diff options
author | Stephen Warren <swarren@wwwdotorg.org> | 2012-08-05 16:07:22 +0000 |
---|---|---|
committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-09-01 14:58:21 +0200 |
commit | 0d04f34a357d004364b58159b64aad354e65137e (patch) | |
tree | 8b1d913d391a4b4693b33b261280765ed47a39a7 /board/raspberrypi/rpi_b | |
parent | efad6cf8818620b0d85405df2b810760b62acbb8 (diff) |
ARM: add Raspberry Pi model B board, using BCM2835 SoC
The Raspberry Pi model B uses the BCM2835 SoC, has 256MB of RAM,
contains an SMSC 9512 USB LAN/Hub chip, and various IO connectors.
For more details, see http://www.raspberrypi.org/.
Various portions (cache enable, MACH_TYPE setup, RAM size limit, stack
relocation to top of RAM) extracted from work by:
Oleksandr Tymoshenko <gonzo@bluezbox.com>.
GPIO driver enablement by Vikram Narayanan <vikram186@gmail.com>.
Signed-off-by: Stephen Warren <swarren@wwwdotorg.org>
Acked-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'board/raspberrypi/rpi_b')
-rw-r--r-- | board/raspberrypi/rpi_b/Makefile | 34 | ||||
-rw-r--r-- | board/raspberrypi/rpi_b/rpi_b.c | 34 |
2 files changed, 68 insertions, 0 deletions
diff --git a/board/raspberrypi/rpi_b/Makefile b/board/raspberrypi/rpi_b/Makefile new file mode 100644 index 00000000000..9d0c377c1b0 --- /dev/null +++ b/board/raspberrypi/rpi_b/Makefile @@ -0,0 +1,34 @@ +# +# 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 +# version 2 as published by the Free Software Foundation. +# +# 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 $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS := $(BOARD).o + +SRCS := $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/raspberrypi/rpi_b/rpi_b.c b/board/raspberrypi/rpi_b/rpi_b.c new file mode 100644 index 00000000000..688b0aade13 --- /dev/null +++ b/board/raspberrypi/rpi_b/rpi_b.c @@ -0,0 +1,34 @@ +/* + * (C) Copyright 2012 Stephen Warren + * + * 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 + * version 2 as published by the Free Software Foundation. + * + * 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 <asm/global_data.h> + +DECLARE_GLOBAL_DATA_PTR; + +int dram_init(void) +{ + gd->ram_size = CONFIG_SYS_SDRAM_SIZE; + + return 0; +} + +int board_init(void) +{ + gd->bd->bi_boot_params = 0x100; + + return 0; +} |