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i.MX27 family: Add the Phytec PCM970 evaluation board

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The Phytec phyCORE-i.MX27 CPU module is delivered with the PCM970
baseboard by default. This patch adds support for the hardware.

This code is only an empty stub; it is filled up with functionality
in a later patch series.

Signed-off-by: Juergen Beisert <j.beisert@pengutronix.de>
This commit is contained in:
Juergen Beisert 2008-07-05 10:03:01 +02:00 committed by Robert Schwebel
parent 7e5e9f5457
commit ff6552e4f3
5 changed files with 56 additions and 0 deletions
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14
arch/arm/mach-mx2/Kconfig
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@ -23,3 +23,17 @@ config MACH_PCM038
help help
Include support for phyCORE-i.MX27 (aka pcm038) platform. This Include support for phyCORE-i.MX27 (aka pcm038) platform. This
includes specific configurations for the module and its peripherals. includes specific configurations for the module and its peripherals.
choice
prompt "Baseboard"
depends on MACH_PCM038
default MACH_PCM970_BASEBOARD
config MACH_PCM970_BASEBOARD
prompt "PHYTEC PCM970 development board"
bool
help
This adds board specific devices that can be found on Phytec's
PCM970 evaluation board.
endchoice

1
arch/arm/mach-mx2/Makefile
View file

@ -11,3 +11,4 @@ obj-$(CONFIG_MACH_MX27) += clock_imx27.o
obj-$(CONFIG_MACH_MX27ADS) += mx27ads.o obj-$(CONFIG_MACH_MX27ADS) += mx27ads.o
obj-$(CONFIG_MACH_PCM038) += pcm038.o obj-$(CONFIG_MACH_PCM038) += pcm038.o
obj-$(CONFIG_MACH_PCM970_BASEBOARD) += pcm970-baseboard.o

4
arch/arm/mach-mx2/pcm038.c
View file

@ -177,6 +177,10 @@ static void __init pcm038_init(void)
imx_init_uart(i, &uart_pdata[i]); imx_init_uart(i, &uart_pdata[i]);
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
#ifdef CONFIG_MACH_PCM970_BASEBOARD
pcm970_baseboard_init();
#endif
} }
static void __init pcm038_timer_init(void) static void __init pcm038_timer_init(void)

32
arch/arm/mach-mx2/pcm970-baseboard.c Normal file
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@ -0,0 +1,32 @@
/*
* Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
*
* 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., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#include <linux/platform_device.h>
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
/*
* system init for baseboard usage. Will be called by pcm038 init.
*
* Add platform devices present on this baseboard and init
* them from CPU side as far as required to use them later on
*/
void __init pcm970_baseboard_init(void)
{
}

5
include/asm-arm/arch-mxc/board-pcm038.h
View file

@ -30,7 +30,12 @@
* its own devices, it calls baseboard's init function. * its own devices, it calls baseboard's init function.
* TODO: Add your own baseboard init function and call it from * TODO: Add your own baseboard init function and call it from
* inside pcm038_init(). * inside pcm038_init().
*
* This example here is for the development board. Refer pcm970-baseboard.c
*/ */
extern void pcm970_baseboard_init(void);
#endif #endif
#endif /* __ASM_ARCH_MXC_BOARD_PCM038_H__ */ #endif /* __ASM_ARCH_MXC_BOARD_PCM038_H__ */