Add board specific information for AM43xx.
Signed-off-by: Lokesh Vutla lokeshvutla@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) +{ +}