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Commit 131323cd authored by Thomas Abraham's avatar Thomas Abraham Committed by Michael Turquette
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ARM: Exynos: switch to using generic cpufreq driver for Exynos4210 



The new CPU clock type allows the use of generic CPUfreq driver.
Switch Exynos4210 to using generic cpufreq driver.

Changes by Bartlomiej:
- removed non-Exynos4210 support for now

Cc: Tomasz Figa <tomasz.figa@gmail.com>
Cc: Kukjin Kim <kgene.kim@samsung.com>
Cc: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Acked-by: default avatarViresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: default avatarThomas Abraham <thomas.ab@samsung.com>
Signed-off-by: default avatarBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: default avatarMichael Turquette <mturquette@baylibre.com>
parent 6ae5a0b4

arch/arm/mach-exynos/exynos.c

+20 −1
Original line number Diff line number Diff line
@@ -224,6 +224,25 @@ static void __init exynos_init_irq(void) 
	exynos_map_pmu();

}



static const struct of_device_id exynos_cpufreq_matches[] = {

	{ .compatible = "samsung,exynos4210", .data = "cpufreq-dt" },

	{ /* sentinel */ }

};



static void __init exynos_cpufreq_init(void)

{

	struct device_node *root = of_find_node_by_path("/");

	const struct of_device_id *match;



	match = of_match_node(exynos_cpufreq_matches, root);

	if (!match) {

		platform_device_register_simple("exynos-cpufreq", -1, NULL, 0);

		return;

	}



	platform_device_register_simple(match->data, -1, NULL, 0);

}



static void __init exynos_dt_machine_init(void)

{

	/*
@@ -245,7 +264,7 @@ static void __init exynos_dt_machine_init(void) 
	    of_machine_is_compatible("samsung,exynos5250"))

		platform_device_register(&exynos_cpuidle);



	platform_device_register_simple("exynos-cpufreq", -1, NULL, 0);

	exynos_cpufreq_init();



	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);

}