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ARM: highbank: cpuidle: convert to platform driver

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As the ux500 and the kirkwood driver, make the calxeda driver a platform driver

[Compiled only]

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
This commit is contained in:
Daniel Lezcano 2013-09-27 12:47:45 +02:00 committed by Rob Herring
parent 34a5eeb202
commit 60a66e3700
2 changed files with 20 additions and 6 deletions
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8
arch/arm/mach-highbank/highbank.c
View File

@ -25,6 +25,7 @@
#include <linux/of_address.h>
#include <linux/amba/bus.h>
#include <linux/clk-provider.h>
#include <linux/platform_device.h>
#include <asm/cacheflush.h>
#include <asm/cputype.h>
@ -153,6 +154,10 @@ static struct notifier_block highbank_platform_nb = {
.notifier_call = highbank_platform_notifier,
};
static struct platform_device highbank_cpuidle_device = {
.name = "cpuidle-calxeda",
};
static void __init highbank_init(void)
{
pm_power_off = highbank_power_off;
@ -162,6 +167,9 @@ static void __init highbank_init(void)
bus_register_notifier(&amba_bustype, &highbank_amba_nb);
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
if (of_machine_is_compatible("calxeda,highbank"))
platform_device_register(&highbank_cpuidle_device);
}
static const char *highbank_match[] __initconst = {

18
drivers/cpuidle/cpuidle-calxeda.c
View File

@ -24,10 +24,10 @@
#include <linux/cpu_pm.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/of.h>
#include <linux/time.h>
#include <linux/delay.h>
#include <linux/suspend.h>
#include <linux/platform_device.h>
#include <asm/cpuidle.h>
#include <asm/proc-fns.h>
#include <asm/smp_scu.h>
@ -92,11 +92,17 @@ static struct cpuidle_driver calxeda_idle_driver = {
.state_count = 2,
};
static int __init calxeda_cpuidle_init(void)
static int __init calxeda_cpuidle_probe(struct platform_device *pdev)
{
if (!of_machine_is_compatible("calxeda,highbank"))
return -ENODEV;
return cpuidle_register(&calxeda_idle_driver, NULL);
}
module_init(calxeda_cpuidle_init);
static struct platform_driver calxeda_cpuidle_plat_driver = {
.driver = {
.name = "cpuidle-calxeda",
.owner = THIS_MODULE,
},
.probe = calxeda_cpuidle_probe,
};
module_platform_driver(calxeda_cpuidle_plat_driver);