regulator: lp872x: Simplify implementation of lp872x_find_regulator_init_data()

Pass regulator id rahter than the index to lp872x_find_regulator_init_data(),
then the code can be simpler.
We can also get max_regulators by lp->num_regulators.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Tested-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 7 insertions, 21 deletions

diff --git a/drivers/regulator/lp872x.c b/drivers/regulator/lp872x.c
index 471f8e82be41..212c38eaba70 100644
--- a/drivers/regulator/lp872x.c
+++ b/drivers/regulator/lp872x.c
@@ -796,30 +796,16 @@ static int lp872x_config(struct lp872x *lp)
 }
 
 static struct regulator_init_data
-*lp872x_find_regulator_init_data(int idx, struct lp872x *lp)
+*lp872x_find_regulator_init_data(int id, struct lp872x *lp)
 {
-        int i, base, id, max_regulators;
-
-        switch (lp->chipid) {
-        case LP8720:
-                base = LP8720_ID_BASE;
-                max_regulators = LP8720_NUM_REGULATORS;
-                break;
-        case LP8725:
-                base = LP8725_ID_BASE;
-                max_regulators = LP8725_NUM_REGULATORS;
-                break;
-        default:
-                return NULL;
-        }
+        int i;
 
-        id = base + idx;
-        for (i = 0 ; i < max_regulators ; i++)
+        for (i = 0; i < lp->num_regulators; i++) {
                 if (lp->pdata->regulator_data[i].id == id)
-                        break;
+                        return lp->pdata->regulator_data[i].init_data;
+        }
 
-        return (i == max_regulators) ? NULL :
-                        lp->pdata->regulator_data[i].init_data;
+        return NULL;
 }
 
 static int lp872x_regulator_register(struct lp872x *lp)
@@ -834,7 +820,7 @@ static int lp872x_regulator_register(struct lp872x *lp)
                                                 &lp8725_regulator_desc[i];
 
                 cfg.dev = lp->dev;
-                cfg.init_data = lp872x_find_regulator_init_data(i, lp);
+                cfg.init_data = lp872x_find_regulator_init_data(desc->id, lp);
                 cfg.driver_data = lp;
                 cfg.regmap = lp->regmap;