Re: [RFC][PATCH 1/2] ARM: OMAP4: clock: Add device tree support forAUXCLKs

[Rajendra Nayak]

[]..

> diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c
> index 0274ff7..23f2064 100644
> --- a/arch/arm/mach-omap2/board-generic.c
> +++ b/arch/arm/mach-omap2/board-generic.c
> @@ -158,7 +158,7 @@ DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)")
>  	.init_irq	= omap_gic_of_init,
>  	.init_machine	= omap_generic_init,
>  	.init_late	= omap4430_init_late,
> -	.init_time	= omap4_local_timer_init,
> +	.init_time	= omap4_init_time,
>  	.dt_compat	= omap4_boards_compat,
>  	.restart	= omap44xx_restart,
>  MACHINE_END

[]..
> +#ifdef CONFIG_OF
> +int __init omap4_clk_init_dt(void)
> +{
> +	struct device_node *np;
> +
> +	np = of_find_compatible_node(NULL, NULL, "ti,omap4-scrm");
> +	if (np) {
> +		scrm_data.clks = scrm_clks;
> +		scrm_data.clk_num = ARRAY_SIZE(scrm_clks);
> +		of_clk_add_provider(np, of_clk_src_onecell_get,	&scrm_data);
> +	}
> +
> +	return 0;
> +}

[]..
> +
> +void __init omap4_init_time(void)
> +{
> +	omap4_clk_init_dt();
> +	omap4_local_timer_init();
> +}

I guess you did all this because of_clk_add_provider() needs
slab to be initialized. With the below patch[1], now clk inits
happen within .init_timer already, so none of this would
be needed.

[1] http://www.spinics.net/lists/arm-kernel/msg231288.html

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