19 files changed, 335 insertions, 101 deletions

diff --git a/arch/arm/cpu/armv7/at91/sama5d3_devices.c b/arch/arm/cpu/armv7/at91/sama5d3_devices.c
index 4a3fca56a1..e55e1c6602 100644
--- a/arch/arm/cpu/armv7/at91/sama5d3_devices.c
+++ b/arch/arm/cpu/armv7/at91/sama5d3_devices.c
@@ -144,6 +144,30 @@ void at91_macb_hw_init(void)
 	/* Enable clock */
 	at91_periph_clk_enable(ATMEL_ID_EMAC);
 }
+
+void at91_gmac_hw_init(void)
+{
+	at91_set_a_periph(AT91_PIO_PORTB, 0, 0);	/* GTX0 */
+	at91_set_a_periph(AT91_PIO_PORTB, 1, 0);	/* GTX1 */
+	at91_set_a_periph(AT91_PIO_PORTB, 2, 0);	/* GTX2 */
+	at91_set_a_periph(AT91_PIO_PORTB, 3, 0);	/* GTX3 */
+	at91_set_a_periph(AT91_PIO_PORTB, 4, 0);	/* GRX0 */
+	at91_set_a_periph(AT91_PIO_PORTB, 5, 0);	/* GRX1 */
+	at91_set_a_periph(AT91_PIO_PORTB, 6, 0);	/* GRX2 */
+	at91_set_a_periph(AT91_PIO_PORTB, 7, 0);	/* GRX3 */
+	at91_set_a_periph(AT91_PIO_PORTB, 8, 0);	/* GTXCK */
+	at91_set_a_periph(AT91_PIO_PORTB, 9, 0);	/* GTXEN */
+
+	at91_set_a_periph(AT91_PIO_PORTB, 11, 0);	/* GRXCK */
+	at91_set_a_periph(AT91_PIO_PORTB, 13, 0);	/* GRXER */
+
+	at91_set_a_periph(AT91_PIO_PORTB, 16, 0);	/* GMDC */
+	at91_set_a_periph(AT91_PIO_PORTB, 17, 0);	/* GMDIO */
+	at91_set_a_periph(AT91_PIO_PORTB, 18, 0);	/* G125CK */
+
+	/* Enable clock */
+	at91_periph_clk_enable(ATMEL_ID_GMAC);
+}
 #endif
 
 #ifdef CONFIG_LCD
diff --git a/arch/arm/cpu/armv7/mx5/clock.c b/arch/arm/cpu/armv7/mx5/clock.c
index fbbb365cb6..6bef254456 100644
--- a/arch/arm/cpu/armv7/mx5/clock.c
+++ b/arch/arm/cpu/armv7/mx5/clock.c
@@ -85,7 +85,7 @@ void set_usboh3_clk(void)
 			MXC_CCM_CSCDR1_USBOH3_CLK_PODF(1));
 }
 
-void enable_usboh3_clk(unsigned char enable)
+void enable_usboh3_clk(bool enable)
 {
 	unsigned int cg = enable ? MXC_CCM_CCGR_CG_ON : MXC_CCM_CCGR_CG_OFF;
 
@@ -122,7 +122,7 @@ void set_usb_phy_clk(void)
 }
 
 #if defined(CONFIG_MX51)
-void enable_usb_phy1_clk(unsigned char enable)
+void enable_usb_phy1_clk(bool enable)
 {
 	unsigned int cg = enable ? MXC_CCM_CCGR_CG_ON : MXC_CCM_CCGR_CG_OFF;
 
@@ -131,12 +131,12 @@ void enable_usb_phy1_clk(unsigned char enable)
 			MXC_CCM_CCGR2_USB_PHY(cg));
 }
 
-void enable_usb_phy2_clk(unsigned char enable)
+void enable_usb_phy2_clk(bool enable)
 {
 	/* i.MX51 has a single USB PHY clock, so do nothing here. */
 }
 #elif defined(CONFIG_MX53)
-void enable_usb_phy1_clk(unsigned char enable)
+void enable_usb_phy1_clk(bool enable)
 {
 	unsigned int cg = enable ? MXC_CCM_CCGR_CG_ON : MXC_CCM_CCGR_CG_OFF;
 
@@ -145,7 +145,7 @@ void enable_usb_phy1_clk(unsigned char enable)
 			MXC_CCM_CCGR4_USB_PHY1(cg));
 }
 
-void enable_usb_phy2_clk(unsigned char enable)
+void enable_usb_phy2_clk(bool enable)
 {
 	unsigned int cg = enable ? MXC_CCM_CCGR_CG_ON : MXC_CCM_CCGR_CG_OFF;
 
diff --git a/arch/arm/cpu/armv7/mx6/Makefile b/arch/arm/cpu/armv7/mx6/Makefile
index c5e98582d0..6d736174db 100644
--- a/arch/arm/cpu/armv7/mx6/Makefile
+++ b/arch/arm/cpu/armv7/mx6/Makefile
@@ -11,10 +11,11 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(SOC).o
 
-COBJS	= soc.o clock.o
+COBJS-y	= soc.o clock.o
+COBJS-$(CONFIG_SECURE_BOOT)	+= hab.o
 
-SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS))
+SRCS	:= $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
+OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS-y))
 
 all:	$(obj).depend $(LIB)
 
diff --git a/arch/arm/cpu/armv7/mx6/hab.c b/arch/arm/cpu/armv7/mx6/hab.c
new file mode 100644
index 0000000000..5187775365
--- /dev/null
+++ b/arch/arm/cpu/armv7/mx6/hab.c
@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2010-2013 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/hab.h>
+
+/* -------- start of HAB API updates ------------*/
+#define hab_rvt_report_event ((hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT)
+#define hab_rvt_report_status ((hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS)
+#define hab_rvt_authenticate_image \
+	((hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE)
+#define hab_rvt_entry ((hab_rvt_entry_t *)HAB_RVT_ENTRY)
+#define hab_rvt_exit ((hab_rvt_exit_t *)HAB_RVT_EXIT)
+#define hab_rvt_clock_init HAB_RVT_CLOCK_INIT
+
+bool is_hab_enabled(void)
+{
+	struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
+	struct fuse_bank *bank = &ocotp->bank[0];
+	struct fuse_bank0_regs *fuse =
+		(struct fuse_bank0_regs *)bank->fuse_regs;
+	uint32_t reg = readl(&fuse->cfg5);
+
+	return (reg & 0x2) == 0x2;
+}
+
+void display_event(uint8_t *event_data, size_t bytes)
+{
+	uint32_t i;
+
+	if (!(event_data && bytes > 0))
+		return;
+
+	for (i = 0; i < bytes; i++) {
+		if (i == 0)
+			printf("\t0x%02x", event_data[i]);
+		else if ((i % 8) == 0)
+			printf("\n\t0x%02x", event_data[i]);
+		else
+			printf(" 0x%02x", event_data[i]);
+	}
+}
+
+int get_hab_status(void)
+{
+	uint32_t index = 0; /* Loop index */
+	uint8_t event_data[128]; /* Event data buffer */
+	size_t bytes = sizeof(event_data); /* Event size in bytes */
+	enum hab_config config = 0;
+	enum hab_state state = 0;
+
+	if (is_hab_enabled())
+		puts("\nSecure boot enabled\n");
+	else
+		puts("\nSecure boot disabled\n");
+
+	/* Check HAB status */
+	if (hab_rvt_report_status(&config, &state) != HAB_SUCCESS) {
+		printf("\nHAB Configuration: 0x%02x, HAB State: 0x%02x\n",
+		       config, state);
+
+		/* Display HAB Error events */
+		while (hab_rvt_report_event(HAB_FAILURE, index, event_data,
+					&bytes) == HAB_SUCCESS) {
+			puts("\n");
+			printf("--------- HAB Event %d -----------------\n",
+			       index + 1);
+			puts("event data:\n");
+			display_event(event_data, bytes);
+			puts("\n");
+			bytes = sizeof(event_data);
+			index++;
+		}
+	}
+	/* Display message if no HAB events are found */
+	else {
+		printf("\nHAB Configuration: 0x%02x, HAB State: 0x%02x\n",
+		       config, state);
+		puts("No HAB Events Found!\n\n");
+	}
+	return 0;
+}
+
+int do_hab_status(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+	if ((argc != 1)) {
+		cmd_usage(cmdtp);
+		return 1;
+	}
+
+	get_hab_status();
+
+	return 0;
+}
+
+U_BOOT_CMD(
+		hab_status, CONFIG_SYS_MAXARGS, 1, do_hab_status,
+		"display HAB status",
+		""
+	  );
diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
index 8150bffb8c..a3902962b5 100644
--- a/arch/arm/cpu/armv7/mx6/soc.c
+++ b/arch/arm/cpu/armv7/mx6/soc.c
@@ -213,6 +213,34 @@ const struct boot_mode soc_boot_modes[] = {
 
 void s_init(void)
 {
+	struct anatop_regs *anatop = (struct anatop_regs *)ANATOP_BASE_ADDR;
+	int is_6q = is_cpu_type(MXC_CPU_MX6Q);
+	u32 mask480;
+	u32 mask528;
+
+	/* Due to hardware limitation, on MX6Q we need to gate/ungate all PFDs
+	 * to make sure PFD is working right, otherwise, PFDs may
+	 * not output clock after reset, MX6DL and MX6SL have added 396M pfd
+	 * workaround in ROM code, as bus clock need it
+	 */
+
+	mask480 = ANATOP_PFD_CLKGATE_MASK(0) |
+		ANATOP_PFD_CLKGATE_MASK(1) |
+		ANATOP_PFD_CLKGATE_MASK(2) |
+		ANATOP_PFD_CLKGATE_MASK(3);
+	mask528 = ANATOP_PFD_CLKGATE_MASK(0) |
+		ANATOP_PFD_CLKGATE_MASK(1) |
+		ANATOP_PFD_CLKGATE_MASK(3);
+
+	/*
+	 * Don't reset PFD2 on DL/S
+	 */
+	if (is_6q)
+		mask528 |= ANATOP_PFD_CLKGATE_MASK(2);
+	writel(mask480, &anatop->pfd_480_set);
+	writel(mask528, &anatop->pfd_528_set);
+	writel(mask480, &anatop->pfd_480_clr);
+	writel(mask528, &anatop->pfd_528_clr);
 }
 
 #ifdef CONFIG_IMX_HDMI
diff --git a/arch/arm/cpu/armv7/omap3/clock.c b/arch/arm/cpu/armv7/omap3/clock.c
index e903ed9ac4..9f989ff860 100644
--- a/arch/arm/cpu/armv7/omap3/clock.c
+++ b/arch/arm/cpu/armv7/omap3/clock.c
@@ -183,8 +183,7 @@ static void dpll3_init_34xx(u32 sil_index, u32 clk_index)
 		 * if running from flash, jump to small relocated code
 		 * area in SRAM.
 		 */
-		f_lock_pll = (void *) ((u32) &_end_vect - (u32) &_start +
-				SRAM_VECT_CODE);
+		f_lock_pll = (void *) (SRAM_CLK_CODE);
 
 		p0 = readl(&prcm_base->clken_pll);
 		sr32(&p0, 0, 3, PLL_FAST_RELOCK_BYPASS);
@@ -401,8 +400,7 @@ static void dpll3_init_36xx(u32 sil_index, u32 clk_index)
 		 * if running from flash, jump to small relocated code
 		 * area in SRAM.
 		 */
-		f_lock_pll = (void *) ((u32) &_end_vect - (u32) &_start +
-				SRAM_VECT_CODE);
+		f_lock_pll = (void *) (SRAM_CLK_CODE);
 
 		p0 = readl(&prcm_base->clken_pll);
 		sr32(&p0, 0, 3, PLL_FAST_RELOCK_BYPASS);
diff --git a/arch/arm/cpu/armv7/omap3/lowlevel_init.S b/arch/arm/cpu/armv7/omap3/lowlevel_init.S
index 98c3c03a0e..6f7261b7b8 100644
--- a/arch/arm/cpu/armv7/omap3/lowlevel_init.S
+++ b/arch/arm/cpu/armv7/omap3/lowlevel_init.S
@@ -69,15 +69,13 @@ ENDPROC(do_omap3_emu_romcode_call)
  *************************************************************************/
 ENTRY(cpy_clk_code)
 	/* Copy DPLL code into SRAM */
-	adr	r0, go_to_speed		/* get addr of clock setting code */
-	mov	r2, #384		/* r2 size to copy (div by 32 bytes) */
-	mov	r1, r1			/* r1 <- dest address (passed in) */
-	add	r2, r2, r0		/* r2 <- source end address */
+	adr	r0, go_to_speed		/* copy from start of go_to_speed... */
+	adr	r2, lowlevel_init	/* ... up to start of low_level_init */
 next2:
 	ldmia	r0!, {r3 - r10}		/* copy from source address [r0] */
 	stmia	r1!, {r3 - r10}		/* copy to   target address [r1] */
 	cmp	r0, r2			/* until source end address [r2] */
-	bne	next2
+	blo	next2
 	mov	pc, lr			/* back to caller */
 ENDPROC(cpy_clk_code)
 
diff --git a/arch/arm/cpu/armv7/omap4/hw_data.c b/arch/arm/cpu/armv7/omap4/hw_data.c
index 310df5a6e2..6a225c8cb2 100644
--- a/arch/arm/cpu/armv7/omap4/hw_data.c
+++ b/arch/arm/cpu/armv7/omap4/hw_data.c
@@ -50,6 +50,7 @@ static const struct dpll_params mpu_dpll_params_1400mhz[NUM_SYS_CLKS] = {
 /*
  * dpll locked at 1600 MHz - MPU clk at 800 MHz(OPP Turbo 4430)
  * OMAP4430 OPP_TURBO frequency
+ * OMAP4470 OPP_NOM frequency
  */
 static const struct dpll_params mpu_dpll_params_1600mhz[NUM_SYS_CLKS] = {
 	{200, 2, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1},	/* 12 MHz   */
@@ -76,6 +77,7 @@ static const struct dpll_params mpu_dpll_params_1200mhz[NUM_SYS_CLKS] = {
 };
 
 /* OMAP4460 OPP_NOM frequency */
+/* OMAP4470 OPP_NOM (Low Power) frequency */
 static const struct dpll_params core_dpll_params_1600mhz[NUM_SYS_CLKS] = {
 	{200, 2, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1},	/* 12 MHz   */
 	{800, 12, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1},	/* 13 MHz   */
@@ -198,6 +200,20 @@ struct dplls omap4460_dplls = {
 	.ddr = NULL
 };
 
+struct dplls omap4470_dplls = {
+	.mpu = mpu_dpll_params_1600mhz,
+	.core = core_dpll_params_1600mhz,
+	.per = per_dpll_params_1536mhz,
+	.iva = iva_dpll_params_1862mhz,
+#ifdef CONFIG_SYS_OMAP_ABE_SYSCK
+	.abe = abe_dpll_params_sysclk_196608khz,
+#else
+	.abe = &abe_dpll_params_32k_196608khz,
+#endif
+	.usb = usb_dpll_params_1920mhz,
+	.ddr = NULL
+};
+
 struct pmic_data twl6030_4430es1 = {
 	.base_offset = PHOENIX_SMPS_BASE_VOLT_STD_MODE_UV,
 	.step = 12660, /* 12.66 mV represented in uV */
@@ -208,6 +224,7 @@ struct pmic_data twl6030_4430es1 = {
 	.pmic_write	= omap_vc_bypass_send_value,
 };
 
+/* twl6030 struct is used for TWL6030 and TWL6032 PMIC */
 struct pmic_data twl6030 = {
 	.base_offset = PHOENIX_SMPS_BASE_VOLT_STD_MODE_WITH_OFFSET_UV,
 	.step = 12660, /* 12.66 mV represented in uV */
@@ -271,6 +288,20 @@ struct vcores_data omap4460_volts = {
 	.mm.pmic = &twl6030,
 };
 
+struct vcores_data omap4470_volts = {
+	.mpu.value = 1200,
+	.mpu.addr = SMPS_REG_ADDR_SMPS1,
+	.mpu.pmic = &twl6030,
+
+	.core.value = 1126,
+	.core.addr = SMPS_REG_ADDR_SMPS1,
+	.core.pmic = &twl6030,
+
+	.mm.value = 1137,
+	.mm.addr = SMPS_REG_ADDR_SMPS1,
+	.mm.pmic = &twl6030,
+};
+
 /*
  * Enable essential clock domains, modules and
  * do some additional special settings needed
@@ -476,6 +507,11 @@ void hw_data_init(void)
 	*omap_vcores = &omap4460_volts;
 	break;
 
+	case OMAP4470_ES1_0:
+	*dplls_data = &omap4470_dplls;
+	*omap_vcores = &omap4470_volts;
+	break;
+
 	default:
 		printf("\n INVALID OMAP REVISION ");
 	}
diff --git a/arch/arm/cpu/armv7/omap4/hwinit.c b/arch/arm/cpu/armv7/omap4/hwinit.c
index 4da0fc0ad5..b0598a0774 100644
--- a/arch/arm/cpu/armv7/omap4/hwinit.c
+++ b/arch/arm/cpu/armv7/omap4/hwinit.c
@@ -138,6 +138,9 @@ void init_omap_revision(void)
 		break;
 	case MIDR_CORTEX_A9_R2P10:
 		switch (readl(CONTROL_ID_CODE)) {
+		case OMAP4470_CONTROL_ID_CODE_ES1_0:
+			*omap_si_rev = OMAP4470_ES1_0;
+			break;
 		case OMAP4460_CONTROL_ID_CODE_ES1_1:
 			*omap_si_rev = OMAP4460_ES1_1;
 			break;
diff --git a/arch/arm/cpu/armv7/omap4/sdram_elpida.c b/arch/arm/cpu/armv7/omap4/sdram_elpida.c
index d76dde719a..67a79261f7 100644
--- a/arch/arm/cpu/armv7/omap4/sdram_elpida.c
+++ b/arch/arm/cpu/armv7/omap4/sdram_elpida.c
@@ -60,6 +60,20 @@ static const struct emif_regs emif_regs_elpida_380_mhz_1cs = {
 	.emif_ddr_phy_ctlr_1		= 0x049ff418
 };
 
+const struct emif_regs emif_regs_elpida_400_mhz_1cs = {
+	.sdram_config_init		= 0x80800eb2,
+	.sdram_config			= 0x80801ab2,
+	.ref_ctrl			= 0x00000618,
+	.sdram_tim1			= 0x10eb0662,
+	.sdram_tim2			= 0x20370dd2,
+	.sdram_tim3			= 0x00b1c33f,
+	.read_idle_ctrl			= 0x000501ff,
+	.zq_config			= 0x500b3215,
+	.temp_alert_config		= 0x58016893,
+	.emif_ddr_phy_ctlr_1_init	= 0x049ffff5,
+	.emif_ddr_phy_ctlr_1		= 0x049ff418
+};
+
 const struct emif_regs emif_regs_elpida_400_mhz_2cs = {
 	.sdram_config_init		= 0x80000eb9,
 	.sdram_config			= 0x80001ab9,
@@ -107,8 +121,10 @@ static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs)
 		*regs = &emif_regs_elpida_380_mhz_1cs;
 	else if (omap4_rev == OMAP4430_ES2_0)
 		*regs = &emif_regs_elpida_200_mhz_2cs;
-	else
+	else if (omap4_rev < OMAP4470_ES1_0)
 		*regs = &emif_regs_elpida_400_mhz_2cs;
+	else
+		*regs = &emif_regs_elpida_400_mhz_1cs;
 }
 void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs)
 	__attribute__((weak, alias("emif_get_reg_dump_sdp")));
@@ -138,20 +154,31 @@ static const struct lpddr2_device_details elpida_2G_S4_details = {
 	.manufacturer	= LPDDR2_MANUFACTURER_ELPIDA
 };
 
+static const struct lpddr2_device_details elpida_4G_S4_details = {
+	.type		= LPDDR2_TYPE_S4,
+	.density	= LPDDR2_DENSITY_4Gb,
+	.io_width	= LPDDR2_IO_WIDTH_32,
+	.manufacturer	= LPDDR2_MANUFACTURER_ELPIDA
+};
+
 struct lpddr2_device_details *emif_get_device_details_sdp(u32 emif_nr, u8 cs,
 			struct lpddr2_device_details *lpddr2_dev_details)
 {
 	u32 omap_rev = omap_revision();
 
 	/* EMIF1 & EMIF2 have identical configuration */
-	if ((omap_rev == OMAP4430_ES1_0) && (cs == CS1)) {
-		/* Nothing connected on CS1 for ES1.0 */
+	if (((omap_rev == OMAP4430_ES1_0) || (omap_rev == OMAP4470_ES1_0))
+		&& (cs == CS1)) {
+		/* Nothing connected on CS1 for 4430/4470 ES1.0 */
 		return NULL;
-	} else {
-		/* In all other cases Elpida 2G device */
+	} else if (omap_rev < OMAP4470_ES1_0) {
+		/* In all other 4430/4460 cases Elpida 2G device */
 		*lpddr2_dev_details = elpida_2G_S4_details;
-		return lpddr2_dev_details;
+	} else {
+		/* 4470: 4G device */
+		*lpddr2_dev_details = elpida_4G_S4_details;
 	}
+	return lpddr2_dev_details;
 }
 
 struct lpddr2_device_details *emif_get_device_details(u32 emif_nr, u8 cs,
@@ -265,7 +292,7 @@ void emif_get_device_timings_sdp(u32 emif_nr,
 	/* Identical devices on EMIF1 & EMIF2 */
 	*cs0_device_timings = &elpida_2G_S4_timings;
 
-	if (omap_rev == OMAP4430_ES1_0)
+	if ((omap_rev == OMAP4430_ES1_0) || (omap_rev == OMAP4470_ES1_0))
 		*cs1_device_timings = NULL;
 	else
 		*cs1_device_timings = &elpida_2G_S4_timings;
diff --git a/arch/arm/cpu/armv7/socfpga/Makefile b/arch/arm/cpu/armv7/socfpga/Makefile
index 3b48ac9b2b..5024fc55e2 100644
--- a/arch/arm/cpu/armv7/socfpga/Makefile
+++ b/arch/arm/cpu/armv7/socfpga/Makefile
@@ -13,7 +13,7 @@ include $(TOPDIR)/config.mk
 LIB	=  $(obj)lib$(SOC).o
 
 SOBJS	:= lowlevel_init.o
-COBJS-y	:= misc.o timer.o
+COBJS-y	:= misc.o timer.o reset_manager.o
 COBJS-$(CONFIG_SPL_BUILD) += spl.o
 
 COBJS	:= $(COBJS-y)
diff --git a/arch/arm/cpu/armv7/socfpga/misc.c b/arch/arm/cpu/armv7/socfpga/misc.c
index 66edb3c20f..2f1c7160f1 100644
--- a/arch/arm/cpu/armv7/socfpga/misc.c
+++ b/arch/arm/cpu/armv7/socfpga/misc.c
@@ -6,36 +6,9 @@
 
 #include <common.h>
 #include <asm/io.h>
-#include <asm/arch/reset_manager.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
-static const struct socfpga_reset_manager *reset_manager_base =
-		(void *)SOCFPGA_RSTMGR_ADDRESS;
-
-/*
- * Write the reset manager register to cause reset
- */
-void reset_cpu(ulong addr)
-{
-	/* request a warm reset */
-	writel(RSTMGR_CTRL_SWWARMRSTREQ_LSB, &reset_manager_base->ctrl);
-	/*
-	 * infinite loop here as watchdog will trigger and reset
-	 * the processor
-	 */
-	while (1)
-		;
-}
-
-/*
- * Release peripherals from reset based on handoff
- */
-void reset_deassert_peripherals_handoff(void)
-{
-	writel(0, &reset_manager_base->per_mod_reset);
-}
-
 int dram_init(void)
 {
 	gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE);
diff --git a/arch/arm/cpu/armv7/socfpga/reset_manager.c b/arch/arm/cpu/armv7/socfpga/reset_manager.c
new file mode 100644
index 0000000000..e320c011ae
--- /dev/null
+++ b/arch/arm/cpu/armv7/socfpga/reset_manager.c
@@ -0,0 +1,39 @@
+/*
+ *  Copyright (C) 2013 Altera Corporation <www.altera.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/reset_manager.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static const struct socfpga_reset_manager *reset_manager_base =
+		(void *)SOCFPGA_RSTMGR_ADDRESS;
+
+/*
+ * Write the reset manager register to cause reset
+ */
+void reset_cpu(ulong addr)
+{
+	/* request a warm reset */
+	writel((1 << RSTMGR_CTRL_SWWARMRSTREQ_LSB),
+		&reset_manager_base->ctrl);
+	/*
+	 * infinite loop here as watchdog will trigger and reset
+	 * the processor
+	 */
+	while (1)
+		;
+}
+
+/*
+ * Release peripherals from reset based on handoff
+ */
+void reset_deassert_peripherals_handoff(void)
+{
+	writel(0, &reset_manager_base->per_mod_reset);
+}
diff --git a/arch/arm/cpu/armv7/tegra114/config.mk b/arch/arm/cpu/armv7/tegra114/config.mk
deleted file mode 100644
index cb1a19da82..0000000000
--- a/arch/arm/cpu/armv7/tegra114/config.mk
+++ /dev/null
@@ -1,19 +0,0 @@
-#
-# Copyright (c) 2010-2013, NVIDIA CORPORATION.  All rights reserved.
-#
-# (C) Copyright 2002
-# Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
-#
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-CONFIG_ARCH_DEVICE_TREE := tegra114
diff --git a/arch/arm/cpu/armv7/tegra20/config.mk b/arch/arm/cpu/armv7/tegra20/config.mk
deleted file mode 100644
index 3cac79bc1b..0000000000
--- a/arch/arm/cpu/armv7/tegra20/config.mk
+++ /dev/null
@@ -1,10 +0,0 @@
-#
-# (C) Copyright 2010,2011
-# NVIDIA Corporation <www.nvidia.com>
-#
-# (C) Copyright 2002
-# Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
-CONFIG_ARCH_DEVICE_TREE := tegra20
diff --git a/arch/arm/cpu/armv7/tegra30/config.mk b/arch/arm/cpu/armv7/tegra30/config.mk
deleted file mode 100644
index 719ca8192e..0000000000
--- a/arch/arm/cpu/armv7/tegra30/config.mk
+++ /dev/null
@@ -1,19 +0,0 @@
-#
-# Copyright (c) 2010-2012, NVIDIA CORPORATION.  All rights reserved.
-#
-# (C) Copyright 2002
-# Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
-#
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-CONFIG_ARCH_DEVICE_TREE := tegra30
diff --git a/arch/arm/cpu/armv7/zynq/Makefile b/arch/arm/cpu/armv7/zynq/Makefile
index e5494f7489..de6b08157e 100644
--- a/arch/arm/cpu/armv7/zynq/Makefile
+++ b/arch/arm/cpu/armv7/zynq/Makefile
@@ -14,6 +14,7 @@ LIB	= $(obj)lib$(SOC).o
 
 COBJS-y	:= timer.o
 COBJS-y	+= cpu.o
+COBJS-y	+= ddrc.o
 COBJS-y	+= slcr.o
 
 COBJS	:= $(COBJS-y)
diff --git a/arch/arm/cpu/armv7/zynq/ddrc.c b/arch/arm/cpu/armv7/zynq/ddrc.c
new file mode 100644
index 0000000000..ba6a6aee5c
--- /dev/null
+++ b/arch/arm/cpu/armv7/zynq/ddrc.c
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2012 - 2013 Michal Simek <monstr@monstr.eu>
+ * Copyright (C) 2012 - 2013 Xilinx, Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/hardware.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* Control regsiter bitfield definitions */
+#define ZYNQ_DDRC_CTRLREG_BUSWIDTH_MASK		0xC
+#define ZYNQ_DDRC_CTRLREG_BUSWIDTH_SHIFT	2
+#define ZYNQ_DDRC_CTRLREG_BUSWIDTH_16BIT	1
+
+/* ECC scrub regsiter definitions */
+#define ZYNQ_DDRC_ECC_SCRUBREG_ECC_MODE_MASK	0x7
+#define ZYNQ_DDRC_ECC_SCRUBREG_ECCMODE_SECDED	0x4
+
+void zynq_ddrc_init(void)
+{
+	u32 width, ecctype;
+
+	width = readl(&ddrc_base->ddrc_ctrl);
+	width = (width & ZYNQ_DDRC_CTRLREG_BUSWIDTH_MASK) >>
+					ZYNQ_DDRC_CTRLREG_BUSWIDTH_SHIFT;
+	ecctype = (readl(&ddrc_base->ecc_scrub) &
+		ZYNQ_DDRC_ECC_SCRUBREG_ECC_MODE_MASK);
+
+	/* ECC is enabled when memory is in 16bit mode and it is enabled */
+	if ((ecctype == ZYNQ_DDRC_ECC_SCRUBREG_ECCMODE_SECDED) &&
+	    (width == ZYNQ_DDRC_CTRLREG_BUSWIDTH_16BIT)) {
+		puts("Memory: ECC enabled\n");
+		/*
+		 * Clear the first 1MB because it is not initialized from
+		 * first stage bootloader. To get ECC to work all memory has
+		 * been initialized by writing any value.
+		 */
+		memset(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 e5fe992982..717ec65aee 100644
--- a/arch/arm/cpu/armv7/zynq/slcr.c
+++ b/arch/arm/cpu/armv7/zynq/slcr.c
@@ -70,7 +70,7 @@ void zynq_slcr_gem_clk_setup(u32 gem_id, u32 rclk, u32 clk)
 		/* Configure GEM_RCLK_CTRL */
 		writel(rclk, &slcr_base->gem0_rclk_ctrl);
 	}
-
+	udelay(100000);
 out:
 	zynq_slcr_lock();
 }