linux-kernel - Re: [PATCH v4 5/5] ARM: davinci: da850: override mmc DT node device name

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Message-ID: <512E1259.5020903@gmail.com>
Date:	Wed, 27 Feb 2013 08:04:09 -0600
From:	Rob Herring <robherring2@...il.com>
To:	"Manjunathappa, Prakash" <prakash.pm@...com>
CC:	linux-mmc@...r.kernel.org, grant.likely@...retlab.ca,
	rob@...dley.net, linux@....linux.org.uk, nsekhar@...com,
	hs@...x.de, devicetree-discuss@...ts.ozlabs.org,
	linux-doc@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	cjb@...top.org, davinci-linux-open-source@...ux.davincidsp.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 5/5] ARM: davinci: da850: override mmc DT node device
 name

On 02/15/2013 12:22 AM, Manjunathappa, Prakash wrote:
> Populate OF_DEV_AUXDATA with desired device name expected by
> davinci_mmc driver. Without this clk_get of davinci_mmc DT driver
> fails.
> 
> Signed-off-by: Manjunathappa, Prakash <prakash.pm@...com>
> Cc: linux-mmc@...r.kernel.org
> Cc: linux-arm-kernel@...ts.infradead.org
> Cc: linux-kernel@...r.kernel.org
> Cc: davinci-linux-open-source@...ux.davincidsp.com
> Cc: devicetree-discuss@...ts.ozlabs.org
> Cc: cjb@...top.org
> Cc: Sekhar Nori <nsekhar@...com>
> ---
> Since v2:
> Rebased on top of v3.9/dt-2 branch of linux_davinci and reordered this patch.
> 
>  arch/arm/mach-davinci/da8xx-dt.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/arm/mach-davinci/da8xx-dt.c b/arch/arm/mach-davinci/da8xx-dt.c
> index 5404e92..2b740a9 100644
> --- a/arch/arm/mach-davinci/da8xx-dt.c
> +++ b/arch/arm/mach-davinci/da8xx-dt.c
> @@ -40,6 +40,8 @@ static void __init da8xx_init_irq(void)
>  struct of_dev_auxdata da850_auxdata_lookup[] __initdata = {
>  	OF_DEV_AUXDATA("ti,davinci-i2c", 0x01c22000, "i2c_davinci.1", NULL),
>  	OF_DEV_AUXDATA("ti,davinci-wdt", 0x01c21000, "watchdog", NULL),
> +	OF_DEV_AUXDATA("ti,davinci-mmc-da830", 0x01c40000, "davinci-mmc-da830.0",
> +			NULL),

If you only need clock lookup, just add a clkdev entry with the new name.

Rob
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