diff --git a/README b/README
index 88ff837d7c..d881da2de2 100644
--- a/README
+++ b/README
@@ -3487,6 +3487,10 @@ FIT uImage format:
 		consider that a completely unreadable NAND block is bad,
 		and thus should be skipped silently.
 
+		CONFIG_SPL_ABORT_ON_RAW_IMAGE
+		When defined, SPL will proceed to another boot method
+		if the image it has loaded does not have a signature.
+
 		CONFIG_SPL_RELOC_STACK
 		Adress of the start of the stack SPL will use after
 		relocation.  If unspecified, this is equal to
diff --git a/arch/arm/cpu/armv7/mx7/clock_slice.c b/arch/arm/cpu/armv7/mx7/clock_slice.c
index ad5d504d28..1665df92ad 100644
--- a/arch/arm/cpu/armv7/mx7/clock_slice.c
+++ b/arch/arm/cpu/armv7/mx7/clock_slice.c
@@ -55,7 +55,7 @@ static struct clk_root_map root_array[] = {
 	  PLL_ENET_MAIN_250M_CLK, PLL_AUDIO_MAIN_CLK}
 	},
 	{AHB_CLK_ROOT, CCM_AHB_CHANNEL,
-	 {OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_DRAM_MAIN_533M_CLK,
+	 {OSC_24M_CLK, PLL_SYS_PFD2_270M_CLK, PLL_DRAM_MAIN_533M_CLK,
 	  PLL_SYS_PFD0_392M_CLK, PLL_ENET_MAIN_125M_CLK, PLL_USB_MAIN_480M_CLK,
 	  PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK}
 	},
diff --git a/arch/arm/imx-common/cpu.c b/arch/arm/imx-common/cpu.c
index 5fb3ed840f..4223187261 100644
--- a/arch/arm/imx-common/cpu.c
+++ b/arch/arm/imx-common/cpu.c
@@ -138,7 +138,7 @@ const char *get_imx_type(u32 imxtype)
 {
 	switch (imxtype) {
 	case MXC_CPU_MX7S:
-		return "7SOLO";	/* Single-core version of the mx7 */
+		return "7S";	/* Single-core version of the mx7 */
 	case MXC_CPU_MX7D:
 		return "7D";	/* Dual-core version of the mx7 */
 	case MXC_CPU_MX6QP:
diff --git a/arch/arm/include/asm/arch-mx6/mx6sl_pins.h b/arch/arm/include/asm/arch-mx6/mx6sl_pins.h
index 6ba1034b2e..919d83dd90 100644
--- a/arch/arm/include/asm/arch-mx6/mx6sl_pins.h
+++ b/arch/arm/include/asm/arch-mx6/mx6sl_pins.h
@@ -22,6 +22,7 @@ enum {
 	MX6_PAD_SD1_DAT3__USDHC1_DAT3				= IOMUX_PAD(0x0548, 0x0240, 0, 0x0000, 0, 0),
 	MX6_PAD_SD1_DAT4__USDHC1_DAT4				= IOMUX_PAD(0x054C, 0x0244, 0, 0x0000, 0, 0),
 	MX6_PAD_SD1_DAT5__USDHC1_DAT5				= IOMUX_PAD(0x0550, 0x0248, 0, 0x0000, 0, 0),
+	MX6_PAD_SD1_DAT5__GPIO_5_9				= IOMUX_PAD(0x0550, 0x0248, 5, 0x0000, 0, 0),
 	MX6_PAD_SD1_DAT6__USDHC1_DAT6				= IOMUX_PAD(0x0554, 0x024C, 0, 0x0000, 0, 0),
 	MX6_PAD_SD1_DAT7__USDHC1_DAT7				= IOMUX_PAD(0x0558, 0x0250, 0, 0x0000, 0, 0),
 	MX6_PAD_KEY_ROW7__GPIO_4_7					= IOMUX_PAD(0x04B0, 0x01A8, 5, 0x0000, 0, 0),
diff --git a/arch/arm/include/asm/arch-mx7/mx7d_pins.h b/arch/arm/include/asm/arch-mx7/mx7d_pins.h
index d8b4097262..0ab1246de8 100644
--- a/arch/arm/include/asm/arch-mx7/mx7d_pins.h
+++ b/arch/arm/include/asm/arch-mx7/mx7d_pins.h
@@ -635,7 +635,7 @@ enum {
 	MX7D_PAD_LCD_DATA23__GPIO3_IO28                          = IOMUX_PAD(0x0394, 0x0124, 5, 0x0000, 0, 0),
 	MX7D_PAD_LCD_DATA23__I2C4_SDA                            = IOMUX_PAD(0x0394, 0x0124, IOMUX_CONFIG_SION | 6, 0x05F0, 1, 0),
 
-	MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX                     = IOMUX_PAD(0x0398, 0x0128, 0, 0x0000, 0, 0),
+	MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX                     = IOMUX_PAD(0x0398, 0x0128, 0, 0x06F4, 0, 0),
 
 	MX7D_PAD_UART1_RX_DATA__UART1_DTE_TX                     = IOMUX_PAD(0x0398, 0x0128, 0, 0x0000, 0, 0),
 	MX7D_PAD_UART1_RX_DATA__I2C1_SCL                         = IOMUX_PAD(0x0398, 0x0128, IOMUX_CONFIG_SION | 1, 0x0000, 0, 0),
@@ -655,7 +655,7 @@ enum {
 	MX7D_PAD_UART1_TX_DATA__GPIO4_IO1                        = IOMUX_PAD(0x039C, 0x012C, 5, 0x0000, 0, 0),
 	MX7D_PAD_UART1_TX_DATA__ENET1_MDC                        = IOMUX_PAD(0x039C, 0x012C, 6, 0x0000, 0, 0),
 
-	MX7D_PAD_UART2_RX_DATA__UART2_DCE_RX                     = IOMUX_PAD(0x03A0, 0x0130, 0, 0x0000, 0, 0),
+	MX7D_PAD_UART2_RX_DATA__UART2_DCE_RX                     = IOMUX_PAD(0x03A0, 0x0130, 0, 0x06FC, 2, 0),
 
 	MX7D_PAD_UART2_RX_DATA__UART2_DTE_TX                     = IOMUX_PAD(0x03A0, 0x0130, 0, 0x0000, 0, 0),
 	MX7D_PAD_UART2_RX_DATA__I2C2_SCL                         = IOMUX_PAD(0x03A0, 0x0130, IOMUX_CONFIG_SION | 1, 0x0000, 0, 0),
@@ -667,7 +667,7 @@ enum {
 
 	MX7D_PAD_UART2_TX_DATA__UART2_DCE_TX                     = IOMUX_PAD(0x03A4, 0x0134, 0, 0x0000, 0, 0),
 
-	MX7D_PAD_UART2_TX_DATA__UART2_DTE_RX                     = IOMUX_PAD(0x03A4, 0x0134, 0, 0x0000, 0, 0),
+	MX7D_PAD_UART2_TX_DATA__UART2_DTE_RX                     = IOMUX_PAD(0x03A4, 0x0134, 0, 0x06FC, 3, 0),
 	MX7D_PAD_UART2_TX_DATA__I2C2_SDA                         = IOMUX_PAD(0x03A4, 0x0134, IOMUX_CONFIG_SION | 1, 0x05E0, 0, 0),
 	MX7D_PAD_UART2_TX_DATA__SAI3_RX_DATA0                    = IOMUX_PAD(0x03A4, 0x0134, 2, 0x06C8, 0, 0),
 	MX7D_PAD_UART2_TX_DATA__ECSPI1_RDY                       = IOMUX_PAD(0x03A4, 0x0134, 3, 0x0000, 0, 0),
@@ -695,7 +695,7 @@ enum {
 	MX7D_PAD_UART3_TX_DATA__GPIO4_IO5                        = IOMUX_PAD(0x03AC, 0x013C, 5, 0x0000, 0, 0),
 	MX7D_PAD_UART3_TX_DATA__SD2_LCTL                         = IOMUX_PAD(0x03AC, 0x013C, 6, 0x0000, 0, 0),
 
-	MX7D_PAD_UART3_RTS_B__UART3_DCE_RTS                      = IOMUX_PAD(0x03B0, 0x0140, 0, 0x0000, 0, 0),
+	MX7D_PAD_UART3_RTS_B__UART3_DCE_RTS                      = IOMUX_PAD(0x03B0, 0x0140, 0, 0x0700, 2, 0),
 
 	MX7D_PAD_UART3_RTS_B__UART3_DTE_CTS                      = IOMUX_PAD(0x03B0, 0x0140, 0, 0x0000, 0, 0),
 	MX7D_PAD_UART3_RTS_B__USB_OTG2_OC                        = IOMUX_PAD(0x03B0, 0x0140, 1, 0x0000, 0, 0),
diff --git a/common/spl/spl.c b/common/spl/spl.c
index 82e7f58e80..93f9bd13fc 100644
--- a/common/spl/spl.c
+++ b/common/spl/spl.c
@@ -73,7 +73,7 @@ void spl_set_header_raw_uboot(void)
 	spl_image.name = "U-Boot";
 }
 
-void spl_parse_image_header(const struct image_header *header)
+int spl_parse_image_header(const struct image_header *header)
 {
 	u32 header_size = sizeof(struct image_header);
 
@@ -111,6 +111,9 @@ void spl_parse_image_header(const struct image_header *header)
 		 * is bad, and thus should be skipped silently.
 		 */
 		panic("** no mkimage signature but raw image not supported");
+#elif defined(CONFIG_SPL_ABORT_ON_RAW_IMAGE)
+		/* Signature not found, proceed to other boot methods. */
+		return -EINVAL;
 #else
 		/* Signature not found - assume u-boot.bin */
 		debug("mkimage signature not found - ih_magic = %x\n",
@@ -118,6 +121,7 @@ void spl_parse_image_header(const struct image_header *header)
 		spl_set_header_raw_uboot();
 #endif
 	}
+	return 0;
 }
 
 __weak void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
diff --git a/common/spl/spl_ext.c b/common/spl/spl_ext.c
index b77dbf4d0c..ade5496600 100644
--- a/common/spl/spl_ext.c
+++ b/common/spl/spl_ext.c
@@ -48,7 +48,11 @@ int spl_load_image_ext(struct blk_desc *block_dev,
 		goto end;
 	}
 
-	spl_parse_image_header(header);
+	err = spl_parse_image_header(header);
+	if (err < 0) {
+		puts("spl: ext4fs_read failed\n");
+		goto end;
+	}
 
 	err = ext4fs_read((char *)spl_image.load_addr, filelen, &actlen);
 
diff --git a/common/spl/spl_fat.c b/common/spl/spl_fat.c
index d761b264c1..338ea2f092 100644
--- a/common/spl/spl_fat.c
+++ b/common/spl/spl_fat.c
@@ -57,7 +57,9 @@ int spl_load_image_fat(struct blk_desc *block_dev,
 	if (err <= 0)
 		goto end;
 
-	spl_parse_image_header(header);
+	err = spl_parse_image_header(header);
+	if (err <= 0)
+		goto end;
 
 	err = file_fat_read(filename, (u8 *)spl_image.load_addr, 0);
 
diff --git a/common/spl/spl_mmc.c b/common/spl/spl_mmc.c
index 8d588d13a3..360c754050 100644
--- a/common/spl/spl_mmc.c
+++ b/common/spl/spl_mmc.c
@@ -23,8 +23,12 @@ static int mmc_load_legacy(struct mmc *mmc, ulong sector,
 {
 	u32 image_size_sectors;
 	unsigned long count;
+	int ret;
+
+	ret = spl_parse_image_header(header);
+	if (ret)
+		return ret;
 
-	spl_parse_image_header(header);
 	/* convert size to sectors - round up */
 	image_size_sectors = (spl_image.size + mmc->read_bl_len - 1) /
 			     mmc->read_bl_len;
diff --git a/common/spl/spl_nand.c b/common/spl/spl_nand.c
index 79388ff326..bbd9546987 100644
--- a/common/spl/spl_nand.c
+++ b/common/spl/spl_nand.c
@@ -32,7 +32,10 @@ static int spl_nand_load_element(int offset, struct image_header *header)
 	if (err)
 		return err;
 
-	spl_parse_image_header(header);
+	err = spl_parse_image_header(header);
+	if (err)
+		return err;
+
 	return nand_spl_load_image(offset, spl_image.size,
 				   (void *)(unsigned long)spl_image.load_addr);
 }
@@ -77,7 +80,9 @@ int spl_nand_load_image(void)
 		/* load linux */
 		nand_spl_load_image(CONFIG_SYS_NAND_SPL_KERNEL_OFFS,
 			sizeof(*header), (void *)header);
-		spl_parse_image_header(header);
+		err = spl_parse_image_header(header);
+		if (err)
+			return err;
 		if (header->ih_os == IH_OS_LINUX) {
 			/* happy - was a linux */
 			err = nand_spl_load_image(
diff --git a/common/spl/spl_net.c b/common/spl/spl_net.c
index 63b20d8200..ae71d26f0a 100644
--- a/common/spl/spl_net.c
+++ b/common/spl/spl_net.c
@@ -34,7 +34,5 @@ int spl_net_load_image(const char *device)
 		printf("Problem booting with BOOTP\n");
 		return rv;
 	}
-	spl_parse_image_header((struct image_header *)load_addr);
-
-	return 0;
+	return spl_parse_image_header((struct image_header *)load_addr);
 }
diff --git a/common/spl/spl_nor.c b/common/spl/spl_nor.c
index d0bd0b0533..da2422f305 100644
--- a/common/spl/spl_nor.c
+++ b/common/spl/spl_nor.c
@@ -9,6 +9,7 @@
 
 int spl_nor_load_image(void)
 {
+	int ret;
 	/*
 	 * Loading of the payload to SDRAM is done with skipping of
 	 * the mkimage header in this SPL NOR driver
@@ -28,7 +29,9 @@ int spl_nor_load_image(void)
 		if (image_get_os(header) == IH_OS_LINUX) {
 			/* happy - was a Linux */
 
-			spl_parse_image_header(header);
+			ret = spl_parse_image_header(header);
+			if (ret)
+				return ret;
 
 			memcpy((void *)spl_image.load_addr,
 			       (void *)(CONFIG_SYS_OS_BASE +
@@ -56,8 +59,10 @@ int spl_nor_load_image(void)
 	 * Load real U-Boot from its location in NOR flash to its
 	 * defined location in SDRAM
 	 */
-	spl_parse_image_header(
+	ret = spl_parse_image_header(
 			(const struct image_header *)CONFIG_SYS_UBOOT_BASE);
+	if (ret)
+		return ret;
 
 	memcpy((void *)(unsigned long)spl_image.load_addr,
 	       (void *)(CONFIG_SYS_UBOOT_BASE + sizeof(struct image_header)),
diff --git a/common/spl/spl_onenand.c b/common/spl/spl_onenand.c
index af7d82eb62..1a28a84e44 100644
--- a/common/spl/spl_onenand.c
+++ b/common/spl/spl_onenand.c
@@ -17,6 +17,7 @@
 int spl_onenand_load_image(void)
 {
 	struct image_header *header;
+	int ret;
 
 	debug("spl: onenand\n");
 
@@ -25,7 +26,9 @@ int spl_onenand_load_image(void)
 	/* Load u-boot */
 	onenand_spl_load_image(CONFIG_SYS_ONENAND_U_BOOT_OFFS,
 		CONFIG_SYS_ONENAND_PAGE_SIZE, (void *)header);
-	spl_parse_image_header(header);
+	ret = spl_parse_image_header(header);
+	if (ret)
+		return ret;
 	onenand_spl_load_image(CONFIG_SYS_ONENAND_U_BOOT_OFFS,
 		spl_image.size, (void *)spl_image.load_addr);
 
diff --git a/common/spl/spl_ymodem.c b/common/spl/spl_ymodem.c
index 380d8ddf52..4f26ea5d21 100644
--- a/common/spl/spl_ymodem.c
+++ b/common/spl/spl_ymodem.c
@@ -40,8 +40,11 @@ int spl_ymodem_load_image(void)
 	if (!ret) {
 		while ((res =
 			xyzModem_stream_read(buf, BUF_SIZE, &err)) > 0) {
-			if (addr == 0)
-				spl_parse_image_header((struct image_header *)buf);
+			if (addr == 0) {
+				ret = spl_parse_image_header((struct image_header *)buf);
+				if (ret)
+					return ret;
+			}
 			store_addr = addr + spl_image.load_addr;
 			size += res;
 			addr += res;
diff --git a/drivers/mtd/spi/spi_spl_load.c b/drivers/mtd/spi/spi_spl_load.c
index ca56fe9015..46c98a9cee 100644
--- a/drivers/mtd/spi/spi_spl_load.c
+++ b/drivers/mtd/spi/spi_spl_load.c
@@ -23,6 +23,8 @@
 static int spi_load_image_os(struct spi_flash *flash,
 			     struct image_header *header)
 {
+	int err;
+
 	/* Read for a header, parse or error out. */
 	spi_flash_read(flash, CONFIG_SYS_SPI_KERNEL_OFFS, 0x40,
 		       (void *)header);
@@ -30,7 +32,9 @@ static int spi_load_image_os(struct spi_flash *flash,
 	if (image_get_magic(header) != IH_MAGIC)
 		return -1;
 
-	spl_parse_image_header(header);
+	err = spl_parse_image_header(header);
+	if (err)
+		return err;
 
 	spi_flash_read(flash, CONFIG_SYS_SPI_KERNEL_OFFS,
 		       spl_image.size, (void *)spl_image.load_addr);
@@ -81,7 +85,9 @@ int spl_spi_load_image(void)
 		if (err)
 			return err;
 
-		spl_parse_image_header(header);
+		err = spl_parse_image_header(header);
+		if (err)
+			return err;
 		err = spi_flash_read(flash, CONFIG_SYS_SPI_U_BOOT_OFFS,
 			       spl_image.size, (void *)spl_image.load_addr);
 	}
diff --git a/drivers/video/ipu_common.c b/drivers/video/ipu_common.c
index 36d4b23bfe..5676a0f083 100644
--- a/drivers/video/ipu_common.c
+++ b/drivers/video/ipu_common.c
@@ -352,7 +352,9 @@ static int ipu_pixel_clk_set_rate(struct clk *clk, unsigned long rate)
 	 */
 	__raw_writel((div / 16) << 16, DI_BS_CLKGEN1(clk->id));
 
-	clk->rate = (u64)(clk->parent->rate * 16) / div;
+	do_div(parent_rate, div);
+
+	clk->rate = parent_rate;
 
 	return 0;
 }
diff --git a/include/configs/imx6_spl.h b/include/configs/imx6_spl.h
index 68d3fd7384..9bd9f6e3e4 100644
--- a/include/configs/imx6_spl.h
+++ b/include/configs/imx6_spl.h
@@ -48,12 +48,16 @@
 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS	800 /* 400 KB */
 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
 #define CONFIG_SYS_MONITOR_LEN  (CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS/2*1024)
+#define CONFIG_SPL_ABORT_ON_RAW_IMAGE
+#define CONFIG_SPL_EXT_SUPPORT
 #endif
 
 /* SATA support */
 #if defined(CONFIG_SPL_SATA_SUPPORT)
 #define CONFIG_SPL_SATA_BOOT_DEVICE		0
 #define CONFIG_SYS_SATA_FAT_BOOT_PARTITION	1
+#define CONFIG_SPL_ABORT_ON_RAW_IMAGE
+#define CONFIG_SPL_EXT_SUPPORT
 #endif
 
 /* Define the payload for FAT/EXT support */
diff --git a/include/configs/novena.h b/include/configs/novena.h
index cfb92d6356..2382951873 100644
--- a/include/configs/novena.h
+++ b/include/configs/novena.h
@@ -75,7 +75,6 @@
 
 /* SPL */
 #define CONFIG_SPL_FAT_SUPPORT
-#define CONFIG_SPL_EXT_SUPPORT
 #define CONFIG_SPL_MMC_SUPPORT
 #include "imx6_spl.h"			/* common IMX6 SPL configuration */
 
@@ -150,6 +149,7 @@
 #define CONFIG_USB_EHCI_MX6
 #define CONFIG_USB_STORAGE
 #define CONFIG_USB_KEYBOARD
+#define CONFIG_SYS_STDIO_DEREGISTER
 #define CONFIG_SYS_USB_EVENT_POLL_VIA_CONTROL_EP
 #define CONFIG_USB_HOST_ETHER
 #define CONFIG_USB_ETHER_ASIX
diff --git a/include/configs/tqma6.h b/include/configs/tqma6.h
index badb955241..77ced7179a 100644
--- a/include/configs/tqma6.h
+++ b/include/configs/tqma6.h
@@ -16,7 +16,6 @@
 #define CONFIG_SPL_MMC_SUPPORT
 #define CONFIG_SPL_SPI_SUPPORT
 #define CONFIG_SPL_FAT_SUPPORT
-#define CONFIG_SPL_EXT_SUPPORT
 
 /* common IMX6 SPL configuration */
 #include "imx6_spl.h"
diff --git a/include/spl.h b/include/spl.h
index de4f70a377..7edfab46dc 100644
--- a/include/spl.h
+++ b/include/spl.h
@@ -56,7 +56,7 @@ void preloader_console_init(void);
 u32 spl_boot_device(void);
 u32 spl_boot_mode(void);
 void spl_set_header_raw_uboot(void);
-void spl_parse_image_header(const struct image_header *header);
+int spl_parse_image_header(const struct image_header *header);
 void spl_board_prepare_for_linux(void);
 void __noreturn jump_to_image_linux(void *arg);
 int spl_start_uboot(void);
diff --git a/tools/imximage.c b/tools/imximage.c
index 7c219222e9..092d550002 100644
--- a/tools/imximage.c
+++ b/tools/imximage.c
@@ -209,7 +209,7 @@ static void set_dcd_param_v2(struct imx_header *imxhdr, uint32_t dcd_len,
 		d = d2;
 		d->write_dcd_command.tag = DCD_CHECK_DATA_COMMAND_TAG;
 		d->write_dcd_command.length = cpu_to_be16(4);
-		d->write_dcd_command.param = DCD_CHECK_BITS_SET_PARAM;
+		d->write_dcd_command.param = DCD_CHECK_BITS_CLR_PARAM;
 		break;
 	default:
 		break;