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-rw-r--r--include/linux/mfd/arizona/core.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/mfd/arizona/core.h b/include/linux/mfd/arizona/core.h
index d55a42297d49..58ab4c0fe761 100644
--- a/include/linux/mfd/arizona/core.h
+++ b/include/linux/mfd/arizona/core.h
@@ -14,6 +14,7 @@
#define _WM_ARIZONA_CORE_H
#include <linux/interrupt.h>
+#include <linux/notifier.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
#include <linux/mfd/arizona/pdata.h>
@@ -148,8 +149,17 @@ struct arizona {
uint16_t dac_comp_coeff;
uint8_t dac_comp_enabled;
struct mutex dac_comp_lock;
+
+ struct blocking_notifier_head notifier;
};
+static inline int arizona_call_notifiers(struct arizona *arizona,
+ unsigned long event,
+ void *data)
+{
+ return blocking_notifier_call_chain(&arizona->notifier, event, data);
+}
+
int arizona_clk32k_enable(struct arizona *arizona);
int arizona_clk32k_disable(struct arizona *arizona);