mfd: Add tps65921 support from twl-core

Very similar to TPS65920
List of differences: http://www.ti.com/litv/pdf/swcu066b

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
index a2eddc70995c..01ecfeee6524 100644
--- a/drivers/mfd/twl-core.c
+++ b/drivers/mfd/twl-core.c
@@ -1283,6 +1283,8 @@ static const struct i2c_device_id twl_ids[] = {
         { "tps65950", 0 },              /* catalog version of twl5030 */
         { "tps65930", TPS_SUBSET },     /* fewer LDOs and DACs; no charger */
         { "tps65920", TPS_SUBSET },     /* fewer LDOs; no codec or charger */
+        { "tps65921", TPS_SUBSET },     /* fewer LDOs; no codec, no LED
+                                           and vibrator. Charger in USB module*/
         { "twl6030", TWL6030_CLASS },   /* "Phoenix power chip" */
         { "twl6025", TWL6030_CLASS | TWL6025_SUBCLASS }, /* "Phoenix lite" */
         { /* end of list */ },