diff options
Diffstat (limited to 'drivers/cpufreq/vexpress-spc-cpufreq.c')
-rw-r--r-- | drivers/cpufreq/vexpress-spc-cpufreq.c | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/drivers/cpufreq/vexpress-spc-cpufreq.c b/drivers/cpufreq/vexpress-spc-cpufreq.c deleted file mode 100644 index 7f7c9c0..0000000 --- a/drivers/cpufreq/vexpress-spc-cpufreq.c +++ /dev/null @@ -1,70 +0,0 @@ -/* - * Versatile Express SPC CPUFreq Interface driver - * - * It provides necessary ops to arm_big_little cpufreq driver. - * - * Copyright (C) 2013 ARM Ltd. - * Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#include <linux/cpufreq.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/pm_opp.h> -#include <linux/types.h> - -#include "arm_big_little.h" - -static int ve_spc_init_opp_table(struct device *cpu_dev) -{ - /* - * platform specific SPC code must initialise the opp table - * so just check if the OPP count is non-zero - */ - return dev_pm_opp_get_opp_count(cpu_dev) <= 0; -} - -static int ve_spc_get_transition_latency(struct device *cpu_dev) -{ - return 1000000; /* 1 ms */ -} - -static struct cpufreq_arm_bL_ops ve_spc_cpufreq_ops = { - .name = "vexpress-spc", - .get_transition_latency = ve_spc_get_transition_latency, - .init_opp_table = ve_spc_init_opp_table, -}; - -static int ve_spc_cpufreq_probe(struct platform_device *pdev) -{ - return bL_cpufreq_register(&ve_spc_cpufreq_ops); -} - -static int ve_spc_cpufreq_remove(struct platform_device *pdev) -{ - bL_cpufreq_unregister(&ve_spc_cpufreq_ops); - return 0; -} - -static struct platform_driver ve_spc_cpufreq_platdrv = { - .driver = { - .name = "vexpress-spc-cpufreq", - .owner = THIS_MODULE, - }, - .probe = ve_spc_cpufreq_probe, - .remove = ve_spc_cpufreq_remove, -}; -module_platform_driver(ve_spc_cpufreq_platdrv); - -MODULE_LICENSE("GPL"); |