diff --git a/arch/arm/cpu/armv7/am33xx/ddr.c b/arch/arm/cpu/armv7/am33xx/ddr.c
index 888cf1f..6acf30c 100644
--- a/arch/arm/cpu/armv7/am33xx/ddr.c
+++ b/arch/arm/cpu/armv7/am33xx/ddr.c
@@ -120,12 +120,15 @@
 
 	writel(regs->sdram_config, &emif_reg[nr]->emif_sdram_config);
 	writel(regs->sdram_config, &cstat->secure_emif_sdram_config);
+
+	/* Wait 1ms because of L3 timeout error */
+	udelay(1000);
+
 	writel(regs->ref_ctrl, &emif_reg[nr]->emif_sdram_ref_ctrl);
 	writel(regs->ref_ctrl, &emif_reg[nr]->emif_sdram_ref_ctrl_shdw);
 
 	/* Perform hardware leveling for DDR3 */
 	if (emif_sdram_type(regs->sdram_config) == EMIF_SDRAM_TYPE_DDR3) {
-		udelay(1000);
 		writel(readl(&emif_reg[nr]->emif_ddr_ext_phy_ctrl_36) |
 		       0x100, &emif_reg[nr]->emif_ddr_ext_phy_ctrl_36);
 		writel(readl(&emif_reg[nr]->emif_ddr_ext_phy_ctrl_36_shdw) |
@@ -289,19 +292,14 @@
 void config_ddr_phy(const struct emif_regs *regs, int nr)
 {
 	/*
-	 * Disable initialization and refreshes for now until we
-	 * finish programming EMIF regs.
-	 * Also set time between rising edge of DDR_RESET to rising
-	 * edge of DDR_CKE to > 500us per memory spec.
+	 * Disable initialization and refreshes for now until we finish
+	 * programming EMIF regs and set time between rising edge of
+	 * DDR_RESET to rising edge of DDR_CKE to > 500us per memory spec.
+	 * We currently hardcode a value based on a max expected frequency
+	 * of 400MHz.
 	 */
-#ifndef CONFIG_AM43XX
-	setbits_le32(&emif_reg[nr]->emif_sdram_ref_ctrl,
-		     EMIF_REG_INITREF_DIS_MASK);
-#endif
-	if (regs->zq_config)
-		/* Set time between rising edge of DDR_RESET to rising
-		 * edge of DDR_CKE to > 500us per memory spec. */
-		writel(0x00003100, &emif_reg[nr]->emif_sdram_ref_ctrl);
+	writel(EMIF_REG_INITREF_DIS_MASK | 0x3100,
+		&emif_reg[nr]->emif_sdram_ref_ctrl);
 
 	writel(regs->emif_ddr_phy_ctlr_1,
 		&emif_reg[nr]->emif_ddr_phy_ctrl_1);
diff --git a/arch/arm/mach-keystone/init.c b/arch/arm/mach-keystone/init.c
index 3b6d5ef..6e5a1e1 100644
--- a/arch/arm/mach-keystone/init.c
+++ b/arch/arm/mach-keystone/init.c
@@ -101,9 +101,7 @@
 	msmc_share_all_segments(KS2_MSMC_SEGMENT_C6X_0);
 	msmc_share_all_segments(K2HKLE_MSMC_SEGMENT_ARM);
 	msmc_share_all_segments(K2HKLE_MSMC_SEGMENT_NETCP);
-#ifdef KS2_MSMC_SEGMENT_QM_PDSP
 	msmc_share_all_segments(K2HKLE_MSMC_SEGMENT_QM_PDSP);
-#endif
 	msmc_share_all_segments(K2HKLE_MSMC_SEGMENT_PCIE0);
 	msmc_share_all_segments(KS2_MSMC_SEGMENT_DEBUG);
 }
diff --git a/board/sandbox/README.sandbox b/board/sandbox/README.sandbox
index 9fe3bf1..ed820d3 100644
--- a/board/sandbox/README.sandbox
+++ b/board/sandbox/README.sandbox
@@ -44,6 +44,9 @@
       make sandbox_defconfig all NO_SDL=1
       ./u-boot
 
+   If you are building on a 32-bit machine you may get errors from __ffs.h
+   about shifting more than the machine word size. Edit the config file
+   include/configs/sandbox.h and change CONFIG_SANDBOX_BITS_PER_LONG to 32.
 
 U-Boot will start on your computer, showing a sandbox emulation of the serial
 console:
diff --git a/cmd/bootefi.c b/cmd/bootefi.c
index 011f62c..d66892e 100644
--- a/cmd/bootefi.c
+++ b/cmd/bootefi.c
@@ -290,6 +290,11 @@
 
 	/* Patch bootefi_image_path to the target file path */
 	memset(bootefi_image_path[0].str, 0, sizeof(bootefi_image_path[0].str));
-	snprintf(devname, sizeof(devname), "%s", path);
+	if (strcmp(dev, "Net")) {
+		/* Add leading / to fs paths, because they're absolute */
+		snprintf(devname, sizeof(devname), "/%s", path);
+	} else {
+		snprintf(devname, sizeof(devname), "%s", path);
+	}
 	ascii2unicode(bootefi_image_path[0].str, devname);
 }
diff --git a/cmd/lzmadec.c b/cmd/lzmadec.c
index 1ad9ed6..c78df82 100644
--- a/cmd/lzmadec.c
+++ b/cmd/lzmadec.c
@@ -20,7 +20,7 @@
 static int do_lzmadec(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
 {
 	unsigned long src, dst;
-	unsigned long src_len = ~0UL, dst_len = ~0UL;
+	SizeT src_len = ~0UL, dst_len = ~0UL;
 	int ret;
 
 	switch (argc) {
@@ -40,7 +40,8 @@
 
 	if (ret != SZ_OK)
 		return 1;
-	printf("Uncompressed size: %ld = 0x%lX\n", src_len, src_len);
+	printf("Uncompressed size: %ld = %#lX\n", (ulong)src_len,
+	       (ulong)src_len);
 	setenv_hex("filesize", src_len);
 
 	return 0;
diff --git a/cmd/misc.c b/cmd/misc.c
index 39d8683..efcbb90 100644
--- a/cmd/misc.c
+++ b/cmd/misc.c
@@ -15,13 +15,31 @@
 static int do_sleep(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	ulong start = get_timer(0);
+	ulong mdelay = 0;
 	ulong delay;
+	char *frpart;
 
 	if (argc != 2)
 		return CMD_RET_USAGE;
 
 	delay = simple_strtoul(argv[1], NULL, 10) * CONFIG_SYS_HZ;
 
+	frpart = strchr(argv[1], '.');
+
+	if (frpart) {
+		uint mult = CONFIG_SYS_HZ / 10;
+		for (frpart++; *frpart != '\0' && mult > 0; frpart++) {
+			if (*frpart < '0' || *frpart > '9') {
+				mdelay = 0;
+				break;
+			}
+			mdelay += (*frpart - '0') * mult;
+			mult /= 10;
+		}
+	}
+
+	delay += mdelay;
+
 	while (get_timer(start) < delay) {
 		if (ctrlc())
 			return (-1);
@@ -36,7 +54,8 @@
 	sleep ,    2,    1,     do_sleep,
 	"delay execution for some time",
 	"N\n"
-	"    - delay execution for N seconds (N is _decimal_ !!!)"
+	"    - delay execution for N seconds (N is _decimal_ and can be\n"
+	"      fractional)"
 );
 
 #ifdef CONFIG_CMD_TIMER
diff --git a/common/image-fit.c b/common/image-fit.c
index 6f920da..73ad34e 100644
--- a/common/image-fit.c
+++ b/common/image-fit.c
@@ -1684,12 +1684,13 @@
 
 	bootstage_mark(bootstage_id + BOOTSTAGE_SUB_CHECK_ALL);
 	type_ok = fit_image_check_type(fit, noffset, image_type) ||
-		(image_type == IH_TYPE_KERNEL &&
-			fit_image_check_type(fit, noffset,
-					     IH_TYPE_KERNEL_NOLOAD));
+		  fit_image_check_type(fit, noffset, IH_TYPE_FIRMWARE) ||
+		  (image_type == IH_TYPE_KERNEL &&
+		   fit_image_check_type(fit, noffset, IH_TYPE_KERNEL_NOLOAD));
 
 	os_ok = image_type == IH_TYPE_FLATDT || IH_TYPE_FPGA ||
 		fit_image_check_os(fit, noffset, IH_OS_LINUX) ||
+		fit_image_check_os(fit, noffset, IH_OS_U_BOOT) ||
 		fit_image_check_os(fit, noffset, IH_OS_OPENRTOS);
 
 	/*
diff --git a/configs/thunderx_88xx_defconfig b/configs/thunderx_88xx_defconfig
index 4a8655f..28797f9 100644
--- a/configs/thunderx_88xx_defconfig
+++ b/configs/thunderx_88xx_defconfig
@@ -2,7 +2,6 @@
 CONFIG_TARGET_THUNDERX_88XX=y
 CONFIG_DM_SERIAL=y
 CONFIG_DEFAULT_DEVICE_TREE="thunderx-88xx"
-CONFIG_SYS_EXTRA_OPTIONS="ARM64"
 CONFIG_BOOTDELAY=5
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PROMPT="ThunderX_88XX> "
diff --git a/disk/part_efi.c b/disk/part_efi.c
index 0af1e92..01f71be 100644
--- a/disk/part_efi.c
+++ b/disk/part_efi.c
@@ -886,9 +886,10 @@
 	count = le32_to_cpu(pgpt_head->num_partition_entries) *
 		le32_to_cpu(pgpt_head->sizeof_partition_entry);
 
-	debug("%s: count = %u * %u = %zu\n", __func__,
+	debug("%s: count = %u * %u = %lu\n", __func__,
 	      (u32) le32_to_cpu(pgpt_head->num_partition_entries),
-	      (u32) le32_to_cpu(pgpt_head->sizeof_partition_entry), count);
+	      (u32) le32_to_cpu(pgpt_head->sizeof_partition_entry),
+	      (ulong)count);
 
 	/* Allocate memory for PTE, remember to FREE */
 	if (count != 0) {
@@ -897,9 +898,8 @@
 	}
 
 	if (count == 0 || pte == NULL) {
-		printf("%s: ERROR: Can't allocate 0x%zX "
-		       "bytes for GPT Entries\n",
-			__func__, count);
+		printf("%s: ERROR: Can't allocate %#lX bytes for GPT Entries\n",
+		       __func__, (ulong)count);
 		return NULL;
 	}
 
diff --git a/include/configs/sandbox.h b/include/configs/sandbox.h
index 4de89f8..197d8bb 100644
--- a/include/configs/sandbox.h
+++ b/include/configs/sandbox.h
@@ -27,7 +27,10 @@
 
 #define CONFIG_SYS_STDIO_DEREGISTER
 
-/* Number of bits in a C 'long' on this architecture */
+/*
+ * Number of bits in a C 'long' on this architecture. Set this to 32 when
+ * building on a 32-bit machine.
+ */
 #define CONFIG_SANDBOX_BITS_PER_LONG	64
 
 #define CONFIG_LMB
diff --git a/lib/hashtable.c b/lib/hashtable.c
index 435e2a6..4e52b36 100644
--- a/lib/hashtable.c
+++ b/lib/hashtable.c
@@ -602,8 +602,8 @@
 		return (-1);
 	}
 
-	debug("EXPORT  table = %p, htab.size = %d, htab.filled = %d, "
-		"size = %zu\n", htab, htab->size, htab->filled, size);
+	debug("EXPORT  table = %p, htab.size = %d, htab.filled = %d, size = %lu\n",
+	      htab, htab->size, htab->filled, (ulong)size);
 	/*
 	 * Pass 1:
 	 * search used entries,
@@ -657,8 +657,8 @@
 	/* Check if the user supplied buffer size is sufficient */
 	if (size) {
 		if (size < totlen + 1) {	/* provided buffer too small */
-			printf("Env export buffer too small: %zu, "
-				"but need %zu\n", size, totlen + 1);
+			printf("Env export buffer too small: %lu, but need %lu\n",
+			       (ulong)size, (ulong)totlen + 1);
 			__set_errno(ENOMEM);
 			return (-1);
 		}
@@ -790,7 +790,7 @@
 
 	/* we allocate new space to make sure we can write to the array */
 	if ((data = malloc(size + 1)) == NULL) {
-		debug("himport_r: can't malloc %zu bytes\n", size + 1);
+		debug("himport_r: can't malloc %lu bytes\n", (ulong)size + 1);
 		__set_errno(ENOMEM);
 		return 0;
 	}
diff --git a/lib/rsa/rsa-sign.c b/lib/rsa/rsa-sign.c
index d4a1a5e..c26f741 100644
--- a/lib/rsa/rsa-sign.c
+++ b/lib/rsa/rsa-sign.c
@@ -420,8 +420,10 @@
 		BN_rshift(num, num, 32); /*  N = N/B */
 	}
 
-	/* We try signing with successively increasing size values, so this
-	 * might fail several times */
+	/*
+	 * We try signing with successively increasing size values, so this
+	 * might fail several times
+	 */
 	ret = fdt_setprop(blob, noffset, prop_name, buf, size);
 	if (ret)
 		return -FDT_ERR_NOSPACE;
diff --git a/tools/dtoc/fdt_fallback.py b/tools/dtoc/fdt_fallback.py
index 14decf3..9ed11e4 100644
--- a/tools/dtoc/fdt_fallback.py
+++ b/tools/dtoc/fdt_fallback.py
@@ -71,6 +71,12 @@
         if type(newprop.value) == list and type(self.value) != list:
             self.value = newprop.value
 
+        if type(self.value) == list and len(newprop.value) > len(self.value):
+            val = fdt_util.GetEmpty(self.type)
+            while len(self.value) < len(newprop.value):
+                self.value.append(val)
+
+
 class Node:
     """A device tree node
 
diff --git a/tools/image-host.c b/tools/image-host.c
index 399ec94..1104695 100644
--- a/tools/image-host.c
+++ b/tools/image-host.c
@@ -238,11 +238,16 @@
 	/* Get keyname again, as FDT has changed and invalidated our pointer */
 	info.keyname = fdt_getprop(fit, noffset, "key-name-hint", NULL);
 
-	ret = info.algo->add_verify_data(&info, keydest);
+	if (keydest)
+		ret = info.algo->add_verify_data(&info, keydest);
+	else
+		return -1;
 
-	/* Write the public key into the supplied FDT file; this might fail
+	/*
+	 * Write the public key into the supplied FDT file; this might fail
 	 * several times, since we try signing with successively increasing
-	 * size values */
+	 * size values
+	 */
 	if (keydest && ret)
 		return ret;