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Diffstat (limited to 'arch/arm/mach-at91/cpuidle.c')
-rw-r--r--arch/arm/mach-at91/cpuidle.c68
1 files changed, 0 insertions, 68 deletions
diff --git a/arch/arm/mach-at91/cpuidle.c b/arch/arm/mach-at91/cpuidle.c
deleted file mode 100644
index 4ec6a6d9b9be..000000000000
--- a/arch/arm/mach-at91/cpuidle.c
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * based on arch/arm/mach-kirkwood/cpuidle.c
- *
- * CPU idle support for AT91 SoC
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- *
- * The cpu idle uses wait-for-interrupt and RAM self refresh in order
- * to implement two idle states -
- * #1 wait-for-interrupt
- * #2 wait-for-interrupt and RAM self refresh
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/cpuidle.h>
-#include <linux/io.h>
-#include <linux/export.h>
-#include <asm/proc-fns.h>
-#include <asm/cpuidle.h>
-#include <mach/cpu.h>
-
-#include "pm.h"
-
-#define AT91_MAX_STATES 2
-
-/* Actual code that puts the SoC in different idle states */
-static int at91_enter_idle(struct cpuidle_device *dev,
- struct cpuidle_driver *drv,
- int index)
-{
- if (cpu_is_at91rm9200())
- at91rm9200_standby();
- else if (cpu_is_at91sam9g45())
- at91sam9g45_standby();
- else if (cpu_is_at91sam9263())
- at91sam9263_standby();
- else
- at91sam9_standby();
-
- return index;
-}
-
-static struct cpuidle_driver at91_idle_driver = {
- .name = "at91_idle",
- .owner = THIS_MODULE,
- .states[0] = ARM_CPUIDLE_WFI_STATE,
- .states[1] = {
- .enter = at91_enter_idle,
- .exit_latency = 10,
- .target_residency = 10000,
- .flags = CPUIDLE_FLAG_TIME_VALID,
- .name = "RAM_SR",
- .desc = "WFI and DDR Self Refresh",
- },
- .state_count = AT91_MAX_STATES,
-};
-
-/* Initialize CPU idle by registering the idle states */
-static int __init at91_init_cpuidle(void)
-{
- return cpuidle_register(&at91_idle_driver, NULL);
-}
-
-device_initcall(at91_init_cpuidle);