Merge branch 'master' of git://git.denx.de/u-boot-arm

45 files changed, 869 insertions, 279 deletions

diff --git a/arch/arm/cpu/armv7/am33xx/Makefile b/arch/arm/cpu/armv7/am33xx/Makefile
index 5566310d94..aae3f096b2 100644
--- a/arch/arm/cpu/armv7/am33xx/Makefile
+++ b/arch/arm/cpu/armv7/am33xx/Makefile
@@ -14,7 +14,6 @@ endif
 
 obj-$(CONFIG_TI816X)	+= clock_ti816x.o
 obj-y	+= sys_info.o
-obj-y	+= mem.o
 obj-y	+= ddr.o
 obj-y	+= emif4.o
 obj-y	+= board.o
diff --git a/arch/arm/cpu/armv7/am33xx/mem.c b/arch/arm/cpu/armv7/am33xx/mem.c
deleted file mode 100644
index 56c9e7dbce..0000000000
--- a/arch/arm/cpu/armv7/am33xx/mem.c
+++ /dev/null
@@ -1,98 +0,0 @@
-/*
- * (C) Copyright 2010
- * Texas Instruments, <www.ti.com>
- *
- * Author :
- *     Mansoor Ahamed <mansoor.ahamed@ti.com>
- *
- * Initial Code from:
- *     Manikandan Pillai <mani.pillai@ti.com>
- *     Richard Woodruff <r-woodruff2@ti.com>
- *     Syed Mohammed Khasim <khasim@ti.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/cpu.h>
-#include <asm/arch/mem.h>
-#include <asm/arch/sys_proto.h>
-#include <command.h>
-
-struct gpmc *gpmc_cfg;
-
-
-void enable_gpmc_cs_config(const u32 *gpmc_config, struct gpmc_cs *cs, u32 base,
-			u32 size)
-{
-	writel(0, &cs->config7);
-	sdelay(1000);
-	/* Delay for settling */
-	writel(gpmc_config[0], &cs->config1);
-	writel(gpmc_config[1], &cs->config2);
-	writel(gpmc_config[2], &cs->config3);
-	writel(gpmc_config[3], &cs->config4);
-	writel(gpmc_config[4], &cs->config5);
-	writel(gpmc_config[5], &cs->config6);
-	/* Enable the config */
-	writel((((size & 0xF) << 8) | ((base >> 24) & 0x3F) |
-		(1 << 6)), &cs->config7);
-	sdelay(2000);
-}
-
-/*****************************************************
- * gpmc_init(): init gpmc bus
- * Init GPMC for x16, MuxMode (SDRAM in x32).
- * This code can only be executed from SRAM or SDRAM.
- *****************************************************/
-void gpmc_init(void)
-{
-	/* putting a blanket check on GPMC based on ZeBu for now */
-	gpmc_cfg = (struct gpmc *)GPMC_BASE;
-#if defined(CONFIG_NOR)
-/* configure GPMC for NOR */
-	const u32 gpmc_regs[GPMC_MAX_REG] = {	STNOR_GPMC_CONFIG1,
-						STNOR_GPMC_CONFIG2,
-						STNOR_GPMC_CONFIG3,
-						STNOR_GPMC_CONFIG4,
-						STNOR_GPMC_CONFIG5,
-						STNOR_GPMC_CONFIG6,
-						STNOR_GPMC_CONFIG7
-						};
-	u32 size = GPMC_SIZE_16M;
-	u32 base = CONFIG_SYS_FLASH_BASE;
-#elif defined(CONFIG_NAND)
-/* configure GPMC for NAND */
-	const u32  gpmc_regs[GPMC_MAX_REG] = {	M_NAND_GPMC_CONFIG1,
-						M_NAND_GPMC_CONFIG2,
-						M_NAND_GPMC_CONFIG3,
-						M_NAND_GPMC_CONFIG4,
-						M_NAND_GPMC_CONFIG5,
-						M_NAND_GPMC_CONFIG6,
-						0
-						};
-	u32 size = GPMC_SIZE_256M;
-	u32 base = CONFIG_SYS_NAND_BASE;
-#else
-	const u32 gpmc_regs[GPMC_MAX_REG] = { 0, 0, 0, 0, 0, 0, 0 };
-	u32 size = 0;
-	u32 base = 0;
-#endif
-	/* global settings */
-	writel(0x00000008, &gpmc_cfg->sysconfig);
-	writel(0x00000000, &gpmc_cfg->irqstatus);
-	writel(0x00000000, &gpmc_cfg->irqenable);
-#ifdef CONFIG_NOR
-	writel(0x00000200, &gpmc_cfg->config);
-#else
-	writel(0x00000012, &gpmc_cfg->config);
-#endif
-	/*
-	 * Disable the GPMC0 config set by ROM code
-	 */
-	writel(0, &gpmc_cfg->cs[0].config7);
-	sdelay(1000);
-	/* enable chip-select specific configurations */
-	enable_gpmc_cs_config(gpmc_regs, &gpmc_cfg->cs[0], base, size);
-}
diff --git a/arch/arm/cpu/armv7/am33xx/sys_info.c b/arch/arm/cpu/armv7/am33xx/sys_info.c
index 50eb598ff2..2ce682f6b1 100644
--- a/arch/arm/cpu/armv7/am33xx/sys_info.c
+++ b/arch/arm/cpu/armv7/am33xx/sys_info.c
@@ -79,12 +79,24 @@ u32 get_sysboot_value(void)
 }
 
 #ifdef CONFIG_DISPLAY_CPUINFO
+static char *cpu_revs[] = {
+		"1.0",
+		"2.0",
+		"2.1"};
+
+
+static char *dev_types[] = {
+		"TST",
+		"EMU",
+		"HS",
+		"GP"};
+
 /**
  * Print CPU information
  */
 int print_cpuinfo(void)
 {
-	char *cpu_s, *sec_s;
+	char *cpu_s, *sec_s, *rev_s;
 
 	switch (get_cpu_type()) {
 	case AM335X:
@@ -94,28 +106,21 @@ int print_cpuinfo(void)
 		cpu_s = "TI81XX";
 		break;
 	default:
-		cpu_s = "Unknown cpu type";
+		cpu_s = "Unknown CPU type";
 		break;
 	}
 
-	switch (get_device_type()) {
-	case TST_DEVICE:
-		sec_s = "TST";
-		break;
-	case EMU_DEVICE:
-		sec_s = "EMU";
-		break;
-	case HS_DEVICE:
-		sec_s = "HS";
-		break;
-	case GP_DEVICE:
-		sec_s = "GP";
-		break;
-	default:
+	if (get_cpu_rev() < ARRAY_SIZE(cpu_revs))
+		rev_s = cpu_revs[get_cpu_rev()];
+	else
+		rev_s = "?";
+
+	if (get_device_type() < ARRAY_SIZE(dev_types))
+		sec_s = dev_types[get_device_type()];
+	else
 		sec_s = "?";
-	}
 
-	printf("%s-%s rev %d\n", cpu_s, sec_s, get_cpu_rev());
+	printf("%s-%s rev %s\n", cpu_s, sec_s, rev_s);
 
 	return 0;
 }
diff --git a/arch/arm/cpu/armv7/omap-common/Makefile b/arch/arm/cpu/armv7/omap-common/Makefile
index 59f5352b26..5f5132f661 100644
--- a/arch/arm/cpu/armv7/omap-common/Makefile
+++ b/arch/arm/cpu/armv7/omap-common/Makefile
@@ -27,8 +27,4 @@ obj-y	+= boot-common.o
 obj-y	+= lowlevel_init.o
 endif
 
-ifndef CONFIG_SPL_BUILD
-ifneq ($(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),)
 obj-y	+= mem-common.o
-endif
-endif
diff --git a/arch/arm/cpu/armv7/omap-common/emif-common.c b/arch/arm/cpu/armv7/omap-common/emif-common.c
index 429c4becf3..71c0cc8f2e 100644
--- a/arch/arm/cpu/armv7/omap-common/emif-common.c
+++ b/arch/arm/cpu/armv7/omap-common/emif-common.c
@@ -1384,8 +1384,10 @@ void sdram_init(void)
 
 	if (sdram_type == EMIF_SDRAM_TYPE_DDR3 &&
 	    (!in_sdram && !warm_reset())) {
-		do_bug0039_workaround(EMIF1_BASE);
-		do_bug0039_workaround(EMIF2_BASE);
+		if (emif1_enabled)
+			do_bug0039_workaround(EMIF1_BASE);
+		if (emif2_enabled)
+			do_bug0039_workaround(EMIF2_BASE);
 	}
 
 	debug("<<sdram_init()\n");
diff --git a/arch/arm/cpu/armv7/omap-common/hwinit-common.c b/arch/arm/cpu/armv7/omap-common/hwinit-common.c
index 8ebc0ce251..ba97d9ec56 100644
--- a/arch/arm/cpu/armv7/omap-common/hwinit-common.c
+++ b/arch/arm/cpu/armv7/omap-common/hwinit-common.c
@@ -185,7 +185,7 @@ u32 omap_sdram_size(void)
 {
 	u32 section, i, valid;
 	u64 sdram_start = 0, sdram_end = 0, addr,
-	    size, total_size = 0, trap_size = 0;
+	    size, total_size = 0, trap_size = 0, trap_start = 0;
 
 	for (i = 0; i < 4; i++) {
 		section	= __raw_readl(DMM_BASE + i*4);
@@ -194,8 +194,8 @@ u32 omap_sdram_size(void)
 		addr = section & EMIF_SYS_ADDR_MASK;
 
 		/* See if the address is valid */
-		if ((addr >= DRAM_ADDR_SPACE_START) &&
-		    (addr < DRAM_ADDR_SPACE_END)) {
+		if ((addr >= TI_ARMV7_DRAM_ADDR_SPACE_START) &&
+		    (addr < TI_ARMV7_DRAM_ADDR_SPACE_END)) {
 			size = ((section & EMIF_SYS_SIZE_MASK) >>
 				   EMIF_SYS_SIZE_SHIFT);
 			size = 1 << size;
@@ -208,12 +208,15 @@ u32 omap_sdram_size(void)
 					sdram_end = addr + size;
 			} else {
 				trap_size = size;
+				trap_start = addr;
 			}
-
 		}
-
 	}
-	total_size = (sdram_end - sdram_start) - (trap_size);
+
+	if ((trap_start >= sdram_start) && (trap_start < sdram_end))
+		total_size = (sdram_end - sdram_start) - (trap_size);
+	else
+		total_size = sdram_end - sdram_start;
 
 	return total_size;
 }
diff --git a/arch/arm/cpu/armv7/omap-common/mem-common.c b/arch/arm/cpu/armv7/omap-common/mem-common.c
index afc1bc185e..944ef840a1 100644
--- a/arch/arm/cpu/armv7/omap-common/mem-common.c
+++ b/arch/arm/cpu/armv7/omap-common/mem-common.c
@@ -2,31 +2,136 @@
  * (C) Copyright 2010
  * Texas Instruments, <www.ti.com>
  *
- * Steve Sakoman <steve@sakoman.com>
+ * Author :
+ *     Mansoor Ahamed <mansoor.ahamed@ti.com>
+ *
+ * Initial Code from:
+ *     Manikandan Pillai <mani.pillai@ti.com>
+ *     Richard Woodruff <r-woodruff2@ti.com>
+ *     Syed Mohammed Khasim <khasim@ti.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
+#include <common.h>
+#include <asm/io.h>
 #include <asm/arch/cpu.h>
+#include <asm/arch/mem.h>
 #include <asm/arch/sys_proto.h>
+#include <command.h>
+#include <linux/mtd/omap_gpmc.h>
 
 struct gpmc *gpmc_cfg;
 
+#if defined(CONFIG_OMAP34XX)
+/********************************************************
+ *  mem_ok() - test used to see if timings are correct
+ *             for a part. Helps in guessing which part
+ *             we are currently using.
+ *******************************************************/
+u32 mem_ok(u32 cs)
+{
+	u32 val1, val2, addr;
+	u32 pattern = 0x12345678;
+
+	addr = OMAP34XX_SDRC_CS0 + get_sdr_cs_offset(cs);
+
+	writel(0x0, addr + 0x400);	/* clear pos A */
+	writel(pattern, addr);		/* pattern to pos B */
+	writel(0x0, addr + 4);		/* remove pattern off the bus */
+	val1 = readl(addr + 0x400);	/* get pos A value */
+	val2 = readl(addr);		/* get val2 */
+	writel(0x0, addr + 0x400);	/* clear pos A */
+
+	if ((val1 != 0) || (val2 != pattern))	/* see if pos A val changed */
+		return 0;
+	else
+		return 1;
+}
+#endif
+
+void enable_gpmc_cs_config(const u32 *gpmc_config, struct gpmc_cs *cs, u32 base,
+			u32 size)
+{
+	writel(0, &cs->config7);
+	sdelay(1000);
+	/* Delay for settling */
+	writel(gpmc_config[0], &cs->config1);
+	writel(gpmc_config[1], &cs->config2);
+	writel(gpmc_config[2], &cs->config3);
+	writel(gpmc_config[3], &cs->config4);
+	writel(gpmc_config[4], &cs->config5);
+	writel(gpmc_config[5], &cs->config6);
+	/* Enable the config */
+	writel((((size & 0xF) << 8) | ((base >> 24) & 0x3F) |
+		(1 << 6)), &cs->config7);
+	sdelay(2000);
+}
+
 /*****************************************************
  * gpmc_init(): init gpmc bus
+ * Init GPMC for x16, MuxMode (SDRAM in x32).
  * This code can only be executed from SRAM or SDRAM.
  *****************************************************/
 void gpmc_init(void)
 {
+	/* putting a blanket check on GPMC based on ZeBu for now */
 	gpmc_cfg = (struct gpmc *)GPMC_BASE;
-
+#if defined(CONFIG_NOR)
+/* configure GPMC for NOR */
+	const u32 gpmc_regs[GPMC_MAX_REG] = {	STNOR_GPMC_CONFIG1,
+						STNOR_GPMC_CONFIG2,
+						STNOR_GPMC_CONFIG3,
+						STNOR_GPMC_CONFIG4,
+						STNOR_GPMC_CONFIG5,
+						STNOR_GPMC_CONFIG6,
+						STNOR_GPMC_CONFIG7
+						};
+	u32 size = GPMC_SIZE_16M;
+	u32 base = CONFIG_SYS_FLASH_BASE;
+#elif defined(CONFIG_NAND)
+/* configure GPMC for NAND */
+	const u32  gpmc_regs[GPMC_MAX_REG] = {	M_NAND_GPMC_CONFIG1,
+						M_NAND_GPMC_CONFIG2,
+						M_NAND_GPMC_CONFIG3,
+						M_NAND_GPMC_CONFIG4,
+						M_NAND_GPMC_CONFIG5,
+						M_NAND_GPMC_CONFIG6,
+						0
+						};
+	u32 size = GPMC_SIZE_256M;
+	u32 base = CONFIG_SYS_NAND_BASE;
+#elif defined(CONFIG_CMD_ONENAND)
+	const u32 gpmc_regs[GPMC_MAX_REG] = {	ONENAND_GPMC_CONFIG1,
+						ONENAND_GPMC_CONFIG2,
+						ONENAND_GPMC_CONFIG3,
+						ONENAND_GPMC_CONFIG4,
+						ONENAND_GPMC_CONFIG5,
+						ONENAND_GPMC_CONFIG6,
+						0
+						};
+	u32 base = PISMO1_ONEN_BASE;
+	u32 size = PISMO1_ONEN_SIZE;
+#else
+	const u32 gpmc_regs[GPMC_MAX_REG] = { 0, 0, 0, 0, 0, 0, 0 };
+	u32 size = 0;
+	u32 base = 0;
+#endif
 	/* global settings */
-	writel(0, &gpmc_cfg->irqenable); /* isr's sources masked */
-	writel(0, &gpmc_cfg->timeout_control);/* timeout disable */
-
+	writel(0x00000008, &gpmc_cfg->sysconfig);
+	writel(0x00000000, &gpmc_cfg->irqstatus);
+	writel(0x00000000, &gpmc_cfg->irqenable);
+	writel(0x00000000, &gpmc_cfg->timeout_control);
+#ifdef CONFIG_NOR
+	writel(0x00000200, &gpmc_cfg->config);
+#else
+	writel(0x00000012, &gpmc_cfg->config);
+#endif
 	/*
 	 * Disable the GPMC0 config set by ROM code
-	 * It conflicts with our MPDB (both at 0x08000000)
 	 */
 	writel(0, &gpmc_cfg->cs[0].config7);
+	sdelay(1000);
+	/* enable chip-select specific configurations */
+	enable_gpmc_cs_config(gpmc_regs, &gpmc_cfg->cs[0], base, size);
 }
diff --git a/arch/arm/cpu/armv7/omap3/Makefile b/arch/arm/cpu/armv7/omap3/Makefile
index 39ff2575bc..cf86046353 100644
--- a/arch/arm/cpu/armv7/omap3/Makefile
+++ b/arch/arm/cpu/armv7/omap3/Makefile
@@ -9,7 +9,6 @@ obj-y	:= lowlevel_init.o
 
 obj-y	+= board.o
 obj-y	+= clock.o
-obj-y	+= mem.o
 obj-y	+= sys_info.o
 ifdef CONFIG_SPL_BUILD
 obj-$(CONFIG_SPL_OMAP3_ID_NAND)	+= spl_id_nand.o
diff --git a/arch/arm/cpu/armv7/omap5/hw_data.c b/arch/arm/cpu/armv7/omap5/hw_data.c
index ad971327bf..4baca11d7a 100644
--- a/arch/arm/cpu/armv7/omap5/hw_data.c
+++ b/arch/arm/cpu/armv7/omap5/hw_data.c
@@ -372,6 +372,38 @@ struct vcores_data dra752_volts = {
 	.iva.pmic	= &tps659038,
 };
 
+struct vcores_data dra722_volts = {
+	.mpu.value	= 1000,
+	.mpu.efuse.reg	= STD_FUSE_OPP_VMIN_MPU_NOM,
+	.mpu.efuse.reg_bits	= DRA752_EFUSE_REGBITS,
+	.mpu.addr	= 0x23,
+	.mpu.pmic	= &tps659038,
+
+	.eve.value	= 1000,
+	.eve.efuse.reg	= STD_FUSE_OPP_VMIN_DSPEVE_NOM,
+	.eve.efuse.reg_bits	= DRA752_EFUSE_REGBITS,
+	.eve.addr	= 0x2f,
+	.eve.pmic	= &tps659038,
+
+	.gpu.value	= 1000,
+	.gpu.efuse.reg	= STD_FUSE_OPP_VMIN_GPU_NOM,
+	.gpu.efuse.reg_bits	= DRA752_EFUSE_REGBITS,
+	.gpu.addr	= 0x2f,
+	.gpu.pmic	= &tps659038,
+
+	.core.value	= 1000,
+	.core.efuse.reg	= STD_FUSE_OPP_VMIN_CORE_NOM,
+	.core.efuse.reg_bits = DRA752_EFUSE_REGBITS,
+	.core.addr	= 0x27,
+	.core.pmic	= &tps659038,
+
+	.iva.value	= 1000,
+	.iva.efuse.reg	= STD_FUSE_OPP_VMIN_IVA_NOM,
+	.iva.efuse.reg_bits	= DRA752_EFUSE_REGBITS,
+	.iva.addr	= 0x2f,
+	.iva.pmic	= &tps659038,
+};
+
 /*
  * Enable essential clock domains, modules and
  * do some additional special settings needed
@@ -558,6 +590,13 @@ void hw_data_init(void)
 	*ctrl = &dra7xx_ctrl;
 	break;
 
+	case DRA722_ES1_0:
+	*prcm = &dra7xx_prcm;
+	*dplls_data = &dra7xx_dplls;
+	*omap_vcores = &dra722_volts;
+	*ctrl = &dra7xx_ctrl;
+	break;
+
 	default:
 		printf("\n INVALID OMAP REVISION ");
 	}
@@ -580,6 +619,7 @@ void get_ioregs(const struct ctrl_ioregs **regs)
 		break;
 	case DRA752_ES1_0:
 	case DRA752_ES1_1:
+	case DRA722_ES1_0:
 		*regs = &ioregs_dra7xx_es1;
 		break;
 
diff --git a/arch/arm/cpu/armv7/omap5/hwinit.c b/arch/arm/cpu/armv7/omap5/hwinit.c
index 93feb1623c..a8a474a88b 100644
--- a/arch/arm/cpu/armv7/omap5/hwinit.c
+++ b/arch/arm/cpu/armv7/omap5/hwinit.c
@@ -336,6 +336,9 @@ void init_omap_revision(void)
 	case DRA752_CONTROL_ID_CODE_ES1_1:
 		*omap_si_rev = DRA752_ES1_1;
 		break;
+	case DRA722_CONTROL_ID_CODE_ES1_0:
+		*omap_si_rev = DRA722_ES1_0;
+		break;
 	default:
 		*omap_si_rev = OMAP5430_SILICON_ID_INVALID;
 	}
diff --git a/arch/arm/cpu/armv7/omap5/prcm-regs.c b/arch/arm/cpu/armv7/omap5/prcm-regs.c
index 7292161f3c..ff08ef4247 100644
--- a/arch/arm/cpu/armv7/omap5/prcm-regs.c
+++ b/arch/arm/cpu/armv7/omap5/prcm-regs.c
@@ -447,10 +447,10 @@ struct omap_sys_ctrl_regs const dra7xx_ctrl = {
 	.control_wkup_control_spare_r		= 0x4AE0C5B4,
 	.control_wkup_control_spare_r_c0	= 0x4AE0C5B8,
 	.control_srcomp_east_side_wkup		= 0x4AE0C5BC,
-	.control_efuse_1			= 0x4AE0C5C0,
-	.control_efuse_2			= 0x4AE0C5C4,
-	.control_efuse_3			= 0x4AE0C5C8,
-	.control_efuse_4			= 0x4AE0C5CC,
+	.control_efuse_1			= 0x4AE0C5C8,
+	.control_efuse_2			= 0x4AE0C5CC,
+	.control_efuse_3			= 0x4AE0C5D0,
+	.control_efuse_4			= 0x4AE0C5D4,
 	.control_efuse_13			= 0x4AE0C5F0,
 };
 
diff --git a/arch/arm/cpu/armv7/omap5/sdram.c b/arch/arm/cpu/armv7/omap5/sdram.c
index 16a91f911a..e2ebab8262 100644
--- a/arch/arm/cpu/armv7/omap5/sdram.c
+++ b/arch/arm/cpu/armv7/omap5/sdram.c
@@ -229,6 +229,17 @@ const struct dmm_lisa_map_regs lisa_map_2G_x_2_x_2 = {
 	.is_ma_present	= 0x1
 };
 
+/*
+ * DRA722 EVM EMIF1 CONFIGURATION
+ */
+const struct dmm_lisa_map_regs lisa_map_2G_x_2 = {
+	.dmm_lisa_map_0 = 0x0,
+	.dmm_lisa_map_1 = 0x0,
+	.dmm_lisa_map_2 = 0x80600100,
+	.dmm_lisa_map_3 = 0xFF020100,
+	.is_ma_present	= 0x1
+};
+
 static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs)
 {
 	switch (omap_revision()) {
@@ -255,6 +266,7 @@ static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs)
 			break;
 		}
 		break;
+	case DRA722_ES1_0:
 	default:
 		*regs = &emif_1_regs_ddr3_532_mhz_1cs_dra_es1;
 	}
@@ -275,8 +287,11 @@ static void emif_get_dmm_regs_sdp(const struct dmm_lisa_map_regs
 		break;
 	case DRA752_ES1_0:
 	case DRA752_ES1_1:
-	default:
 		*dmm_lisa_regs = &lisa_map_2G_x_2_x_2_2G_x_1_x_2;
+		break;
+	case DRA722_ES1_0:
+	default:
+		*dmm_lisa_regs = &lisa_map_2G_x_2;
 	}
 
 }
@@ -463,6 +478,7 @@ static void emif_get_ext_phy_ctrl_const_regs(u32 emif_nr,
 		break;
 	case DRA752_ES1_0:
 	case DRA752_ES1_1:
+	case DRA722_ES1_0:
 		if (emif_nr == 1) {
 			*regs = dra_ddr3_ext_phy_ctrl_const_base_es1_emif1;
 			*size =
@@ -630,6 +646,7 @@ const struct read_write_regs *get_bug_regs(u32 *iterations)
 		break;
 	case DRA752_ES1_0:
 	case DRA752_ES1_1:
+	case DRA722_ES1_0:
 		bug_00339_regs_ptr = dra_bug_00339_regs;
 		*iterations = sizeof(dra_bug_00339_regs)/
 			     sizeof(dra_bug_00339_regs[0]);
diff --git a/arch/arm/cpu/armv7/rmobile/pfc-r8a7791.c b/arch/arm/cpu/armv7/rmobile/pfc-r8a7791.c
index f49f990a02..46d6e60c15 100644
--- a/arch/arm/cpu/armv7/rmobile/pfc-r8a7791.c
+++ b/arch/arm/cpu/armv7/rmobile/pfc-r8a7791.c
@@ -913,7 +913,7 @@ static struct pinmux_cfg_reg pinmux_config_regs[] = {
 		/* SEL_SCIF3 [2] */
 		FN_SEL_SCIF3_0, FN_SEL_SCIF3_1, FN_SEL_SCIF3_2, FN_SEL_SCIF3_3,
 		/* SEL_IEB [2] */
-		FN_SEL_IEB_0, FN_SEL_IEB_1, FN_SEL_IEB_2,
+		FN_SEL_IEB_0, FN_SEL_IEB_1, FN_SEL_IEB_2, 0,
 		/* SEL_MMC [1] */
 		FN_SEL_MMC_0, FN_SEL_MMC_1,
 		/* SEL_SCIF5 [1] */
diff --git a/arch/arm/cpu/armv7/zynq/cpu.c b/arch/arm/cpu/armv7/zynq/cpu.c
index 7626b5c1a3..816d0c5da7 100644
--- a/arch/arm/cpu/armv7/zynq/cpu.c
+++ b/arch/arm/cpu/armv7/zynq/cpu.c
@@ -14,6 +14,9 @@ void lowlevel_init(void)
 {
 }
 
+#define ZYNQ_SILICON_VER_MASK	0xF0000000
+#define ZYNQ_SILICON_VER_SHIFT	28
+
 int arch_cpu_init(void)
 {
 	zynq_slcr_unlock();
@@ -42,6 +45,16 @@ int arch_cpu_init(void)
 	return 0;
 }
 
+unsigned int zynq_get_silicon_version(void)
+{
+	unsigned int ver;
+
+	ver = (readl(&devcfg_base->mctrl) &
+	       ZYNQ_SILICON_VER_MASK) >> ZYNQ_SILICON_VER_SHIFT;
+
+	return ver;
+}
+
 void reset_cpu(ulong addr)
 {
 	zynq_slcr_cpu_reset();
diff --git a/arch/arm/cpu/armv7/zynq/ddrc.c b/arch/arm/cpu/armv7/zynq/ddrc.c
index ba6a6aee5c..e0ed3bfb43 100644
--- a/arch/arm/cpu/armv7/zynq/ddrc.c
+++ b/arch/arm/cpu/armv7/zynq/ddrc.c
@@ -40,11 +40,8 @@ void zynq_ddrc_init(void)
 		 * first stage bootloader. To get ECC to work all memory has
 		 * been initialized by writing any value.
 		 */
-		memset(0, 0, 1 * 1024 * 1024);
+		memset((void *)0, 0, 1 * 1024 * 1024);
 	} else {
 		puts("Memory: ECC disabled\n");
 	}
-
-	if (width == ZYNQ_DDRC_CTRLREG_BUSWIDTH_16BIT)
-		gd->ram_size /= 2;
 }
diff --git a/arch/arm/cpu/armv7/zynq/slcr.c b/arch/arm/cpu/armv7/zynq/slcr.c
index d7c1882332..934ccc31c8 100644
--- a/arch/arm/cpu/armv7/zynq/slcr.c
+++ b/arch/arm/cpu/armv7/zynq/slcr.c
@@ -8,26 +8,75 @@
 #include <asm/io.h>
 #include <malloc.h>
 #include <asm/arch/hardware.h>
+#include <asm/arch/sys_proto.h>
 #include <asm/arch/clk.h>
 
 #define SLCR_LOCK_MAGIC		0x767B
 #define SLCR_UNLOCK_MAGIC	0xDF0D
 
+#define SLCR_USB_L1_SEL			0x04
+
 #define SLCR_IDCODE_MASK	0x1F000
 #define SLCR_IDCODE_SHIFT	12
 
+/*
+ * zynq_slcr_mio_get_status - Get the status of MIO peripheral.
+ *
+ * @peri_name: Name of the peripheral for checking MIO status
+ * @get_pins: Pointer to array of get pin for this peripheral
+ * @num_pins: Number of pins for this peripheral
+ * @mask: Mask value
+ * @check_val: Required check value to get the status of  periph
+ */
+struct zynq_slcr_mio_get_status {
+	const char *peri_name;
+	const int *get_pins;
+	int num_pins;
+	u32 mask;
+	u32 check_val;
+};
+
+static const int usb0_pins[] = {
+	28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39
+};
+
+static const int usb1_pins[] = {
+	40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51
+};
+
+static const struct zynq_slcr_mio_get_status mio_periphs[] = {
+	{
+		"usb0",
+		usb0_pins,
+		ARRAY_SIZE(usb0_pins),
+		SLCR_USB_L1_SEL,
+		SLCR_USB_L1_SEL,
+	},
+	{
+		"usb1",
+		usb1_pins,
+		ARRAY_SIZE(usb1_pins),
+		SLCR_USB_L1_SEL,
+		SLCR_USB_L1_SEL,
+	},
+};
+
 static int slcr_lock = 1; /* 1 means locked, 0 means unlocked */
 
 void zynq_slcr_lock(void)
 {
-	if (!slcr_lock)
+	if (!slcr_lock) {
 		writel(SLCR_LOCK_MAGIC, &slcr_base->slcr_lock);
+		slcr_lock = 1;
+	}
 }
 
 void zynq_slcr_unlock(void)
 {
-	if (slcr_lock)
+	if (slcr_lock) {
 		writel(SLCR_UNLOCK_MAGIC, &slcr_base->slcr_unlock);
+		slcr_lock = 0;
+	}
 }
 
 /* Reset the entire system */
@@ -82,7 +131,7 @@ void zynq_slcr_devcfg_disable(void)
 {
 	zynq_slcr_unlock();
 
-	/* Disable AXI interface */
+	/* Disable AXI interface by asserting FPGA resets */
 	writel(0xFFFFFFFF, &slcr_base->fpga_rst_ctrl);
 
 	/* Set Level Shifters DT618760 */
@@ -98,7 +147,7 @@ void zynq_slcr_devcfg_enable(void)
 	/* Set Level Shifters DT618760 */
 	writel(0xF, &slcr_base->lvl_shftr_en);
 
-	/* Disable AXI interface */
+	/* Enable AXI interface by de-asserting FPGA resets */
 	writel(0x0, &slcr_base->fpga_rst_ctrl);
 
 	zynq_slcr_lock();
@@ -115,3 +164,33 @@ u32 zynq_slcr_get_idcode(void)
 	return (readl(&slcr_base->pss_idcode) & SLCR_IDCODE_MASK) >>
 							SLCR_IDCODE_SHIFT;
 }
+
+/*
+ * zynq_slcr_get_mio_pin_status - Get the MIO pin status of peripheral.
+ *
+ * @periph: Name of the peripheral
+ *
+ * Returns count to indicate the number of pins configured for the
+ * given @periph.
+ */
+int zynq_slcr_get_mio_pin_status(const char *periph)
+{
+	const struct zynq_slcr_mio_get_status *mio_ptr;
+	int val, i, j;
+	int mio = 0;
+
+	for (i = 0; i < ARRAY_SIZE(mio_periphs); i++) {
+		if (strcmp(periph, mio_periphs[i].peri_name) == 0) {
+			mio_ptr = &mio_periphs[i];
+			for (j = 0; j < mio_ptr->num_pins; j++) {
+				val = readl(&slcr_base->mio_pin
+						[mio_ptr->get_pins[j]]);
+				if ((val & mio_ptr->mask) == mio_ptr->check_val)
+					mio++;
+			}
+			break;
+		}
+	}
+
+	return mio;
+}
diff --git a/arch/arm/cpu/armv7/zynq/spl.c b/arch/arm/cpu/armv7/zynq/spl.c
index fcad762c03..d73e5cbaa7 100644
--- a/arch/arm/cpu/armv7/zynq/spl.c
+++ b/arch/arm/cpu/armv7/zynq/spl.c
@@ -28,6 +28,13 @@ void board_init_f(ulong dummy)
 	board_init_r(NULL, 0);
 }
 
+#ifdef CONFIG_SPL_BOARD_INIT
+void spl_board_init(void)
+{
+	board_init();
+}
+#endif
+
 u32 spl_boot_device(void)
 {
 	u32 mode;
@@ -67,3 +74,11 @@ int spl_start_uboot(void)
 	return 0;
 }
 #endif
+
+__weak void ps7_init(void)
+{
+	/*
+	 * This function is overridden by the one in
+	 * board/xilinx/zynq/ps7_init.c, if it exists.
+	 */
+}
diff --git a/arch/arm/dts/zynq-7000.dtsi b/arch/arm/dts/zynq-7000.dtsi
index f20b8bd604..2d076f194e 100644
--- a/arch/arm/dts/zynq-7000.dtsi
+++ b/arch/arm/dts/zynq-7000.dtsi
@@ -10,4 +10,198 @@
 
 / {
 	compatible = "xlnx,zynq-7000";
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			compatible = "arm,cortex-a9";
+			device_type = "cpu";
+			reg = <0>;
+			clocks = <&clkc 3>;
+			clock-latency = <1000>;
+			operating-points = <
+				/* kHz    uV */
+				666667  1000000
+				333334  1000000
+				222223  1000000
+			>;
+		};
+
+		cpu@1 {
+			compatible = "arm,cortex-a9";
+			device_type = "cpu";
+			reg = <1>;
+			clocks = <&clkc 3>;
+		};
+	};
+
+	pmu {
+		compatible = "arm,cortex-a9-pmu";
+		interrupts = <0 5 4>, <0 6 4>;
+		interrupt-parent = <&intc>;
+		reg = < 0xf8891000 0x1000 0xf8893000 0x1000 >;
+	};
+
+	amba {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		interrupt-parent = <&intc>;
+		ranges;
+
+		i2c0: zynq-i2c@e0004000 {
+			compatible = "cdns,i2c-r1p10";
+			status = "disabled";
+			clocks = <&clkc 38>;
+			interrupt-parent = <&intc>;
+			interrupts = <0 25 4>;
+			reg = <0xe0004000 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+
+		i2c1: zynq-i2c@e0005000 {
+			compatible = "cdns,i2c-r1p10";
+			status = "disabled";
+			clocks = <&clkc 39>;
+			interrupt-parent = <&intc>;
+			interrupts = <0 48 4>;
+			reg = <0xe0005000 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+
+		intc: interrupt-controller@f8f01000 {
+			compatible = "arm,cortex-a9-gic";
+			#interrupt-cells = <3>;
+			#address-cells = <1>;
+			interrupt-controller;
+			reg = <0xF8F01000 0x1000>,
+			      <0xF8F00100 0x100>;
+		};
+
+		L2: cache-controller {
+			compatible = "arm,pl310-cache";
+			reg = <0xF8F02000 0x1000>;
+			arm,data-latency = <3 2 2>;
+			arm,tag-latency = <2 2 2>;
+			cache-unified;
+			cache-level = <2>;
+		};
+
+		uart0: uart@e0000000 {
+			compatible = "xlnx,xuartps";
+			status = "disabled";
+			clocks = <&clkc 23>, <&clkc 40>;
+			clock-names = "ref_clk", "aper_clk";
+			reg = <0xE0000000 0x1000>;
+			interrupts = <0 27 4>;
+		};
+
+		uart1: uart@e0001000 {
+			compatible = "xlnx,xuartps";
+			status = "disabled";
+			clocks = <&clkc 24>, <&clkc 41>;
+			clock-names = "ref_clk", "aper_clk";
+			reg = <0xE0001000 0x1000>;
+			interrupts = <0 50 4>;
+		};
+
+		gem0: ethernet@e000b000 {
+			compatible = "cdns,gem";
+			reg = <0xe000b000 0x4000>;
+			status = "disabled";
+			interrupts = <0 22 4>;
+			clocks = <&clkc 30>, <&clkc 30>, <&clkc 13>;
+			clock-names = "pclk", "hclk", "tx_clk";
+		};
+
+		gem1: ethernet@e000c000 {
+			compatible = "cdns,gem";
+			reg = <0xe000c000 0x4000>;
+			status = "disabled";
+			interrupts = <0 45 4>;
+			clocks = <&clkc 31>, <&clkc 31>, <&clkc 14>;
+			clock-names = "pclk", "hclk", "tx_clk";
+		};
+
+		sdhci0: ps7-sdhci@e0100000 {
+			compatible = "arasan,sdhci-8.9a";
+			status = "disabled";
+			clock-names = "clk_xin", "clk_ahb";
+			clocks = <&clkc 21>, <&clkc 32>;
+			interrupt-parent = <&intc>;
+			interrupts = <0 24 4>;
+			reg = <0xe0100000 0x1000>;
+		} ;
+
+		sdhci1: ps7-sdhci@e0101000 {
+			compatible = "arasan,sdhci-8.9a";
+			status = "disabled";
+			clock-names = "clk_xin", "clk_ahb";
+			clocks = <&clkc 22>, <&clkc 33>;
+			interrupt-parent = <&intc>;
+			interrupts = <0 47 4>;
+			reg = <0xe0101000 0x1000>;
+		} ;
+
+		slcr: slcr@f8000000 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "xlnx,zynq-slcr", "syscon";
+			reg = <0xF8000000 0x1000>;
+			ranges;
+			clkc: clkc@100 {
+				#clock-cells = <1>;
+				compatible = "xlnx,ps7-clkc";
+				ps-clk-frequency = <33333333>;
+				fclk-enable = <0>;
+				clock-output-names = "armpll", "ddrpll", "iopll", "cpu_6or4x",
+						"cpu_3or2x", "cpu_2x", "cpu_1x", "ddr2x", "ddr3x",
+						"dci", "lqspi", "smc", "pcap", "gem0", "gem1",
+						"fclk0", "fclk1", "fclk2", "fclk3", "can0", "can1",
+						"sdio0", "sdio1", "uart0", "uart1", "spi0", "spi1",
+						"dma", "usb0_aper", "usb1_aper", "gem0_aper",
+						"gem1_aper", "sdio0_aper", "sdio1_aper",
+						"spi0_aper", "spi1_aper", "can0_aper", "can1_aper",
+						"i2c0_aper", "i2c1_aper", "uart0_aper", "uart1_aper",
+						"gpio_aper", "lqspi_aper", "smc_aper", "swdt",
+						"dbg_trc", "dbg_apb";
+				reg = <0x100 0x100>;
+			};
+		};
+
+		global_timer: timer@f8f00200 {
+			compatible = "arm,cortex-a9-global-timer";
+			reg = <0xf8f00200 0x20>;
+			interrupts = <1 11 0x301>;
+			interrupt-parent = <&intc>;
+			clocks = <&clkc 4>;
+		};
+
+		ttc0: ttc0@f8001000 {
+			interrupt-parent = <&intc>;
+			interrupts = < 0 10 4 0 11 4 0 12 4 >;
+			compatible = "cdns,ttc";
+			clocks = <&clkc 6>;
+			reg = <0xF8001000 0x1000>;
+		};
+
+		ttc1: ttc1@f8002000 {
+			interrupt-parent = <&intc>;
+			interrupts = < 0 37 4 0 38 4 0 39 4 >;
+			compatible = "cdns,ttc";
+			clocks = <&clkc 6>;
+			reg = <0xF8002000 0x1000>;
+		};
+		scutimer: scutimer@f8f00600 {
+			interrupt-parent = <&intc>;
+			interrupts = < 1 13 0x301 >;
+			compatible = "arm,cortex-a9-twd-timer";
+			reg = < 0xf8f00600 0x20 >;
+			clocks = <&clkc 4>;
+		} ;
+	};
 };
diff --git a/arch/arm/dts/zynq-microzed.dts b/arch/arm/dts/zynq-microzed.dts
index 6da71c116d..c373a2cc31 100644
--- a/arch/arm/dts/zynq-microzed.dts
+++ b/arch/arm/dts/zynq-microzed.dts
@@ -11,4 +11,13 @@
 / {
 	model = "Zynq MicroZED Board";
 	compatible = "xlnx,zynq-microzed", "xlnx,zynq-7000";
+
+	aliases {
+		serial0 = &uart1;
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0 0x40000000>;
+	};
 };
diff --git a/arch/arm/dts/zynq-zc702.dts b/arch/arm/dts/zynq-zc702.dts
index 667dc28256..4fa0b00b31 100644
--- a/arch/arm/dts/zynq-zc702.dts
+++ b/arch/arm/dts/zynq-zc702.dts
@@ -11,4 +11,13 @@
 / {
 	model = "Zynq ZC702 Board";
 	compatible = "xlnx,zynq-zc702", "xlnx,zynq-7000";
+
+	aliases {
+		serial0 = &uart1;
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0 0x40000000>;
+	};
 };
diff --git a/arch/arm/dts/zynq-zc706.dts b/arch/arm/dts/zynq-zc706.dts
index 526fc8888b..2a80195757 100644
--- a/arch/arm/dts/zynq-zc706.dts
+++ b/arch/arm/dts/zynq-zc706.dts
@@ -11,4 +11,13 @@
 / {
 	model = "Zynq ZC706 Board";
 	compatible = "xlnx,zynq-zc706", "xlnx,zynq-7000";
+
+	aliases {
+		serial0 = &uart1;
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0 0x40000000>;
+	};
 };
diff --git a/arch/arm/dts/zynq-zc770-xm010.dts b/arch/arm/dts/zynq-zc770-xm010.dts
index 8b542a109b..5e66174977 100644
--- a/arch/arm/dts/zynq-zc770-xm010.dts
+++ b/arch/arm/dts/zynq-zc770-xm010.dts
@@ -11,4 +11,13 @@
 / {
 	model = "Zynq ZC770 XM010 Board";
 	compatible = "xlnx,zynq-zc770-xm010", "xlnx,zynq-7000";
+
+	aliases {
+		serial0 = &uart1;
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0 0x40000000>;
+	};
 };
diff --git a/arch/arm/dts/zynq-zc770-xm012.dts b/arch/arm/dts/zynq-zc770-xm012.dts
index 0379a07068..127a6619c6 100644
--- a/arch/arm/dts/zynq-zc770-xm012.dts
+++ b/arch/arm/dts/zynq-zc770-xm012.dts
@@ -11,4 +11,13 @@
 / {
 	model = "Zynq ZC770 XM012 Board";
 	compatible = "xlnx,zynq-zc770-xm012", "xlnx,zynq-7000";
+
+	aliases {
+		serial0 = &uart1;
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0 0x40000000>;
+	};
 };
diff --git a/arch/arm/dts/zynq-zc770-xm013.dts b/arch/arm/dts/zynq-zc770-xm013.dts
index a4f9e05fc0..c61c7e7592 100644
--- a/arch/arm/dts/zynq-zc770-xm013.dts
+++ b/arch/arm/dts/zynq-zc770-xm013.dts
@@ -11,4 +11,13 @@
 / {
 	model = "Zynq ZC770 XM013 Board";
 	compatible = "xlnx,zynq-zc770-xm013", "xlnx,zynq-7000";
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0 0x40000000>;
+	};
 };
diff --git a/arch/arm/dts/zynq-zed.dts b/arch/arm/dts/zynq-zed.dts
index 91a5deba4a..70cc8a6c0d 100644
--- a/arch/arm/dts/zynq-zed.dts
+++ b/arch/arm/dts/zynq-zed.dts
@@ -11,4 +11,13 @@
 / {
 	model = "Zynq ZED Board";
 	compatible = "xlnx,zynq-zed", "xlnx,zynq-7000";
+
+	aliases {
+		serial0 = &uart1;
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0 0x20000000>;
+	};
 };
diff --git a/arch/arm/include/asm/arch-am33xx/sys_proto.h b/arch/arm/include/asm/arch-am33xx/sys_proto.h
index 91ff2ad0e4..33a82fca98 100644
--- a/arch/arm/include/asm/arch-am33xx/sys_proto.h
+++ b/arch/arm/include/asm/arch-am33xx/sys_proto.h
@@ -11,6 +11,7 @@
 #ifndef _SYS_PROTO_H_
 #define _SYS_PROTO_H_
 #include <linux/mtd/omap_gpmc.h>
+#include <asm/ti-common/sys_proto.h>
 #include <asm/arch/cpu.h>
 
 #define BOARD_REV_ID	0x0
diff --git a/arch/arm/include/asm/arch-omap3/mem.h b/arch/arm/include/asm/arch-omap3/mem.h
index 18041913c4..bdb1435291 100644
--- a/arch/arm/include/asm/arch-omap3/mem.h
+++ b/arch/arm/include/asm/arch-omap3/mem.h
@@ -344,6 +344,7 @@ enum {
  * MAP  - Map this CS to which address(GPMC address space)- Absolute address
  *   >>24 before being used.
  */
+#define GPMC_SIZE_256M	0x0
 #define GPMC_SIZE_128M	0x8
 #define GPMC_SIZE_64M	0xC
 #define GPMC_SIZE_32M	0xE
diff --git a/arch/arm/include/asm/arch-omap4/cpu.h b/arch/arm/include/asm/arch-omap4/cpu.h
index c21fb54714..f7595ae577 100644
--- a/arch/arm/include/asm/arch-omap4/cpu.h
+++ b/arch/arm/include/asm/arch-omap4/cpu.h
@@ -12,6 +12,8 @@
 #include <asm/types.h>
 #endif /* !(__KERNEL_STRICT_NAMES || __ASSEMBLY__) */
 
+#include <asm/arch/hardware.h>
+
 #ifndef __KERNEL_STRICT_NAMES
 #ifndef __ASSEMBLY__
 struct gptimer {
@@ -57,9 +59,6 @@ struct watchdog {
 #define TCLR_AR			(0x1 << 1)
 #define TCLR_PRE		(0x1 << 5)
 
-/* GPMC BASE */
-#define GPMC_BASE		(OMAP44XX_GPMC_BASE)
-
 /* I2C base */
 #define I2C_BASE1		(OMAP44XX_L4_PER_BASE + 0x70000)
 #define I2C_BASE2		(OMAP44XX_L4_PER_BASE + 0x72000)
diff --git a/arch/arm/include/asm/arch-omap4/hardware.h b/arch/arm/include/asm/arch-omap4/hardware.h
new file mode 100644
index 0000000000..f7011b4e90
--- /dev/null
+++ b/arch/arm/include/asm/arch-omap4/hardware.h
@@ -0,0 +1,26 @@
+/*
+ * hardware.h
+ *
+ * hardware specific header
+ *
+ * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __OMAP_HARDWARE_H
+#define __OMAP_HARDWARE_H
+
+#include <asm/arch/omap.h>
+
+/*
+ * Common hardware definitions
+ */
+
+/* BCH Error Location Module */
+#define ELM_BASE			0x48078000
+
+/* GPMC Base address */
+#define GPMC_BASE			0x50000000
+
+#endif
diff --git a/arch/arm/include/asm/arch-omap4/mem.h b/arch/arm/include/asm/arch-omap4/mem.h
new file mode 100644
index 0000000000..d2e708bba5
--- /dev/null
+++ b/arch/arm/include/asm/arch-omap4/mem.h
@@ -0,0 +1,62 @@
+/*
+ * (C) Copyright 2006-2008
+ * Texas Instruments, <www.ti.com>
+ *
+ * Author
+ *		Mansoor Ahamed <mansoor.ahamed@ti.com>
+ *
+ * Initial Code from:
+ *		Richard Woodruff <r-woodruff2@ti.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _MEM_H_
+#define _MEM_H_
+
+/*
+ * GPMC settings -
+ * Definitions is as per the following format
+ * #define <PART>_GPMC_CONFIG<x> <value>
+ * Where:
+ * PART is the part name e.g. STNOR - Intel Strata Flash
+ * x is GPMC config registers from 1 to 6 (there will be 6 macros)
+ * Value is corresponding value
+ *
+ * For every valid PRCM configuration there should be only one definition of
+ * the same. if values are independent of the board, this definition will be
+ * present in this file if values are dependent on the board, then this should
+ * go into corresponding mem-boardName.h file
+ *
+ * Currently valid part Names are (PART):
+ * M_NAND - Micron NAND
+ * STNOR - STMicrolelctronics M29W128GL
+ */
+#define GPMC_SIZE_256M		0x0
+#define GPMC_SIZE_128M		0x8
+#define GPMC_SIZE_64M		0xC
+#define GPMC_SIZE_32M		0xE
+#define GPMC_SIZE_16M		0xF
+
+#define M_NAND_GPMC_CONFIG1	0x00000800
+#define M_NAND_GPMC_CONFIG2	0x001e1e00
+#define M_NAND_GPMC_CONFIG3	0x001e1e00
+#define M_NAND_GPMC_CONFIG4	0x16051807
+#define M_NAND_GPMC_CONFIG5	0x00151e1e
+#define M_NAND_GPMC_CONFIG6	0x16000f80
+#define M_NAND_GPMC_CONFIG7	0x00000008
+
+#define STNOR_GPMC_CONFIG1	0x00001200
+#define STNOR_GPMC_CONFIG2	0x00101000
+#define STNOR_GPMC_CONFIG3	0x00030301
+#define STNOR_GPMC_CONFIG4	0x10041004
+#define STNOR_GPMC_CONFIG5	0x000C1010
+#define STNOR_GPMC_CONFIG6	0x08070280
+#define STNOR_GPMC_CONFIG7	0x00000F48
+
+/* max number of GPMC Chip Selects */
+#define GPMC_MAX_CS		8
+/* max number of GPMC regs */
+#define GPMC_MAX_REG		7
+
+#endif /* endif _MEM_H_ */
diff --git a/arch/arm/include/asm/arch-omap4/omap.h b/arch/arm/include/asm/arch-omap4/omap.h
index f66da0d603..d43dc265cd 100644
--- a/arch/arm/include/asm/arch-omap4/omap.h
+++ b/arch/arm/include/asm/arch-omap4/omap.h
@@ -60,9 +60,6 @@
 /* Watchdog Timer2 - MPU watchdog */
 #define WDT2_BASE		(OMAP44XX_L4_WKUP_BASE + 0x14000)
 
-/* GPMC */
-#define OMAP44XX_GPMC_BASE	0x50000000
-
 /*
  * Hardware Register Details
  */
diff --git a/arch/arm/include/asm/arch-omap4/sys_proto.h b/arch/arm/include/asm/arch-omap4/sys_proto.h
index 80172f3794..83d858f305 100644
--- a/arch/arm/include/asm/arch-omap4/sys_proto.h
+++ b/arch/arm/include/asm/arch-omap4/sys_proto.h
@@ -14,6 +14,7 @@
 #include <asm/omap_common.h>
 #include <linux/mtd/omap_gpmc.h>
 #include <asm/arch/mux_omap4.h>
+#include <asm/ti-common/sys_proto.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -53,54 +54,4 @@ int omap_vc_bypass_send_value(u8 sa, u8 reg_addr, u8 reg_data);
 u32 warm_reset(void);
 void force_emif_self_refresh(void);
 void setup_warmreset_time(void);
-
-static inline u32 running_from_sdram(void)
-{
-	u32 pc;
-	asm volatile ("mov %0, pc" : "=r" (pc));
-	return ((pc >= OMAP44XX_DRAM_ADDR_SPACE_START) &&
-	    (pc < OMAP44XX_DRAM_ADDR_SPACE_END));
-}
-
-static inline u8 uboot_loaded_by_spl(void)
-{
-	/*
-	 * u-boot can be running from sdram either because of configuration
-	 * Header or by SPL. If because of CH, then the romcode sets the
-	 * CHSETTINGS executed bit to true in the boot parameter structure that
-	 * it passes to the bootloader.This parameter is stored in the ch_flags
-	 * variable by both SPL and u-boot.Check out for CHSETTINGS, which is a
-	 * mandatory section if CH is present.
-	 */
-	if ((gd->arch.omap_boot_params.ch_flags) & (CH_FLAGS_CHSETTINGS))
-		return 0;
-	else
-		return running_from_sdram();
-}
-/*
- * The basic hardware init of OMAP(s_init()) can happen in 4
- * different contexts:
- *  1. SPL running from SRAM
- *  2. U-Boot running from FLASH
- *  3. Non-XIP U-Boot loaded to SDRAM by SPL
- *  4. Non-XIP U-Boot loaded to SDRAM by ROM code using the
- *     Configuration Header feature
- *
- * This function finds this context.
- * Defining as inline may help in compiling out unused functions in SPL
- */
-static inline u32 omap_hw_init_context(void)
-{
-#ifdef CONFIG_SPL_BUILD
-	return OMAP_INIT_CONTEXT_SPL;
-#else
-	if (uboot_loaded_by_spl())
-		return OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL;
-	else if (running_from_sdram())
-		return OMAP_INIT_CONTEXT_UBOOT_AFTER_CH;
-	else
-		return OMAP_INIT_CONTEXT_UBOOT_FROM_NOR;
-#endif
-}
-
 #endif
diff --git a/arch/arm/include/asm/arch-omap5/cpu.h b/arch/arm/include/asm/arch-omap5/cpu.h
index 5f1d7454d0..6109b92777 100644
--- a/arch/arm/include/asm/arch-omap5/cpu.h
+++ b/arch/arm/include/asm/arch-omap5/cpu.h
@@ -14,6 +14,8 @@
 #include <asm/types.h>
 #endif /* !(__KERNEL_STRICT_NAMES || __ASSEMBLY__) */
 
+#include <asm/arch/hardware.h>
+
 #ifndef __KERNEL_STRICT_NAMES
 #ifndef __ASSEMBLY__
 struct gptimer {
@@ -63,9 +65,6 @@ struct watchdog {
 #define TCLR_AR			(0x1 << 1)
 #define TCLR_PRE		(0x1 << 5)
 
-/* GPMC BASE */
-#define GPMC_BASE		(OMAP54XX_GPMC_BASE)
-
 /* I2C base */
 #define I2C_BASE1		(OMAP54XX_L4_PER_BASE + 0x70000)
 #define I2C_BASE2		(OMAP54XX_L4_PER_BASE + 0x72000)
diff --git a/arch/arm/include/asm/arch-omap5/hardware.h b/arch/arm/include/asm/arch-omap5/hardware.h
new file mode 100644
index 0000000000..f7011b4e90
--- /dev/null
+++ b/arch/arm/include/asm/arch-omap5/hardware.h
@@ -0,0 +1,26 @@
+/*
+ * hardware.h
+ *
+ * hardware specific header
+ *
+ * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __OMAP_HARDWARE_H
+#define __OMAP_HARDWARE_H
+
+#include <asm/arch/omap.h>
+
+/*
+ * Common hardware definitions
+ */
+
+/* BCH Error Location Module */
+#define ELM_BASE			0x48078000
+
+/* GPMC Base address */
+#define GPMC_BASE			0x50000000
+
+#endif
diff --git a/arch/arm/include/asm/arch-omap5/mem.h b/arch/arm/include/asm/arch-omap5/mem.h
new file mode 100644
index 0000000000..d2e708bba5
--- /dev/null
+++ b/arch/arm/include/asm/arch-omap5/mem.h
@@ -0,0 +1,62 @@
+/*
+ * (C) Copyright 2006-2008
+ * Texas Instruments, <www.ti.com>
+ *
+ * Author
+ *		Mansoor Ahamed <mansoor.ahamed@ti.com>
+ *
+ * Initial Code from:
+ *		Richard Woodruff <r-woodruff2@ti.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _MEM_H_
+#define _MEM_H_
+
+/*
+ * GPMC settings -
+ * Definitions is as per the following format
+ * #define <PART>_GPMC_CONFIG<x> <value>
+ * Where:
+ * PART is the part name e.g. STNOR - Intel Strata Flash
+ * x is GPMC config registers from 1 to 6 (there will be 6 macros)
+ * Value is corresponding value
+ *
+ * For every valid PRCM configuration there should be only one definition of
+ * the same. if values are independent of the board, this definition will be
+ * present in this file if values are dependent on the board, then this should
+ * go into corresponding mem-boardName.h file
+ *
+ * Currently valid part Names are (PART):
+ * M_NAND - Micron NAND
+ * STNOR - STMicrolelctronics M29W128GL
+ */
+#define GPMC_SIZE_256M		0x0
+#define GPMC_SIZE_128M		0x8
+#define GPMC_SIZE_64M		0xC
+#define GPMC_SIZE_32M		0xE
+#define GPMC_SIZE_16M		0xF
+
+#define M_NAND_GPMC_CONFIG1	0x00000800
+#define M_NAND_GPMC_CONFIG2	0x001e1e00
+#define M_NAND_GPMC_CONFIG3	0x001e1e00
+#define M_NAND_GPMC_CONFIG4	0x16051807
+#define M_NAND_GPMC_CONFIG5	0x00151e1e
+#define M_NAND_GPMC_CONFIG6	0x16000f80
+#define M_NAND_GPMC_CONFIG7	0x00000008
+
+#define STNOR_GPMC_CONFIG1	0x00001200
+#define STNOR_GPMC_CONFIG2	0x00101000
+#define STNOR_GPMC_CONFIG3	0x00030301
+#define STNOR_GPMC_CONFIG4	0x10041004
+#define STNOR_GPMC_CONFIG5	0x000C1010
+#define STNOR_GPMC_CONFIG6	0x08070280
+#define STNOR_GPMC_CONFIG7	0x00000F48
+
+/* max number of GPMC Chip Selects */
+#define GPMC_MAX_CS		8
+/* max number of GPMC regs */
+#define GPMC_MAX_REG		7
+
+#endif /* endif _MEM_H_ */
diff --git a/arch/arm/include/asm/arch-omap5/omap.h b/arch/arm/include/asm/arch-omap5/omap.h
index e35a81a8af..b9600cf42d 100644
--- a/arch/arm/include/asm/arch-omap5/omap.h
+++ b/arch/arm/include/asm/arch-omap5/omap.h
@@ -23,11 +23,6 @@
 #define OMAP54XX_L4_WKUP_BASE	0x4Ae00000
 #define OMAP54XX_L4_PER_BASE	0x48000000
 
-#define OMAP54XX_DRAM_ADDR_SPACE_START	0x80000000
-#define OMAP54XX_DRAM_ADDR_SPACE_END	0xFFFFFFFF
-#define DRAM_ADDR_SPACE_START	OMAP54XX_DRAM_ADDR_SPACE_START
-#define DRAM_ADDR_SPACE_END	OMAP54XX_DRAM_ADDR_SPACE_END
-
 /* CONTROL ID CODE */
 #define CONTROL_CORE_ID_CODE	0x4A002204
 #define CONTROL_WKUP_ID_CODE	0x4AE0C204
@@ -45,6 +40,7 @@
 #define OMAP5432_CONTROL_ID_CODE_ES2_0          0x1B99802F
 #define DRA752_CONTROL_ID_CODE_ES1_0		0x0B99002F
 #define DRA752_CONTROL_ID_CODE_ES1_1		0x1B99002F
+#define DRA722_CONTROL_ID_CODE_ES1_0		0x0B9BC02F
 
 /* UART */
 #define UART1_BASE		(OMAP54XX_L4_PER_BASE + 0x6a000)
@@ -60,9 +56,6 @@
 /* Watchdog Timer2 - MPU watchdog */
 #define WDT2_BASE		(OMAP54XX_L4_WKUP_BASE + 0x14000)
 
-/* GPMC */
-#define OMAP54XX_GPMC_BASE	0x50000000
-
 /* QSPI */
 #define QSPI_BASE		0x4B300000
 
diff --git a/arch/arm/include/asm/arch-omap5/sys_proto.h b/arch/arm/include/asm/arch-omap5/sys_proto.h
index bf12c73372..103830319a 100644
--- a/arch/arm/include/asm/arch-omap5/sys_proto.h
+++ b/arch/arm/include/asm/arch-omap5/sys_proto.h
@@ -14,6 +14,7 @@
 #include <asm/omap_common.h>
 #include <linux/mtd/omap_gpmc.h>
 #include <asm/arch/clock.h>
+#include <asm/ti-common/sys_proto.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -56,55 +57,6 @@ void get_ioregs(const struct ctrl_ioregs **regs);
 void srcomp_enable(void);
 void setup_warmreset_time(void);
 
-static inline u32 running_from_sdram(void)
-{
-	u32 pc;
-	asm volatile ("mov %0, pc" : "=r" (pc));
-	return ((pc >= OMAP54XX_DRAM_ADDR_SPACE_START) &&
-	    (pc < OMAP54XX_DRAM_ADDR_SPACE_END));
-}
-
-static inline u8 uboot_loaded_by_spl(void)
-{
-	/*
-	 * u-boot can be running from sdram either because of configuration
-	 * Header or by SPL. If because of CH, then the romcode sets the
-	 * CHSETTINGS executed bit to true in the boot parameter structure that
-	 * it passes to the bootloader.This parameter is stored in the ch_flags
-	 * variable by both SPL and u-boot.Check out for CHSETTINGS, which is a
-	 * mandatory section if CH is present.
-	 */
-	if ((gd->arch.omap_boot_params.ch_flags) & (CH_FLAGS_CHSETTINGS))
-		return 0;
-	else
-		return running_from_sdram();
-}
-/*
- * The basic hardware init of OMAP(s_init()) can happen in 4
- * different contexts:
- *  1. SPL running from SRAM
- *  2. U-Boot running from FLASH
- *  3. Non-XIP U-Boot loaded to SDRAM by SPL
- *  4. Non-XIP U-Boot loaded to SDRAM by ROM code using the
- *     Configuration Header feature
- *
- * This function finds this context.
- * Defining as inline may help in compiling out unused functions in SPL
- */
-static inline u32 omap_hw_init_context(void)
-{
-#ifdef CONFIG_SPL_BUILD
-	return OMAP_INIT_CONTEXT_SPL;
-#else
-	if (uboot_loaded_by_spl())
-		return OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL;
-	else if (running_from_sdram())
-		return OMAP_INIT_CONTEXT_UBOOT_AFTER_CH;
-	else
-		return OMAP_INIT_CONTEXT_UBOOT_FROM_NOR;
-#endif
-}
-
 static inline u32 div_round_up(u32 num, u32 den)
 {
 	return (num + den - 1)/den;
diff --git a/arch/arm/include/asm/arch-rmobile/r8a7790-gpio.h b/arch/arm/include/asm/arch-rmobile/r8a7790-gpio.h
index 444e361c06..74b5f1df59 100644
--- a/arch/arm/include/asm/arch-rmobile/r8a7790-gpio.h
+++ b/arch/arm/include/asm/arch-rmobile/r8a7790-gpio.h
@@ -1,5 +1,5 @@
-#ifndef __ASM_R8A7790_H__
-#define __ASM_R8A7790_H__
+#ifndef __ASM_R8A7790_GPIO_H__
+#define __ASM_R8A7790_GPIO_H__
 
 /* Pin Function Controller:
  * GPIO_FN_xx - GPIO used to select pin function
@@ -384,4 +384,4 @@ enum {
 	GPIO_FN_TCLK1_B,
 };
 
-#endif /* __ASM_R8A7790_H__ */
+#endif /* __ASM_R8A7790_GPIO_H__ */
diff --git a/arch/arm/include/asm/arch-rmobile/r8a7791-gpio.h b/arch/arm/include/asm/arch-rmobile/r8a7791-gpio.h
index d3cf0c10ac..42e82597e7 100644
--- a/arch/arm/include/asm/arch-rmobile/r8a7791-gpio.h
+++ b/arch/arm/include/asm/arch-rmobile/r8a7791-gpio.h
@@ -1,5 +1,5 @@
-#ifndef __ASM_R8A7791_H__
-#define __ASM_R8A7791_H__
+#ifndef __ASM_R8A7791_GPIO_H__
+#define __ASM_R8A7791_GPIO_H__
 
 /* Pin Function Controller:
  * GPIO_FN_xx - GPIO used to select pin function
@@ -435,4 +435,4 @@ enum {
 	GPIO_FN_MLB_DAT, GPIO_FN_CAN1_RX_B,
 };
 
-#endif /* __ASM_R8A7791_H__ */
+#endif /* __ASM_R8A7791_GPIO_H__ */
diff --git a/arch/arm/include/asm/arch-rmobile/r8a7791.h b/arch/arm/include/asm/arch-rmobile/r8a7791.h
index 479182571e..592c52474f 100644
--- a/arch/arm/include/asm/arch-rmobile/r8a7791.h
+++ b/arch/arm/include/asm/arch-rmobile/r8a7791.h
@@ -45,6 +45,7 @@
 #define DBSC3_1_QOS_W13_BASE	0xE67A2D00
 #define DBSC3_1_QOS_W14_BASE	0xE67A2E00
 #define DBSC3_1_QOS_W15_BASE	0xE67A2F00
+#define DBSC3_1_DBADJ2		0xE67A00C8
 
 #define R8A7791_CUT_ES2X	2
 #define IS_R8A7791_ES2()	\
diff --git a/arch/arm/include/asm/arch-rmobile/rcar-base.h b/arch/arm/include/asm/arch-rmobile/rcar-base.h
index 4331d3137c..41240f3320 100644
--- a/arch/arm/include/asm/arch-rmobile/rcar-base.h
+++ b/arch/arm/include/asm/arch-rmobile/rcar-base.h
@@ -21,6 +21,14 @@
 #define GPIO5_BASE		0xE6055000
 #define SH_QSPI_BASE		0xE6B10000
 
+/* SCIF */
+#define SCIF0_BASE		0xE6E60000
+#define SCIF1_BASE		0xE6E68000
+#define SCIF2_BASE		0xE6E58000
+#define SCIF3_BASE		0xE6EA8000
+#define SCIF4_BASE		0xE6EE0000
+#define SCIF5_BASE		0xE6EE8000
+
 #define S3C_BASE		0xE6784000
 #define S3C_INT_BASE		0xE6784A00
 #define S3C_MEDIA_BASE		0xE6784B00
diff --git a/arch/arm/include/asm/arch-zynq/hardware.h b/arch/arm/include/asm/arch-zynq/hardware.h
index 39184da40e..2aede0c552 100644
--- a/arch/arm/include/asm/arch-zynq/hardware.h
+++ b/arch/arm/include/asm/arch-zynq/hardware.h
@@ -22,9 +22,12 @@
 #define ZYNQ_SPI_BASEADDR0		0xE0006000
 #define ZYNQ_SPI_BASEADDR1		0xE0007000
 #define ZYNQ_DDRC_BASEADDR		0xF8006000
+#define ZYNQ_EFUSE_BASEADDR		0xF800D000
+#define ZYNQ_USB_BASEADDR0		0xE0002000
+#define ZYNQ_USB_BASEADDR1		0xE0003000
 
 /* Bootmode setting values */
-#define ZYNQ_BM_MASK		0xF
+#define ZYNQ_BM_MASK		0x7
 #define ZYNQ_BM_NOR		0x2
 #define ZYNQ_BM_SD		0x5
 #define ZYNQ_BM_JTAG		0x0
@@ -130,4 +133,12 @@ struct ddrc_regs {
 };
 #define ddrc_base ((struct ddrc_regs *)ZYNQ_DDRC_BASEADDR)
 
+struct efuse_reg {
+	u32 reserved1[4];
+	u32 status;
+	u32 reserved2[3];
+};
+
+#define efuse_base ((struct efuse_reg *)ZYNQ_EFUSE_BASEADDR)
+
 #endif /* _ASM_ARCH_HARDWARE_H */
diff --git a/arch/arm/include/asm/arch-zynq/sys_proto.h b/arch/arm/include/asm/arch-zynq/sys_proto.h
index a68e1b3d23..53c30ec6cf 100644
--- a/arch/arm/include/asm/arch-zynq/sys_proto.h
+++ b/arch/arm/include/asm/arch-zynq/sys_proto.h
@@ -15,7 +15,9 @@ extern void zynq_slcr_devcfg_disable(void);
 extern void zynq_slcr_devcfg_enable(void);
 extern u32 zynq_slcr_get_boot_mode(void);
 extern u32 zynq_slcr_get_idcode(void);
+extern int zynq_slcr_get_mio_pin_status(const char *periph);
 extern void zynq_ddrc_init(void);
+extern unsigned int zynq_get_silicon_version(void);
 
 /* Driver extern functions */
 extern int zynq_sdhci_init(u32 regbase);
diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h
index 729723afef..d1344ee94c 100644
--- a/arch/arm/include/asm/omap_common.h
+++ b/arch/arm/include/asm/omap_common.h
@@ -576,12 +576,6 @@ s8 abb_setup_ldovbb(u32 fuse, u32 ldovbb);
 
 void usb_fake_mac_from_die_id(u32 *id);
 
-/* HW Init Context */
-#define OMAP_INIT_CONTEXT_SPL			0
-#define OMAP_INIT_CONTEXT_UBOOT_FROM_NOR	1
-#define OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL	2
-#define OMAP_INIT_CONTEXT_UBOOT_AFTER_CH	3
-
 /* ABB */
 #define OMAP_ABB_NOMINAL_OPP		0
 #define OMAP_ABB_FAST_OPP		1
@@ -645,6 +639,7 @@ static inline u8 is_dra7xx(void)
 /* DRA7XX */
 #define DRA752_ES1_0	0x07520100
 #define DRA752_ES1_1	0x07520110
+#define DRA722_ES1_0	0x07220100
 
 /*
  * SRAM scratch space entries
diff --git a/arch/arm/include/asm/ti-common/sys_proto.h b/arch/arm/include/asm/ti-common/sys_proto.h
new file mode 100644
index 0000000000..d3ab75fa32
--- /dev/null
+++ b/arch/arm/include/asm/ti-common/sys_proto.h
@@ -0,0 +1,72 @@
+/*
+ * (C) Copyright 2014
+ * Texas Instruments, <www.ti.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#ifndef _TI_COMMON_SYS_PROTO_H_
+#define _TI_COMMON_SYS_PROTO_H_
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_OMAP_COMMON
+#define TI_ARMV7_DRAM_ADDR_SPACE_START	0x80000000
+#define TI_ARMV7_DRAM_ADDR_SPACE_END	0xFFFFFFFF
+
+#define OMAP_INIT_CONTEXT_SPL			0
+#define OMAP_INIT_CONTEXT_UBOOT_FROM_NOR	1
+#define OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL	2
+#define OMAP_INIT_CONTEXT_UBOOT_AFTER_CH	3
+
+static inline u32 running_from_sdram(void)
+{
+	u32 pc;
+	asm volatile ("mov %0, pc" : "=r" (pc));
+	return ((pc >= TI_ARMV7_DRAM_ADDR_SPACE_START) &&
+	    (pc < TI_ARMV7_DRAM_ADDR_SPACE_END));
+}
+
+static inline u8 uboot_loaded_by_spl(void)
+{
+	/*
+	 * u-boot can be running from sdram either because of configuration
+	 * Header or by SPL. If because of CH, then the romcode sets the
+	 * CHSETTINGS executed bit to true in the boot parameter structure that
+	 * it passes to the bootloader.This parameter is stored in the ch_flags
+	 * variable by both SPL and u-boot.Check out for CHSETTINGS, which is a
+	 * mandatory section if CH is present.
+	 */
+	if ((gd->arch.omap_boot_params.ch_flags) & (CH_FLAGS_CHSETTINGS))
+		return 0;
+	else
+		return running_from_sdram();
+}
+
+/*
+ * The basic hardware init of OMAP(s_init()) can happen in 4
+ * different contexts:
+ *  1. SPL running from SRAM
+ *  2. U-Boot running from FLASH
+ *  3. Non-XIP U-Boot loaded to SDRAM by SPL
+ *  4. Non-XIP U-Boot loaded to SDRAM by ROM code using the
+ *     Configuration Header feature
+ *
+ * This function finds this context.
+ * Defining as inline may help in compiling out unused functions in SPL
+ */
+static inline u32 omap_hw_init_context(void)
+{
+#ifdef CONFIG_SPL_BUILD
+	return OMAP_INIT_CONTEXT_SPL;
+#else
+	if (uboot_loaded_by_spl())
+		return OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL;
+	else if (running_from_sdram())
+		return OMAP_INIT_CONTEXT_UBOOT_AFTER_CH;
+	else
+		return OMAP_INIT_CONTEXT_UBOOT_FROM_NOR;
+#endif
+}
+#endif
+
+#endif