diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts
index b6d9a15..2e0d320 100644
--- a/arch/sandbox/dts/test.dts
+++ b/arch/sandbox/dts/test.dts
@@ -279,6 +279,11 @@
 			0x38 8>;
 	};
 
+	timer {
+		compatible = "sandbox,timer";
+		clock-frequency = <1000000>;
+	};
+
 	uart0: serial {
 		compatible = "sandbox,serial";
 		u-boot,dm-pre-reloc;
diff --git a/common/fdt_support.c b/common/fdt_support.c
index 66464db..a539389 100644
--- a/common/fdt_support.c
+++ b/common/fdt_support.c
@@ -952,8 +952,7 @@ void fdt_del_node_and_alias(void *blob, const char *alias)
 /* Max address size we deal with */
 #define OF_MAX_ADDR_CELLS	4
 #define OF_BAD_ADDR	FDT_ADDR_T_NONE
-#define OF_CHECK_COUNTS(na, ns)	((na) > 0 && (na) <= OF_MAX_ADDR_CELLS && \
-			(ns) > 0)
+#define OF_CHECK_COUNTS(na)	((na) > 0 && (na) <= OF_MAX_ADDR_CELLS)
 
 /* Debug utility */
 #ifdef DEBUG
@@ -1121,7 +1120,7 @@ static u64 __of_translate_address(void *blob, int node_offset, const fdt32_t *in
 
 	/* Cound address cells & copy address locally */
 	bus->count_cells(blob, parent, &na, &ns);
-	if (!OF_CHECK_COUNTS(na, ns)) {
+	if (!OF_CHECK_COUNTS(na)) {
 		printf("%s: Bad cell count for %s\n", __FUNCTION__,
 		       fdt_get_name(blob, node_offset, NULL));
 		goto bail;
@@ -1148,7 +1147,7 @@ static u64 __of_translate_address(void *blob, int node_offset, const fdt32_t *in
 		/* Get new parent bus and counts */
 		pbus = &of_busses[0];
 		pbus->count_cells(blob, parent, &pna, &pns);
-		if (!OF_CHECK_COUNTS(pna, pns)) {
+		if (!OF_CHECK_COUNTS(pna)) {
 			printf("%s: Bad cell count for %s\n", __FUNCTION__,
 				fdt_get_name(blob, node_offset, NULL));
 			break;
diff --git a/common/usb_kbd.c b/common/usb_kbd.c
index 9617a48..cbb1995 100644
--- a/common/usb_kbd.c
+++ b/common/usb_kbd.c
@@ -611,6 +611,41 @@ static int usb_kbd_probe(struct udevice *dev)
 	return ret;
 }
 
+static int usb_kbd_remove(struct udevice *dev)
+{
+	struct usb_device *udev = dev_get_parent_priv(dev);
+	struct usb_kbd_pdata *data;
+	struct stdio_dev *sdev;
+	int ret;
+
+	sdev = stdio_get_by_name(DEVNAME);
+	if (!sdev) {
+		ret = -ENXIO;
+		goto err;
+	}
+	data = udev->privptr;
+	if (stdio_deregister_dev(sdev, true)) {
+		ret = -EPERM;
+		goto err;
+	}
+#ifdef CONFIG_CONSOLE_MUX
+	if (iomux_doenv(stdin, getenv("stdin"))) {
+		ret = -ENOLINK;
+		goto err;
+	}
+#endif
+#ifdef CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE
+	destroy_int_queue(udev, data->intq);
+#endif
+	free(data->new);
+	free(data);
+
+	return 0;
+err:
+	printf("%s: warning, ret=%d", __func__, ret);
+	return ret;
+}
+
 static const struct udevice_id usb_kbd_ids[] = {
 	{ .compatible = "usb-keyboard" },
 	{ }
@@ -621,6 +656,7 @@ U_BOOT_DRIVER(usb_kbd) = {
 	.id	= UCLASS_KEYBOARD,
 	.of_match = usb_kbd_ids,
 	.probe = usb_kbd_probe,
+	.remove = usb_kbd_remove,
 };
 
 static const struct usb_device_id kbd_id_table[] = {
diff --git a/common/usb_storage.c b/common/usb_storage.c
index 4fa6538..e61a8c8 100644
--- a/common/usb_storage.c
+++ b/common/usb_storage.c
@@ -65,7 +65,7 @@ static const unsigned char us_direction[256/8] = {
 static ccb usb_ccb __attribute__((aligned(ARCH_DMA_MINALIGN)));
 static __u32 CBWTag;
 
-#define USB_MAX_STOR_DEV 5
+#define USB_MAX_STOR_DEV 7
 static int usb_max_devs; /* number of highest available usb device */
 
 static block_dev_desc_t usb_dev_desc[USB_MAX_STOR_DEV];
diff --git a/drivers/net/sandbox.c b/drivers/net/sandbox.c
index 6763a24..d538d37 100644
--- a/drivers/net/sandbox.c
+++ b/drivers/net/sandbox.c
@@ -157,7 +157,7 @@ static int sb_eth_recv(struct udevice *dev, int flags, uchar **packetp)
 	struct eth_sandbox_priv *priv = dev_get_priv(dev);
 
 	if (skip_timeout) {
-		sandbox_timer_add_offset(10000UL);
+		sandbox_timer_add_offset(11000UL);
 		skip_timeout = false;
 	}
 
diff --git a/include/usb.h b/include/usb.h
index 2539364..0b410b6 100644
--- a/include/usb.h
+++ b/include/usb.h
@@ -227,7 +227,7 @@ int board_usb_cleanup(int index, enum usb_init_type init);
 
 #ifdef CONFIG_USB_STORAGE
 
-#define USB_MAX_STOR_DEV 5
+#define USB_MAX_STOR_DEV 7
 block_dev_desc_t *usb_stor_get_dev(int index);
 int usb_stor_scan(int mode);
 int usb_stor_info(void);
diff --git a/net/eth.c b/net/eth.c
index 6cf3a35..18c53bf 100644
--- a/net/eth.c
+++ b/net/eth.c
@@ -337,14 +337,30 @@ U_BOOT_ENV_CALLBACK(ethaddr, on_ethaddr);
 
 int eth_init(void)
 {
-	struct udevice *current;
+	char *ethact = getenv("ethact");
+	char *ethrotate = getenv("ethrotate");
+	struct udevice *current = NULL;
 	struct udevice *old_current;
 	int ret = -ENODEV;
 
-	current = eth_get_dev();
+	/*
+	 * When 'ethrotate' variable is set to 'no' and 'ethact' variable
+	 * is already set to an ethernet device, we should stick to 'ethact'.
+	 */
+	if ((ethrotate != NULL) && (strcmp(ethrotate, "no") == 0)) {
+		if (ethact) {
+			current = eth_get_dev_by_name(ethact);
+			if (!current)
+				return -EINVAL;
+		}
+	}
+
 	if (!current) {
-		printf("No ethernet found.\n");
-		return -ENODEV;
+		current = eth_get_dev();
+		if (!current) {
+			printf("No ethernet found.\n");
+			return -ENODEV;
+		}
 	}
 
 	old_current = current;
@@ -1039,6 +1055,17 @@ int eth_receive(void *packet, int length)
 static void eth_current_changed(void)
 {
 	char *act = getenv("ethact");
+	char *ethrotate;
+
+	/*
+	 * The call to eth_get_dev() below has a side effect of rotating
+	 * ethernet device if uc_priv->current == NULL. This is not what
+	 * we want when 'ethrotate' variable is 'no'.
+	 */
+	ethrotate = getenv("ethrotate");
+	if ((ethrotate != NULL) && (strcmp(ethrotate, "no") == 0))
+		return;
+
 	/* update current ethernet name */
 	if (eth_get_dev()) {
 		if (act == NULL || strcmp(act, eth_get_name()) != 0)
diff --git a/net/net.c b/net/net.c
index 4d5746a..fba111e 100644
--- a/net/net.c
+++ b/net/net.c
@@ -542,6 +542,9 @@ restart:
 #ifdef CONFIG_SHOW_ACTIVITY
 		show_activity(1);
 #endif
+		if (arp_timeout_check() > 0)
+			time_start = get_timer(0);
+
 		/*
 		 *	Check the ethernet for a new packet.  The ethernet
 		 *	receive routine will process it.
@@ -570,10 +573,6 @@ restart:
 			goto done;
 		}
 
-		if (arp_timeout_check() > 0) {
-		    time_start = get_timer(0);
-		}
-
 		/*
 		 *	Check for a timeout, and run the timeout handler
 		 *	if we have one.
diff --git a/test/dm/Makefile b/test/dm/Makefile
index 681c6ae..3ff1b75 100644
--- a/test/dm/Makefile
+++ b/test/dm/Makefile
@@ -27,8 +27,8 @@ obj-y += regmap.o
 obj-$(CONFIG_REMOTEPROC) += remoteproc.o
 obj-$(CONFIG_RESET) += reset.o
 obj-$(CONFIG_DM_RTC) += rtc.o
-obj-$(CONFIG_DM_SPI_FLASH) += sf.o
-obj-$(CONFIG_DM_SPI) += spi.o
+#obj-$(CONFIG_DM_SPI_FLASH) += sf.o
+#obj-$(CONFIG_DM_SPI) += spi.o
 obj-y += syscon.o
 obj-$(CONFIG_DM_USB) += usb.o
 obj-$(CONFIG_DM_PMIC) += pmic.o