[PATCHv2 3/3] arm: dts: add bandgap entry for OMAP4460 devices

Benoit Cousson b-cousson at ti.com
Wed May 15 11:23:33 EDT 2013


Hi Eduardo,

On 05/15/2013 04:58 PM, Eduardo Valentin wrote:
> Include bandgap devices for OMAP4460 devices.
> 
> Cc: "Benoît Cousson" <b-cousson at ti.com>
> Cc: Tony Lindgren <tony at atomide.com>
> Cc: Russell King <linux at arm.linux.org.uk>
> Cc: linux-omap at vger.kernel.org
> Cc: devicetree-discuss at lists.ozlabs.org
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: linux-kernel at vger.kernel.org
> Signed-off-by: Eduardo Valentin <eduardo.valentin at ti.com>
> ---
>  arch/arm/boot/dts/omap4460.dtsi | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/omap4460.dtsi b/arch/arm/boot/dts/omap4460.dtsi
> index 2cf227c..e5bfbfe 100644
> --- a/arch/arm/boot/dts/omap4460.dtsi
> +++ b/arch/arm/boot/dts/omap4460.dtsi
> @@ -29,4 +29,13 @@
>  			     <0 55 0x4>;
>  		ti,hwmods = "debugss";
>  	};
> +
> +	bandgap {
> +		reg = <0x4a002260 0x4
> +			0x4a00232C 0x4
> +			0x4a002378 0x18>;
> +		compatible = "ti,omap4460-bandgap";
> +		interrupts = <0 126 4>; /* talert */
> +		ti,tshut-gpio = <86>;

Why do you need a custom attribute for GPIO? Cannot you use the standard
one?

Where is the gpio controller phandle?

Usually it looks like this:

	gpios = <&gpio1 8 0>;


Regards,
Benoit




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