linux-kernel - Re: [PATCH 2/2] AT91: atmel-mci: Platform configuration to the the atmel-mci driver

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Date:	Tue, 23 Jun 2009 23:36:47 +0200
From:	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
To:	Nicolas Ferre <nicolas.ferre@...el.com>
Cc:	pierre@...man.eu, avictor.za@...il.com,
	linux-kernel@...r.kernel.org, haavard.skinnemoen@...el.com,
	linux-arm-kernel@...ts.arm.linux.org.uk, rob@...nuele.us
Subject: Re: [PATCH 2/2] AT91: atmel-mci: Platform configuration to the the
 atmel-mci driver

On 19:39 Tue 23 Jun     , Nicolas Ferre wrote:
> From: Rob Emanuele <rob@...nuele.us>
> 
> Created a modified version of the at91sam9g20 evaluation kit platform
> (board-sam9g20ek-2slot-mmc.c) and device support to make use of the updated
> atmel-mci driver.
> As the use of two slots modify GPIO pin allocation, we create another board
> file.
> 
> Signed-off-by: Rob Emanuele <rob@...nuele.us>
> [nicolas.ferre@...el.com: printk, slot_count modification in at91sam9260_devices.c file]
> Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>
> ---
> This requires getting the most updated arch/arm/tools/mach-types from
> http://www.arm.linux.org.uk/developer/machines/download.php to have the machine
> type for the at91sam9g20ek-2slot-mmc board.
> 
>  arch/arm/mach-at91/Kconfig                     |    7 +
>  arch/arm/mach-at91/Makefile                    |    1 +
>  arch/arm/mach-at91/at91sam9260_devices.c       |   96 ++++++++
>  arch/arm/mach-at91/board-sam9g20ek-2slot-mmc.c |  277 ++++++++++++++++++++++++
>  arch/arm/mach-at91/include/mach/board.h        |    5 +
>  5 files changed, 386 insertions(+), 0 deletions(-)
>  create mode 100644 arch/arm/mach-at91/board-sam9g20ek-2slot-mmc.c
> 
> diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
> index 323b47f..5c8d770 100644
> --- a/arch/arm/mach-at91/Kconfig
> +++ b/arch/arm/mach-at91/Kconfig
> @@ -276,6 +276,13 @@ config MACH_AT91SAM9G20EK
>  	help
>  	  Select this if you are using Atmel's AT91SAM9G20-EK Evaluation Kit.
>  
> +config MACH_AT91SAM9G20EK_2MMC
> +	bool "Atmel AT91SAM9G20-EK Evaluation Kit modified for 2 MMC Slots"
> +	depends on ARCH_AT91SAM9G20
> +	help
> +	  Select this if you are using an Atmel AT91SAM9G20-EK Evaluation Kit
> +	  Rev A or B modified for 2 MMC Slots.
create a new machine id for just such update :(
is this not possible to detect it and use the same machine?

Best Regards,
J.
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