Merge branch 'for-next/imx'

41 files changed, 319 insertions, 585 deletions

diff --git a/arch/arm/boards/ccxmx51/ccxmx51.c b/arch/arm/boards/ccxmx51/ccxmx51.c
index b3173a424f..a9bf16a3d6 100644
--- a/arch/arm/boards/ccxmx51/ccxmx51.c
+++ b/arch/arm/boards/ccxmx51/ccxmx51.c
@@ -50,26 +50,26 @@
 #include "ccxmx51.h"
 
 static struct ccxmx51_ident ccxmx51_ids[] = {
-/* 0x00 */	{ "Unknown",						0,       0, 0, 0, 0 },
-/* 0x01 */	{ "Not supported",					0,       0, 0, 0, 0 },
-/* 0x02 */	{ "i.MX515@800MHz, Wireless, PHY, Ext. Eth, Accel",	SZ_512M, 0, 1, 1, 1 },
-/* 0x03 */	{ "i.MX515@800MHz, PHY, Ext. Eth, Accel",		SZ_512M, 0, 1, 1, 0 },
-/* 0x04 */	{ "i.MX515@600MHz, Wireless, PHY, Ext. Eth, Accel",	SZ_512M, 1, 1, 1, 1 },
-/* 0x05 */	{ "i.MX515@600MHz, PHY, Ext. Eth, Accel",		SZ_512M, 1, 1, 1, 0 },
-/* 0x06 */	{ "i.MX515@800MHz, Wireless, PHY, Accel",		SZ_512M, 0, 1, 0, 1 },
-/* 0x07 */	{ "i.MX515@800MHz, PHY, Accel",				SZ_512M, 0, 1, 0, 0 },
-/* 0x08 */	{ "i.MX515@800MHz, Wireless, PHY, Accel",		SZ_256M, 0, 1, 0, 1 },
-/* 0x09 */	{ "i.MX515@800MHz, PHY, Accel",				SZ_256M, 0, 1, 0, 0 },
-/* 0x0a */	{ "i.MX515@600MHz, Wireless, PHY, Accel",		SZ_256M, 1, 1, 0, 1 },
-/* 0x0b */	{ "i.MX515@600MHz, PHY, Accel",				SZ_256M, 1, 1, 0, 0 },
-/* 0x0c */	{ "i.MX515@800MHz, Wireless, PHY, Accel",		SZ_128M, 0, 1, 0, 1 },
-/* 0x0d */	{ "i.MX512@800MHz",					SZ_128M, 0, 0, 0, 0 },
-/* 0x0e */	{ "i.MX515@800MHz, Wireless, PHY, Accel",		SZ_512M, 0, 1, 0, 1 },
-/* 0x0f */	{ "i.MX515@600MHz, PHY, Accel",				SZ_128M, 1, 1, 0, 0 },
-/* 0x10 */	{ "i.MX515@600MHz, Wireless, PHY, Accel",		SZ_128M, 1, 1, 0, 1 },
-/* 0x11 */	{ "i.MX515@800MHz, PHY, Accel",				SZ_128M, 0, 1, 0, 0 },
-/* 0x12 */	{ "i.MX515@600MHz, Wireless, PHY, Accel",		SZ_512M, 1, 1, 0, 1 },
-/* 0x13 */	{ "i.MX515@800MHz, PHY, Accel",				SZ_512M, 0, 1, 0, 0 },
+/* 0x00 */	{ "Unknown",						0, 0, 0, 0 },
+/* 0x01 */	{ "Not supported",					0, 0, 0, 0 },
+/* 0x02 */	{ "i.MX515@800MHz, Wireless, PHY, Ext. Eth, Accel",	0, 1, 1, 1 },
+/* 0x03 */	{ "i.MX515@800MHz, PHY, Ext. Eth, Accel",		0, 1, 1, 0 },
+/* 0x04 */	{ "i.MX515@600MHz, Wireless, PHY, Ext. Eth, Accel",	1, 1, 1, 1 },
+/* 0x05 */	{ "i.MX515@600MHz, PHY, Ext. Eth, Accel",		1, 1, 1, 0 },
+/* 0x06 */	{ "i.MX515@800MHz, Wireless, PHY, Accel",		0, 1, 0, 1 },
+/* 0x07 */	{ "i.MX515@800MHz, PHY, Accel",				0, 1, 0, 0 },
+/* 0x08 */	{ "i.MX515@800MHz, Wireless, PHY, Accel",		0, 1, 0, 1 },
+/* 0x09 */	{ "i.MX515@800MHz, PHY, Accel",				0, 1, 0, 0 },
+/* 0x0a */	{ "i.MX515@600MHz, Wireless, PHY, Accel",		1, 1, 0, 1 },
+/* 0x0b */	{ "i.MX515@600MHz, PHY, Accel",				1, 1, 0, 0 },
+/* 0x0c */	{ "i.MX515@800MHz, Wireless, PHY, Accel",		0, 1, 0, 1 },
+/* 0x0d */	{ "i.MX512@800MHz",					0, 0, 0, 0 },
+/* 0x0e */	{ "i.MX515@800MHz, Wireless, PHY, Accel",		0, 1, 0, 1 },
+/* 0x0f */	{ "i.MX515@600MHz, PHY, Accel",				1, 1, 0, 0 },
+/* 0x10 */	{ "i.MX515@600MHz, Wireless, PHY, Accel",		1, 1, 0, 1 },
+/* 0x11 */	{ "i.MX515@800MHz, PHY, Accel",				0, 1, 0, 0 },
+/* 0x12 */	{ "i.MX515@600MHz, Wireless, PHY, Accel",		1, 1, 0, 1 },
+/* 0x13 */	{ "i.MX515@800MHz, PHY, Accel",				0, 1, 0, 0 },
 };
 
 struct ccxmx51_ident *ccxmx51_id;
@@ -363,12 +363,12 @@ static int ccxmx51_power_init(void)
 	/* De-assert reset of external devices on GP01, GPO2, GPO3 and GPO4 */
 	mc13xxx_reg_read(mc13xxx_dev, MC13892_REG_POWER_MISC, &val);
 	/* GPO1 - External */
-	/* GP02 - LAN9221  */
-	/* GP03 - FEC      */
-	/* GP04 - Wireless */
-	if (IS_ENABLED(CONFIG_DRIVER_NET_SMC911X) && ccxmx51_id->eth0)
+	/* GP02 - LAN9221 Power */
+	/* GP03 - FEC Reset */
+	/* GP04 - Wireless Power */
+	if (IS_ENABLED(CONFIG_DRIVER_NET_SMC911X) && ccxmx51_id->eth1)
 		val |= (1 << 8);
-	if (IS_ENABLED(CONFIG_DRIVER_NET_FEC_IMX) && ccxmx51_id->eth1)
+	if (IS_ENABLED(CONFIG_DRIVER_NET_FEC_IMX) && ccxmx51_id->eth0)
 		val |= (1 << 10);
 	if (ccxmx51_id->wless)
 		val |= (1 << 12);
@@ -408,8 +408,6 @@ static int ccxmx51_devices_init(void)
 			break;
 		}
 		printf("Module Serial : %c%d\n", manloc, ((hwid[2] & 0x3f) << 24) | (hwid[3] << 16) | (hwid[4] << 8) | hwid[5]);
-		if ((ccxmx51_id->mem_sz - SZ_128M) > 0)
-			arm_add_mem_device("ram1", MX51_CSD0_BASE_ADDR + SZ_128M, ccxmx51_id->mem_sz - SZ_128M);
 	}
 
 	imx51_add_uart1();
@@ -435,8 +433,8 @@ static int ccxmx51_devices_init(void)
 
 #ifdef CONFIG_DRIVER_NET_FEC_IMX
 	if (ccxmx51_id->eth0 && !pwr) {
-		imx51_add_fec(&fec_info);
 		eth_register_ethaddr(0, hwid);
+		imx51_add_fec(&fec_info);
 	}
 #endif
 
diff --git a/arch/arm/boards/ccxmx51/ccxmx51.h b/arch/arm/boards/ccxmx51/ccxmx51.h
index 3feacac034..ef40b7f0a4 100644
--- a/arch/arm/boards/ccxmx51/ccxmx51.h
+++ b/arch/arm/boards/ccxmx51/ccxmx51.h
@@ -23,7 +23,6 @@ struct ccxmx51_hwid {
 
 struct ccxmx51_ident {
 	const char	*id_string;
-	const int	mem_sz;
 	const char	industrial;
 	const char	eth0;
 	const char	eth1;
diff --git a/arch/arm/boards/ccxmx51/ccxmx51js.c b/arch/arm/boards/ccxmx51/ccxmx51js.c
index c947a1ee97..8c1d2dcd63 100644
--- a/arch/arm/boards/ccxmx51/ccxmx51js.c
+++ b/arch/arm/boards/ccxmx51/ccxmx51js.c
@@ -59,6 +59,7 @@ static iomux_v3_cfg_t ccxmx51js_pads[] = {
 	MX51_PAD_USBH1_DATA5__USBH1_DATA5,
 	MX51_PAD_USBH1_DATA6__USBH1_DATA6,
 	MX51_PAD_USBH1_DATA7__USBH1_DATA7,
+	MX51_PAD_DISPB2_SER_RS__GPIO3_8,	/* Reset */
 };
 
 static struct esdhc_platform_data sdhc1_pdata = {
diff --git a/arch/arm/boards/efika-mx-smartbook/board.c b/arch/arm/boards/efika-mx-smartbook/board.c
index a455c55b8d..5c026892cf 100644
--- a/arch/arm/boards/efika-mx-smartbook/board.c
+++ b/arch/arm/boards/efika-mx-smartbook/board.c
@@ -198,7 +198,7 @@ static int efikamx_mem_init(void)
 {
 	arm_add_mem_device("ram0", 0x90000000, SZ_512M);
 
-        return 0;
+	return 0;
 }
 mem_initcall(efikamx_mem_init);
 
@@ -220,7 +220,7 @@ static const struct spi_board_info efikamx_spi_board_info[] = {
 		.chip_select = 1,
 		.max_speed_hz = 20 * 1000 * 1000,
 		.bus_num = 0,
-        },
+	},
 };
 
 static void efikamx_power_init(void)
@@ -294,11 +294,11 @@ static void efikamx_power_init(void)
 	/* Set VDIG to 1.8V, VGEN3 to 1.8V, VCAM to 2.6V */
 	mc13xxx_reg_read(mc, MC13892_REG_SETTING_0, &val);
 	val &= ~(MC13892_SETTING_0_VCAM_MASK |
-                        MC13892_SETTING_0_VGEN3_MASK |
-                        MC13892_SETTING_0_VDIG_MASK);
+		MC13892_SETTING_0_VGEN3_MASK |
+		MC13892_SETTING_0_VDIG_MASK);
 	val |= MC13892_SETTING_0_VDIG_1_8 |
-                MC13892_SETTING_0_VGEN3_1_8 |
-                MC13892_SETTING_0_VCAM_2_6;
+		MC13892_SETTING_0_VGEN3_1_8 |
+		MC13892_SETTING_0_VCAM_2_6;
 	mc13xxx_reg_write(mc, MC13892_REG_SETTING_0, val);
 
 	/* Set VVIDEO to 2.775V, VAUDIO to 3V, VSD to 3.15V */
@@ -455,7 +455,7 @@ static int efikamx_devices_init(void)
 	imx51_add_mmc1(&efikasb_sd2_data);
 
 	for (i = 0; i < ARRAY_SIZE(leds); i++)
-                led_gpio_register(&leds[i]);
+		led_gpio_register(&leds[i]);
 
 	imx51_add_i2c1(NULL);
 
diff --git a/arch/arm/boards/eukrea_cpuimx25/eukrea_cpuimx25.c b/arch/arm/boards/eukrea_cpuimx25/eukrea_cpuimx25.c
index ae2363aa2a..98c9b435be 100644
--- a/arch/arm/boards/eukrea_cpuimx25/eukrea_cpuimx25.c
+++ b/arch/arm/boards/eukrea_cpuimx25/eukrea_cpuimx25.c
@@ -235,10 +235,3 @@ static int eukrea_cpuimx25_console_init(void)
 }
 
 console_initcall(eukrea_cpuimx25_console_init);
-
-#ifdef CONFIG_NAND_IMX_BOOT
-void __bare_init nand_boot(void)
-{
-	imx_nand_load_image(_text, barebox_image_size);
-}
-#endif
diff --git a/arch/arm/boards/eukrea_cpuimx25/lowlevel.c b/arch/arm/boards/eukrea_cpuimx25/lowlevel.c
index 36ce98bc69..3c1b50cba1 100644
--- a/arch/arm/boards/eukrea_cpuimx25/lowlevel.c
+++ b/arch/arm/boards/eukrea_cpuimx25/lowlevel.c
@@ -30,27 +30,9 @@
 #include <asm-generic/memory_layout.h>
 #include <asm/system.h>
 
-#ifdef CONFIG_NAND_IMX_BOOT
-static void __bare_init __naked insdram(void)
-{
-	uint32_t r;
-
-	/* setup a stack to be able to call imx_nand_load_image() */
-	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
-
-	imx_nand_load_image(_text, barebox_image_size);
-
-	board_init_lowlevel_return();
-}
-#endif
-
 void __bare_init __naked reset(void)
 {
 	uint32_t r;
-#ifdef CONFIG_NAND_IMX_BOOT
-	unsigned int *trg, *src;
-	int i;
-#endif
 	register uint32_t loops = 0x20000;
 
 	common_reset();
@@ -146,21 +128,10 @@ void __bare_init __naked reset(void)
 	writel(0x82216080, MX25_ESDCTL_BASE_ADDR + IMX_ESDCTL0);
 
 #ifdef CONFIG_NAND_IMX_BOOT
-	/* skip NAND boot if not running from NFC space */
-	r = get_pc();
-	if (r < MX25_NFC_BASE_ADDR || r > MX25_NFC_BASE_ADDR + 0x800)
-		board_init_lowlevel_return();
-
-	src = (unsigned int *)MX25_NFC_BASE_ADDR;
-	trg = (unsigned int *)_text;
-
-	/* Move ourselves out of NFC SRAM */
-	for (i = 0; i < 0x800 / sizeof(int); i++)
-		*trg++ = *src++;
+	/* setup a stack to be able to call imx25_barebox_boot_nand_external() */
+	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
 
-	/* Jump to SDRAM */
-	r = (unsigned int)&insdram;
-	__asm__ __volatile__("mov pc, %0" : : "r"(r));
+	imx25_barebox_boot_nand_external();
 #else
 	board_init_lowlevel_return();
 #endif
diff --git a/arch/arm/boards/eukrea_cpuimx27/eukrea_cpuimx27.c b/arch/arm/boards/eukrea_cpuimx27/eukrea_cpuimx27.c
index 498e9b4a8e..65b6c44843 100644
--- a/arch/arm/boards/eukrea_cpuimx27/eukrea_cpuimx27.c
+++ b/arch/arm/boards/eukrea_cpuimx27/eukrea_cpuimx27.c
@@ -248,12 +248,3 @@ static int eukrea_cpuimx27_late_init(void)
 }
 
 late_initcall(eukrea_cpuimx27_late_init);
-
-#ifdef CONFIG_NAND_IMX_BOOT
-void __bare_init nand_boot(void)
-{
-	imx_nand_load_image(_text, barebox_image_size);
-	board_init_lowlevel_return();
-}
-#endif
-
diff --git a/arch/arm/boards/eukrea_cpuimx27/lowlevel_init.S b/arch/arm/boards/eukrea_cpuimx27/lowlevel_init.S
index 4ee6efb84e..4e69aac2d5 100644
--- a/arch/arm/boards/eukrea_cpuimx27/lowlevel_init.S
+++ b/arch/arm/boards/eukrea_cpuimx27/lowlevel_init.S
@@ -126,28 +126,7 @@ reset:
 #ifdef CONFIG_NAND_IMX_BOOT
 	ldr	sp, =STACK_BASE + STACK_SIZE - 12	/* Setup a temporary stack in SDRAM */
 
-	ldr	r0, =MX27_NFC_BASE_ADDR		/* start of NFC SRAM                */
-	ldr	r2, =MX27_NFC_BASE_ADDR + 0x1000	/* end of NFC SRAM                  */
-
-	/* skip NAND boot if not running from NFC space */
-	cmp	pc, r0
-	bls	ret
-	cmp	pc, r2
-	bhi	ret
-
-	/* Move ourselves out of NFC SRAM */
-	ldr	r1, =_text
-
-copy_loop:
-	ldmia	r0!, {r3-r9}		/* copy from source address [r0]    */
-	stmia	r1!, {r3-r9}		/* copy to   target address [r1]    */
-	cmp	r0, r2			/* until source end address [r2]    */
-	ble	copy_loop
-
-	ldr	pc, =1f			/* Jump to SDRAM                    */
-1:
-	b	nand_boot		/* Load barebox from NAND Flash      */
-					/* to SDRAM                            */
+	b	imx27_barebox_boot_nand_external
 #endif /* CONFIG_NAND_IMX_BOOT */
 
 ret:
diff --git a/arch/arm/boards/eukrea_cpuimx35/lowlevel.c b/arch/arm/boards/eukrea_cpuimx35/lowlevel.c
index 052333503d..8f4615af41 100644
--- a/arch/arm/boards/eukrea_cpuimx35/lowlevel.c
+++ b/arch/arm/boards/eukrea_cpuimx35/lowlevel.c
@@ -35,34 +35,10 @@
 #define MPCTL_PARAM_532     ((1 << 31) | IMX_PLL_PD(0) | IMX_PLL_MFD(11) | IMX_PLL_MFI(11) | IMX_PLL_MFN(1))
 #define PPCTL_PARAM_300     (IMX_PLL_PD(0) | IMX_PLL_MFD(3) | IMX_PLL_MFI(6) | IMX_PLL_MFN(1))
 
-#ifdef CONFIG_NAND_IMX_BOOT
-static void __bare_init __naked insdram(void)
-{
-	uint32_t r;
-
-	/* Speed up NAND controller by adjusting the NFC divider */
-	r = readl(MX35_CCM_BASE_ADDR + MX35_CCM_PDR4);
-	r &= ~(0xf << 28);
-	r |= 0x1 << 28;
-	writel(r, MX35_CCM_BASE_ADDR + MX35_CCM_PDR4);
-
-	/* setup a stack to be able to call imx_nand_load_image() */
-	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
-
-	imx_nand_load_image(_text, barebox_image_size);
-
-	board_init_lowlevel_return();
-}
-#endif
-
 void __bare_init __naked reset(void)
 {
 	uint32_t r, s;
 	unsigned long ccm_base = MX35_CCM_BASE_ADDR;
-#ifdef CONFIG_NAND_IMX_BOOT
-	unsigned int *trg, *src;
-	int i;
-#endif
 	register uint32_t loops = 0x20000;
 
 	common_reset();
@@ -155,23 +131,17 @@ void __bare_init __naked reset(void)
 	writel(0x82228080, MX35_ESDCTL_BASE_ADDR + IMX_ESDCTL0);
 
 #ifdef CONFIG_NAND_IMX_BOOT
-	/* skip NAND boot if not running from NFC space */
-	r = get_pc();
-	if (r < MX35_NFC_BASE_ADDR || r > MX35_NFC_BASE_ADDR + 0x800)
-		board_init_lowlevel_return();
-
-	src = (unsigned int *)MX35_NFC_BASE_ADDR;
-	trg = (unsigned int *)_text;
+	/* Speed up NAND controller by adjusting the NFC divider */
+	r = readl(MX35_CCM_BASE_ADDR + MX35_CCM_PDR4);
+	r &= ~(0xf << 28);
+	r |= 0x1 << 28;
+	writel(r, MX35_CCM_BASE_ADDR + MX35_CCM_PDR4);
 
-	/* Move ourselves out of NFC SRAM */
-	for (i = 0; i < 0x800 / sizeof(int); i++)
-		*trg++ = *src++;
+	/* setup a stack to be able to call imx35_barebox_boot_nand_external() */
+	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
 
-	/* Jump to SDRAM */
-	r = (unsigned int)&insdram;
-	__asm__ __volatile__("mov pc, %0" : : "r"(r));
+	imx35_barebox_boot_nand_external();
 #else
 	board_init_lowlevel_return();
 #endif
 }
-
diff --git a/arch/arm/boards/freescale-mx25-3-stack/3stack.c b/arch/arm/boards/freescale-mx25-3-stack/3stack.c
index 1271ad95ca..4d048beb1b 100644
--- a/arch/arm/boards/freescale-mx25-3-stack/3stack.c
+++ b/arch/arm/boards/freescale-mx25-3-stack/3stack.c
@@ -274,14 +274,6 @@ static int imx25_console_init(void)
 
 console_initcall(imx25_console_init);
 
-#ifdef CONFIG_NAND_IMX_BOOT
-void __bare_init nand_boot(void)
-{
-	imx_nand_load_image(_text, barebox_image_size);
-	board_init_lowlevel_return();
-}
-#endif
-
 static int imx25_core_setup(void)
 {
 	writel(0x01010103, MX25_CCM_BASE_ADDR + MX25_CCM_PCDR2);
@@ -289,4 +281,3 @@ static int imx25_core_setup(void)
 
 }
 core_initcall(imx25_core_setup);
-
diff --git a/arch/arm/boards/freescale-mx25-3-stack/lowlevel_init.S b/arch/arm/boards/freescale-mx25-3-stack/lowlevel_init.S
index fb980991a6..595c485128 100644
--- a/arch/arm/boards/freescale-mx25-3-stack/lowlevel_init.S
+++ b/arch/arm/boards/freescale-mx25-3-stack/lowlevel_init.S
@@ -100,28 +100,7 @@ reset:
 #ifdef CONFIG_NAND_IMX_BOOT
 	ldr	sp, =STACK_BASE + STACK_SIZE - 12 /* Setup a temporary stack in SDRAM */
 
-	ldr	r0, =MX25_NFC_BASE_ADDR		/* start of NFC SRAM                */
-	ldr	r2, =MX25_NFC_BASE_ADDR + 0x1000	/* end of NFC SRAM                  */
-
-	/* skip NAND boot if not running from NFC space */
-	cmp	pc, r0
-	bls	ret
-	cmp	pc, r2
-	bhi	ret
-
-	/* Move ourselves out of NFC SRAM */
-	ldr	r1, =_text
-
-copy_loop:
-	ldmia	r0!, {r3-r9}		/* copy from source address [r0]    */
-	stmia	r1!, {r3-r9}		/* copy to   target address [r1]    */
-	cmp	r0, r2			/* until source end address [r2]    */
-	ble	copy_loop
-
-	ldr	pc, =1f			/* Jump to SDRAM                    */
-1:
-	b	nand_boot		/* Load barebox from NAND Flash      */
-
+	b	imx25_barebox_boot_nand_external
 #endif /* CONFIG_NAND_IMX_BOOT */
 
 ret:
diff --git a/arch/arm/boards/freescale-mx35-3-stack/3stack.c b/arch/arm/boards/freescale-mx35-3-stack/3stack.c
index 3128d4fb1a..02844c5987 100644
--- a/arch/arm/boards/freescale-mx35-3-stack/3stack.c
+++ b/arch/arm/boards/freescale-mx35-3-stack/3stack.c
@@ -427,15 +427,3 @@ static int f3s_pmic_init(void)
 }
 
 late_initcall(f3s_pmic_init);
-
-#ifdef CONFIG_NAND_IMX_BOOT
-void __bare_init nand_boot(void)
-{
-	/*
-	 * The driver is able to detect NAND's pagesize by CPU internal
-	 * fuses or external pull ups. But not the blocksize...
-	 */
-	imx_nand_load_image(_text, barebox_image_size);
-	board_init_lowlevel_return();
-}
-#endif
diff --git a/arch/arm/boards/freescale-mx35-3-stack/lowlevel_init.S b/arch/arm/boards/freescale-mx35-3-stack/lowlevel_init.S
index dada5f3fd5..5461b61fcb 100644
--- a/arch/arm/boards/freescale-mx35-3-stack/lowlevel_init.S
+++ b/arch/arm/boards/freescale-mx35-3-stack/lowlevel_init.S
@@ -157,28 +157,7 @@ reset:
 #ifdef CONFIG_NAND_IMX_BOOT
 	ldr	sp, =STACK_BASE + STACK_SIZE - 12		/* Setup a temporary stack in SDRAM */
 
-	ldr	r0, =MX35_NFC_BASE_ADDR		/* start of NFC SRAM */
-	ldr	r2, =MX35_NFC_BASE_ADDR + 0x800	/* end of NFC SRAM */
-
-	/* skip NAND boot if not running from NFC space */
-	cmp	pc, r0
-	blo	ret
-	cmp	pc, r2
-	bhs	ret
-
-	/* Move ourselves out of NFC SRAM */
-	ldr r1, =_text
-
-copy_loop:
-	ldmia	r0!, {r3-r9}			/* copy from source address [r0] */
-	stmia	r1!, {r3-r9}			/* copy to   target address [r1] */
-	cmp	r0, r2				/* until source end address [r2] */
-	ble	copy_loop
-
-	ldr	pc, =1f				/* Jump to SDRAM */
-1:
-	b	nand_boot			/* Load barebox from NAND Flash */
-ret:
+	b	imx35_barebox_boot_nand_external
 #endif /* CONFIG_NAND_IMX_BOOT */
 
 	b	board_init_lowlevel_return
diff --git a/arch/arm/boards/guf-cupid/lowlevel.c b/arch/arm/boards/guf-cupid/lowlevel.c
index 3de0346b98..f2994eb20d 100644
--- a/arch/arm/boards/guf-cupid/lowlevel.c
+++ b/arch/arm/boards/guf-cupid/lowlevel.c
@@ -42,26 +42,6 @@
 #define SDRAM_COMPARE_CONST1	0x55555555
 #define SDRAM_COMPARE_CONST2	0xaaaaaaaa
 
-#ifdef CONFIG_NAND_IMX_BOOT
-static void __bare_init __naked insdram(void)
-{
-	uint32_t r;
-
-	/* Speed up NAND controller by adjusting the NFC divider */
-	r = readl(MX35_CCM_BASE_ADDR + MX35_CCM_PDR4);
-	r &= ~(0xf << 28);
-	r |= 0x1 << 28;
-	writel(r, MX35_CCM_BASE_ADDR + MX35_CCM_PDR4);
-
-	/* setup a stack to be able to call imx_nand_load_image() */
-	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
-
-	imx_nand_load_image(_text, barebox_image_size);
-
-	board_init_lowlevel_return();
-}
-#endif
-
 static void __bare_init noinline setup_sdram(u32 memsize, u32 mode, u32 sdram_addr)
 {
 	volatile int loop;
@@ -188,9 +168,6 @@ void __bare_init __naked reset(void)
 	u32 r0, r1;
 	void *iomuxc_base = (void *)MX35_IOMUXC_BASE_ADDR;
 	int i;
-#ifdef CONFIG_NAND_IMX_BOOT
-	unsigned int *trg, *src;
-#endif
 
 	common_reset();
 
@@ -330,23 +307,17 @@ void __bare_init __naked reset(void)
 	setup_sdram(r0, ESDMISC_MDDR_EN, 0x80000f00);
 
 #ifdef CONFIG_NAND_IMX_BOOT
-	/* skip NAND boot if not running from NFC space */
-	r0 = get_pc();
-	if (r0 < MX35_NFC_BASE_ADDR || r0 > MX35_NFC_BASE_ADDR + 0x800)
-		board_init_lowlevel_return();
-
-	src = (unsigned int *)MX35_NFC_BASE_ADDR;
-	trg = (unsigned int *)_text;
+	/* Speed up NAND controller by adjusting the NFC divider */
+	r0 = readl(MX35_CCM_BASE_ADDR + MX35_CCM_PDR4);
+	r0 &= ~(0xf << 28);
+	r0 |= 0x1 << 28;
+	writel(r0, MX35_CCM_BASE_ADDR + MX35_CCM_PDR4);
 
-	/* Move ourselves out of NFC SRAM */
-	for (i = 0; i < 0x800 / sizeof(int); i++)
-		*trg++ = *src++;
+	/* setup a stack to be able to call imx35_barebox_boot_nand_external() */
+	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
 
-	/* Jump to SDRAM */
-	r0 = (unsigned int)&insdram;
-	__asm__ __volatile__("mov pc, %0" : : "r"(r0));
+	imx35_barebox_boot_nand_external();
 #else
 	board_init_lowlevel_return();
 #endif
 }
-
diff --git a/arch/arm/boards/guf-neso/lowlevel.c b/arch/arm/boards/guf-neso/lowlevel.c
index ad414d9208..7a366d908c 100644
--- a/arch/arm/boards/guf-neso/lowlevel.c
+++ b/arch/arm/boards/guf-neso/lowlevel.c
@@ -30,27 +30,12 @@
 #include <asm-generic/sections.h>
 #include <asm-generic/memory_layout.h>
 
-#ifdef CONFIG_NAND_IMX_BOOT
-static void __bare_init __naked insdram(void)
-{
-	/* setup a stack to be able to call imx_nand_load_image() */
-	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
-
-	imx_nand_load_image(_text, barebox_image_size);
-
-	board_init_lowlevel_return();
-}
-#endif
-
 #define ESDCTL0_VAL (ESDCTL0_SDE | ESDCTL0_ROW13 | ESDCTL0_COL10)
 
 void __bare_init __naked reset(void)
 {
 	uint32_t r;
 	int i;
-#ifdef CONFIG_NAND_IMX_BOOT
-	unsigned int *trg, *src;
-#endif
 
 	common_reset();
 
@@ -102,23 +87,11 @@ void __bare_init __naked reset(void)
 			MX27_ESDCTL_BASE_ADDR + IMX_ESDCTL0);
 
 #ifdef CONFIG_NAND_IMX_BOOT
-	/* skip NAND boot if not running from NFC space */
-	r = get_pc();
-	if (r < MX27_NFC_BASE_ADDR || r > MX27_NFC_BASE_ADDR + 0x800)
-		board_init_lowlevel_return();
-
-	src = (unsigned int *)MX27_NFC_BASE_ADDR;
-	trg = (unsigned int *)_text;
-
-	/* Move ourselves out of NFC SRAM */
-	for (i = 0; i < 0x800 / sizeof(int); i++)
-		*trg++ = *src++;
+	/* setup a stack to be able to call imx27_barebox_boot_nand_external() */
+	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
 
-	/* Jump to SDRAM */
-	r = (unsigned int)&insdram;
-	__asm__ __volatile__("mov pc, %0" : : "r"(r));
+	imx27_barebox_boot_nand_external();
 #else
 	board_init_lowlevel_return();
 #endif
 }
-
diff --git a/arch/arm/boards/guf-vincell/env/init/bootargs-base b/arch/arm/boards/guf-vincell/env/init/bootargs-base
deleted file mode 100644
index d86975406e..0000000000
--- a/arch/arm/boards/guf-vincell/env/init/bootargs-base
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/sh
-
-if [ "$1" = menu ]; then
-	init-menu-add-entry "$0" "Base bootargs"
-	exit
-fi
-
-global.linux.bootargs.base="console=ttymxc0,115200"
diff --git a/arch/arm/boards/guf-vincell/env/init/config-board b/arch/arm/boards/guf-vincell/env/init/config-board
new file mode 100644
index 0000000000..77e9fc8b4d
--- /dev/null
+++ b/arch/arm/boards/guf-vincell/env/init/config-board
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+# board defaults, do not change in running system. Change /env/config
+# instead
+
+global.hostname=vincell
+global.linux.bootargs.base="console=ttymxc0,115200"
diff --git a/arch/arm/boards/guf-vincell/env/init/hostname b/arch/arm/boards/guf-vincell/env/init/hostname
deleted file mode 100644
index ca2789ddf4..0000000000
--- a/arch/arm/boards/guf-vincell/env/init/hostname
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/sh
-
-if [ "$1" = menu ]; then
-	init-menu-add-entry "$0" "hostname"
-	exit
-fi
-
-global.hostname=vincell
diff --git a/arch/arm/boards/imx21ads/imx21ads.c b/arch/arm/boards/imx21ads/imx21ads.c
index ca566c831a..3d07633f59 100644
--- a/arch/arm/boards/imx21ads/imx21ads.c
+++ b/arch/arm/boards/imx21ads/imx21ads.c
@@ -189,12 +189,3 @@ static int mx21ads_console_init(void)
 }
 
 console_initcall(mx21ads_console_init);
-
-#ifdef CONFIG_NAND_IMX_BOOT
-void __bare_init nand_boot(void)
-{
-	imx_nand_load_image(_text, barebox_image_size);
-	board_init_lowlevel_return();
-}
-#endif
-
diff --git a/arch/arm/boards/imx21ads/lowlevel_init.S b/arch/arm/boards/imx21ads/lowlevel_init.S
index e52cac1443..f06c964dd6 100644
--- a/arch/arm/boards/imx21ads/lowlevel_init.S
+++ b/arch/arm/boards/imx21ads/lowlevel_init.S
@@ -120,28 +120,7 @@ reset:
 #ifdef CONFIG_NAND_IMX_BOOT
 	ldr	sp, =STACK_BASE + STACK_SIZE - 12	/* Setup a temporary stack in SDRAM */
 
-	ldr	r0, =MX21_NFC_BASE_ADDR		/* start of NFC SRAM        */
-	ldr	r2, =MX21_NFC_BASE_ADDR + 0x800	/* end of NFC SRAM          */
-
-	/* skip NAND boot if not running from NFC space */
-	cmp	pc, r0
-	bls	ret
-	cmp	pc, r2
-	bhi	ret
-
-	/* Move ourselves out of NFC SRAM */
-	ldr	r1, =_text
-
-copy_loop:
-	ldmia	r0!, {r3-r9}		/* copy from source address [r0]    */
-	stmia	r1!, {r3-r9}		/* copy to   target address [r1]    */
-	cmp	r0, r2			/* until source end address [r2]    */
-	ble	copy_loop
-
-	ldr	pc, =1f			/* Jump to SDRAM                    */
-1:
-	b	nand_boot		/* Load barebox from NAND Flash     */
-					/* SRAM to SDRAM                    */
+	b	imx21_barebox_boot_nand_external
 #endif /* CONFIG_NAND_IMX_BOOT */
 
 ret:
diff --git a/arch/arm/boards/karo-tx25/board.c b/arch/arm/boards/karo-tx25/board.c
index 98140b33cc..e581886911 100644
--- a/arch/arm/boards/karo-tx25/board.c
+++ b/arch/arm/boards/karo-tx25/board.c
@@ -20,6 +20,7 @@
 #include <common.h>
 #include <init.h>
 #include <driver.h>
+#include <sizes.h>
 #include <environment.h>
 #include <mach/imx25-regs.h>
 #include <asm/armlinux.h>
@@ -102,10 +103,10 @@ static int tx25_devices_init(void)
 
 	imx25_add_nand(&nand_info);
 
-	devfs_add_partition("nand0", 0x00000, 0x40000, DEVFS_PARTITION_FIXED, "self_raw");
+	devfs_add_partition("nand0", 0x00000, SZ_512K, DEVFS_PARTITION_FIXED, "self_raw");
 	dev_add_bb_dev("self_raw", "self0");
 
-	devfs_add_partition("nand0", 0x40000, 0x80000, DEVFS_PARTITION_FIXED, "env_raw");
+	devfs_add_partition("nand0", SZ_512K, SZ_512K, DEVFS_PARTITION_FIXED, "env_raw");
 	dev_add_bb_dev("env_raw", "env0");
 
 	add_mem_device("sram0", 0x78000000, 128 * 1024,
@@ -154,13 +155,6 @@ static int tx25_console_init(void)
 
 console_initcall(tx25_console_init);
 
-#ifdef CONFIG_NAND_IMX_BOOT
-void __bare_init nand_boot(void)
-{
-	imx_nand_load_image(_text, barebox_image_size);
-}
-#endif
-
 static iomux_v3_cfg_t tx25_lcdc_gpios[] = {
 	MX25_PAD_A18__GPIO_2_4,		/* LCD Reset (active LOW) */
 	MX25_PAD_PWM__GPIO_1_26,	/* LCD Backlight brightness 0: full 1: off */
diff --git a/arch/arm/boards/karo-tx25/env/bin/init_board b/arch/arm/boards/karo-tx25/env/bin/init_board
deleted file mode 100644
index 1f35c961dc..0000000000
--- a/arch/arm/boards/karo-tx25/env/bin/init_board
+++ /dev/null
@@ -1,6 +0,0 @@
-
-if [ -e /dev/fb0 -a -e /env/splash.bmp ]; then
-	splash /env/splash.bmp
-	fb0.enable=1
-fi
-
diff --git a/arch/arm/boards/karo-tx25/env/boot/nand-ubi b/arch/arm/boards/karo-tx25/env/boot/nand-ubi
new file mode 100644
index 0000000000..67b0cb4afe
--- /dev/null
+++ b/arch/arm/boards/karo-tx25/env/boot/nand-ubi
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+if [ "$1" = menu ]; then
+	boot-menu-add-entry "$0" "nand (UBI)"
+	exit
+fi
+
+global.bootm.image="/dev/nand0.kernel.bb"
+#global.bootm.oftree="/env/oftree"
+global.linux.bootargs.dyn.root="root=ubi0:root ubi.mtd=nand0.root rootfstype=ubifs"
diff --git a/arch/arm/boards/karo-tx25/env/config b/arch/arm/boards/karo-tx25/env/config
deleted file mode 100644
index 87beb6d64b..0000000000
--- a/arch/arm/boards/karo-tx25/env/config
+++ /dev/null
@@ -1,48 +0,0 @@
-
-global.hostname=tx25
-baseboard=tx28stk5
-user=
-
-# use 'dhcp' to do dhcp in barebox and in kernel
-# use 'none' if you want to skip kernel ip autoconfiguration
-ip=dhcp
-
-# or set your networking parameters here
-#eth0.ipaddr=a.b.c.d
-#eth0.ethaddr=de:ad:be:ef:00:00
-#eth0.netmask=a.b.c.d
-#eth0.serverip=a.b.c.d
-#eth0.gateway=a.b.c.d
-
-# can be either 'nfs' or 'tftp'
-kernel_loc=tftp
-# can be either 'net' or 'initrd'
-rootfs_loc=net
-
-# can be either 'jffs2' or 'ubifs'
-rootfs_type=ubifs
-rootfsimage=root-${global.hostname}.$rootfs_type
-
-kernelimage=zImage-${global.hostname}
-#kernelimage=uImage-${global.hostname}
-#kernelimage=Image-${global.hostname}
-#kernelimage=Image-${global.hostname}.lzo
-
-if [ -n $user ]; then
-	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
-	rootfsimage="$user"-"$rootfsimage"
-else
-	nfsroot="$eth0.serverip:/path/to/nfs/root"
-fi
-
-autoboot_timeout=3
-
-bootargs="console=ttymxc0,115200 tx25_base=$baseboard"
-
-nand_parts="256k(barebox)ro,512k(bareboxenv),2M(kernel),-(root)"
-nand_device=mxc_nand
-rootfs_mtdblock_nand=3
-
-PS1="\e[1;32mbarebox@\e[1;31m\h:\w\e[0m "
-
diff --git a/arch/arm/boards/karo-tx25/env/init/config-board b/arch/arm/boards/karo-tx25/env/init/config-board
new file mode 100644
index 0000000000..943b002d5f
--- /dev/null
+++ b/arch/arm/boards/karo-tx25/env/init/config-board
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+# board defaults, do not change in running system. Change /env/config
+# instead
+
+global.hostname=tx25
+global.linux.bootargs.base="console=ttymxc0,115200"
diff --git a/arch/arm/boards/karo-tx25/env/init/mtdparts-nand b/arch/arm/boards/karo-tx25/env/init/mtdparts-nand
new file mode 100644
index 0000000000..4fffefca8b
--- /dev/null
+++ b/arch/arm/boards/karo-tx25/env/init/mtdparts-nand
@@ -0,0 +1,11 @@
+#!/bin/sh
+
+if [ "$1" = menu ]; then
+	init-menu-add-entry "$0" "NAND partitions"
+	exit
+fi
+
+mtdparts="512k(nand0.barebox)ro,512k(nand0.bareboxenv),4M(nand0.kernel),-(nand0.root)"
+kernelname="mxc_nand"
+
+mtdparts-add -b -d nand0 -k ${kernelname} -p ${mtdparts}
diff --git a/arch/arm/boards/karo-tx25/lowlevel.c b/arch/arm/boards/karo-tx25/lowlevel.c
index 6f17958941..b1afe1872d 100644
--- a/arch/arm/boards/karo-tx25/lowlevel.c
+++ b/arch/arm/boards/karo-tx25/lowlevel.c
@@ -28,18 +28,6 @@
 #include <asm-generic/sections.h>
 #include <asm-generic/memory_layout.h>
 
-#ifdef CONFIG_NAND_IMX_BOOT
-static void __bare_init __naked insdram(void)
-{
-	/* setup a stack to be able to call imx_nand_load_image() */
-	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
-
-	imx_nand_load_image(_text, barebox_image_size);
-
-	board_init_lowlevel_return();
-}
-#endif
-
 static inline void __bare_init  setup_sdram(uint32_t base, uint32_t esdctl,
 		uint32_t esdcfg)
 {
@@ -67,10 +55,6 @@ static inline void __bare_init  setup_sdram(uint32_t base, uint32_t esdctl,
 void __bare_init __naked reset(void)
 {
 	uint32_t r;
-#ifdef CONFIG_NAND_IMX_BOOT
-	unsigned int *trg, *src;
-	int i;
-#endif
 
 	common_reset();
 
@@ -149,21 +133,10 @@ void __bare_init __naked reset(void)
 	setup_sdram(0x90000000, ESDCTLVAL, ESDCFGVAL);
 
 #ifdef CONFIG_NAND_IMX_BOOT
-	/* skip NAND boot if not running from NFC space */
-	r = get_pc();
-	if (r < MX25_NFC_BASE_ADDR || r > MX25_NFC_BASE_ADDR + 0x800)
-		board_init_lowlevel_return();
-
-	src = (unsigned int *)MX25_NFC_BASE_ADDR;
-	trg = (unsigned int *)_text;
-
-	/* Move ourselves out of NFC SRAM */
-	for (i = 0; i < 0x800 / sizeof(int); i++)
-		*trg++ = *src++;
+	/* setup a stack to be able to call imx25_barebox_boot_nand_external() */
+	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
 
-	/* Jump to SDRAM */
-	r = (unsigned int)&insdram;
-	__asm__ __volatile__("mov pc, %0" : : "r"(r));
+	imx25_barebox_boot_nand_external();
 #else
 	board_init_lowlevel_return();
 #endif
diff --git a/arch/arm/boards/pcm037/lowlevel.c b/arch/arm/boards/pcm037/lowlevel.c
index baf63a53b9..da017325fe 100644
--- a/arch/arm/boards/pcm037/lowlevel.c
+++ b/arch/arm/boards/pcm037/lowlevel.c
@@ -30,28 +30,13 @@
 #include <asm/barebox-arm-head.h>
 #include <mach/esdctl.h>
 
-#ifdef CONFIG_NAND_IMX_BOOT
-static void __bare_init __naked insdram(void)
-{
-	/* setup a stack to be able to call imx_nand_load_image() */
-	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
-
-	imx_nand_load_image(_text, barebox_image_size);
-
-	board_init_lowlevel_return();
-}
-#endif
-
 #define ESDCTL0_VAL (ESDCTL0_SDE | ESDCTL0_ROW13 | ESDCTL0_COL10)
 
 void __bare_init __naked reset(void)
 {
 	uint32_t r;
 	volatile int v;
-#ifdef CONFIG_NAND_IMX_BOOT
-	int i;
-	unsigned int *trg, *src;
-#endif
+
 	common_reset();
 
 	writel(1 << 6, MX31_IPU_CTRL_BASE_ADDR);
@@ -141,21 +126,10 @@ void __bare_init __naked reset(void)
 #endif
 
 #ifdef CONFIG_NAND_IMX_BOOT
-	/* skip NAND boot if not running from NFC space */
-	r = get_pc();
-	if (r < MX31_NFC_BASE_ADDR || r > MX31_NFC_BASE_ADDR + 0x800)
-		board_init_lowlevel_return();
-
-	src = (unsigned int *)MX31_NFC_BASE_ADDR;
-	trg = (unsigned int *)_text;
-
-	/* Move ourselves out of NFC SRAM */
-	for (i = 0; i < 0x800 / sizeof(int); i++)
-		*trg++ = *src++;
+	/* setup a stack to be able to call imx31_barebox_boot_nand_external() */
+	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
 
-	/* Jump to SDRAM */
-	r = (unsigned int)&insdram;
-	__asm__ __volatile__("mov pc, %0" : : "r"(r));
+	imx31_barebox_boot_nand_external();
 #else
 	board_init_lowlevel_return();
 #endif
diff --git a/arch/arm/boards/pcm037/pcm037.c b/arch/arm/boards/pcm037/pcm037.c
index 7894ff3bdb..959cc8ad8c 100644
--- a/arch/arm/boards/pcm037/pcm037.c
+++ b/arch/arm/boards/pcm037/pcm037.c
@@ -253,11 +253,3 @@ static int imx31_console_init(void)
 }
 
 console_initcall(imx31_console_init);
-
-#ifdef CONFIG_NAND_IMX_BOOT
-void __bare_init nand_boot(void)
-{
-	imx_nand_load_image(_text, barebox_image_size);
-	board_init_lowlevel_return();
-}
-#endif
diff --git a/arch/arm/boards/pcm038/lowlevel.c b/arch/arm/boards/pcm038/lowlevel.c
index 2f93c3127a..4515107741 100644
--- a/arch/arm/boards/pcm038/lowlevel.c
+++ b/arch/arm/boards/pcm038/lowlevel.c
@@ -31,27 +31,13 @@
 
 #include "pll.h"
 
-#ifdef CONFIG_NAND_IMX_BOOT
-static void __bare_init __naked insdram(void)
-{
-	/* setup a stack to be able to call imx_nand_load_image() */
-	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
-
-	imx_nand_load_image(_text, barebox_image_size);
-
-	board_init_lowlevel_return();
-}
-#endif
-
 #define ESDCTL0_VAL (ESDCTL0_SDE | ESDCTL0_ROW13 | ESDCTL0_COL10)
 
 void __bare_init __naked reset(void)
 {
 	uint32_t r;
 	int i;
-#ifdef CONFIG_NAND_IMX_BOOT
-	unsigned int *trg, *src;
-#endif
+
 	common_reset();
 
 	/* ahb lite ip interface */
@@ -108,23 +94,11 @@ void __bare_init __naked reset(void)
 			MX27_ESDCTL_BASE_ADDR + IMX_ESDCTL0);
 
 #ifdef CONFIG_NAND_IMX_BOOT
-	/* skip NAND boot if not running from NFC space */
-	r = get_pc();
-	if (r < MX27_NFC_BASE_ADDR || r > MX27_NFC_BASE_ADDR + 0x800)
-		board_init_lowlevel_return();
-
-	src = (unsigned int *)MX27_NFC_BASE_ADDR;
-	trg = (unsigned int *)_text;
-
-	/* Move ourselves out of NFC SRAM */
-	for (i = 0; i < 0x800 / sizeof(int); i++)
-		*trg++ = *src++;
+	/* setup a stack to be able to call mx27_barebox_boot_nand_external() */
+	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
 
-	/* Jump to SDRAM */
-	r = (unsigned int)&insdram;
-	__asm__ __volatile__("mov pc, %0" : : "r"(r));
+	imx27_barebox_boot_nand_external();
 #else
 	board_init_lowlevel_return();
 #endif
 }
-
diff --git a/arch/arm/boards/pcm043/lowlevel.c b/arch/arm/boards/pcm043/lowlevel.c
index 751f6aefdf..639064f97f 100644
--- a/arch/arm/boards/pcm043/lowlevel.c
+++ b/arch/arm/boards/pcm043/lowlevel.c
@@ -40,36 +40,13 @@
 #define CCM_PDR0_399	0x00011000
 #define CCM_PDR0_532	0x00001000
 
-#ifdef CONFIG_NAND_IMX_BOOT
-static void __bare_init __naked insdram(void)
-{
-	uint32_t r;
-
-	/* Speed up NAND controller by adjusting the NFC divider */
-	r = readl(MX35_CCM_BASE_ADDR + MX35_CCM_PDR4);
-	r &= ~(0xf << 28);
-	r |= 0x1 << 28;
-	writel(r, MX35_CCM_BASE_ADDR + MX35_CCM_PDR4);
-
-	/* setup a stack to be able to call imx_nand_load_image() */
-	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
-
-	imx_nand_load_image(_text, barebox_image_size);
-
-	board_init_lowlevel_return();
-}
-#endif
-
 void __bare_init __naked reset(void)
 {
 	uint32_t r, s;
 	unsigned long ccm_base = MX35_CCM_BASE_ADDR;
 	unsigned long iomuxc_base = MX35_IOMUXC_BASE_ADDR;
 	unsigned long esdctl_base = MX35_ESDCTL_BASE_ADDR;
-#ifdef CONFIG_NAND_IMX_BOOT
-	unsigned int *trg, *src;
-	int i;
-#endif
+
 	common_reset();
 
 	r = get_cr();
@@ -206,23 +183,17 @@ void __bare_init __naked reset(void)
 	writel(0x00002000, esdctl_base + IMX_ESDCTL1);
 
 #ifdef CONFIG_NAND_IMX_BOOT
-	/* skip NAND boot if not running from NFC space */
-	r = get_pc();
-	if (r < MX35_NFC_BASE_ADDR || r > MX35_NFC_BASE_ADDR + 0x800)
-		board_init_lowlevel_return();
-
-	src = (unsigned int *)MX35_NFC_BASE_ADDR;
-	trg = (unsigned int *)_text;
+	/* Speed up NAND controller by adjusting the NFC divider */
+	r = readl(MX35_CCM_BASE_ADDR + MX35_CCM_PDR4);
+	r &= ~(0xf << 28);
+	r |= 0x1 << 28;
+	writel(r, MX35_CCM_BASE_ADDR + MX35_CCM_PDR4);
 
-	/* Move ourselves out of NFC SRAM */
-	for (i = 0; i < 0x800 / sizeof(int); i++)
-		*trg++ = *src++;
+	/* setup a stack to be able to call imx35_barebox_boot_nand_external() */
+	arm_setup_stack(STACK_BASE + STACK_SIZE - 12);
 
-	/* Jump to SDRAM */
-	r = (unsigned int)&insdram;
-	__asm__ __volatile__("mov pc, %0" : : "r"(r));
+	imx35_barebox_boot_nand_external();
 #else
 	board_init_lowlevel_return();
 #endif
 }
-
diff --git a/arch/arm/boards/phycard-i.MX27/lowlevel_init.S b/arch/arm/boards/phycard-i.MX27/lowlevel_init.S
index 38cc55c1dc..cb5d83dd07 100644
--- a/arch/arm/boards/phycard-i.MX27/lowlevel_init.S
+++ b/arch/arm/boards/phycard-i.MX27/lowlevel_init.S
@@ -111,31 +111,7 @@ reset:
 #ifdef CONFIG_NAND_IMX_BOOT
 	ldr	sp, =0xa0f00000		/* Setup a temporary stack in SDRAM */
 
-	ldr	r0, =MX27_NFC_BASE_ADDR		/* start of NFC SRAM                */
-	ldr	r2, =MX27_NFC_BASE_ADDR + 0x1000	/* end of NFC SRAM                  */
-
-	/* skip NAND boot if not running from NFC space */
-	cmp	pc, r0
-	bls	ret
-	cmp	pc, r2
-	bhi	ret
-
-	/* Move ourselves out of NFC SRAM */
-	ldr	r1, =_text
-
-copy_loop:
-	ldmia	r0!, {r3-r9}		/* copy from source address [r0]    */
-	stmia	r1!, {r3-r9}		/* copy to   target address [r1]    */
-	cmp	r0, r2			/* until source end address [r2]    */
-	ble	copy_loop
-
-	ldr	pc, =1f			/* Jump to SDRAM                    */
-1:
-	ldr	r0,=_text
-	ldr	r1,=_barebox_image_size
-	bl	imx_nand_load_image
-	b	board_init_lowlevel_return
-
+	b	imx27_barebox_boot_nand_external
 #endif /* CONFIG_NAND_IMX_BOOT */
 
 ret:
diff --git a/arch/arm/configs/ccmx51_defconfig b/arch/arm/configs/ccmx51_defconfig
index d14de556b3..67d1dd29c4 100644
--- a/arch/arm/configs/ccmx51_defconfig
+++ b/arch/arm/configs/ccmx51_defconfig
@@ -2,54 +2,60 @@ CONFIG_ARCH_IMX=y
 CONFIG_ARCH_IMX51=y
 CONFIG_MACH_CCMX51=y
 CONFIG_AEABI=y
+CONFIG_CMD_ARM_MMUINFO=y
 CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y
+CONFIG_MMU=y
 CONFIG_MALLOC_SIZE=0x2000000
 CONFIG_LONGHELP=y
 CONFIG_GLOB=y
 CONFIG_HUSH_FANCY_PROMPT=y
 CONFIG_CMDLINE_EDITING=y
 CONFIG_AUTO_COMPLETE=y
-CONFIG_PARTITION=y
+CONFIG_DEFAULT_ENVIRONMENT_COMPRESSED_LZO=y
 CONFIG_DEFAULT_ENVIRONMENT_GENERIC=y
 CONFIG_DEFAULT_ENVIRONMENT_PATH="defaultenv arch/arm/boards/ccxmx51/env"
 CONFIG_CMD_EDIT=y
 CONFIG_CMD_SLEEP=y
 CONFIG_CMD_SAVEENV=y
-CONFIG_CMD_LOADENV=y
 CONFIG_CMD_EXPORT=y
 CONFIG_CMD_PRINTENV=y
 CONFIG_CMD_READLINE=y
 CONFIG_CMD_ECHO_E=y
 CONFIG_CMD_MEMINFO=y
-CONFIG_CMD_MTEST=y
 CONFIG_CMD_FLASH=y
-CONFIG_CMD_BOOTM_ZLIB=y
-CONFIG_CMD_BOOTM_BZLIB=y
 CONFIG_CMD_BOOTM_SHOW_TYPE=y
+CONFIG_CMD_BOOTZ=y
 CONFIG_CMD_RESET=y
 CONFIG_CMD_GO=y
+CONFIG_CMD_NANDTEST=y
+CONFIG_CMD_MTEST=y
 CONFIG_CMD_TIMEOUT=y
 CONFIG_CMD_PARTITION=y
+CONFIG_CMD_MAGICVAR=y
+CONFIG_CMD_MAGICVAR_HELP=y
 CONFIG_CMD_GPIO=y
-CONFIG_CMD_UNLZO=y
 CONFIG_CMD_I2C=y
+CONFIG_CMD_SPI=y
+CONFIG_CMD_CLK=y
 CONFIG_NET=y
 CONFIG_NET_DHCP=y
 CONFIG_NET_PING=y
-CONFIG_NET_TFTP=y
 CONFIG_DRIVER_NET_SMC911X=y
 CONFIG_DRIVER_NET_FEC_IMX=y
-CONFIG_DRIVER_SPI_IMX=y
 CONFIG_I2C=y
 CONFIG_I2C_IMX=y
 CONFIG_MTD=y
 CONFIG_NAND=y
 CONFIG_NAND_IMX=y
 CONFIG_USB=y
+CONFIG_USB_IMX_CHIPIDEA=y
 CONFIG_USB_EHCI=y
+CONFIG_USB_ULPI=y
+CONFIG_USB_STORAGE=y
 CONFIG_MCI=y
-# CONFIG_MCI_WRITE is not set
 CONFIG_MCI_IMX_ESDHC=y
 CONFIG_FS_CRAMFS=y
 CONFIG_FS_FAT=y
+CONFIG_FS_FAT_WRITE=y
 CONFIG_FS_FAT_LFN=y
+CONFIG_LZO_DECOMPRESS=y
diff --git a/arch/arm/configs/tx25stk5_defconfig b/arch/arm/configs/tx25stk5_defconfig
index 8ec5178cce..365a940271 100644
--- a/arch/arm/configs/tx25stk5_defconfig
+++ b/arch/arm/configs/tx25stk5_defconfig
@@ -1,58 +1,71 @@
 CONFIG_ARCH_IMX=y
+CONFIG_ARCH_IMX_EXTERNAL_BOOT=y
+CONFIG_ARCH_IMX_EXTERNAL_BOOT_NAND=y
 CONFIG_ARCH_IMX25=y
 CONFIG_MACH_TX25=y
 CONFIG_IMX_IIM=y
 CONFIG_AEABI=y
 CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y
 CONFIG_ARM_UNWIND=y
+CONFIG_PBL_IMAGE=y
 CONFIG_MMU=y
+CONFIG_TEXT_BASE=0x91d00000
 CONFIG_MALLOC_SIZE=0x1000000
 CONFIG_MALLOC_TLSF=y
 CONFIG_KALLSYMS=y
 CONFIG_LONGHELP=y
-CONFIG_GLOB=y
 CONFIG_HUSH_FANCY_PROMPT=y
 CONFIG_CMDLINE_EDITING=y
 CONFIG_AUTO_COMPLETE=y
-CONFIG_PARTITION=y
-CONFIG_DEFAULT_ENVIRONMENT_GENERIC=y
+CONFIG_DEFAULT_ENVIRONMENT_GENERIC_NEW=y
 CONFIG_DEFAULT_ENVIRONMENT_PATH="arch/arm/boards/karo-tx25/env"
+CONFIG_RESET_SOURCE=y
 CONFIG_CMD_EDIT=y
 CONFIG_CMD_SLEEP=y
+CONFIG_CMD_MSLEEP=y
 CONFIG_CMD_SAVEENV=y
-CONFIG_CMD_LOADENV=y
 CONFIG_CMD_EXPORT=y
 CONFIG_CMD_PRINTENV=y
 CONFIG_CMD_READLINE=y
 CONFIG_CMD_TIME=y
+CONFIG_CMD_DIRNAME=y
+CONFIG_CMD_LN=y
+CONFIG_CMD_READLINK=y
+CONFIG_CMD_TFTP=y
+CONFIG_CMD_FILETYPE=y
 CONFIG_CMD_ECHO_E=y
 CONFIG_CMD_MEMINFO=y
 CONFIG_CMD_IOMEM=y
-CONFIG_CMD_MTEST=y
-CONFIG_CMD_MTEST_ALTERNATIVE=y
+CONFIG_CMD_CRC=y
+CONFIG_CMD_CRC_CMP=y
+CONFIG_CMD_MD5SUM=y
 CONFIG_CMD_FLASH=y
+CONFIG_CMD_UBIFORMAT=y
 CONFIG_CMD_BOOTM_SHOW_TYPE=y
 CONFIG_CMD_BOOTM_VERBOSE=y
 CONFIG_CMD_BOOTM_INITRD=y
 CONFIG_CMD_BOOTM_OFTREE=y
 CONFIG_CMD_BOOTM_OFTREE_UIMAGE=y
 CONFIG_CMD_UIMAGE=y
-# CONFIG_CMD_BOOTZ is not set
 # CONFIG_CMD_BOOTU is not set
 CONFIG_CMD_RESET=y
 CONFIG_CMD_GO=y
+CONFIG_CMD_OFTREE=y
+CONFIG_CMD_OFTREE_PROBE=y
+CONFIG_CMD_MTEST=y
+CONFIG_CMD_MTEST_ALTERNATIVE=y
+CONFIG_CMD_SPLASH=y
 CONFIG_CMD_TIMEOUT=y
 CONFIG_CMD_PARTITION=y
 CONFIG_CMD_MAGICVAR=y
 CONFIG_CMD_MAGICVAR_HELP=y
-CONFIG_CMD_SPLASH=y
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_UNCOMPRESS=y
+CONFIG_CMD_MIITOOL=y
+CONFIG_CMD_CLK=y
 CONFIG_NET=y
 CONFIG_NET_DHCP=y
 CONFIG_NET_PING=y
-CONFIG_CMD_TFTP=y
-CONFIG_FS_TFTP=y
 CONFIG_NET_NETCONSOLE=y
 CONFIG_DRIVER_NET_FEC_IMX=y
 # CONFIG_SPI is not set
@@ -62,5 +75,14 @@ CONFIG_NAND_IMX=y
 CONFIG_UBI=y
 CONFIG_VIDEO=y
 CONFIG_DRIVER_VIDEO_IMX=y
+CONFIG_MCI=y
+CONFIG_MCI_IMX_ESDHC=y
+CONFIG_WATCHDOG=y
+CONFIG_WATCHDOG_IMX=y
+CONFIG_FS_TFTP=y
+CONFIG_FS_NFS=y
+CONFIG_FS_FAT=y
+CONFIG_FS_FAT_WRITE=y
+CONFIG_FS_FAT_LFN=y
 CONFIG_ZLIB=y
 CONFIG_LZO_DECOMPRESS=y
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index feef9ad1d5..3cb35a01b0 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -259,6 +259,7 @@ config MACH_FREESCALE_MX25_3STACK
 config MACH_TX25
 	bool "Ka-Ro TX25"
 	select MACH_HAS_LOWLEVEL_INIT
+	select HAVE_DEFAULT_ENVIRONMENT_NEW
 	help
 	  Say Y here if you are using the Ka-Ro tx25 board
 
diff --git a/arch/arm/mach-imx/clk-imx21.c b/arch/arm/mach-imx/clk-imx21.c
index 9e7af816a2..6e91424638 100644
--- a/arch/arm/mach-imx/clk-imx21.c
+++ b/arch/arm/mach-imx/clk-imx21.c
@@ -45,9 +45,52 @@
 #define CCM_PMCOUNT		0x30
 #define CCM_WKGDCTL		0x34
 
+#define PCCR0_UART1_EN		(1 << 0)
+#define PCCR0_UART2_EN		(1 << 1)
+#define PCCR0_UART3_EN		(1 << 2)
+#define PCCR0_UART4_EN		(1 << 3)
+#define PCCR0_CSPI1_EN		(1 << 4)
+#define PCCR0_CSPI2_EN		(1 << 5)
+#define PCCR0_SSI1_EN		(1 << 6)
+#define PCCR0_SSI2_EN		(1 << 7)
+#define PCCR0_FIRI_EN		(1 << 8)
+#define PCCR0_SDHC1_EN		(1 << 9)
+#define PCCR0_SDHC2_EN		(1 << 10)
+#define PCCR0_GPIO_EN		(1 << 11)
+#define PCCR0_I2C_EN		(1 << 12)
+#define PCCR0_DMA_EN		(1 << 13)
+#define PCCR0_USBOTG_EN		(1 << 14)
+#define PCCR0_EMMA_EN		(1 << 15)
+#define PCCR0_SSI2_BAUD_EN	(1 << 16)
+#define PCCR0_SSI1_BAUD_EN	(1 << 17)
+#define PCCR0_PERCLK3_EN	(1 << 18)
+#define PCCR0_NFC_EN		(1 << 19)
+#define PCCR0_FRI_BAUD_EN	(1 << 20)
+#define PCCR0_SLDC_EN		(1 << 21)
+#define PCCR0_PERCLK4_EN	(1 << 22)
+#define PCCR0_HCLK_BMI_EN	(1 << 23)
+#define PCCR0_HCLK_USBOTG_EN	(1 << 24)
+#define PCCR0_HCLK_SLCDC_EN	(1 << 25)
+#define PCCR0_HCLK_LCDC_EN	(1 << 26)
+#define PCCR0_HCLK_EMMA_EN	(1 << 27)
+#define PCCR0_HCLK_BROM_EN	(1 << 28)
+#define PCCR0_HCLK_DMA_EN	(1 << 30)
+#define PCCR0_HCLK_CSI_EN	(1 << 31)
+
+#define PCCR1_CSPI3_EN	(1 << 23)
+#define PCCR1_WDT_EN	(1 << 24)
+#define PCCR1_GPT1_EN	(1 << 25)
+#define PCCR1_GPT2_EN	(1 << 26)
+#define PCCR1_GPT3_EN	(1 << 27)
+#define PCCR1_PWM_EN	(1 << 28)
+#define PCCR1_RTC_EN	(1 << 29)
+#define PCCR1_KPP_EN	(1 << 30)
+#define PCCR1_OWIRE_EN	(1 << 31)
+
 enum imx21_clks {
 	ckil, ckih, fpm, mpll_sel, spll_sel, mpll, spll, fclk, hclk, ipg, per1,
-	per2, per3, per4, usb_div, nfc_div, lcdc_per_gate, clk_max
+	per2, per3, per4, usb_div, nfc_div, lcdc_per_gate, lcdc_ahb_gate,
+	lcdc_ipg_gate, clk_max
 };
 
 static struct clk *clks[clk_max];
@@ -70,14 +113,16 @@ static int imx21_ccm_probe(struct device_d *dev)
 
 	base = dev_request_mem_region(dev, 0);
 
-	writel((1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) | (1 << 5) |
-			(1 << 9) | (1 << 10) | (1 << 11) | (1 << 12) |
-			(1 << 13) | (1 << 14) | (1 << 19) | (1 << 22) |
-			(1 << 24) | (1 << 26) |	(1 << 30),
+	writel(PCCR0_UART1_EN | PCCR0_UART2_EN | PCCR0_UART3_EN | PCCR0_UART4_EN |
+			PCCR0_CSPI1_EN | PCCR0_CSPI2_EN | PCCR0_SDHC1_EN |
+			PCCR0_SDHC2_EN | PCCR0_GPIO_EN | PCCR0_I2C_EN | PCCR0_DMA_EN |
+			PCCR0_USBOTG_EN | PCCR0_NFC_EN | PCCR0_PERCLK4_EN |
+			PCCR0_HCLK_USBOTG_EN | PCCR0_HCLK_DMA_EN,
 			base + CCM_PCCR0);
 
-	writel((1 << 23) | (1 << 24) | (1 << 25) | (1 << 26) | (1 << 27) |
-			(1 << 28) | (1 << 29) | (1 << 30) | (1 << 31),
+	writel(PCCR1_CSPI3_EN | PCCR1_WDT_EN | PCCR1_GPT1_EN | PCCR1_GPT2_EN |
+			PCCR1_GPT3_EN | PCCR1_PWM_EN | PCCR1_RTC_EN | PCCR1_KPP_EN |
+			PCCR1_OWIRE_EN,
 			base + CCM_PCCR1);
 
 	clks[ckil] = clk_fixed("ckil", lref);
@@ -99,6 +144,12 @@ static int imx21_ccm_probe(struct device_d *dev)
 	clks[usb_div] = imx_clk_divider("usb_div", "spll", base + CCM_CSCR, 26, 3);
 	clks[nfc_div] = imx_clk_divider("nfc_div", "ipg", base + CCM_PCDR0, 12, 4);
 	clks[lcdc_per_gate] = imx_clk_gate("lcdc_per_gate", "per3", base + CCM_PCCR0, 18);
+	clks[lcdc_ahb_gate] = imx_clk_gate("lcdc_ahb_gate", "ahb", base + CCM_PCCR0, 26);
+	/*
+	 * i.MX21 doesn't have an IPG clock for the LCD. To avoid even more conditionals
+	 * in the framebuffer code, provide a dummy clock.
+	 */
+	clks[lcdc_ipg_gate] = clk_fixed("dummy", 0);
 
 	clkdev_add_physbase(clks[per1], MX21_GPT1_BASE_ADDR, NULL);
 	clkdev_add_physbase(clks[per1], MX21_GPT2_BASE_ADDR, NULL);
@@ -114,6 +165,8 @@ static int imx21_ccm_probe(struct device_d *dev)
 	clkdev_add_physbase(clks[ipg], MX21_SDHC1_BASE_ADDR, NULL);
 	clkdev_add_physbase(clks[ipg], MX21_SDHC2_BASE_ADDR, NULL);
 	clkdev_add_physbase(clks[lcdc_per_gate], MX21_LCDC_BASE_ADDR, NULL);
+	clkdev_add_physbase(clks[lcdc_ahb_gate], MX21_LCDC_BASE_ADDR, "ahb");
+	clkdev_add_physbase(clks[lcdc_ipg_gate], MX21_LCDC_BASE_ADDR, "ipg");
 
 	return 0;
 }
diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c
index 38f15a66ab..95b105dc46 100644
--- a/arch/arm/mach-imx/clk-imx25.c
+++ b/arch/arm/mach-imx/clk-imx25.c
@@ -150,6 +150,8 @@ static int imx25_ccm_probe(struct device_d *dev)
 	clkdev_add_physbase(clks[per3], MX25_ESDHC1_BASE_ADDR, NULL);
 	clkdev_add_physbase(clks[per4], MX25_ESDHC2_BASE_ADDR, NULL);
 	clkdev_add_physbase(clks[lcdc_per_gate], MX25_LCDC_BASE_ADDR, NULL);
+	clkdev_add_physbase(clks[dummy], MX25_LCDC_BASE_ADDR, "ipg");
+	clkdev_add_physbase(clks[dummy], MX25_LCDC_BASE_ADDR, "ahb");
 
 	return 0;
 }
diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c
index 222d2a6ebc..e221928a3b 100644
--- a/arch/arm/mach-imx/clk-imx27.c
+++ b/arch/arm/mach-imx/clk-imx27.c
@@ -93,7 +93,7 @@
 enum mx27_clks {
 	dummy, ckih, ckil, mpll, spll, mpll_main2, ahb, ipg, nfc_div, per1_div,
 	per2_div, per3_div, per4_div, usb_div, cpu_sel,	clko_sel, cpu_div, clko_div,
-	clko_en, lcdc_per_gate, clk_max
+	clko_en, lcdc_per_gate, lcdc_ahb_gate, lcdc_ipg_gate, clk_max
 };
 
 static struct clk *clks[clk_max];
@@ -136,7 +136,7 @@ static int imx27_ccm_probe(struct device_d *dev)
 	base = dev_request_mem_region(dev, 0);
 
 	writel(PCCR0_SDHC3_EN | PCCR0_SDHC2_EN | PCCR0_SDHC1_EN |
-			PCCR0_PWM_EN | PCCR0_KPP_EN | PCCR0_LCDC_EN | PCCR0_IIM_EN |
+			PCCR0_PWM_EN | PCCR0_KPP_EN | PCCR0_IIM_EN |
 			PCCR0_I2C2_EN | PCCR0_I2C1_EN | PCCR0_GPT6_EN | PCCR0_GPT5_EN |
 			PCCR0_GPT4_EN | PCCR0_GPT3_EN | PCCR0_GPT2_EN | PCCR0_GPT1_EN |
 			PCCR0_GPIO_EN | PCCR0_FEC_EN | PCCR0_CSPI3_EN | PCCR0_CSPI2_EN |
@@ -144,9 +144,9 @@ static int imx27_ccm_probe(struct device_d *dev)
 			base + CCM_PCCR0);
 
 	writel(PCCR1_NFC_BAUDEN | PCCR1_PERCLK4_EN | PCCR1_PERCLK2_EN | PCCR1_PERCLK1_EN |
-			PCCR1_HCLK_USB | PCCR1_HCLK_LCDC | PCCR1_HCLK_FEC | PCCR1_HCLK_EMI |
-			PCCR1_WDT_EN | PCCR1_USB_EN | PCCR1_UART6_EN | PCCR1_UART5_EN |
-			PCCR1_UART4_EN | PCCR1_UART3_EN | PCCR1_UART2_EN | PCCR1_UART1_EN,
+			PCCR1_HCLK_USB | PCCR1_HCLK_FEC | PCCR1_HCLK_EMI | PCCR1_WDT_EN |
+			PCCR1_USB_EN | PCCR1_UART6_EN | PCCR1_UART5_EN | PCCR1_UART4_EN |
+			PCCR1_UART3_EN | PCCR1_UART2_EN | PCCR1_UART1_EN,
 			base + CCM_PCCR1);
 
 	clks[dummy] = clk_fixed("dummy", 0);
@@ -179,7 +179,9 @@ static int imx27_ccm_probe(struct device_d *dev)
 	else
 		clks[cpu_div] = imx_clk_divider("cpu_div", "cpu_sel", base + CCM_CSCR, 13, 3);
 	clks[clko_div] = imx_clk_divider("clko_div", "clko_sel", base + CCM_PCDR0, 22, 3);
-	clks[lcdc_per_gate] = imx_clk_gate("lcdc_per_gate", "per3_div", base + CCM_PCCR1, 7);
+	clks[lcdc_per_gate] = imx_clk_gate("lcdc_per_gate", "per3_div", base + CCM_PCCR1, 8);
+	clks[lcdc_ahb_gate] = imx_clk_gate("lcdc_ahb_gate", "ahb", base + CCM_PCCR1, 15);
+	clks[lcdc_ipg_gate] = imx_clk_gate("lcdc_ipg_gate", "ipg", base + CCM_PCCR0, 14);
 
 	clkdev_add_physbase(clks[per1_div], MX27_GPT1_BASE_ADDR, NULL);
 	clkdev_add_physbase(clks[per1_div], MX27_GPT2_BASE_ADDR, NULL);
@@ -202,6 +204,8 @@ static int imx27_ccm_probe(struct device_d *dev)
 	clkdev_add_physbase(clks[per2_div], MX27_SDHC2_BASE_ADDR, NULL);
 	clkdev_add_physbase(clks[per2_div], MX27_SDHC3_BASE_ADDR, NULL);
 	clkdev_add_physbase(clks[lcdc_per_gate], MX27_LCDC_BASE_ADDR, NULL);
+	clkdev_add_physbase(clks[lcdc_ahb_gate], MX27_LCDC_BASE_ADDR, "ahb");
+	clkdev_add_physbase(clks[lcdc_ipg_gate], MX27_LCDC_BASE_ADDR, "ipg");
 	clkdev_add_physbase(clks[ipg], MX27_FEC_BASE_ADDR, NULL);
 
 	return 0;
diff --git a/arch/arm/mach-imx/external-nand-boot.c b/arch/arm/mach-imx/external-nand-boot.c
index 2e9e475fed..39ffb944f3 100644
--- a/arch/arm/mach-imx/external-nand-boot.c
+++ b/arch/arm/mach-imx/external-nand-boot.c
@@ -15,6 +15,8 @@
 #include <init.h>
 #include <io.h>
 #include <linux/mtd/nand.h>
+#include <asm/sections.h>
+#include <asm/barebox-arm.h>
 #include <mach/imx-nand.h>
 #include <mach/generic.h>
 #include <mach/imx21-regs.h>
@@ -256,6 +258,79 @@ void __bare_init imx_nand_load_image(void *dest, int size)
 	}
 }
 
+/*
+ * We are now running at the address we are linked at. Now load the image from
+ * NAND to SDRAM and continue booting.
+ */
+static void __bare_init __naked insdram(void)
+{
+	imx_nand_load_image((void *)_text, barebox_image_size);
+
+	board_init_lowlevel_return();
+}
+
+/*
+ * Load and start barebox from NAND. This function also checks if we are really
+ * running inside the NFC address space. If not, barebox is started from the
+ * currently running address without loading anything from NAND.
+ */
+void __bare_init __noreturn imx_barebox_boot_nand_external(unsigned long nfc_base)
+{
+	u32 r;
+	u32 *src, *trg;
+	int i;
+
+	/* skip NAND boot if not running from NFC space */
+	r = get_pc();
+	if (r < nfc_base || r > nfc_base + 0x800)
+		board_init_lowlevel_return();
+
+	src = (unsigned int *)nfc_base;
+	trg = (unsigned int *)_text;
+
+	/* Move ourselves out of NFC SRAM */
+	for (i = 0; i < 0x800 / sizeof(int); i++)
+		*trg++ = *src++;
+
+	/* Jump to SDRAM */
+	r = (unsigned int)&insdram;
+	__asm__ __volatile__("mov pc, %0" : : "r"(r));
+
+	/* not reached */
+	while (1);
+}
+
+/*
+ * SoC specific entries for booting in external NAND mode. To be called from
+ * the board specific entry code. This is safe to call even if not booting from
+ * NAND. In this case the booting is continued without loading an image from
+ * NAND. This function needs a stack to be set up.
+ */
+void __bare_init __noreturn imx21_barebox_boot_nand_external(void)
+{
+	imx_barebox_boot_nand_external(MX21_NFC_BASE_ADDR);
+}
+
+void __bare_init __noreturn imx25_barebox_boot_nand_external(void)
+{
+	imx_barebox_boot_nand_external(MX25_NFC_BASE_ADDR);
+}
+
+void __bare_init __noreturn imx27_barebox_boot_nand_external(void)
+{
+	imx_barebox_boot_nand_external(MX27_NFC_BASE_ADDR);
+}
+
+void __bare_init __noreturn imx31_barebox_boot_nand_external(void)
+{
+	imx_barebox_boot_nand_external(MX31_NFC_BASE_ADDR);
+}
+
+void __bare_init __noreturn imx35_barebox_boot_nand_external(void)
+{
+	imx_barebox_boot_nand_external(MX35_NFC_BASE_ADDR);
+}
+
 #define CONFIG_NAND_IMX_BOOT_DEBUG
 #ifdef CONFIG_NAND_IMX_BOOT_DEBUG
 #include <command.h>
diff --git a/arch/arm/mach-imx/include/mach/imx-nand.h b/arch/arm/mach-imx/include/mach/imx-nand.h
index fb753cfc13..a1f209ed2c 100644
--- a/arch/arm/mach-imx/include/mach/imx-nand.h
+++ b/arch/arm/mach-imx/include/mach/imx-nand.h
@@ -4,6 +4,11 @@
 #include <linux/mtd/mtd.h>
 
 void imx_nand_load_image(void *dest, int size);
+void imx21_barebox_boot_nand_external(void);
+void imx25_barebox_boot_nand_external(void);
+void imx27_barebox_boot_nand_external(void);
+void imx31_barebox_boot_nand_external(void);
+void imx35_barebox_boot_nand_external(void);
 void imx_nand_set_layout(int writesize, int datawidth);
 
 struct imx_nand_platform_data {
diff --git a/arch/arm/mach-imx/include/mach/imx21-regs.h b/arch/arm/mach-imx/include/mach/imx21-regs.h
index 1c4b5507d3..87bd99c50b 100644
--- a/arch/arm/mach-imx/include/mach/imx21-regs.h
+++ b/arch/arm/mach-imx/include/mach/imx21-regs.h
@@ -129,12 +129,6 @@
 #define MX21_MPCTL1_BRMO	(1 << 6)
 #define MX21_MPCTL1_LF		(1 << 15)
 
-#define MX21_PCCR0_PERCLK3_EN	(1 << 18)
-#define MX21_PCCR0_NFC_EN	(1 << 19)
-#define MX21_PCCR0_HCLK_LCDC_EN	(1 << 26)
-
-#define MX21_PCCR1_GPT1_EN	(1 << 25)
-
 #define MX21_CCSR_32K_SR	(1 << 15)
 
 #endif /* _IMX21_REGS_H */