linux-kernel - Re: [RFC] dw_apb_timer_of: use clocksource_of

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Date:	Mon, 03 Jun 2013 07:27:25 -0500
From:	Rob Herring <robherring2@...il.com>
To:	Heiko Stübner <heiko@...ech.de>
CC:	Arnd Bergmann <arnd@...db.de>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	John Stultz <john.stultz@...aro.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Mike Turquette <mturquette@...aro.org>,
	Seungwon Jeon <tgih.jun@...sung.com>,
	Jaehoon Chung <jh80.chung@...sung.com>,
	Chris Ball <cjb@...top.org>, linux-mmc@...r.kernel.org,
	Grant Likely <grant.likely@...aro.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	devicetree-discuss@...ts.ozlabs.org,
	Russell King <linux@....linux.org.uk>,
	Olof Johansson <olof@...om.net>
Subject: Re: [RFC] dw_apb_timer_of: use clocksource_of_init

On 06/03/2013 07:15 AM, Heiko Stübner wrote:
> dw_apb_timer_init used to search the devicetree for matching timer
> devices, making calls to it from board files necessary.
> 
> Change the dw_apb_timer_init to work with CLOCKSOURCE_OF_DECLARE.
> With this change the function gets called once for each timer node
> and tracks these number of calls to attach clockevent and clocksource
> devices to the nodes.
> 
> Also convert all previous users of dw_apb_timer_init to use
> clocksource_of_init.
> 
> Tested on the upcoming rk3066 code.
> 
> Signed-off-by: Heiko Stuebner <heiko@...ech.de>

Acked-by: Rob Herring <rob.herring@...xeda.com>

But 1 comment:

> @@ -88,7 +88,7 @@ DT_MACHINE_START(PICOXCELL, "Picochip picoXcell")
>  	.map_io		= picoxcell_map_io,
>  	.nr_irqs	= NR_IRQS_LEGACY,
>  	.init_irq	= irqchip_init,
> -	.init_time	= dw_apb_timer_init,
> +	.init_time	= clocksource_of_init,

clocksource_of_init is the default now, so you can just remove this and
the one in socfpga.

Same for irqchip_init BTW, but that's another patch.

Rob

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