Commit 7114ebff authored by Arnd Bergmann's avatar Arnd Bergmann Committed by Viresh Kumar
Browse files

cpufreq: remove tango driver 



The tango platform is getting removed, so the driver is no
longer needed.

Cc: Marc Gonzalez <marc.w.gonzalez@free.fr>
Cc: Mans Rullgard <mans@mansr.com>
Signed-off-by: default avatarArnd Bergmann <arnd@arndb.de>
[ Viresh: Update cpufreq-dt-platdev.c as well ]
Signed-off-by: default avatarViresh Kumar <viresh.kumar@linaro.org>
parent 3657f729

drivers/cpufreq/Kconfig.arm

+0 −5
Original line number Diff line number Diff line
@@ -289,11 +289,6 @@ config ARM_STI_CPUFREQ 
	  this config option if you wish to add CPUFreq support for STi based

	  SoCs.



config ARM_TANGO_CPUFREQ

	bool

	depends on CPUFREQ_DT && ARCH_TANGO

	default y



config ARM_TEGRA20_CPUFREQ

	tristate "Tegra20/30 CPUFreq support"

	depends on ARCH_TEGRA && CPUFREQ_DT

drivers/cpufreq/Makefile

+0 −1
Original line number Diff line number Diff line
@@ -79,7 +79,6 @@ obj-$(CONFIG_ARM_SCPI_CPUFREQ) += scpi-cpufreq.o 
obj-$(CONFIG_ARM_SPEAR_CPUFREQ)		+= spear-cpufreq.o

obj-$(CONFIG_ARM_STI_CPUFREQ)		+= sti-cpufreq.o

obj-$(CONFIG_ARM_ALLWINNER_SUN50I_CPUFREQ_NVMEM) += sun50i-cpufreq-nvmem.o

obj-$(CONFIG_ARM_TANGO_CPUFREQ)		+= tango-cpufreq.o

obj-$(CONFIG_ARM_TEGRA20_CPUFREQ)	+= tegra20-cpufreq.o

obj-$(CONFIG_ARM_TEGRA124_CPUFREQ)	+= tegra124-cpufreq.o

obj-$(CONFIG_ARM_TEGRA186_CPUFREQ)	+= tegra186-cpufreq.o

drivers/cpufreq/cpufreq-dt-platdev.c

+0 −2
Original line number Diff line number Diff line
@@ -141,8 +141,6 @@ static const struct of_device_id blacklist[] __initconst = { 
	{ .compatible = "st,stih410", },

	{ .compatible = "st,stih418", },



	{ .compatible = "sigma,tango4", },



	{ .compatible = "ti,am33xx", },

	{ .compatible = "ti,am43", },

	{ .compatible = "ti,dra7", },

drivers/cpufreq/tango-cpufreq.c

deleted100644 → 0
+0 −38
Original line number Diff line number Diff line 
#include <linux/of.h>

#include <linux/cpu.h>

#include <linux/clk.h>

#include <linux/pm_opp.h>

#include <linux/platform_device.h>



static const struct of_device_id machines[] __initconst = {

	{ .compatible = "sigma,tango4" },

	{ /* sentinel */ }

};



static int __init tango_cpufreq_init(void)

{

	struct device *cpu_dev = get_cpu_device(0);

	unsigned long max_freq;

	struct clk *cpu_clk;

	void *res;



	if (!of_match_node(machines, of_root))

		return -ENODEV;



	cpu_clk = clk_get(cpu_dev, NULL);

	if (IS_ERR(cpu_clk))

		return -ENODEV;



	max_freq = clk_get_rate(cpu_clk);



	dev_pm_opp_add(cpu_dev, max_freq / 1, 0);

	dev_pm_opp_add(cpu_dev, max_freq / 2, 0);

	dev_pm_opp_add(cpu_dev, max_freq / 3, 0);

	dev_pm_opp_add(cpu_dev, max_freq / 5, 0);

	dev_pm_opp_add(cpu_dev, max_freq / 9, 0);



	res = platform_device_register_data(NULL, "cpufreq-dt", -1, NULL, 0);



	return PTR_ERR_OR_ZERO(res);

}

device_initcall(tango_cpufreq_init);