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authorMagnus Lilja <lilja.magnus@gmail.com>2009-07-01 01:07:55 +0200
committerJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2009-07-06 21:52:38 +0200
commit8449f287f5c53d59db13c3c512e6bd1750b692d1 (patch)
tree25563ce5e1a5cb9ad99dca4a5c291af4ee0d8e5a /board
parent8d460a573e2a2ac4834636903865a0428ad0e629 (diff)
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MX31: Add basic support for Freescale i.MX31 PDK board.
Add support for Freescale's i.MX31 PDK board (a.k.a. 3 stack board). This patch assumes that some other program performs the actual NAND boot. Signed-off-by: Magnus Lilja <lilja.magnus@gmail.com> Acked-by: Fabio Estevam <fabioestevam@yahoo.com> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'board')
-rw-r--r--board/freescale/mx31pdk/Makefile52
-rw-r--r--board/freescale/mx31pdk/config.mk1
-rw-r--r--board/freescale/mx31pdk/mx31pdk.c63
3 files changed, 116 insertions, 0 deletions
diff --git a/board/freescale/mx31pdk/Makefile b/board/freescale/mx31pdk/Makefile
new file mode 100644
index 0000000..d5d8f04
--- /dev/null
+++ b/board/freescale/mx31pdk/Makefile
@@ -0,0 +1,52 @@
+#
+# (C) Copyright 2008 Magnus Lilja <lilja.magnus@gmail.com>
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd@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., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).a
+
+COBJS := mx31pdk.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS) $(SOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/freescale/mx31pdk/config.mk b/board/freescale/mx31pdk/config.mk
new file mode 100644
index 0000000..d34dc02
--- /dev/null
+++ b/board/freescale/mx31pdk/config.mk
@@ -0,0 +1 @@
+TEXT_BASE = 0x87f00000
diff --git a/board/freescale/mx31pdk/mx31pdk.c b/board/freescale/mx31pdk/mx31pdk.c
new file mode 100644
index 0000000..6b60c17
--- /dev/null
+++ b/board/freescale/mx31pdk/mx31pdk.c
@@ -0,0 +1,63 @@
+/*
+ *
+ * (C) Copyright 2009 Magnus Lilja <lilja.magnus@gmail.com>
+ *
+ * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+
+#include <common.h>
+#include <asm/arch/mx31.h>
+#include <asm/arch/mx31-regs.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int dram_init(void)
+{
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+
+ return 0;
+}
+
+int board_init(void)
+{
+ /* CS5: CPLD incl. network controller */
+ __REG(CSCR_U(5)) = 0x0000d843;
+ __REG(CSCR_L(5)) = 0x22252521;
+ __REG(CSCR_A(5)) = 0x22220a00;
+
+ /* Setup UART1 and SPI2 pins */
+ mx31_uart1_hw_init();
+ mx31_spi2_hw_init();
+
+ gd->bd->bi_arch_number = MACH_TYPE_MX31_3DS; /* board id for linux */
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
+
+ return 0;
+}
+
+int checkboard(void)
+{
+ printf("Board: i.MX31 MAX PDK (3DS)\n");
+ return 0;
+}