linux-kernel - Re: [PATCH v7 06/10] rtc: at91sam9: rework the Kconfig description

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Date:	Tue, 23 Sep 2014 12:08:47 +0200
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	Boris BREZILLON <boris.brezillon@...e-electrons.com>,
	Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
	Alessandro Zummo <a.zummo@...ertech.it>,
	<rtc-linux@...glegroups.com>, Johan Hovold <jhovold@...il.com>
CC:	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	Andrew Victor <linux@...im.org.za>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Lee Jones <lee.jones@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	<devicetree@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v7 06/10] rtc: at91sam9: rework the Kconfig description

On 23/09/2014 11:38, Boris BREZILLON :
> Remove all references to AT91CAP9 SoC which has been removed.
> Rework the help message to remove any specific references to AT91SAM9 SoCs.
> 
> Signed-off-by: Boris BREZILLON <boris.brezillon@...e-electrons.com>
> ---
>  drivers/rtc/Kconfig | 17 +++++++++--------
>  1 file changed, 9 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
> index 7d76da8..455f2c3 100644
> --- a/drivers/rtc/Kconfig
> +++ b/drivers/rtc/Kconfig
> @@ -1079,17 +1079,18 @@ config RTC_DRV_AT91RM9200
>  	  this is powered by the backup power supply.
>  
>  config RTC_DRV_AT91SAM9
> -	tristate "AT91SAM9x/AT91CAP9 RTT as RTC"
> +	tristate "AT91SAM9 RTT as RTC"
>  	depends on ARCH_AT91 && !(ARCH_AT91RM9200 || ARCH_AT91X40)
>  	select MFD_SYSCON
>  	help
> -	  RTC driver for the Atmel AT91SAM9x and AT91CAP9 internal RTT
> -	  (Real Time Timer). These timers are powered by the backup power
> -	  supply (such as a small coin cell battery), but do not need to
> -	  be used as RTCs.
> -
> -	  (On AT91SAM9rl and AT91SAM9G45 chips you probably want to use the
> -	  dedicated RTC module and leave the RTT available for other uses.)
> +	  Some AT91SAM9 SoCs provide an RTT (Real Time Timer) block which
> +	  can be used as an RTC thanks to the backup power supply (e.g. a
> +	  small coin cell battery) which keeps this block and the GPBR
> +	  (General Purpose Backup Registers) block powered when the device
> +	  is shutdown.
> +	  Some AT91SAM9 SoCs provide a real RTC block, on those ones you'd
> +	  probably want to use the real RTC block instead of the RTT as an
> +	  RTT driver.

You mean:
"instead of the RTT as an RTC"

With that, good description: thanks!

Acked-by: Nicolas Ferre <nicolas.ferre@...el.com>

So, now we can think of what to do with the series:

- Johan, do you want to "Ack" it?
- may I take it through the arm-soc git tree (likely for the 3.19 dev.
phase).

Your thoughts?

Bye,

>  
>  config RTC_DRV_AT91SAM9_RTT
>  	int
> 


-- 
Nicolas Ferre
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