regulator: add support for USB voltage regulator

Signed-off-by: Bengt Jonsson <bengt.g.jonsson@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>

2 files changed, 17 insertions, 1 deletions

diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c
index d9a052c53aec..5a77630095d9 100644
--- a/drivers/regulator/ab8500.c
+++ b/drivers/regulator/ab8500.c
@@ -9,7 +9,7 @@
  * AB8500 peripheral regulators
  *
  * AB8500 supports the following regulators:
- *   VAUX1/2/3, VINTCORE, VTVOUT, VAUDIO, VAMIC1/2, VDMIC, VANA
+ *   VAUX1/2/3, VINTCORE, VTVOUT, VUSB, VAUDIO, VAMIC1/2, VDMIC, VANA
  */
 #include <linux/init.h>
 #include <linux/kernel.h>
@@ -432,6 +432,21 @@ static struct ab8500_regulator_info
                 .update_mask            = 0x82,
                 .update_val_enable      = 0x02,
         },
+        [AB8500_LDO_USB] = {
+                .desc = {
+                        .name           = "LDO-USB",
+                        .ops            = &ab8500_regulator_fixed_ops,
+                        .type           = REGULATOR_VOLTAGE,
+                        .id             = AB8500_LDO_USB,
+                        .owner          = THIS_MODULE,
+                        .n_voltages     = 1,
+                },
+                .fixed_uV               = 3300000,
+                .update_bank            = 0x03,
+                .update_reg             = 0x82,
+                .update_mask            = 0x03,
+                .update_val_enable      = 0x01,
+        },
         [AB8500_LDO_AUDIO] = {
                 .desc = {
                         .name           = "LDO-AUDIO",
diff --git a/include/linux/regulator/ab8500.h b/include/linux/regulator/ab8500.h
index 6a210f1511fc..d4eacdef2017 100644
--- a/include/linux/regulator/ab8500.h
+++ b/include/linux/regulator/ab8500.h
@@ -17,6 +17,7 @@ enum ab8500_regulator_id {
         AB8500_LDO_AUX3,
         AB8500_LDO_INTCORE,
         AB8500_LDO_TVOUT,
+        AB8500_LDO_USB,
         AB8500_LDO_AUDIO,
         AB8500_LDO_ANAMIC1,
         AB8500_LDO_ANAMIC2,