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-rw-r--r--drivers/power/regulator/regulator-uclass.c12
-rw-r--r--include/power/regulator.h8
2 files changed, 20 insertions, 0 deletions
diff --git a/drivers/power/regulator/regulator-uclass.c b/drivers/power/regulator/regulator-uclass.c
index 31ffd44..0f1ca77 100644
--- a/drivers/power/regulator/regulator-uclass.c
+++ b/drivers/power/regulator/regulator-uclass.c
@@ -319,6 +319,18 @@ static int regulator_pre_probe(struct udevice *dev)
uc_pdata->boot_on = fdtdec_get_bool(gd->fdt_blob, offset,
"regulator-boot-on");
+ /* Those values are optional (-ENODATA if unset) */
+ if ((uc_pdata->min_uV != -ENODATA) &&
+ (uc_pdata->max_uV != -ENODATA) &&
+ (uc_pdata->min_uV == uc_pdata->max_uV))
+ uc_pdata->flags |= REGULATOR_FLAG_AUTOSET_UV;
+
+ /* Those values are optional (-ENODATA if unset) */
+ if ((uc_pdata->min_uA != -ENODATA) &&
+ (uc_pdata->max_uA != -ENODATA) &&
+ (uc_pdata->min_uA == uc_pdata->max_uA))
+ uc_pdata->flags |= REGULATOR_FLAG_AUTOSET_UA;
+
return 0;
}
diff --git a/include/power/regulator.h b/include/power/regulator.h
index 03a2cef..79ce0a4 100644
--- a/include/power/regulator.h
+++ b/include/power/regulator.h
@@ -128,6 +128,11 @@ struct dm_regulator_mode {
const char *name;
};
+enum regulator_flag {
+ REGULATOR_FLAG_AUTOSET_UV = 1 << 0,
+ REGULATOR_FLAG_AUTOSET_UA = 1 << 1,
+};
+
/**
* struct dm_regulator_uclass_platdata - pointed by dev->uclass_platdata, and
* allocated on each regulator bind. This structure holds an information
@@ -143,6 +148,8 @@ struct dm_regulator_mode {
* @max_uA* - maximum amperage (micro Amps)
* @always_on* - bool type, true or false
* @boot_on* - bool type, true or false
+ * TODO(sjg@chromium.org): Consider putting the above two into @flags
+ * @flags: - flags value (see REGULATOR_FLAG_...)
* @name** - fdt regulator name - should be taken from the device tree
*
* Note:
@@ -162,6 +169,7 @@ struct dm_regulator_uclass_platdata {
bool always_on;
bool boot_on;
const char *name;
+ int flags;
};
/* Regulator device operations */