[PATCH 2/2] mfd: arizona: Map MICVDD from extcon device to the Arizona core

[Charles Keepax]

The extcon driver should be able to get its regulator against rather
than against the main arizona device, we must add a supply mapping
allowing the regulator to be located. This patch does so.

Signed-off-by: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
 drivers/mfd/arizona-core.c |   20 ++++++++++++++++----
 1 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
index e0d415e..cf3689f 100644
--- a/drivers/mfd/arizona-core.c
+++ b/drivers/mfd/arizona-core.c
@@ -578,17 +578,21 @@ static const struct mfd_cell early_devs[] = {
 };
 
 static const char *wm5102_supplies[] = {
+	"MICVDD",
 	"DBVDD2",
 	"DBVDD3",
 	"CPVDD",
 	"SPKVDDL",
 	"SPKVDDR",
-	"MICVDD",
 };
 
 static const struct mfd_cell wm5102_devs[] = {
 	{ .name = "arizona-micsupp" },
-	{ .name = "arizona-extcon" },
+	{
+		.name = "arizona-extcon",
+		.parent_supplies = wm5102_supplies,
+		.num_parent_supplies = 1, /* We only need MICVDD */
+	},
 	{ .name = "arizona-gpio" },
 	{ .name = "arizona-haptics" },
 	{ .name = "arizona-pwm" },
@@ -601,7 +605,11 @@ static const struct mfd_cell wm5102_devs[] = {
 
 static const struct mfd_cell wm5110_devs[] = {
 	{ .name = "arizona-micsupp" },
-	{ .name = "arizona-extcon" },
+	{
+		.name = "arizona-extcon",
+		.parent_supplies = wm5102_supplies,
+		.num_parent_supplies = 1, /* We only need MICVDD */
+	},
 	{ .name = "arizona-gpio" },
 	{ .name = "arizona-haptics" },
 	{ .name = "arizona-pwm" },
@@ -621,7 +629,11 @@ static const char *wm8997_supplies[] = {
 
 static const struct mfd_cell wm8997_devs[] = {
 	{ .name = "arizona-micsupp" },
-	{ .name = "arizona-extcon" },
+	{
+		.name = "arizona-extcon",
+		.parent_supplies = wm8997_supplies,
+		.num_parent_supplies = 1, /* We only need MICVDD */
+	},
 	{ .name = "arizona-gpio" },
 	{ .name = "arizona-haptics" },
 	{ .name = "arizona-pwm" },
-- 
1.7.2.5

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