[U-Boot] [PATCH 1/6] ARM: AM43xx: Add Board files
Lokesh Vutla
lokeshvutla at ti.com
Thu Jul 11 17:12:09 CEST 2013
Add board specific information for AM43xx.
Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
---
board/ti/am43xx/Makefile | 46 ++++++++++++++++++++++++++++++++++++++
board/ti/am43xx/board.c | 55 ++++++++++++++++++++++++++++++++++++++++++++++
board/ti/am43xx/board.h | 25 +++++++++++++++++++++
board/ti/am43xx/mux.c | 35 +++++++++++++++++++++++++++++
4 files changed, 161 insertions(+)
create mode 100644 board/ti/am43xx/Makefile
create mode 100644 board/ti/am43xx/board.c
create mode 100644 board/ti/am43xx/board.h
create mode 100644 board/ti/am43xx/mux.c
diff --git a/board/ti/am43xx/Makefile b/board/ti/am43xx/Makefile
new file mode 100644
index 0000000..b1301c8
--- /dev/null
+++ b/board/ti/am43xx/Makefile
@@ -0,0 +1,46 @@
+#
+# Makefile
+#
+# Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
+#
+# 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 "as is" WITHOUT ANY WARRANTY of any
+# kind, whether express or implied; without even the implied warranty
+# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+
+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
+
+#########################################################################
diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c
new file mode 100644
index 0000000..f65347f
--- /dev/null
+++ b/board/ti/am43xx/board.c
@@ -0,0 +1,55 @@
+/*
+ * board.c
+ *
+ * Board functions for TI AM43XX based boards
+ *
+ * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/
+ *
+ * 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.
+ */
+
+#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
+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
diff --git a/board/ti/am43xx/board.h b/board/ti/am43xx/board.h
new file mode 100644
index 0000000..f6b31d3
--- /dev/null
+++ b/board/ti/am43xx/board.h
@@ -0,0 +1,25 @@
+/*
+ * board.h
+ *
+ * TI AM437x boards information header
+ * Derived from AM335x board.
+ *
+ * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/
+ *
+ * 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.
+ */
+
+#ifndef _BOARD_H_
+#define _BOARD_H_
+
+void enable_uart0_pin_mux(void);
+void enable_board_pin_mux(void);
+#endif
diff --git a/board/ti/am43xx/mux.c b/board/ti/am43xx/mux.c
new file mode 100644
index 0000000..432ddb4
--- /dev/null
+++ b/board/ti/am43xx/mux.c
@@ -0,0 +1,35 @@
+/*
+ * mux.c
+ *
+ * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * 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 "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#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)
+{
+}
--
1.7.9.5
More information about the U-Boot
mailing list