
+	for (i = 0; i < CONFIG_SYS_SCSI_MAX_DEVICE; i++) {
+		scsi_dev_desc[i].target = 0xff;
+		scsi_dev_desc[i].lun = 0xff;
+		scsi_dev_desc[i].lba = 0;
+		scsi_dev_desc[i].blksz = 0;
+		scsi_dev_desc[i].log2blksz =
+			LOG2_INVALID(typeof(scsi_dev_desc[i].log2blksz));
+		scsi_dev_desc[i].type = DEV_TYPE_UNKNOWN;
+		scsi_dev_desc[i].vendor[0] = 0;
+		scsi_dev_desc[i].product[0] = 0;
+		scsi_dev_desc[i].revision[0] = 0;
+		scsi_dev_desc[i].removable = false;
+		scsi_dev_desc[i].if_type = IF_TYPE_SCSI;
+		scsi_dev_desc[i].devnum = i;
+		scsi_dev_desc[i].part_type = PART_TYPE_UNKNOWN;
+#ifndef CONFIG_BLK
+		scsi_dev_desc[i].block_read = scsi_read;
+		scsi_dev_desc[i].block_write = scsi_write;
+#endif
+	}
+	scsi_max_devs = 0;
+	for (i = 0; i < CONFIG_SYS_SCSI_MAX_SCSI_ID; i++) {
+		pccb->target = i;
+		for (lun = 0; lun < CONFIG_SYS_SCSI_MAX_LUN; lun++) {
+			pccb->lun = lun;
+			pccb->pdata = (unsigned char *)&tempbuff;
+			pccb->datalen = 512;
+			scsi_setup_inquiry(pccb);
+			if (scsi_exec(pccb) != true) {
+				if (pccb->contr_stat == SCSI_SEL_TIME_OUT) {
+					/*
+					 * selection timeout => assuming no
+					 * device present
+					 */
+					debug("Selection timeout ID %d\n",
+					      pccb->target);
+					continue;
+				}
+				scsi_print_error(pccb);
+				continue;
+			}
+			perq = tempbuff[0];
+			modi = tempbuff[1];
+			if ((perq & 0x1f) == 0x1f)
+				continue; /* skip unknown devices */
+			if ((modi & 0x80) == 0x80) /* drive is removable */
+				scsi_dev_desc[scsi_max_devs].removable = true;
+			/* get info for this device */
+			scsi_ident_cpy((unsigned char *)&scsi_dev_desc
+						[scsi_max_devs].vendor[0],
+				       &tempbuff[8], 8);
+			scsi_ident_cpy((unsigned char *)&scsi_dev_desc
+						[scsi_max_devs].product[0],
+				       &tempbuff[16], 16);
+			scsi_ident_cpy((unsigned char *)&scsi_dev_desc
+						[scsi_max_devs].revision[0],
+				       &tempbuff[32], 4);
+			scsi_dev_desc[scsi_max_devs].target = pccb->target;
+			scsi_dev_desc[scsi_max_devs].lun = pccb->lun;
+
+			pccb->datalen = 0;
+			scsi_setup_test_unit_ready(pccb);
+			if (scsi_exec(pccb) != true) {
+				if (scsi_dev_desc[scsi_max_devs].removable) {
+					scsi_dev_desc[scsi_max_devs].type =
+							perq;
+					goto removable;
+				}
+				scsi_print_error(pccb);
+				continue;
+			}
+			if (scsi_read_capacity(pccb, &capacity, &blksz)) {
+				scsi_print_error(pccb);
+				continue;
+			}
+			scsi_dev_desc[scsi_max_devs].lba = capacity;
+			scsi_dev_desc[scsi_max_devs].blksz = blksz;
+			scsi_dev_desc[scsi_max_devs].log2blksz =
+				LOG2(scsi_dev_desc[scsi_max_devs].blksz);
+			scsi_dev_desc[scsi_max_devs].type = perq;
+			part_init(&scsi_dev_desc[scsi_max_devs]);
+removable:
+			if (mode == 1) {
+				printf("  Device %d: ", scsi_max_devs);
+				dev_print(&scsi_dev_desc[scsi_max_devs]);
+			} /* if mode */
+			scsi_max_devs++;
+		} /* next LUN */
+	}
+	if (scsi_max_devs > 0)
+		scsi_curr_dev = 0;
+	else
+		scsi_curr_dev = -1;
+
+	printf("Found %d device(s).\n", scsi_max_devs);
+#ifndef CONFIG_SPL_BUILD
+	setenv_ulong("scsidevs", scsi_max_devs);
+#endif
+}
+
+#ifdef CONFIG_BLK
+static const struct blk_ops scsi_blk_ops = {
+	.read	= scsi_read,
+	.write	= scsi_write,
+};
+
+U_BOOT_DRIVER(scsi_blk) = {
+	.name		= "scsi_blk",
+	.id		= UCLASS_BLK,
+	.ops		= &scsi_blk_ops,
+};
+#else
+U_BOOT_LEGACY_BLK(scsi) = {
+	.if_typename	= "sata",
+	.if_type	= IF_TYPE_SCSI,
+	.max_devs	= CONFIG_SYS_SCSI_MAX_DEVICE,
+	.desc		= scsi_dev_desc,
+};
+#endif
diff --git a/common/spl/spl_mmc.c b/common/spl/spl_mmc.c
index 360c754050..5676acdde3 100644
--- a/common/spl/spl_mmc.c
+++ b/common/spl/spl_mmc.c
@@ -300,7 +300,7 @@ int spl_mmc_load_image(u32 boot_device)
 			if (part == 7)
 				part = 0;
 
-			err = mmc_switch_part(0, part);
+			err = blk_dselect_hwpart(mmc_get_blk_desc(mmc), part);
 			if (err) {
 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
 				puts("spl: mmc partition switch failed\n");
diff --git a/common/spl/spl_sata.c b/common/spl/spl_sata.c
index 1719946ec5..9d8cc7c2dd 100644
--- a/common/spl/spl_sata.c
+++ b/common/spl/spl_sata.c
@@ -34,7 +34,7 @@ int spl_sata_load_image(void)
 	} else {
 		/* try to recognize storage devices immediately */
 		scsi_scan(0);
-		stor_dev = scsi_get_dev(0);
+		stor_dev = blk_get_devnum_by_type(IF_TYPE_SCSI, 0);
 		if (!stor_dev)
 			return -ENODEV;
 	}
diff --git a/common/spl/spl_usb.c b/common/spl/spl_usb.c
index c42848e6fc..04fa66758c 100644
--- a/common/spl/spl_usb.c
+++ b/common/spl/spl_usb.c
@@ -39,7 +39,7 @@ int spl_usb_load_image(void)
 #ifdef CONFIG_USB_STORAGE
 	/* try to recognize storage devices immediately */
 	usb_stor_curr_dev = usb_stor_scan(1);
-	stor_dev = usb_stor_get_dev(usb_stor_curr_dev);
+	stor_dev = blk_get_devnum_by_type(IF_TYPE_USB, usb_stor_curr_dev);
 	if (!stor_dev)
 		return -ENODEV;
 #endif
diff --git a/common/usb_storage.c b/common/usb_storage.c
index 9285c95c05..7e6e52d2ec 100644
--- a/common/usb_storage.c
+++ b/common/usb_storage.c
@@ -136,23 +136,6 @@ static unsigned long usb_stor_write(struct blk_desc *block_dev, lbaint_t blknr,
 #endif
 void uhci_show_temp_int_td(void);
 
-#ifdef CONFIG_PARTITIONS
-struct blk_desc *usb_stor_get_dev(int index)
-{
-#ifdef CONFIG_BLK
-	struct udevice *dev;
-	int ret;
-
-	ret = blk_get_device(IF_TYPE_USB, index, &dev);
-	if (ret)
-		return NULL;
-	return dev_get_uclass_platdata(dev);
-#else
-	return (index < usb_max_devs) ? &usb_dev_desc[index] : NULL;
-#endif
-}
-#endif
-
 static void usb_show_progress(void)
 {
 	debug(".");
@@ -217,7 +200,6 @@ static int usb_stor_probe_device(struct usb_device *udev)
 
 #ifdef CONFIG_BLK
 	struct us_data *data;
-	char dev_name[30], *str;
 	int ret;
 #else
 	int start;
@@ -240,14 +222,12 @@ static int usb_stor_probe_device(struct usb_device *udev)
 	for (lun = 0; lun <= max_lun; lun++) {
 		struct blk_desc *blkdev;
 		struct udevice *dev;
+		char str[10];
 
-		snprintf(dev_name, sizeof(dev_name), "%s.lun%d",
-			 udev->dev->name, lun);
-		str = strdup(dev_name);
-		if (!str)
-			return -ENOMEM;
-		ret = blk_create_device(udev->dev, "usb_storage_blk", str,
-				IF_TYPE_USB, usb_max_devs, 512, 0, &dev);
+		snprintf(str, sizeof(str), "lun%d", lun);
+		ret = blk_create_devicef(udev->dev, "usb_storage_blk", str,
+					 IF_TYPE_USB, usb_max_devs, 512, 0,
+					 &dev);
 		if (ret) {
 			debug("Cannot bind driver\n");
 			return ret;
@@ -1555,4 +1535,11 @@ U_BOOT_DRIVER(usb_storage_blk) = {
 	.id		= UCLASS_BLK,
 	.ops		= &usb_storage_ops,
 };
+#else
+U_BOOT_LEGACY_BLK(usb) = {
+	.if_typename	= "usb",
+	.if_type	= IF_TYPE_USB,
+	.max_devs	= USB_MAX_STOR_DEV,
+	.desc		= usb_dev_desc,
+};
 #endif