arm: mx5: Add support for DENX M53EVK

Add basic support for the DENX M53EVK board. Currently supported is:
MMC (incl. booting)
NAND (incl. booting)
Ethernet, I2C, USB, SATA, RTC.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
Cc: Benoît Thébaudeau <benoit.thebaudeau@advansee.com>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Scott Wood <scottwood@freescale.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Tom Rini <trini@ti.com>
Cc: Wolfgang Denk <wd@denx.de>

MAINTAINERS

@@ -957,6 +957,7 @@ Marek Vasut <marek.vasut@gmail.com>
 	mx23_olinuxino	i.MX23
 	m28evk		i.MX28
 	sc_sps_1	i.MX28
+	m53evk		i.MX53
 
 Hugo Villeneuve <hugo.villeneuve@lyrtech.com>
 

board/denx/m53evk/Makefile

@@ -0,0 +1,40 @@
+#
+# DENX M53EVK
+# Copyright (C) 2012-2013 Marek Vasut <marex@denx.de>
+#
+# 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	:= m53evk.o
+
+SRCS	:= $(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
+
+#########################################################################

board/denx/m53evk/imximage.cfg

@@ -0,0 +1,108 @@
+/*
+ * DENX M53 DRAM init values
+ * Copyright (C) 2012-2013 Marek Vasut <marex@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
+ */
+#include <asm/imx-common/imximage.cfg>
+
+/* image version */
+IMAGE_VERSION	2
+
+
+/* Boot Offset 0x400, valid for both SD and NAND boot. */
+BOOT_OFFSET	FLASH_OFFSET_STANDARD
+
+/*
+ * 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
+ */
+DATA 4 0x53fa86f4 0x00000000	 /* GRP_DDRMODE_CTL */
+DATA 4 0x53fa8714 0x00000000	 /* GRP_DDRMODE */
+DATA 4 0x53fa86fc 0x00000000	 /* GRP_DDRPKE */
+DATA 4 0x53fa8724 0x04000000	 /* GRP_DDR_TYPE */
+
+DATA 4 0x53fa872c 0x00300000	 /* GRP_B3DS */
+DATA 4 0x53fa8554 0x00300000	 /* DRAM_DQM3 */
+DATA 4 0x53fa8558 0x00300040	 /* DRAM_SDQS3 */
+
+DATA 4 0x53fa8728 0x00300000	 /* GRP_B2DS */
+DATA 4 0x53fa8560 0x00300000	 /* DRAM_DQM2 */
+DATA 4 0x53fa8568 0x00300040	 /* DRAM_SDQS2 */
+
+DATA 4 0x53fa871c 0x00300000	 /* GRP_B1DS */
+DATA 4 0x53fa8594 0x00300000	 /* DRAM_DQM1 */
+DATA 4 0x53fa8590 0x00300040	 /* DRAM_SDQS1 */
+
+DATA 4 0x53fa8718 0x00300000	 /* GRP_B0DS */
+DATA 4 0x53fa8584 0x00300000	 /* DRAM_DQM0 */
+DATA 4 0x53fa857c 0x00300040	 /* DRAM_SDQS0 */
+
+DATA 4 0x53fa8578 0x00300000	 /* DRAM_SDCLK_0 */
+DATA 4 0x53fa8570 0x00300000	 /* DRAM_SDCLK_1 */
+
+DATA 4 0x53fa8574 0x00300000	 /* DRAM_CAS */
+DATA 4 0x53fa8588 0x00300000	 /* DRAM_RAS */
+DATA 4 0x53fa86f0 0x00300000	 /* GRP_ADDDS */
+DATA 4 0x53fa8720 0x00300000	 /* GRP_CTLDS */
+
+DATA 4 0x53fa8564 0x00300040	 /* DRAM_SDODT1 */
+DATA 4 0x53fa8580 0x00300040	 /* DRAM_SDODT0 */
+
+/* ESDCTL */
+DATA 4 0x63fd9088 0x32383535
+DATA 4 0x63fd9090 0x40383538
+DATA 4 0x63fd907c 0x0136014d
+DATA 4 0x63fd9080 0x01510141
+
+DATA 4 0x63fd9018 0x00011740
+DATA 4 0x63fd9000 0xc3190000
+DATA 4 0x63fd900c 0x555952e3
+DATA 4 0x63fd9010 0xb68e8b63
+DATA 4 0x63fd9014 0x01ff00db
+DATA 4 0x63fd902c 0x000026d2
+DATA 4 0x63fd9030 0x009f0e21
+DATA 4 0x63fd9008 0x12273030
+DATA 4 0x63fd9004 0x0002002d
+DATA 4 0x63fd901c 0x00008032
+DATA 4 0x63fd901c 0x00008033
+DATA 4 0x63fd901c 0x00028031
+DATA 4 0x63fd901c 0x092080b0
+DATA 4 0x63fd901c 0x04008040
+DATA 4 0x63fd901c 0x0000803a
+DATA 4 0x63fd901c 0x0000803b
+DATA 4 0x63fd901c 0x00028039
+DATA 4 0x63fd901c 0x09208138
+DATA 4 0x63fd901c 0x04008048
+DATA 4 0x63fd9020 0x00001800
+DATA 4 0x63fd9040 0x04b80003
+DATA 4 0x63fd9058 0x00022227
+DATA 4 0x63fd901c 0x00000000