ARM: AM43xx: Add Board files

Add board specific information for AM43xx.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>

board/ti/am43xx/Makefile

@@ -0,0 +1,38 @@
+#
+# Makefile
+#
+# Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+include $(TOPDIR)/config.mk
+
+LIB	= $(obj)lib$(BOARD).o
+
+ifdef CONFIG_SPL_BUILD
+COBJS	:= mux.o
+endif
+
+COBJS	+= board.o
+SRCS	:= $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS) $(SOBJS)
+	$(call cmd_link_o_target, $(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
+
+#########################################################################

board/ti/am43xx/board.c

@@ -0,0 +1,56 @@
+/*
+ * board.c
+ *
+ * Board functions for TI AM43XX based boards
+ *
+ * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <spl.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/mux.h>
+#include "board.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_SPL_BUILD
+
+const struct dpll_params dpll_ddr = {
+		266, OSC-1, 1, -1, -1, -1, -1};
+
+const struct dpll_params *get_dpll_ddr_params(void)
+{
+	return &dpll_ddr;
+}
+
+void set_uart_mux_conf(void)
+{
+	enable_uart0_pin_mux();
+}
+
+void set_mux_conf_regs(void)
+{
+	enable_board_pin_mux();
+}
+
+void sdram_init(void)
+{
+}
+#endif
+
+int board_init(void)
+{
+	gd->bd->bi_boot_params = PHYS_DRAM_1 + 0x100;
+
+	return 0;
+}
+
+#ifdef CONFIG_BOARD_LATE_INIT
+int board_late_init(void)
+{
+	return 0;
+}
+#endif

board/ti/am43xx/board.h

@@ -0,0 +1,17 @@
+/*
+ * board.h
+ *
+ * TI AM437x boards information header
+ * Derived from AM335x board.
+ *
+ * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _BOARD_H_
+#define _BOARD_H_
+
+void enable_uart0_pin_mux(void);
+void enable_board_pin_mux(void);
+#endif

board/ti/am43xx/mux.c

@@ -0,0 +1,27 @@
+/*
+ * mux.c
+ *
+ * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/mux.h>
+#include "board.h"
+
+static struct module_pin_mux uart0_pin_mux[] = {
+	{OFFSET(uart0_rxd), (MODE(0) | RXACTIVE)},	/* UART0_RXD */
+	{OFFSET(uart0_txd), (MODE(0))},			/* UART0_TXD */
+	{-1},
+};
+
+void enable_uart0_pin_mux(void)
+{
+	configure_module_pin_mux(uart0_pin_mux);
+}
+
+void enable_board_pin_mux(void)
+{
+}