[PATCH 5/5] Raspberry-Pi: add support

[Jean-Christophe PLAGNIOL-VILLARD]

On 23:52 Thu 11 Oct     , Carlo Caione wrote:
> Signed-off-by: Carlo Caione <carlo.caione at gmail.com>
> ---
>  arch/arm/Makefile                                  |  1 +
>  arch/arm/boards/raspberry-pi/Kconfig               | 10 ++++
>  arch/arm/boards/raspberry-pi/Makefile              |  1 +
>  arch/arm/boards/raspberry-pi/config.h              |  4 ++
>  .../arm/boards/raspberry-pi/env/init/bootargs-base |  8 +++
>  arch/arm/boards/raspberry-pi/env/init/hostname     |  8 +++
>  arch/arm/boards/raspberry-pi/rpi.c                 | 58 ++++++++++++++++++++++
>  arch/arm/configs/rpi_defconfig                     | 40 +++++++++++++++
>  8 files changed, 130 insertions(+)
>  create mode 100644 arch/arm/boards/raspberry-pi/Kconfig
>  create mode 100644 arch/arm/boards/raspberry-pi/Makefile
>  create mode 100644 arch/arm/boards/raspberry-pi/config.h
>  create mode 100644 arch/arm/boards/raspberry-pi/env/init/bootargs-base
>  create mode 100644 arch/arm/boards/raspberry-pi/env/init/hostname
>  create mode 100644 arch/arm/boards/raspberry-pi/rpi.c
>  create mode 100644 arch/arm/configs/rpi_defconfig
> 
> diff --git a/arch/arm/Makefile b/arch/arm/Makefile
> index 2ea11d6..adfe590 100644
> --- a/arch/arm/Makefile
> +++ b/arch/arm/Makefile
> @@ -113,6 +113,7 @@ board-$(CONFIG_MACH_PCM043)			:= pcm043
>  board-$(CONFIG_MACH_PM9261)			:= pm9261
>  board-$(CONFIG_MACH_PM9263)			:= pm9263
>  board-$(CONFIG_MACH_PM9G45)			:= pm9g45
> +board-$(CONFIG_MACH_RPI)				:= raspberry-pi
>  board-$(CONFIG_MACH_SCB9328)			:= scb9328
>  board-$(CONFIG_MACH_NESO)			:= guf-neso
>  board-$(CONFIG_MACH_MX23EVK)			:= freescale-mx23-evk
> diff --git a/arch/arm/boards/raspberry-pi/Kconfig b/arch/arm/boards/raspberry-pi/Kconfig
> new file mode 100644
> index 0000000..3ac8829
> --- /dev/null
> +++ b/arch/arm/boards/raspberry-pi/Kconfig
> @@ -0,0 +1,10 @@
> +if MACH_RPI
> +
> +config ARCH_TEXT_BASE
> +	hex
> +	default 0x04000000
> +
> +config BOARDINFO
> +	default "RaspberryPi (BCM2835/ARM1176JZF-S)"
> +
> +endif
> diff --git a/arch/arm/boards/raspberry-pi/Makefile b/arch/arm/boards/raspberry-pi/Makefile
> new file mode 100644
> index 0000000..6ce5ede
> --- /dev/null
> +++ b/arch/arm/boards/raspberry-pi/Makefile
> @@ -0,0 +1 @@
> +obj-$(CONFIG_MACH_RPI) += rpi.o
> diff --git a/arch/arm/boards/raspberry-pi/config.h b/arch/arm/boards/raspberry-pi/config.h
> new file mode 100644
> index 0000000..ca15136
> --- /dev/null
> +++ b/arch/arm/boards/raspberry-pi/config.h
> @@ -0,0 +1,4 @@
> +#ifndef __CONFIG_H
> +#define __CONFIG_H
> +
> +#endif	/* __CONFIG_H */
> diff --git a/arch/arm/boards/raspberry-pi/env/init/bootargs-base b/arch/arm/boards/raspberry-pi/env/init/bootargs-base
> new file mode 100644
> index 0000000..d869754
> --- /dev/null
> +++ b/arch/arm/boards/raspberry-pi/env/init/bootargs-base
> @@ -0,0 +1,8 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> +	init-menu-add-entry "$0" "Base bootargs"
> +	exit
> +fi
> +
> +global.linux.bootargs.base="console=ttymxc0,115200"
> diff --git a/arch/arm/boards/raspberry-pi/env/init/hostname b/arch/arm/boards/raspberry-pi/env/init/hostname
> new file mode 100644
> index 0000000..7e8f294
> --- /dev/null
> +++ b/arch/arm/boards/raspberry-pi/env/init/hostname
> @@ -0,0 +1,8 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> +	init-menu-add-entry "$0" "hostname"
> +	exit
> +fi
> +
> +global.hostname=Raspberry-Pi
> diff --git a/arch/arm/boards/raspberry-pi/rpi.c b/arch/arm/boards/raspberry-pi/rpi.c
> new file mode 100644
> index 0000000..4d861e4
> --- /dev/null
> +++ b/arch/arm/boards/raspberry-pi/rpi.c
> @@ -0,0 +1,58 @@
> +/*
> + * Copyright (C) 2009 Carlo Caione <carlo at carlocaione.org>
> + *
> + * 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 <init.h>
> +#include <asm/armlinux.h>
> +#include <generated/mach-types.h>
> +#include <environment.h>
> +#include <partition.h>
> +#include <sizes.h>
> +
> +#include <mach/gpio.h>
> +#include <mach/core.h>
> +#include <mach/platform.h>
> +#include <io.h>
> +
> +static int rpi_mem_init(void)
> +{
> +	ulong memsize;
> +
> +	memsize = get_ram_size((ulong *)BCM2835_SDRAM_BASE, SZ_128M);
will prefer this in the soc but ok
> +	bcm2835_add_device_sdram(memsize);
> +	return 0;
> +}
> +mem_initcall(rpi_mem_init);

Best Regards,
J.