regulator: support da9030 BUCK in da903x driver

Support the operation of DA9030 BUCK2 in da903x driver.

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Eric Miao <eric.y.miao@gmail.com>
Acked-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>

1 files changed, 23 insertions, 0 deletions

diff --git a/drivers/regulator/da903x.c b/drivers/regulator/da903x.c
index 33dfeeb9407c..49081b44bf52 100644
--- a/drivers/regulator/da903x.c
+++ b/drivers/regulator/da903x.c
@@ -375,6 +375,27 @@ static struct regulator_ops da9034_regulator_ldo12_ops = {
         .enable_bit     = (ebit),                                       \
 }
 
+#define DA9030_DVC(_id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \
+{                                                                       \
+        .desc   = {                                                     \
+                .name   = #_id,                                         \
+                .ops    = &da9034_regulator_dvc_ops,                    \
+                .type   = REGULATOR_VOLTAGE,                            \
+                .id     = DA9030_ID_##_id,                              \
+                .owner  = THIS_MODULE,                                  \
+        },                                                              \
+        .min_uV         = (min) * 1000,                                 \
+        .max_uV         = (max) * 1000,                                 \
+        .step_uV        = (step) * 1000,                                \
+        .vol_reg        = DA9030_##vreg,                                \
+        .vol_shift      = (0),                                          \
+        .vol_nbits      = (nbits),                                      \
+        .update_reg     = DA9030_##ureg,                                \
+        .update_bit     = (ubit),                                       \
+        .enable_reg     = DA9030_##ereg,                                \
+        .enable_bit     = (ebit),                                       \
+}
+
 #define DA9034_DVC(_id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \
 {                                                                       \
         .desc   = {                                                     \
@@ -425,6 +446,8 @@ static struct regulator_ops da9034_regulator_ldo12_ops = {
 
 static struct da903x_regulator_info da903x_regulator_info[] = {
         /* DA9030 */
+        DA9030_DVC(BUCK2, 850, 1625, 25, BUCK2DVM1, 5, BUCK2DVM1, 7, RCTL11, 0),
+
         DA9030_LDO( 1, 1200, 3200, 100,    LDO1, 0, 5, RCTL12, 1),
         DA9030_LDO( 2, 1800, 3200, 100,   LDO23, 0, 4, RCTL12, 2),
         DA9030_LDO( 3, 1800, 3200, 100,   LDO23, 4, 4, RCTL12, 3),