regulator: lp872x: initialize the DVS mode

 The platform specific configuration(general_config) is optional.
 However, the DVS settings should be configured explicitly while
 loading the driver.
 This patch enables configuring the default DVS mode even though
 the platform data is not defined.

Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/regulator/lp872x.c b/drivers/regulator/lp872x.c
index d86b6a3e750d..b16a941c1a62 100644
--- a/drivers/regulator/lp872x.c
+++ b/drivers/regulator/lp872x.c
@@ -796,13 +796,14 @@ static int lp872x_config(struct lp872x *lp)
         struct lp872x_platform_data *pdata = lp->pdata;
         int ret;
 
-        if (!pdata->update_config)
-                return 0;
+        if (!pdata || !pdata->update_config)
+                goto init_dvs;
 
         ret = lp872x_write_byte(lp, LP872X_GENERAL_CFG, pdata->general_config);
         if (ret)
                 return ret;
 
+init_dvs:
         return lp872x_init_dvs(lp);
 }