Commit 18aebf11 authored by Daniel Lezcano's avatar Daniel Lezcano Committed by Michal Simek

ARM: zynq: cpuidle: Remove pointless code

The core is not powered down, it is pointless to call the cpu_pm notifiers and
switch to the global timer.
Signed-off-by: default avatarDaniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-and-tested-by: default avatarSoren Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: default avatarMichal Simek <michal.simek@xilinx.com>
parent 61ce3ed5
......@@ -26,7 +26,6 @@
*/
#include <linux/init.h>
#include <linux/cpu_pm.h>
#include <linux/cpuidle.h>
#include <linux/platform_device.h>
#include <asm/proc-fns.h>
......@@ -38,15 +37,9 @@
static int zynq_enter_idle(struct cpuidle_device *dev,
struct cpuidle_driver *drv, int index)
{
/* Devices must be stopped here */
cpu_pm_enter();
/* Add code for DDR self refresh start */
cpu_do_idle();
/* Add code for DDR self refresh stop */
cpu_pm_exit();
return index;
}
......@@ -59,8 +52,7 @@ static struct cpuidle_driver zynq_idle_driver = {
.enter = zynq_enter_idle,
.exit_latency = 10,
.target_residency = 10000,
.flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_TIMER_STOP,
.flags = CPUIDLE_FLAG_TIME_VALID,
.name = "RAM_SR",
.desc = "WFI and RAM Self Refresh",
},
......
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