linux-kernel - Re: [PATCH v2 2/2] ARM: OMAP2+: Enable pinctrl dummy states

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Message-ID: <20120917172849.GQ4521@atomide.com>
Date:	Mon, 17 Sep 2012 10:28:49 -0700
From:	Tony Lindgren <tony@...mide.com>
To:	Matt Porter <mporter@...com>
Cc:	Linux OMAP List <linux-omap@...r.kernel.org>,
	Linux SPI Devel List 
	<spi-devel-general@...ts.sourceforge.net>,
	Grant Likely <grant.likely@...retlab.ca>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux ARM Kernel List <linux-arm-kernel@...ts.infradead.org>,
	AnilKumar <anilkumar@...com>
Subject: Re: [PATCH v2 2/2] ARM: OMAP2+: Enable pinctrl dummy states

* Matt Porter <mporter@...com> [120917 10:21]:
> Enable pinctrl dummy states for all OMAP platforms that don't
> populate DT. This allows drivers to be converted to pinctrl
> and not generate new warnings on platforms that do not provide
> pinctrl data. These platforms already have pinmuxes configured
> before the drivers probe.

Thanks this should do the trick until we've converted to use DT.
I'll queue this for the upcoming merge window.

Regards,

Tony
 
> Signed-off-by: Matt Porter <mporter@...com>
> ---
>  arch/arm/mach-omap2/devices.c |    5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
> index 1efa984..6ef4010 100644
> --- a/arch/arm/mach-omap2/devices.c
> +++ b/arch/arm/mach-omap2/devices.c
> @@ -17,6 +17,7 @@
>  #include <linux/err.h>
>  #include <linux/slab.h>
>  #include <linux/of.h>
> +#include <linux/pinctrl/machine.h>
>  #include <linux/platform_data/omap4-keypad.h>
>  
>  #include <asm/mach-types.h>
> @@ -628,6 +629,10 @@ static inline void omap_init_vout(void) {}
>  
>  static int __init omap2_init_devices(void)
>  {
> +	/* Enable dummy states for those platforms without pinctrl support */
> +	if (!of_have_populated_dt())
> +		pinctrl_provide_dummies();
> +
>  	/*
>  	 * please keep these calls, and their implementations above,
>  	 * in alphabetical order so they're easier to sort through.
> -- 
> 1.7.9.5
> 
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