diff options
Diffstat (limited to 'board/freescale/mx28')
-rw-r--r-- | board/freescale/mx28/Makefile | 52 | ||||
-rw-r--r-- | board/freescale/mx28/config.mk | 6 | ||||
-rw-r--r-- | board/freescale/mx28/lowlevel_init.S | 34 | ||||
-rw-r--r-- | board/freescale/mx28/mx28.c | 82 | ||||
-rw-r--r-- | board/freescale/mx28/u-boot.lds | 51 |
5 files changed, 225 insertions, 0 deletions
diff --git a/board/freescale/mx28/Makefile b/board/freescale/mx28/Makefile new file mode 100644 index 0000000..5460fcb --- /dev/null +++ b/board/freescale/mx28/Makefile @@ -0,0 +1,52 @@ +# +# (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 := mx28.o +SOBJS := lowlevel_init.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/mx28/config.mk b/board/freescale/mx28/config.mk new file mode 100644 index 0000000..7b57ec3 --- /dev/null +++ b/board/freescale/mx28/config.mk @@ -0,0 +1,6 @@ +# +# image should be loaded at 0x41008000 +# +LDSCRIPT := $(SRCTREE)/board/$(VENDOR)/$(BOARD)/u-boot.lds + +TEXT_BASE = 0x41008000 diff --git a/board/freescale/mx28/lowlevel_init.S b/board/freescale/mx28/lowlevel_init.S new file mode 100644 index 0000000..e874e4f --- /dev/null +++ b/board/freescale/mx28/lowlevel_init.S @@ -0,0 +1,34 @@ +/* + * Board specific setup info + * + * (C) Copyright 2003, ARM Ltd. + * Philippe Robin, <philippe.robin@arm.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 <config.h> +#include <version.h> + +/* Set up the platform, once the cpu has been initialized */ +.globl lowlevel_init +lowlevel_init: + + /* All SDRAM settings are done by sdram_prep */ + mov pc, lr diff --git a/board/freescale/mx28/mx28.c b/board/freescale/mx28/mx28.c new file mode 100644 index 0000000..fa53e82 --- /dev/null +++ b/board/freescale/mx28/mx28.c @@ -0,0 +1,82 @@ +/* + * + * (c) 2008 Embedded Alley Solutions, Inc. + * + * (C) Copyright 2009 Freescale Semiconductor, Inc. + * + * 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/mx28.h> +#include <asm/arch/clkctrl.h> +#include <asm/arch/pinmux.h> +#include <asm/arch/spi.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define KHz 1000 +#define MHz (1000 * KHz) + +static void set_pinmux(void) +{ +} + +#define IO_DIVIDER 18 +static void set_clocks(void) +{ +} + +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) +{ + /* arch number of Freescale STMP 378x development board */ + /* gd->bd->bi_arch_number = MACH_TYPE_MX28_EVK; */ + + /* adress of boot parameters */ + gd->bd->bi_boot_params = LINUX_BOOT_PARAM_ADDR; + + set_clocks(); + + set_pinmux(); + + /* Configure SPI on SSP1 or SSP2 */ + spi_init(); + + return 0; +} + +int misc_init_r(void) +{ + return 0; +} + +int checkboard(void) +{ + printf("Board: MX28 EVK \n"); + return 0; +} diff --git a/board/freescale/mx28/u-boot.lds b/board/freescale/mx28/u-boot.lds new file mode 100644 index 0000000..82cb8e3 --- /dev/null +++ b/board/freescale/mx28/u-boot.lds @@ -0,0 +1,51 @@ +/* + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, <gj@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 + */ + +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + . = ALIGN(4); + .text : + { + cpu/arm926ejs/start.o (.text) + *(.text) + } + .rodata : { *(.rodata) } + . = ALIGN(4); + .data : { *(.data) } + . = ALIGN(4); + .got : { *(.got) } + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + . = ALIGN(4); + __bss_start = .; + .bss (NOLOAD) : { *(.bss) } + _end = .; +} |