[PATCH 4/4] ARM: dts: AM33XX: update rtc node compatibility

Sekhar Nori nsekhar at ti.com
Tue Jul 2 16:12:49 EST 2013


Changing to Benoit's gmail id since he apparently wont access TI mail
anymore.

On 6/28/2013 3:05 PM, Hebbar Gururaja wrote:
> Since AM33xx  RTC IP has RTC_IRQWAKEEN to support Alarm Wake-up.
> 
> Update the rtc compatible property to "ti,am3352-rtc" to enable handling
> of this feature inside rtc-omap driver.
> 
> Signed-off-by: Hebbar Gururaja <gururaja.hebbar at ti.com>
> Cc: Tony Lindgren <tony at atomide.com>
> Cc: Sekhar Nori <nsekhar at ti.com>
> Cc: Kevin Hilman <khilman at linaro.org>
> Cc: b-cousson at ti.com
> ---
> :100644 100644 77aa1b0... dde180a... M	arch/arm/boot/dts/am33xx.dtsi
>  arch/arm/boot/dts/am33xx.dtsi |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
> index 77aa1b0..dde180a 100644
> --- a/arch/arm/boot/dts/am33xx.dtsi
> +++ b/arch/arm/boot/dts/am33xx.dtsi
> @@ -297,7 +297,7 @@
>  		};
>  
>  		rtc at 44e3e000 {
> -			compatible = "ti,da830-rtc";
> +			compatible = "ti,am3352-rtc";

compatible is a list so you can instead do:
	
	compatible = "ti,am3352-rtc", "ti,da830-rtc";

That way the dts works irrespective of driver updates. When driver
supports enhanced features of hardware, they are available to the user
else the basic functionality still works.

Thanks,
Sekhar


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