regulator: Allow regulators to set the initial operating mode

This is useful when wishing to run in a fixed operating mode that isn't
the default.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>

1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/regulator/machine.h b/include/linux/regulator/machine.h
index 5aa00ee36a3d..1eb861cf4b2c 100644
--- a/include/linux/regulator/machine.h
+++ b/include/linux/regulator/machine.h
@@ -83,6 +83,7 @@ struct regulator_state {
  * @state_standby: State for regulator when system is suspended in standby
  *                 mode.
  * @initial_state: Suspend state to set by default.
+ * @initial_mode: Mode to set at startup.
  */
 struct regulation_constraints {
 
@@ -111,6 +112,9 @@ struct regulation_constraints {
         struct regulator_state state_standby;
         suspend_state_t initial_state; /* suspend state to set at init */
 
+        /* mode to set on startup */
+        unsigned int initial_mode;
+
         /* constriant flags */
         unsigned always_on:1;   /* regulator never off when system is on */
         unsigned boot_on:1;     /* bootloader/firmware enabled regulator */