regulator: twl: add twl6030 set_mode
Current set_mode logic does not support 6030. The logic for 4030 is
not reusable for 6030 as the mode setting for 6030 now uses the new
CFG_STATE register. We hence rename the old get_status as being
specific to 4030.
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Saquib Herman <saquib@ti.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@vega.(none)>
diff --git a/drivers/regulator/twl-regulator.c b/drivers/regulator/twl-regulator.c
index 2d4218a..2a808c2 100644
--- a/drivers/regulator/twl-regulator.c
+++ b/drivers/regulator/twl-regulator.c
@@ -262,15 +262,12 @@
return REGULATOR_STATUS_OFF;
}
-static int twlreg_set_mode(struct regulator_dev *rdev, unsigned mode)
+static int twl4030reg_set_mode(struct regulator_dev *rdev, unsigned mode)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
unsigned message;
int status;
- if (twl_class_is_6030())
- return 0; /* FIXME return for 6030 regulator */
-
/* We can only set the mode through state machine commands... */
switch (mode) {
case REGULATOR_MODE_NORMAL:
@@ -299,6 +296,35 @@
message & 0xff, TWL4030_PM_MASTER_PB_WORD_LSB);
}
+static int twl6030reg_set_mode(struct regulator_dev *rdev, unsigned mode)
+{
+ struct twlreg_info *info = rdev_get_drvdata(rdev);
+ int grp;
+ int val;
+
+ grp = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_GRP);
+
+ if (grp < 0)
+ return grp;
+
+ /* Compose the state register settings */
+ val = grp << TWL6030_CFG_STATE_GRP_SHIFT;
+ /* We can only set the mode through state machine commands... */
+ switch (mode) {
+ case REGULATOR_MODE_NORMAL:
+ val |= TWL6030_CFG_STATE_ON;
+ break;
+ case REGULATOR_MODE_STANDBY:
+ val |= TWL6030_CFG_STATE_SLEEP;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ return twlreg_write(info, TWL_MODULE_PM_RECEIVER, VREG_STATE, val);
+}
+
/*----------------------------------------------------------------------*/
/*
@@ -451,7 +477,7 @@
.disable = twlreg_disable,
.is_enabled = twl4030reg_is_enabled,
- .set_mode = twlreg_set_mode,
+ .set_mode = twl4030reg_set_mode,
.get_status = twl4030reg_get_status,
};
@@ -509,7 +535,7 @@
.disable = twlreg_disable,
.is_enabled = twl6030reg_is_enabled,
- .set_mode = twlreg_set_mode,
+ .set_mode = twl6030reg_set_mode,
.get_status = twl6030reg_get_status,
};
@@ -542,7 +568,7 @@
.disable = twlreg_disable,
.is_enabled = twl4030reg_is_enabled,
- .set_mode = twlreg_set_mode,
+ .set_mode = twl4030reg_set_mode,
.get_status = twl4030reg_get_status,
};
@@ -556,7 +582,7 @@
.disable = twlreg_disable,
.is_enabled = twl6030reg_is_enabled,
- .set_mode = twlreg_set_mode,
+ .set_mode = twl6030reg_set_mode,
.get_status = twl6030reg_get_status,
};
