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path: root/drivers/mfd/axp20x.c
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Diffstat (limited to 'drivers/mfd/axp20x.c')
-rw-r--r--drivers/mfd/axp20x.c27
1 files changed, 11 insertions, 16 deletions
diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c
index 47fd700f284f..01a6bbb6d266 100644
--- a/drivers/mfd/axp20x.c
+++ b/drivers/mfd/axp20x.c
@@ -23,7 +23,7 @@
#include <linux/mfd/core.h>
#include <linux/module.h>
#include <linux/of_device.h>
-#include <linux/pm_runtime.h>
+#include <linux/reboot.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
@@ -825,17 +825,16 @@ static const struct mfd_cell axp813_cells[] = {
},
};
-static struct axp20x_dev *axp20x_pm_power_off;
-static void axp20x_power_off(void)
+static int axp20x_power_off(struct sys_off_data *data)
{
- if (axp20x_pm_power_off->variant == AXP288_ID)
- return;
+ struct axp20x_dev *axp20x = data->cb_data;
- regmap_write(axp20x_pm_power_off->regmap, AXP20X_OFF_CTRL,
- AXP20X_OFF);
+ regmap_write(axp20x->regmap, AXP20X_OFF_CTRL, AXP20X_OFF);
/* Give capacitors etc. time to drain to avoid kernel panic msg. */
mdelay(500);
+
+ return NOTIFY_DONE;
}
int axp20x_match_device(struct axp20x_dev *axp20x)
@@ -1002,10 +1001,11 @@ int axp20x_device_probe(struct axp20x_dev *axp20x)
return ret;
}
- if (!pm_power_off) {
- axp20x_pm_power_off = axp20x;
- pm_power_off = axp20x_power_off;
- }
+ if (axp20x->variant != AXP288_ID)
+ devm_register_sys_off_handler(axp20x->dev,
+ SYS_OFF_MODE_POWER_OFF,
+ SYS_OFF_PRIO_DEFAULT,
+ axp20x_power_off, axp20x);
dev_info(axp20x->dev, "AXP20X driver loaded\n");
@@ -1015,11 +1015,6 @@ EXPORT_SYMBOL(axp20x_device_probe);
void axp20x_device_remove(struct axp20x_dev *axp20x)
{
- if (axp20x == axp20x_pm_power_off) {
- axp20x_pm_power_off = NULL;
- pm_power_off = NULL;
- }
-
mfd_remove_devices(axp20x->dev);
regmap_del_irq_chip(axp20x->irq, axp20x->regmap_irqc);
}