MX53: Add support to ESG ima3 board

The ESG ima3-mx53 board is based on the Freescale
i.MX53 SOC. It boots from NOR (128 MB) and
supports Ethernet (FEC), SATA.

Signed-off-by: Stefano Babic <sbabic@denx.de>

5 files changed, 721 insertions, 0 deletions

diff --git a/board/esg/ima3-mx53/Makefile b/board/esg/ima3-mx53/Makefile
new file mode 100644
index 0000000..f3b13bc
--- /dev/null
+++ b/board/esg/ima3-mx53/Makefile
@@ -0,0 +1,41 @@
+#
+# Copyright (C) 2012, Stefano Babic <sbabic@denx.de>
+#
+# Based on ti/evm/Makefile
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that 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, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB	= $(obj)lib$(BOARD).o
+
+COBJS	:= ima3-mx53.o
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+
+$(LIB):	$(obj).depend $(OBJS)
+	$(call cmd_link_o_target, $(OBJS))
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/esg/ima3-mx53/ima3-mx53.c b/board/esg/ima3-mx53/ima3-mx53.c
new file mode 100644
index 0000000..9ecf31d
--- /dev/null
+++ b/board/esg/ima3-mx53/ima3-mx53.c
@@ -0,0 +1,302 @@
+/*
+ * (C) Copyright 2012, Stefano Babic <sbabic@denx.de>
+ *
+ * (C) Copyright 2010 Freescale Semiconductor, Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that 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, write to the Free Software
+ * Foundation, Inc.
+ */
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/mx5x_pins.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/crm_regs.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/iomux.h>
+#include <asm/errno.h>
+#include <netdev.h>
+#include <mmc.h>
+#include <fsl_esdhc.h>
+#include <asm/gpio.h>
+
+/* NOR flash configuration */
+#define IMA3_MX53_CS0GCR1	(CSEN | DSZ(2))
+#define IMA3_MX53_CS0GCR2	0
+#define IMA3_MX53_CS0RCR1	(RCSN(2) | OEN(1) | RWSC(15))
+#define IMA3_MX53_CS0RCR2	0
+#define IMA3_MX53_CS0WCR1	(WBED1 | WCSN(2) | WEN(1) | WWSC(15))
+#define IMA3_MX53_CS0WCR2	0
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static void weim_nor_settings(void)
+{
+	struct weim *weim_regs = (struct weim *)WEIM_BASE_ADDR;
+
+	writel(IMA3_MX53_CS0GCR1, &weim_regs->cs0gcr1);
+	writel(IMA3_MX53_CS0GCR2, &weim_regs->cs0gcr2);
+	writel(IMA3_MX53_CS0RCR1, &weim_regs->cs0rcr1);
+	writel(IMA3_MX53_CS0RCR2, &weim_regs->cs0rcr2);
+	writel(IMA3_MX53_CS0WCR1, &weim_regs->cs0wcr1);
+	writel(IMA3_MX53_CS0WCR2, &weim_regs->cs0wcr2);
+	writel(0x0, &weim_regs->wcr);
+
+	set_chipselect_size(CS0_128);
+}
+
+int dram_init(void)
+{
+	gd->ram_size = get_ram_size((void *) CONFIG_SYS_SDRAM_BASE,
+			PHYS_SDRAM_1_SIZE);
+	return 0;
+}
+
+static void setup_iomux_uart(void)
+{
+	/* UART4 RXD */
+	mxc_request_iomux(MX53_PIN_CSI0_D13, IOMUX_CONFIG_ALT2);
+	mxc_iomux_set_pad(MX53_PIN_CSI0_D13,
+		PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+		PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE |
+		PAD_CTL_100K_PU | PAD_CTL_ODE_OPENDRAIN_ENABLE);
+	mxc_iomux_set_input(MX53_UART4_IPP_UART_RXD_MUX_SELECT_INPUT, 0x3);
+
+	/* UART4 TXD */
+	mxc_request_iomux(MX53_PIN_CSI0_D12, IOMUX_CONFIG_ALT2);
+	mxc_iomux_set_pad(MX53_PIN_CSI0_D12,
+		PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+		PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE |
+		PAD_CTL_100K_PU | PAD_CTL_ODE_OPENDRAIN_ENABLE);
+}
+
+static void setup_iomux_fec(void)
+{
+	/*FEC_MDIO*/
+	mxc_request_iomux(MX53_PIN_FEC_MDIO, IOMUX_CONFIG_ALT0);
+	mxc_iomux_set_pad(MX53_PIN_FEC_MDIO,
+		PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+		PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_22K_PU |
+		PAD_CTL_ODE_OPENDRAIN_ENABLE);
+	mxc_iomux_set_input(MX53_FEC_FEC_MDI_SELECT_INPUT, 0x1);
+
+	/*FEC_MDC*/
+	mxc_request_iomux(MX53_PIN_FEC_MDC, IOMUX_CONFIG_ALT0);
+	mxc_iomux_set_pad(MX53_PIN_FEC_MDC, PAD_CTL_DRV_HIGH);
+
+	/* FEC RXD3 */
+	mxc_request_iomux(MX53_PIN_KEY_COL0, IOMUX_CONFIG_ALT6);
+	mxc_iomux_set_pad(MX53_PIN_KEY_COL0, PAD_CTL_HYS_ENABLE |
+		PAD_CTL_PKE_ENABLE);
+
+	/* FEC RXD2 */
+	mxc_request_iomux(MX53_PIN_KEY_COL2, IOMUX_CONFIG_ALT6);
+	mxc_iomux_set_pad(MX53_PIN_KEY_COL2, PAD_CTL_HYS_ENABLE |
+		PAD_CTL_PKE_ENABLE);
+
+	/* FEC RXD1 */
+	mxc_request_iomux(MX53_PIN_FEC_RXD1, IOMUX_CONFIG_ALT0);
+	mxc_iomux_set_pad(MX53_PIN_FEC_RXD1, PAD_CTL_HYS_ENABLE |
+		PAD_CTL_PKE_ENABLE);
+
+	/* FEC RXD0 */
+	mxc_request_iomux(MX53_PIN_FEC_RXD0, IOMUX_CONFIG_ALT0);
+	mxc_iomux_set_pad(MX53_PIN_FEC_RXD0, PAD_CTL_HYS_ENABLE |
+		PAD_CTL_PKE_ENABLE);
+
+	/* FEC TXD3 */
+	mxc_request_iomux(MX53_PIN_GPIO_19, IOMUX_CONFIG_ALT6);
+	mxc_iomux_set_pad(MX53_PIN_GPIO_19, PAD_CTL_DRV_HIGH);
+
+	/* FEC TXD2 */
+	mxc_request_iomux(MX53_PIN_KEY_ROW2, IOMUX_CONFIG_ALT6);
+	mxc_iomux_set_pad(MX53_PIN_KEY_ROW2, PAD_CTL_DRV_HIGH);
+
+	/* FEC TXD1 */
+	mxc_request_iomux(MX53_PIN_FEC_TXD1, IOMUX_CONFIG_ALT0);
+	mxc_iomux_set_pad(MX53_PIN_FEC_TXD1, PAD_CTL_DRV_HIGH);
+
+	/* FEC TXD0 */
+	mxc_request_iomux(MX53_PIN_FEC_TXD0, IOMUX_CONFIG_ALT0);
+	mxc_iomux_set_pad(MX53_PIN_FEC_TXD0, PAD_CTL_DRV_HIGH);
+
+	/* FEC TX_EN */
+	mxc_request_iomux(MX53_PIN_FEC_TX_EN, IOMUX_CONFIG_ALT0);
+	mxc_iomux_set_pad(MX53_PIN_FEC_TX_EN, PAD_CTL_DRV_HIGH);
+
+	/* FEC TX_CLK */
+	mxc_request_iomux(MX53_PIN_FEC_REF_CLK, IOMUX_CONFIG_ALT0);
+	mxc_iomux_set_pad(MX53_PIN_FEC_REF_CLK, PAD_CTL_HYS_ENABLE |
+		PAD_CTL_PKE_ENABLE);
+
+	/* FEC RX_ER */
+	mxc_request_iomux(MX53_PIN_FEC_RX_ER, IOMUX_CONFIG_ALT0);
+	mxc_iomux_set_pad(MX53_PIN_FEC_RX_ER, PAD_CTL_HYS_ENABLE |
+		PAD_CTL_PKE_ENABLE);
+
+	/* FEC RX_DV */
+	mxc_request_iomux(MX53_PIN_FEC_CRS_DV, IOMUX_CONFIG_ALT0);
+	mxc_iomux_set_pad(MX53_PIN_FEC_CRS_DV, PAD_CTL_HYS_ENABLE |
+		PAD_CTL_PKE_ENABLE);
+
+	/* FEC CRS */
+	mxc_request_iomux(MX53_PIN_KEY_COL3, IOMUX_CONFIG_ALT6);
+	mxc_iomux_set_pad(MX53_PIN_KEY_COL3, PAD_CTL_HYS_ENABLE |
+		PAD_CTL_PKE_ENABLE);
+
+	/* FEC COL */
+	mxc_request_iomux(MX53_PIN_KEY_ROW1, IOMUX_CONFIG_ALT6);
+	mxc_iomux_set_pad(MX53_PIN_KEY_ROW1, PAD_CTL_HYS_ENABLE |
+		PAD_CTL_PKE_ENABLE);
+	mxc_iomux_set_input(MX53_FEC_FEC_COL_SELECT_INPUT, 0x0);
+
+	/* FEC RX_CLK */
+	mxc_request_iomux(MX53_PIN_KEY_COL1, IOMUX_CONFIG_ALT6);
+	mxc_iomux_set_pad(MX53_PIN_KEY_COL1, PAD_CTL_HYS_ENABLE |
+		PAD_CTL_PKE_ENABLE);
+	mxc_iomux_set_input(MX53_FEC_FEC_RX_CLK_SELECT_INPUT, 0x0);
+}
+
+#ifdef CONFIG_FSL_ESDHC
+struct fsl_esdhc_cfg esdhc_cfg = { MMC_SDHC1_BASE_ADDR, 1 };
+
+int board_mmc_getcd(struct mmc *mmc)
+{
+	int ret;
+
+	ret = !gpio_get_value(IOMUX_TO_GPIO(MX53_PIN_GPIO_1));
+
+	return ret;
+}
+
+int board_mmc_init(bd_t *bis)
+{
+	mxc_request_iomux(MX53_PIN_SD1_CMD, IOMUX_CONFIG_ALT0);
+	mxc_request_iomux(MX53_PIN_SD1_CLK, IOMUX_CONFIG_ALT0);
+	mxc_request_iomux(MX53_PIN_SD1_DATA0, IOMUX_CONFIG_ALT0);
+	mxc_request_iomux(MX53_PIN_SD1_DATA1, IOMUX_CONFIG_ALT0);
+	mxc_request_iomux(MX53_PIN_SD1_DATA2, IOMUX_CONFIG_ALT0);
+	mxc_request_iomux(MX53_PIN_SD1_DATA3, IOMUX_CONFIG_ALT0);
+	mxc_request_iomux(MX53_PIN_GPIO_1, IOMUX_CONFIG_ALT1);
+	mxc_iomux_set_pad(MX53_PIN_GPIO_1,
+		PAD_CTL_DRV_HIGH | PAD_CTL_HYS_ENABLE |
+		PAD_CTL_PUE_KEEPER | PAD_CTL_100K_PU |
+		PAD_CTL_ODE_OPENDRAIN_NONE | PAD_CTL_PKE_ENABLE);
+	gpio_direction_input(IOMUX_TO_GPIO(MX53_PIN_GPIO_1));
+
+	mxc_iomux_set_pad(MX53_PIN_SD1_CMD,
+		PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL |
+		PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_100K_PU);
+	mxc_iomux_set_pad(MX53_PIN_SD1_CLK,
+		PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE |
+		PAD_CTL_47K_PU | PAD_CTL_DRV_HIGH);
+	mxc_iomux_set_pad(MX53_PIN_SD1_DATA0,
+		PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL |
+		PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+	mxc_iomux_set_pad(MX53_PIN_SD1_DATA1,
+		PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL |
+		PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+	mxc_iomux_set_pad(MX53_PIN_SD1_DATA2,
+		PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL |
+		PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+	mxc_iomux_set_pad(MX53_PIN_SD1_DATA3,
+		PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL |
+		PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+
+	return fsl_esdhc_initialize(bis, &esdhc_cfg);
+}
+#endif
+
+static void setup_iomux_spi(void)
+{
+	/* SCLK */
+	mxc_request_iomux(MX53_PIN_CSI0_D8, IOMUX_CONFIG_ALT3);
+	mxc_iomux_set_pad(MX53_PIN_CSI0_D8,
+		PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL |
+		PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+	mxc_iomux_set_input(MX53_ECSPI2_IPP_CSPI_CLK_IN_SELECT_INPUT, 0x1);
+	/* MOSI */
+	mxc_request_iomux(MX53_PIN_CSI0_D9, IOMUX_CONFIG_ALT3);
+	mxc_iomux_set_pad(MX53_PIN_CSI0_D9,
+		PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL |
+		PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+	mxc_iomux_set_input(MX53_ECSPI2_IPP_IND_MOSI_SELECT_INPUT, 0x1);
+	/* MISO */
+	mxc_request_iomux(MX53_PIN_CSI0_D10, IOMUX_CONFIG_ALT3);
+	mxc_iomux_set_pad(MX53_PIN_CSI0_D10,
+		PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL |
+		PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+	mxc_iomux_set_input(MX53_ECSPI2_IPP_IND_MISO_SELECT_INPUT, 0x1);
+	/* SSEL 0 */
+	mxc_request_iomux(MX53_PIN_CSI0_D11, IOMUX_CONFIG_GPIO);
+	mxc_iomux_set_pad(MX53_PIN_CSI0_D11,
+		PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL |
+		PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+	gpio_direction_output(IOMUX_TO_GPIO(MX53_PIN_CSI0_D11), 1);
+}
+
+int board_early_init_f(void)
+{
+	/* configure I/O pads */
+	setup_iomux_uart();
+	setup_iomux_fec();
+
+	weim_nor_settings();
+
+	/* configure spi */
+	setup_iomux_spi();
+
+	return 0;
+}
+
+int board_init(void)
+{
+	gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
+
+	mxc_set_sata_internal_clock();
+
+	return 0;
+}
+
+#if defined(CONFIG_RESET_PHY_R)
+#include <miiphy.h>
+
+void reset_phy(void)
+{
+	unsigned short reg;
+
+	/* reset the phy */
+	miiphy_reset("FEC", CONFIG_PHY_ADDR);
+
+	/* set hard link to 100Mbit, full-duplex */
+	miiphy_read("FEC", CONFIG_PHY_ADDR, MII_BMCR, &reg);
+	reg &= ~BMCR_ANENABLE;
+	reg |= (BMCR_SPEED100 | BMCR_FULLDPLX);
+	miiphy_write("FEC", CONFIG_PHY_ADDR, MII_BMCR, reg);
+
+	miiphy_read("FEC", CONFIG_PHY_ADDR, 0x16, &reg);
+	reg |= (1 << 5);
+	miiphy_write("FEC", CONFIG_PHY_ADDR, 0x16, reg);
+}
+#endif
+
+int checkboard(void)
+{
+	puts("Board: IMA3_MX53\n");
+
+	return 0;
+}
diff --git a/board/esg/ima3-mx53/imximage.cfg b/board/esg/ima3-mx53/imximage.cfg
new file mode 100644
index 0000000..fa6b42d
--- /dev/null
+++ b/board/esg/ima3-mx53/imximage.cfg
@@ -0,0 +1,108 @@
+#
+# (C) Copyright 2012
+# Stefano Babic DENX Software Engineering sbabic@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License or (at your option) any later version.
+#
+# This program is distributed in the hope that 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 write to the Free Software
+# Foundation Inc. 51 Franklin Street Fifth Floor Boston,
+# MA 02110-1301 USA
+#
+# Refer docs/README.imxmage for more details about how-to configure
+# and create imximage boot image
+#
+# The syntax is taken as close as possible with the kwbimage
+
+# image version
+
+IMAGE_VERSION 2
+
+# Boot Device : one of
+# spi, sd (the board has no nand neither onenand)
+
+BOOT_FROM	nor
+
+# Device Configuration Data (DCD)
+#
+# Each entry must have the format:
+# Addr-type           Address        Value
+#
+# where:
+#	Addr-type register length (1,2 or 4 bytes)
+#	Address	  absolute address of the register
+#	value	  value to be stored in the register
+
+# IOMUX for RAM only
+DATA 4 0x53fa8554 0x300020
+DATA 4 0x53fa8560 0x300020
+DATA 4 0x53fa8594 0x300020
+DATA 4 0x53fa8584 0x300020
+DATA 4 0x53fa8558 0x300040
+DATA 4 0x53fa8568 0x300040
+DATA 4 0x53fa8590 0x300040
+DATA 4 0x53fa857c 0x300040
+DATA 4 0x53fa8564 0x300040
+DATA 4 0x53fa8580 0x300040
+DATA 4 0x53fa8570 0x300220
+DATA 4 0x53fa8578 0x300220
+DATA 4 0x53fa872c 0x300000
+DATA 4 0x53fa8728 0x300000
+DATA 4 0x53fa871c 0x300000
+DATA 4 0x53fa8718 0x300000
+DATA 4 0x53fa8574 0x300020
+DATA 4 0x53fa8588 0x300020
+DATA 4 0x53fa855c 0x0
+DATA 4 0x53fa858c 0x0
+DATA 4 0x53fa856c 0x300040
+DATA 4 0x53fa86f0 0x300000
+DATA 4 0x53fa8720 0x300000
+DATA 4 0x53fa86fc 0x0
+DATA 4 0x53fa86f4 0x0
+DATA 4 0x53fa8714 0x0
+DATA 4 0x53fa8724 0x4000000
+#
+# DDR RAM
+DATA 4 0x63fd9088 0x40404040
+DATA 4 0x63fd9090 0x40404040
+DATA 4 0x63fd907C 0x01420143
+DATA 4 0x63fd9080 0x01450146
+DATA 4 0x63fd9018 0x00111740
+DATA 4 0x63fd9000 0x84190000
+# esdcfgX
+DATA 4 0x63fd900C 0x9f5152e3
+DATA 4 0x63fd9010 0xb68e8a63
+DATA 4 0x63fd9014 0x01ff00db
+# Read/Write command delay
+DATA 4 0x63fd902c 0x000026d2
+# Out of reset delays
+DATA 4 0x63fd9030 0x00ff0e21
+# ESDCTL ODT timing control
+DATA 4 0x63fd9008 0x12273030
+# ESDCTL power down control
+DATA 4 0x63fd9004 0x0002002d
+# Set registers in DDR memory chips
+DATA 4 0x63fd901c 0x00008032
+DATA 4 0x63fd901c 0x00008033
+DATA 4 0x63fd901c 0x00028031
+DATA 4 0x63fd901c 0x052080b0
+DATA 4 0x63fd901c 0x04008040
+# ESDCTL refresh control
+DATA 4 0x63fd9020 0x00005800
+# PHY ZQ HW control
+DATA 4 0x63fd9040 0x05380003
+# PHY ODT control
+DATA 4 0x63fd9058 0x00022222
+# start DDR3
+DATA 4 0x63fd901c 0x00000000
diff --git a/boards.cfg b/boards.cfg
index 4d839d2..0dee43f 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -192,6 +192,7 @@ mx53ard                      arm         armv7       mx53ard             freesca
 mx53evk                      arm         armv7       mx53evk             freescale      mx5		mx53evk:IMX_CONFIG=board/freescale/mx53evk/imximage.cfg
 mx53loco                     arm         armv7       mx53loco            freescale      mx5		mx53loco:IMX_CONFIG=board/freescale/mx53loco/imximage.cfg
 mx53smd                      arm         armv7       mx53smd             freescale      mx5		mx53smd:IMX_CONFIG=board/freescale/mx53smd/imximage.cfg
+ima3-mx53                    arm         armv7       ima3-mx53           esg            mx5		ima3-mx53:IMX_CONFIG=board/esg/ima3-mx53/imximage.cfg
 vision2                      arm         armv7       vision2             ttcontrol      mx5		vision2:IMX_CONFIG=board/ttcontrol/vision2/imximage_hynix.cfg
 mx6qarm2                     arm         armv7       mx6qarm2            freescale      mx6		mx6qarm2:IMX_CONFIG=board/freescale/mx6qarm2/imximage.cfg
 mx6qsabrelite                arm         armv7       mx6qsabrelite       freescale      mx6		mx6qsabrelite:IMX_CONFIG=board/freescale/mx6qsabrelite/imximage.cfg
diff --git a/include/configs/ima3-mx53.h b/include/configs/ima3-mx53.h
new file mode 100644
index 0000000..ea48d64
--- /dev/null
+++ b/include/configs/ima3-mx53.h
@@ -0,0 +1,269 @@
+/*
+ * (C) Copyright 2012, Stefano Babic <sbabic@denx.de>
+ *
+ * Copyright (C) 2010 Freescale Semiconductor, Inc.
+ *
+ * Configuration settings for the MX53-EVK Freescale board.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that 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, write to the Free Software
+ * Foundation, Inc.
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/* SOC type must be included before imx-regs.h */
+#define CONFIG_MX53
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/mx5x_pins.h>
+
+#define CONFIG_SYS_MX5_HCLK		24000000
+#define CONFIG_SYS_MX5_CLK32		32768
+
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DISPLAY_BOARDINFO
+
+#define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+
+#define CONFIG_OF_LIBFDT
+
+/* Size of malloc() pool */
+#define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + 2 * 1024 * 1024)
+
+#define CONFIG_BOARD_EARLY_INIT_F
+
+/* Enable GPIOs */
+#define CONFIG_MXC_GPIO
+
+/* UART */
+#define CONFIG_MXC_UART
+#define CONFIG_MXC_UART_BASE	UART4_BASE_ADDR
+
+/* MMC */
+#define CONFIG_FSL_ESDHC
+#define CONFIG_SYS_FSL_ESDHC_ADDR	0
+#define CONFIG_SYS_FSL_ESDHC_NUM	1
+
+#define CONFIG_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_DOS_PARTITION
+
+/* Ethernet on FEC */
+#define CONFIG_NET_MULTI
+#define CONFIG_MII
+#define CONFIG_DISCOVER_PHY
+
+#define CONFIG_FEC_MXC
+#define IMX_FEC_BASE			FEC_BASE_ADDR
+#define CONFIG_FEC_MXC_PHYADDR		0x01
+#define CONFIG_PHY_ADDR			CONFIG_FEC_MXC_PHYADDR
+#define CONFIG_RESET_PHY_R
+#define CONFIG_FEC_MXC_NO_ANEG
+#define CONFIG_PRIME	"FEC0"
+
+/* SPI */
+#define CONFIG_HARD_SPI
+#define CONFIG_MXC_SPI
+#define CONFIG_DEFAULT_SPI_BUS		1
+#define CONFIG_DEFAULT_SPI_MODE		SPI_MODE_0
+
+/* SPI FLASH - not used for environment */
+#define CONFIG_SPI_FLASH
+#define CONFIG_SPI_FLASH_STMICRO
+#define CONFIG_SPI_FLASH_CS		(IOMUX_TO_GPIO(MX53_PIN_CSI0_D11) \
+						 << 8) | 0
+#define CONFIG_SF_DEFAULT_MODE		SPI_MODE_0
+#define CONFIG_SF_DEFAULT_SPEED		25000000
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_CONS_INDEX		1
+#define CONFIG_BAUDRATE			115200
+#define CONFIG_SYS_BAUDRATE_TABLE	{9600, 19200, 38400, 57600, 115200}
+
+/* Command definition */
+#include <config_cmd_default.h>
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_MMC
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_EXT2
+#define CONFIG_CMD_MTDPARTS
+#define CONFIG_CMD_SPI
+#define CONFIG_CMD_SF
+#define CONFIG_CMD_GPIO
+
+#define CONFIG_BOOTDELAY	3
+
+#define CONFIG_LOADADDR		0x70800000	/* loadaddr env var */
+#define CONFIG_SYS_TEXT_BASE    0xf0001400 /* uboot in nor flash */
+
+#define CONFIG_ARP_TIMEOUT	200UL
+
+/* Miscellaneous configurable options */
+#define CONFIG_SYS_LONGHELP		/* undef to save memory */
+#define CONFIG_SYS_HUSH_PARSER		/* use "hush" command parser */
+#define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
+#define CONFIG_SYS_PROMPT		"IMA3 MX53 U-Boot > "
+#define CONFIG_AUTO_COMPLETE
+#define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size */
+
+/* Print Buffer Size */
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS	16	/* max number of command args */
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
+
+#define CONFIG_SYS_MEMTEST_START       0x70000000
+#define CONFIG_SYS_MEMTEST_END         0x10000
+
+#define CONFIG_SYS_LOAD_ADDR		CONFIG_LOADADDR
+
+#define CONFIG_SYS_HZ		1000
+#define CONFIG_CMDLINE_EDITING
+
+/* Stack sizes */
+#define CONFIG_STACKSIZE	(128 * 1024)	/* regular stack */
+
+/* Physical Memory Map */
+#define CONFIG_NR_DRAM_BANKS	1
+#define PHYS_SDRAM_1		CSD0_BASE_ADDR
+#define PHYS_SDRAM_1_SIZE	(1024 * 1024 * 1024)
+
+#define CONFIG_SYS_SDRAM_BASE		(PHYS_SDRAM_1)
+#define CONFIG_SYS_INIT_RAM_ADDR	(IRAM_BASE_ADDR)
+#define CONFIG_SYS_INIT_RAM_SIZE	(IRAM_SIZE)
+
+#define CONFIG_SYS_INIT_SP_OFFSET \
+	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_ADDR \
+	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
+
+#define CONFIG_MTD_DEVICE		/* needed for mtdparts commands */
+#define MTDIDS_DEFAULT		"nor0=f0000000.flash"
+
+/* FLASH and environment organization */
+
+#define CONFIG_SYS_FLASH_BASE		0xF0000000
+#define CONFIG_SYS_FLASH_CFI		/* Flash is CFI conformant */
+#define CONFIG_FLASH_CFI_DRIVER		/* Use the common driver */
+#define CONFIG_FLASH_CFI_MTD		/* with MTD support */
+#define CONFIG_SYS_FLASH_BANKS_LIST	{ CONFIG_SYS_FLASH_BASE }
+#define CONFIG_SYS_MAX_FLASH_BANKS	1
+#define CONFIG_SYS_MAX_FLASH_SECT	1024
+
+#define CONFIG_SYS_FLASH_EMPTY_INFO
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
+
+#define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
+#define CONFIG_SYS_MONITOR_LEN		(512 * 1024)
+
+#define CONFIG_ENV_SIZE        (8 * 1024)
+#define CONFIG_ENV_IS_IN_FLASH
+#define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE + \
+				CONFIG_SYS_MONITOR_LEN)
+#define CONFIG_ENV_SECT_SIZE	0x20000
+#define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + \
+					CONFIG_ENV_SECT_SIZE)
+#define CONFIG_ENV_SIZE_REDUND	CONFIG_ENV_SIZE
+
+/*
+ * Default environment and default scripts
+ * to update uboot and load kernel
+ */
+
+#define HOSTNAME ima3-mx53
+#define xstr(s)	str(s)
+#define str(s)	#s
+
+#define CONFIG_HOSTNAME ima3-mx53
+#define	CONFIG_EXTRA_ENV_SETTINGS					\
+	"netdev=eth0\0"							\
+	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
+		"nfsroot=${serverip}:${rootpath}\0"			\
+	"ramargs=setenv bootargs root=/dev/ram0 rw\0"			\
+	"addip_sta=setenv bootargs ${bootargs} "			\
+		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
+		":${hostname}:${netdev}:off panic=1\0"			\
+	"addip_dyn=setenv bootargs ${bootargs} ip=dhcp\0"		\
+	"addip=if test -n ${ipdyn};then run addip_dyn;"			\
+		"else run addip_sta;fi\0"	\
+	"addmtd=setenv bootargs ${bootargs} ${mtdparts}\0"		\
+	"addtty=setenv bootargs ${bootargs}"				\
+		" console=${console},${baudrate}\0"			\
+	"addmisc=setenv bootargs ${bootargs} ${misc}\0"			\
+	"console=ttymxc3\0"						\
+	"loadaddr=70800000\0"						\
+	"kernel_addr_r=70800000\0"					\
+	"ramdisk_addr_r=71000000\0"					\
+	"hostname=" xstr(CONFIG_HOSTNAME) "\0"				\
+	"bootfile=" xstr(CONFIG_HOSTNAME) "/uImage\0"			\
+	"ramdisk_file=" xstr(CONFIG_HOSTNAME) "/uRamdisk\0"		\
+	"mmcargs=setenv bootargs root=${mmcroot} "			\
+		"rootfstype=${mmcrootfstype}\0"				\
+	"mmcroot=/dev/mmcblk0p3 rw\0"					\
+	"mmcboot=echo Booting from mmc ...; "				\
+		"run mmcargs addip addtty addmtd addmisc mmcload;"	\
+		"bootm\0"						\
+	"mmcload=fatload mmc ${mmcdev}:${mmcpart} "			\
+		"${loadaddr} ${uimage}\0"				\
+	"mmcrootfstype=ext3 rootwait\0"					\
+	"flash_self=run ramargs addip addtty addmtd addmisc;"		\
+		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
+	"flash_nfs=run nfsargs addip addtty addmtd addmisc;"		\
+		"bootm ${kernel_addr}\0"				\
+	"net_nfs=tftp ${kernel_addr_r} ${bootfile}; "			\
+		"run nfsargs addip addtty addmtd addmisc;"		\
+		"bootm ${kernel_addr_r}\0"				\
+	"net_self_load=tftp ${ramdisk_addr_r} ${ramdisk_file};"		\
+		"tftp ${kernel_addr_r} ${bootfile}\0"			\
+	"net_self=if run net_self_load;then "				\
+		"run ramargs addip addtty addmtd addmisc;"		\
+		"bootm ${kernel_addr_r} ${ramdisk_addr_r};"		\
+		"else echo Images not loades;fi\0"			\
+	"satargs=setenv bootargs root=/dev/sda1\0"			\
+	"satafile=boot/uImage\0"					\
+	"ssdboot=echo Booting from ssd ...; "				\
+		"run satargs addip addtty addmtd addmisc;"		\
+		"sata init;ext2load sata 0:1 ${kernel_addr_r} "		\
+		"${satafile};bootm\0"					\
+	"u-boot=" xstr(CONFIG_HOSTNAME) "/u-boot.imx\0"			\
+	"uimage=uImage\0"						\
+	"load=tftp ${loadaddr} ${u-boot}\0"				\
+	"uboot_addr=0xf0001000\0"					\
+	"update=protect off 0xf0000000 +60000;"				\
+		"erase ${uboot_addr} +60000;"				\
+		"cp.b ${loadaddr} ${uboot_addr} ${filesize}\0"		\
+	"upd=if run load;then echo Updating u-boot;if run update;"	\
+		"then echo U-Boot updated;"				\
+			"else echo Error updating u-boot !;"		\
+			"echo Board without bootloader !!;"		\
+		"fi;"							\
+		"else echo U-Boot not downloaded..exiting;fi\0"		\
+	"bootcmd=run net_nfs\0"
+
+
+#define CONFIG_CMD_SATA
+#ifdef CONFIG_CMD_SATA
+	#define CONFIG_DWC_AHSATA
+	#define CONFIG_SYS_SATA_MAX_DEVICE      1
+	#define CONFIG_DWC_AHSATA_PORT_ID       0
+	#define CONFIG_DWC_AHSATA_BASE_ADDR     SATA_BASE_ADDR
+	#define CONFIG_LBA48
+	#define CONFIG_LIBATA
+#endif
+
+#endif				/* __CONFIG_H */