[PATCH RESEND v2 1/2] arm/dts: Add AM33XX basic pinctrl support

Peter Ujfalusi peter.ujfalusi at ti.com
Fri Jul 27 05:10:52 EDT 2012


Hi,

On 07/24/2012 06:45 PM, AnilKumar Ch wrote:
> Adds basic pinctrl support for AM33XX family of devices. This patch
> is based on the pinctrl-simple driver submitted by Tony Lindgren's
> here: http://lwn.net/Articles/496075/
> 
> Signed-off-by: AnilKumar Ch <anilkumar at ti.com>
> ---
>  arch/arm/boot/dts/am33xx.dtsi |    9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
> index 59509c4..9b974dc 100644
> --- a/arch/arm/boot/dts/am33xx.dtsi
> +++ b/arch/arm/boot/dts/am33xx.dtsi
> @@ -40,6 +40,15 @@
>  		};
>  	};
>  
> +	am3358_pinmux: pinmux at 44E10800 {
> +		compatible = "pinctrl-single";
> +		reg = <0x44E10800 0x0338>;

I'm just curious about the size here: how it ended up as 0x0338?
While looking at the TRM of AM335x I can come up with 0x0238 (0x44e10800 -
0x44e10a38), but I don't see any sings of the remaining 0x0100 to be
documented at least.

> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		pinctrl-single,register-width = <32>;
> +		pinctrl-single,function-mask = <0x7F>;
> +	};
> +
>  	/*
>  	 * XXX: Use a flat representation of the AM33XX interconnect.
>  	 * The real AM33XX interconnect network is quite complex.Since
> 
-- 
Péter



More information about the linux-arm-kernel mailing list