regulator: wm831x-ldo: Set up supply names

Allows hookup via normal consumer mechanisms.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 17 insertions, 1 deletions

diff --git a/drivers/regulator/wm831x-ldo.c b/drivers/regulator/wm831x-ldo.c
index 5f01040e1574..344beb8413a3 100644
--- a/drivers/regulator/wm831x-ldo.c
+++ b/drivers/regulator/wm831x-ldo.c
@@ -25,7 +25,7 @@
 #include <linux/mfd/wm831x/regulator.h>
 #include <linux/mfd/wm831x/pdata.h>
 
-#define WM831X_LDO_MAX_NAME 6
+#define WM831X_LDO_MAX_NAME 9
 
 #define WM831X_LDO_CONTROL       0
 #define WM831X_LDO_ON_CONTROL    1
@@ -36,6 +36,7 @@
 
 struct wm831x_ldo {
         char name[WM831X_LDO_MAX_NAME];
+        char supply_name[WM831X_LDO_MAX_NAME];
         struct regulator_desc desc;
         int base;
         struct wm831x *wm831x;
@@ -345,6 +346,11 @@ static __devinit int wm831x_gp_ldo_probe(struct platform_device *pdev)
 
         snprintf(ldo->name, sizeof(ldo->name), "LDO%d", id + 1);
         ldo->desc.name = ldo->name;
+
+        snprintf(ldo->supply_name, sizeof(ldo->supply_name),
+                 "LDO%dVDD", id + 1);
+        ldo->desc.supply_name = ldo->supply_name;
+
         ldo->desc.id = id;
         ldo->desc.type = REGULATOR_VOLTAGE;
         ldo->desc.n_voltages = WM831X_GP_LDO_MAX_SELECTOR + 1;
@@ -614,6 +620,11 @@ static __devinit int wm831x_aldo_probe(struct platform_device *pdev)
 
         snprintf(ldo->name, sizeof(ldo->name), "LDO%d", id + 1);
         ldo->desc.name = ldo->name;
+
+        snprintf(ldo->supply_name, sizeof(ldo->supply_name),
+                 "LDO%dVDD", id + 1);
+        ldo->desc.supply_name = ldo->supply_name;
+
         ldo->desc.id = id;
         ldo->desc.type = REGULATOR_VOLTAGE;
         ldo->desc.n_voltages = WM831X_ALDO_MAX_SELECTOR + 1;
@@ -813,6 +824,11 @@ static __devinit int wm831x_alive_ldo_probe(struct platform_device *pdev)
 
         snprintf(ldo->name, sizeof(ldo->name), "LDO%d", id + 1);
         ldo->desc.name = ldo->name;
+
+        snprintf(ldo->supply_name, sizeof(ldo->supply_name),
+                 "LDO%dVDD", id + 1);
+        ldo->desc.supply_name = ldo->supply_name;
+
         ldo->desc.id = id;
         ldo->desc.type = REGULATOR_VOLTAGE;
         ldo->desc.n_voltages = WM831X_ALIVE_LDO_MAX_SELECTOR + 1;