SPEAr : Support added for SPEAr300 board

SPEAr300 SoC support contains basic spear300 support along with the
usage of following drivers
- serial driver(UART)
- i2c driver
- smi driver
- nand driver(FSMC)
- usbd driver

Signed-off-by: Vipin <vipin.kumar@st.com>

3 files changed, 148 insertions, 0 deletions

diff --git a/board/spear/spear300/Makefile b/board/spear/spear300/Makefile
new file mode 100755
index 0000000..b5168ff
--- /dev/null
+++ b/board/spear/spear300/Makefile
@@ -0,0 +1,51 @@
+#
+# (C) Copyright 2000-2004
+# 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	:= spear300.o
+SOBJS	:=
+
+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/spear/spear300/config.mk b/board/spear/spear300/config.mk
new file mode 100755
index 0000000..35646f2
--- /dev/null
+++ b/board/spear/spear300/config.mk
@@ -0,0 +1,39 @@
+#
+# (C) Copyright 2009
+# Vipin Kumar, ST Microelectronics <vipin.kumar@st.com>
+#
+# 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
+#
+
+#########################################################################
+
+TEXT_BASE = 0x00700000
+
+ALL += $(obj)u-boot.img
+
+# Environment variables in NAND
+ifeq ($(ENV),NAND)
+PLATFORM_RELFLAGS += -DCONFIG_ENV_IS_IN_NAND
+else
+PLATFORM_RELFLAGS += -DCONFIG_ENV_IS_IN_FLASH
+endif
+
+ifeq ($(CONSOLE),USB)
+PLATFORM_RELFLAGS += -DCONFIG_SPEAR_USBTTY
+endif
diff --git a/board/spear/spear300/spear300.c b/board/spear/spear300/spear300.c
new file mode 100755
index 0000000..60ee544
--- /dev/null
+++ b/board/spear/spear300/spear300.c
@@ -0,0 +1,58 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
+ *
+ * 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 <nand.h>
+#include <asm/io.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/spr_defs.h>
+#include <asm/arch/spr_misc.h>
+#include <asm/arch/spr_nand.h>
+
+int board_init(void)
+{
+	return spear_board_init(MACH_TYPE_SPEAR300);
+}
+
+/*
+ * board_nand_init - Board specific NAND initialization
+ * @nand:	mtd private chip structure
+ *
+ * Called by nand_init_chip to initialize the board specific functions
+ */
+
+int board_nand_init(struct nand_chip *nand)
+{
+	struct misc_regs *const misc_regs_p =
+	    (struct misc_regs *)CONFIG_SPEAR_MISCBASE;
+
+	if (((readl(&misc_regs_p->auto_cfg_reg) & MISC_SOCCFGMSK) ==
+	     MISC_SOCCFG30) ||
+	    ((readl(&misc_regs_p->auto_cfg_reg) & MISC_SOCCFGMSK) ==
+	     MISC_SOCCFG31)) {
+
+		return spear_nand_init(nand);
+	}
+
+	return -1;
+}