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authorArnd Bergmann <arnd@arndb.de>2021-01-20 14:16:44 +0100
committerViresh Kumar <viresh.kumar@linaro.org>2021-01-21 09:34:46 +0530
commit7114ebffd330bfc5a95b9832a70b6bd857d26fd8 (patch)
treef26f3a89fca7b26fc164bbc2cab0829cded6fb5d /drivers/cpufreq
parent3657f729b6fb5f2c0bf693742de2dcd49c572aa1 (diff)
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: Arnd Bergmann <arnd@arndb.de> [ Viresh: Update cpufreq-dt-platdev.c as well ] Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/Kconfig.arm5
-rw-r--r--drivers/cpufreq/Makefile1
-rw-r--r--drivers/cpufreq/cpufreq-dt-platdev.c2
-rw-r--r--drivers/cpufreq/tango-cpufreq.c38
4 files changed, 0 insertions, 46 deletions
diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm
index 1f73fa75b1a0..e65e0a43be64 100644
--- a/drivers/cpufreq/Kconfig.arm
+++ b/drivers/cpufreq/Kconfig.arm
@@ -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
diff --git a/drivers/cpufreq/Makefile b/drivers/cpufreq/Makefile
index f1b7e3dd6e5d..1ab9b1536304 100644
--- a/drivers/cpufreq/Makefile
+++ b/drivers/cpufreq/Makefile
@@ -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
diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c
index bd2db0188cbb..3ba2f716fe97 100644
--- a/drivers/cpufreq/cpufreq-dt-platdev.c
+++ b/drivers/cpufreq/cpufreq-dt-platdev.c
@@ -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", },
diff --git a/drivers/cpufreq/tango-cpufreq.c b/drivers/cpufreq/tango-cpufreq.c
deleted file mode 100644
index 89a7f860bfe8..000000000000
--- a/drivers/cpufreq/tango-cpufreq.c
+++ /dev/null
@@ -1,38 +0,0 @@
-#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);