RE: [PATCH] Initializing gpmc before accessing flash

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> -----Original Message-----
> From: linux-omap-owner@xxxxxxxxxxxxxxx [mailto:linux-omap-
> owner@xxxxxxxxxxxxxxx] On Behalf Of Mathieu Poirier
> Sent: Wednesday, August 11, 2010 8:12 PM
> To: tony@xxxxxxxxxxx
> Cc: linux-omap@xxxxxxxxxxxxxxx; Mathieu Poirier
> Subject: [PATCH] Initializing gpmc before accessing flash
> 
> >From b12de3010763a8c047eefd2eb9296eb68157b07e Mon Sep 17 00:00:00 2001
> From: Mathieu J. Poirier <mathieu.poirier@xxxxxxxxxxxxx>
> Date: Tue, 10 Aug 2010 17:14:25 -0400
> Subject: [PATCH] Initializing gpmc before accessing flash
> 
> Adding initialization of the General Purpose Memory Controller
> (gpmc) in 'omap3beagle_flash_init'.
> 
> The gpmc init was decoupled from nand flash init and
> got its own init function.  This change was not reflected in
> 'omap3beagle_flash_init' resulting in a lookup failure when
> probing for flash.
> 
> BugLink: https://bugs/launchpad.net/bugs/608266
> 
> Signed-off-by: Mathieu Poirier <mathieu.poirier@xxxxxxxxxxxxx>
> ---
>  arch/arm/mach-omap2/board-omap3beagle.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-
> omap2/board-omap3beagle.c
> index 7a1b351..e1203a4 100644
> --- a/arch/arm/mach-omap2/board-omap3beagle.c
> +++ b/arch/arm/mach-omap2/board-omap3beagle.c
> @@ -466,6 +466,7 @@ static void __init omap3beagle_flash_init(void)
>  		omap3beagle_nand_data.gpmc_cs_baseaddr = (void *)
>  			(gpmc_base_add + GPMC_CS0_BASE + nandcs * GPMC_CS_SIZE);
>  		omap3beagle_nand_data.gpmc_baseaddr = (void *)
> (gpmc_base_add);
> +               gpmc_nand_init(&omap3beagle_nand_data);
[Ghorai] things are queued for 2.6.36; can refer 
http://git.kernel.org/?p=linux/kernel/git/tmlind/linux-omap-2.6.git;a=commit;h=f450d86790ebf72ac93c7ea5addd6fa278aae64c

> 
>  		printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
>  		if (platform_device_register(&omap3beagle_nand_device) < 0)
> --
> 1.7.0.4
> 
> 
> 
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