diff --git a/board/purism/librem5/spl.c b/board/purism/librem5/spl.c
index 581f0929662..9aadc553302 100644
--- a/board/purism/librem5/spl.c
+++ b/board/purism/librem5/spl.c
@@ -418,12 +418,6 @@ out:
 	return rv;
 }
 
-int dm_usb_gadget_handle_interrupts(struct udevice *dev)
-{
-	dwc3_uboot_handle_interrupt(dev);
-	return 0;
-}
-
 static void dwc3_nxp_usb_phy_init(struct dwc3_device *dwc3)
 {
 	u32 RegData;
diff --git a/board/samsung/common/exynos5-dt.c b/board/samsung/common/exynos5-dt.c
index 95cf6d2acc2..b3e87c93751 100644
--- a/board/samsung/common/exynos5-dt.c
+++ b/board/samsung/common/exynos5-dt.c
@@ -122,12 +122,6 @@ static struct dwc3_device dwc3_device_data = {
 	.index = 0,
 };
 
-int dm_usb_gadget_handle_interrupts(struct udevice *dev)
-{
-	dwc3_uboot_handle_interrupt(dev);
-	return 0;
-}
-
 int board_usb_init(int index, enum usb_init_type init)
 {
 	struct exynos_usb3_phy *phy = (struct exynos_usb3_phy *)
diff --git a/board/st/stih410-b2260/board.c b/board/st/stih410-b2260/board.c
index e21cbc270e9..82817571ae3 100644
--- a/board/st/stih410-b2260/board.c
+++ b/board/st/stih410-b2260/board.c
@@ -50,12 +50,6 @@ static struct dwc3_device dwc3_device_data = {
 	.index = 0,
 };
 
-int dm_usb_gadget_handle_interrupts(struct udevice *dev)
-{
-	dwc3_uboot_handle_interrupt(dev);
-	return 0;
-}
-
 int board_usb_init(int index, enum usb_init_type init)
 {
 	int node;
diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c
index ea0d0b92088..a4679a2e294 100644
--- a/board/ti/am43xx/board.c
+++ b/board/ti/am43xx/board.c
@@ -759,17 +759,6 @@ static struct ti_usb_phy_device usb_phy2_device = {
 	.usb2_phy_power = (void *)USB2_PHY2_POWER,
 	.index = 1,
 };
-
-int dm_usb_gadget_handle_interrupts(struct udevice *dev)
-{
-	u32 status;
-
-	status = dwc3_omap_uboot_interrupt_status(dev);
-	if (status)
-		dwc3_uboot_handle_interrupt(dev);
-
-	return 0;
-}
 #endif /* CONFIG_USB_DWC3 */
 
 #if defined(CONFIG_USB_DWC3) || defined(CONFIG_USB_XHCI_OMAP)
diff --git a/cmd/usb_mass_storage.c b/cmd/usb_mass_storage.c
index a8ddeb49462..751701fe73a 100644
--- a/cmd/usb_mass_storage.c
+++ b/cmd/usb_mass_storage.c
@@ -88,10 +88,6 @@ static int ums_init(const char *devtype, const char *devnums_part_str)
 		if (!strchr(devnum_part_str, ':'))
 			partnum = 0;
 
-		/* f_mass_storage.c assumes SECTOR_SIZE sectors */
-		if (block_dev->blksz != SECTOR_SIZE)
-			goto cleanup;
-
 		ums_new = realloc(ums, (ums_count + 1) * sizeof(*ums));
 		if (!ums_new)
 			goto cleanup;
diff --git a/drivers/iommu/qcom-hyp-smmu.c b/drivers/iommu/qcom-hyp-smmu.c
index 8e5cdb58155..f2b39de56f4 100644
--- a/drivers/iommu/qcom-hyp-smmu.c
+++ b/drivers/iommu/qcom-hyp-smmu.c
@@ -319,7 +319,7 @@ static int qcom_smmu_connect(struct udevice *dev)
 }
 
 #ifdef DEBUG
-static inline void dump_boot_mappings(struct arm_smmu_priv *priv)
+static inline void dump_boot_mappings(struct qcom_smmu_priv *priv)
 {
 	u32 val;
 	int i;
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 4b4fcd8a22e..96e850b7170 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -983,18 +983,32 @@ void dwc3_uboot_exit(int index)
 	}
 }
 
+MODULE_ALIAS("platform:dwc3");
+MODULE_AUTHOR("Felipe Balbi <balbi@ti.com>");
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("DesignWare USB3 DRD Controller Driver");
+
+#if !CONFIG_IS_ENABLED(DM_USB_GADGET)
+__weak int dwc3_uboot_interrupt_status(struct udevice *dev)
+{
+	return 1;
+}
+
 /**
- * dwc3_uboot_handle_interrupt - handle dwc3 core interrupt
+ * dm_usb_gadget_handle_interrupts - handle dwc3 core interrupt
  * @dev: device of this controller
  *
  * Invokes dwc3 gadget interrupts.
  *
  * Generally called from board file.
  */
-void dwc3_uboot_handle_interrupt(struct udevice *dev)
+int dm_usb_gadget_handle_interrupts(struct udevice *dev)
 {
 	struct dwc3 *dwc = NULL;
 
+	if (!dwc3_uboot_interrupt_status(dev))
+		return 0;
+
 	list_for_each_entry(dwc, &dwc3_list, list) {
 		if (dwc->dev != dev)
 			continue;
@@ -1002,12 +1016,10 @@ void dwc3_uboot_handle_interrupt(struct udevice *dev)
 		dwc3_gadget_uboot_handle_interrupt(dwc);
 		break;
 	}
-}
 
-MODULE_ALIAS("platform:dwc3");
-MODULE_AUTHOR("Felipe Balbi <balbi@ti.com>");
-MODULE_LICENSE("GPL v2");
-MODULE_DESCRIPTION("DesignWare USB3 DRD Controller Driver");
+	return 0;
+}
+#endif
 
 #if CONFIG_IS_ENABLED(PHY) && CONFIG_IS_ENABLED(DM_USB)
 int dwc3_setup_phy(struct udevice *dev, struct phy_bulk *phys)
diff --git a/drivers/usb/dwc3/dwc3-generic.c b/drivers/usb/dwc3/dwc3-generic.c
index a379a0002e7..7a00529a2a8 100644
--- a/drivers/usb/dwc3/dwc3-generic.c
+++ b/drivers/usb/dwc3/dwc3-generic.c
@@ -425,6 +425,77 @@ struct dwc3_glue_ops ti_ops = {
 	.glue_configure = dwc3_ti_glue_configure,
 };
 
+/* USB QSCRATCH Hardware registers */
+#define QSCRATCH_GENERAL_CFG 0x08
+#define PIPE_UTMI_CLK_SEL BIT(0)
+#define PIPE3_PHYSTATUS_SW BIT(3)
+#define PIPE_UTMI_CLK_DIS BIT(8)
+
+#define QSCRATCH_HS_PHY_CTRL 0x10
+#define UTMI_OTG_VBUS_VALID BIT(20)
+#define SW_SESSVLD_SEL BIT(28)
+
+#define QSCRATCH_SS_PHY_CTRL 0x30
+#define LANE0_PWR_PRESENT BIT(24)
+
+#define PWR_EVNT_IRQ_STAT_REG 0x58
+#define PWR_EVNT_LPM_IN_L2_MASK BIT(4)
+#define PWR_EVNT_LPM_OUT_L2_MASK BIT(5)
+
+#define SDM845_QSCRATCH_BASE_OFFSET 0xf8800
+#define SDM845_QSCRATCH_SIZE 0x400
+#define SDM845_DWC3_CORE_SIZE 0xcd00
+
+static void dwc3_qcom_vbus_override_enable(void __iomem *qscratch_base, bool enable)
+{
+	if (enable) {
+		setbits_le32(qscratch_base + QSCRATCH_SS_PHY_CTRL,
+				  LANE0_PWR_PRESENT);
+		setbits_le32(qscratch_base + QSCRATCH_HS_PHY_CTRL,
+				  UTMI_OTG_VBUS_VALID | SW_SESSVLD_SEL);
+	} else {
+		clrbits_le32(qscratch_base + QSCRATCH_SS_PHY_CTRL,
+				  LANE0_PWR_PRESENT);
+		clrbits_le32(qscratch_base + QSCRATCH_HS_PHY_CTRL,
+				  UTMI_OTG_VBUS_VALID | SW_SESSVLD_SEL);
+	}
+}
+
+/* For controllers running without superspeed PHYs */
+static void dwc3_qcom_select_utmi_clk(void __iomem *qscratch_base)
+{
+	/* Configure dwc3 to use UTMI clock as PIPE clock not present */
+	setbits_le32(qscratch_base + QSCRATCH_GENERAL_CFG,
+			  PIPE_UTMI_CLK_DIS);
+
+	setbits_le32(qscratch_base + QSCRATCH_GENERAL_CFG,
+			  PIPE_UTMI_CLK_SEL | PIPE3_PHYSTATUS_SW);
+
+	clrbits_le32(qscratch_base + QSCRATCH_GENERAL_CFG,
+			  PIPE_UTMI_CLK_DIS);
+}
+
+static void dwc3_qcom_glue_configure(struct udevice *dev, int index,
+				     enum usb_dr_mode mode)
+{
+	struct dwc3_glue_data *glue = dev_get_plat(dev);
+	void __iomem *qscratch_base = map_physmem(glue->regs, 0x400, MAP_NOCACHE);
+	if (IS_ERR_OR_NULL(qscratch_base)) {
+		log_err("%s: Invalid qscratch base address\n", dev->name);
+		return;
+	}
+
+	if (dev_read_bool(dev, "qcom,select-utmi-as-pipe-clk"))
+		dwc3_qcom_select_utmi_clk(qscratch_base);
+
+	if (mode != USB_DR_MODE_HOST)
+		dwc3_qcom_vbus_override_enable(qscratch_base, true);
+}
+
+struct dwc3_glue_ops qcom_ops = {
+	.glue_configure = dwc3_qcom_glue_configure,
+};
+
 static int dwc3_rk_glue_get_ctrl_dev(struct udevice *dev, ofnode *node)
 {
 	*node = dev_ofnode(dev);
@@ -512,6 +583,14 @@ static int dwc3_glue_reset_init(struct udevice *dev,
 	else if (ret)
 		return ret;
 
+	if (device_is_compatible(dev, "qcom,dwc3")) {
+		reset_assert_bulk(&glue->resets);
+		/* We should wait at least 6 sleep clock cycles, that's
+		 * (6 / 32764) * 1000000 ~= 200us. But some platforms
+		 * have slower sleep clocks so we'll play it safe.
+		 */
+		udelay(500);
+	}
 	ret = reset_deassert_bulk(&glue->resets);
 	if (ret) {
 		reset_release_bulk(&glue->resets);
@@ -629,7 +708,7 @@ static const struct udevice_id dwc3_glue_ids[] = {
 	{ .compatible = "rockchip,rk3399-dwc3" },
 	{ .compatible = "rockchip,rk3568-dwc3", .data = (ulong)&rk_ops },
 	{ .compatible = "rockchip,rk3588-dwc3", .data = (ulong)&rk_ops },
-	{ .compatible = "qcom,dwc3" },
+	{ .compatible = "qcom,dwc3", .data = (ulong)&qcom_ops },
 	{ .compatible = "fsl,imx8mp-dwc3", .data = (ulong)&imx8mp_ops },
 	{ .compatible = "fsl,imx8mq-dwc3" },
 	{ .compatible = "intel,tangier-dwc3" },
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index 4fadb4a3e20..53c4d4826b4 100644
--- a/drivers/usb/dwc3/dwc3-omap.c
+++ b/drivers/usb/dwc3/dwc3-omap.c
@@ -428,7 +428,7 @@ void dwc3_omap_uboot_exit(int index)
 }
 
 /**
- * dwc3_omap_uboot_interrupt_status - check the status of interrupt
+ * dwc3_uboot_interrupt_status - check the status of interrupt
  * @dev: device of this controller
  *
  * Checks the status of interrupts and returns true if an interrupt
@@ -436,7 +436,7 @@ void dwc3_omap_uboot_exit(int index)
  *
  * Generally called from board file.
  */
-int dwc3_omap_uboot_interrupt_status(struct udevice *dev)
+int dwc3_uboot_interrupt_status(struct udevice *dev)
 {
 	struct dwc3_omap *omap = NULL;
 
diff --git a/drivers/usb/gadget/f_acm.c b/drivers/usb/gadget/f_acm.c
index de42e0189e8..ba216128ab2 100644
--- a/drivers/usb/gadget/f_acm.c
+++ b/drivers/usb/gadget/f_acm.c
@@ -623,12 +623,21 @@ static void acm_stdio_puts(struct stdio_dev *dev, const char *str)
 
 static int acm_stdio_start(struct stdio_dev *dev)
 {
+	struct udevice *udc;
 	int ret;
 
 	if (dev->priv) { /* function already exist */
 		return 0;
 	}
 
+	ret = udc_device_get_by_index(0, &udc);
+	if (ret) {
+		pr_err("USB init failed: %d\n", ret);
+		return ret;
+	}
+
+	g_dnl_clear_detach();
+
 	ret = g_dnl_register("usb_serial_acm");
 	if (ret)
 		return ret;
diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c
index c725aed3f62..ef90c7ec7fb 100644
--- a/drivers/usb/gadget/f_mass_storage.c
+++ b/drivers/usb/gadget/f_mass_storage.c
@@ -240,6 +240,7 @@
 /* #define DUMP_MSGS */
 
 #include <config.h>
+#include <div64.h>
 #include <hexdump.h>
 #include <log.h>
 #include <malloc.h>
@@ -724,12 +725,13 @@ static int do_read(struct fsg_common *common)
 		curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE;
 		return -EINVAL;
 	}
-	file_offset = ((loff_t) lba) << 9;
+	file_offset = ((loff_t)lba) << curlun->blkbits;
 
 	/* Carry out the file reads */
 	amount_left = common->data_size_from_cmnd;
-	if (unlikely(amount_left == 0))
+	if (unlikely(amount_left == 0)) {
 		return -EIO;		/* No default reply */
+	}
 
 	for (;;) {
 
@@ -768,13 +770,13 @@ static int do_read(struct fsg_common *common)
 
 		/* Perform the read */
 		rc = ums[common->lun].read_sector(&ums[common->lun],
-				      file_offset / SECTOR_SIZE,
-				      amount / SECTOR_SIZE,
+				      lldiv(file_offset, curlun->blksize),
+				      lldiv(amount, curlun->blksize),
 				      (char __user *)bh->buf);
 		if (!rc)
 			return -EIO;
 
-		nread = rc * SECTOR_SIZE;
+		nread = rc * curlun->blksize;
 
 		VLDBG(curlun, "file read %u @ %llu -> %d\n", amount,
 				(unsigned long long) file_offset,
@@ -787,7 +789,7 @@ static int do_read(struct fsg_common *common)
 		} else if (nread < amount) {
 			LDBG(curlun, "partial file read: %d/%u\n",
 					(int) nread, amount);
-			nread -= (nread & 511);	/* Round down to a block */
+			nread -= (nread & (curlun->blksize - 1));	/* Round down to a block */
 		}
 		file_offset  += nread;
 		amount_left  -= nread;
@@ -861,7 +863,7 @@ static int do_write(struct fsg_common *common)
 
 	/* Carry out the file writes */
 	get_some_more = 1;
-	file_offset = usb_offset = ((loff_t) lba) << 9;
+	file_offset = usb_offset = ((loff_t)lba) << curlun->blkbits;
 	amount_left_to_req = common->data_size_from_cmnd;
 	amount_left_to_write = common->data_size_from_cmnd;
 
@@ -893,7 +895,7 @@ static int do_write(struct fsg_common *common)
 				curlun->info_valid = 1;
 				continue;
 			}
-			amount -= (amount & 511);
+			amount -= (amount & (curlun->blksize - 1));
 			if (amount == 0) {
 
 				/* Why were we were asked to transfer a
@@ -942,12 +944,12 @@ static int do_write(struct fsg_common *common)
 
 			/* Perform the write */
 			rc = ums[common->lun].write_sector(&ums[common->lun],
-					       file_offset / SECTOR_SIZE,
-					       amount / SECTOR_SIZE,
+					       lldiv(file_offset, curlun->blksize),
+					       lldiv(amount, curlun->blksize),
 					       (char __user *)bh->buf);
 			if (!rc)
 				return -EIO;
-			nwritten = rc * SECTOR_SIZE;
+			nwritten = rc * curlun->blksize;
 
 			VLDBG(curlun, "file write %u @ %llu -> %d\n", amount,
 					(unsigned long long) file_offset,
@@ -960,7 +962,7 @@ static int do_write(struct fsg_common *common)
 			} else if (nwritten < amount) {
 				LDBG(curlun, "partial file write: %d/%u\n",
 						(int) nwritten, amount);
-				nwritten -= (nwritten & 511);
+				nwritten -= (nwritten & (curlun->blksize - 1));
 				/* Round down to a block */
 			}
 			file_offset += nwritten;
@@ -1034,8 +1036,8 @@ static int do_verify(struct fsg_common *common)
 		return -EIO;		/* No default reply */
 
 	/* Prepare to carry out the file verify */
-	amount_left = verification_length << 9;
-	file_offset = ((loff_t) lba) << 9;
+	amount_left = verification_length << curlun->blkbits;
+	file_offset = ((loff_t) lba) << curlun->blkbits;
 
 	/* Write out all the dirty buffers before invalidating them */
 
@@ -1058,12 +1060,12 @@ static int do_verify(struct fsg_common *common)
 
 		/* Perform the read */
 		rc = ums[common->lun].read_sector(&ums[common->lun],
-				      file_offset / SECTOR_SIZE,
-				      amount / SECTOR_SIZE,
+				      lldiv(file_offset, curlun->blksize),
+				      lldiv(amount, curlun->blksize),
 				      (char __user *)bh->buf);
 		if (!rc)
 			return -EIO;
-		nread = rc * SECTOR_SIZE;
+		nread = rc * curlun->blksize;
 
 		VLDBG(curlun, "file read %u @ %llu -> %d\n", amount,
 				(unsigned long long) file_offset,
@@ -1075,7 +1077,7 @@ static int do_verify(struct fsg_common *common)
 		} else if (nread < amount) {
 			LDBG(curlun, "partial file verify: %d/%u\n",
 					(int) nread, amount);
-			nread -= (nread & 511);	/* Round down to a sector */
+			nread -= (nread & (curlun->blksize - 1));	/* Round down to a sector */
 		}
 		if (nread == 0) {
 			curlun->sense_data = SS_UNRECOVERED_READ_ERROR;
@@ -1183,7 +1185,7 @@ static int do_read_capacity(struct fsg_common *common, struct fsg_buffhd *bh)
 
 	put_unaligned_be32(curlun->num_sectors - 1, &buf[0]);
 						/* Max logical block */
-	put_unaligned_be32(512, &buf[4]);	/* Block length */
+	put_unaligned_be32(curlun->blksize, &buf[4]);	/* Block length */
 	return 8;
 }
 
@@ -1370,7 +1372,7 @@ static int do_read_format_capacities(struct fsg_common *common,
 
 	put_unaligned_be32(curlun->num_sectors, &buf[0]);
 						/* Number of blocks */
-	put_unaligned_be32(512, &buf[4]);	/* Block length */
+	put_unaligned_be32(curlun->blksize, &buf[4]);	/* Block length */
 	buf[4] = 0x02;				/* Current capacity */
 	return 12;
 }
@@ -1781,6 +1783,16 @@ static int check_command(struct fsg_common *common, int cmnd_size,
 	return 0;
 }
 
+/* wrapper of check_command for data size in blocks handling */
+static int check_command_size_in_blocks(struct fsg_common *common,
+		int cmnd_size, enum data_direction data_dir,
+		unsigned int mask, int needs_medium, const char *name)
+{
+	common->data_size_from_cmnd <<= common->luns[common->lun].blkbits;
+	return check_command(common, cmnd_size, data_dir,
+			mask, needs_medium, name);
+}
+
 
 static int do_scsi_command(struct fsg_common *common)
 {
@@ -1865,30 +1877,30 @@ static int do_scsi_command(struct fsg_common *common)
 
 	case SC_READ_6:
 		i = common->cmnd[4];
-		common->data_size_from_cmnd = (i == 0 ? 256 : i) << 9;
-		reply = check_command(common, 6, DATA_DIR_TO_HOST,
-				      (7<<1) | (1<<4), 1,
-				      "READ(6)");
+		common->data_size_from_cmnd = (i == 0 ? 256 : i);
+		reply = check_command_size_in_blocks(common, 6, DATA_DIR_TO_HOST,
+						     (7<<1) | (1<<4), 1,
+						     "READ(6)");
 		if (reply == 0)
 			reply = do_read(common);
 		break;
 
 	case SC_READ_10:
 		common->data_size_from_cmnd =
-				get_unaligned_be16(&common->cmnd[7]) << 9;
-		reply = check_command(common, 10, DATA_DIR_TO_HOST,
-				      (1<<1) | (0xf<<2) | (3<<7), 1,
-				      "READ(10)");
+				get_unaligned_be16(&common->cmnd[7]);
+		reply = check_command_size_in_blocks(common, 10, DATA_DIR_TO_HOST,
+						     (1<<1) | (0xf<<2) | (3<<7), 1,
+						     "READ(10)");
 		if (reply == 0)
 			reply = do_read(common);
 		break;
 
 	case SC_READ_12:
 		common->data_size_from_cmnd =
-				get_unaligned_be32(&common->cmnd[6]) << 9;
-		reply = check_command(common, 12, DATA_DIR_TO_HOST,
-				      (1<<1) | (0xf<<2) | (0xf<<6), 1,
-				      "READ(12)");
+				get_unaligned_be32(&common->cmnd[6]);
+		reply = check_command_size_in_blocks(common, 12, DATA_DIR_TO_HOST,
+						     (1<<1) | (0xf<<2) | (0xf<<6), 1,
+						     "READ(12)");
 		if (reply == 0)
 			reply = do_read(common);
 		break;
@@ -1983,30 +1995,30 @@ static int do_scsi_command(struct fsg_common *common)
 
 	case SC_WRITE_6:
 		i = common->cmnd[4];
-		common->data_size_from_cmnd = (i == 0 ? 256 : i) << 9;
-		reply = check_command(common, 6, DATA_DIR_FROM_HOST,
-				      (7<<1) | (1<<4), 1,
-				      "WRITE(6)");
+		common->data_size_from_cmnd = (i == 0 ? 256 : i);
+		reply = check_command_size_in_blocks(common, 6, DATA_DIR_FROM_HOST,
+						     (7<<1) | (1<<4), 1,
+						     "WRITE(6)");
 		if (reply == 0)
 			reply = do_write(common);
 		break;
 
 	case SC_WRITE_10:
 		common->data_size_from_cmnd =
-				get_unaligned_be16(&common->cmnd[7]) << 9;
-		reply = check_command(common, 10, DATA_DIR_FROM_HOST,
-				      (1<<1) | (0xf<<2) | (3<<7), 1,
-				      "WRITE(10)");
+				get_unaligned_be16(&common->cmnd[7]);
+		reply = check_command_size_in_blocks(common, 10, DATA_DIR_FROM_HOST,
+						     (1<<1) | (0xf<<2) | (3<<7), 1,
+						     "WRITE(10)");
 		if (reply == 0)
 			reply = do_write(common);
 		break;
 
 	case SC_WRITE_12:
 		common->data_size_from_cmnd =
-				get_unaligned_be32(&common->cmnd[6]) << 9;
-		reply = check_command(common, 12, DATA_DIR_FROM_HOST,
-				      (1<<1) | (0xf<<2) | (0xf<<6), 1,
-				      "WRITE(12)");
+				get_unaligned_be32(&common->cmnd[6]);
+		reply = check_command_size_in_blocks(common, 12, DATA_DIR_FROM_HOST,
+						     (1<<1) | (0xf<<2) | (0xf<<6), 1,
+						     "WRITE(12)");
 		if (reply == 0)
 			reply = do_write(common);
 		break;
@@ -2497,7 +2509,7 @@ static struct fsg_common *fsg_common_init(struct fsg_common *common,
 	for (i = 0; i < nluns; i++) {
 		common->luns[i].removable = 1;
 
-		rc = fsg_lun_open(&common->luns[i], ums[i].num_sectors, "");
+		rc = fsg_lun_open(&common->luns[i], ums[i].num_sectors, ums->block_dev.blksz, "");
 		if (rc)
 			goto error_luns;
 	}
diff --git a/drivers/usb/gadget/storage_common.c b/drivers/usb/gadget/storage_common.c
index 5674e8fe494..97dc6b6f729 100644
--- a/drivers/usb/gadget/storage_common.c
+++ b/drivers/usb/gadget/storage_common.c
@@ -269,6 +269,7 @@ struct device_attribute { int i; };
 #define ETOOSMALL	525
 
 #include <log.h>
+#include <linux/log2.h>
 #include <usb_mass_storage.h>
 #include <dm/device_compat.h>
 
@@ -290,6 +291,8 @@ struct fsg_lun {
 	u32		sense_data;
 	u32		sense_data_info;
 	u32		unit_attention_data;
+	unsigned int	blkbits;
+	unsigned int	blksize; /* logical block size of bound block device */
 
 	struct device	dev;
 };
@@ -566,7 +569,7 @@ static struct usb_gadget_strings	fsg_stringtab = {
  */
 
 static int fsg_lun_open(struct fsg_lun *curlun, unsigned int num_sectors,
-			const char *filename)
+			unsigned int sector_size, const char *filename)
 {
 	int				ro;
 
@@ -574,9 +577,12 @@ static int fsg_lun_open(struct fsg_lun *curlun, unsigned int num_sectors,
 	ro = curlun->initially_ro;
 
 	curlun->ro = ro;
-	curlun->file_length = num_sectors << 9;
+	curlun->file_length = num_sectors * sector_size;
 	curlun->num_sectors = num_sectors;
-	debug("open backing file: %s\n", filename);
+	curlun->blksize = sector_size;
+	curlun->blkbits = order_base_2(sector_size >> 9) + 9;
+	debug("blksize: %u\n", sector_size);
+	debug("open backing file: '%s'\n", filename);
 
 	return 0;
 }
diff --git a/include/dwc3-omap-uboot.h b/include/dwc3-omap-uboot.h
index ed92bfc5a97..f220705ef7b 100644
--- a/include/dwc3-omap-uboot.h
+++ b/include/dwc3-omap-uboot.h
@@ -27,5 +27,4 @@ struct dwc3_omap_device {
 
 int dwc3_omap_uboot_init(struct dwc3_omap_device *dev);
 void dwc3_omap_uboot_exit(int index);
-int dwc3_omap_uboot_interrupt_status(struct udevice *dev);
 #endif /* __DWC3_OMAP_UBOOT_H_ */
diff --git a/include/dwc3-uboot.h b/include/dwc3-uboot.h
index 35cfbb93b29..3689d60ae7f 100644
--- a/include/dwc3-uboot.h
+++ b/include/dwc3-uboot.h
@@ -44,7 +44,7 @@ struct dwc3_device {
 
 int dwc3_uboot_init(struct dwc3_device *dev);
 void dwc3_uboot_exit(int index);
-void dwc3_uboot_handle_interrupt(struct udevice *dev);
+int dwc3_uboot_interrupt_status(struct udevice *dev);
 
 struct phy;
 #if CONFIG_IS_ENABLED(PHY) && CONFIG_IS_ENABLED(DM_USB)
diff --git a/include/usb_mass_storage.h b/include/usb_mass_storage.h
index 83ab93b530d..6d83d93cad7 100644
--- a/include/usb_mass_storage.h
+++ b/include/usb_mass_storage.h
@@ -7,7 +7,6 @@
 #ifndef __USB_MASS_STORAGE_H__
 #define __USB_MASS_STORAGE_H__
 
-#define SECTOR_SIZE		0x200
 #include <part.h>
 #include <linux/usb/composite.h>