diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2021-01-20 14:16:44 +0100 |
|---|---|---|
| committer | Viresh Kumar <viresh.kumar@linaro.org> | 2021-01-21 09:34:46 +0530 |
| commit | 7114ebffd330bfc5a95b9832a70b6bd857d26fd8 (patch) | |
| tree | f26f3a89fca7b26fc164bbc2cab0829cded6fb5d /drivers/cpufreq/tango-cpufreq.c | |
| parent | 3657f729b6fb5f2c0bf693742de2dcd49c572aa1 (diff) | |
| download | lwn-7114ebffd330bfc5a95b9832a70b6bd857d26fd8.tar.gz lwn-7114ebffd330bfc5a95b9832a70b6bd857d26fd8.zip | |
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/tango-cpufreq.c')
| -rw-r--r-- | drivers/cpufreq/tango-cpufreq.c | 38 |
1 files changed, 0 insertions, 38 deletions
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); |