return ops->set_mode(dev, mode);
}
-int regulator_by_platname(const char *plat_name, struct udevice **devp)
+int regulator_get_by_platname(const char *plat_name, struct udevice **devp)
{
struct dm_regulator_uclass_platdata *uc_pdata;
struct udevice *dev;
+ int ret;
*devp = NULL;
- for (uclass_find_first_device(UCLASS_REGULATOR, &dev);
- dev;
- uclass_find_next_device(&dev)) {
+ for (ret = uclass_find_first_device(UCLASS_REGULATOR, &dev); dev;
+ ret = uclass_find_next_device(&dev)) {
+ if (ret)
+ continue;
+
uc_pdata = dev_get_uclass_platdata(dev);
if (!uc_pdata || strcmp(plat_name, uc_pdata->name))
continue;
return -ENODEV;
}
-int regulator_by_devname(const char *devname, struct udevice **devp)
+int regulator_get_by_devname(const char *devname, struct udevice **devp)
{
return uclass_get_device_by_name(UCLASS_REGULATOR, devname, devp);
}
-static int setting_failed(int ret, bool verbose, const char *fmt, ...)
+int regulator_autoset(struct udevice *dev)
{
- va_list args;
- char buf[64];
-
- if (verbose == false)
- return ret;
+ struct dm_regulator_uclass_platdata *uc_pdata;
+ int ret = 0;
- va_start(args, fmt);
- vscnprintf(buf, sizeof(buf), fmt, args);
- va_end(args);
+ uc_pdata = dev_get_uclass_platdata(dev);
+ if (!uc_pdata->always_on && !uc_pdata->boot_on)
+ return -EMEDIUMTYPE;
- printf(buf);
+ if (uc_pdata->flags & REGULATOR_FLAG_AUTOSET_UV)
+ ret = regulator_set_value(dev, uc_pdata->min_uV);
+ if (!ret && (uc_pdata->flags & REGULATOR_FLAG_AUTOSET_UA))
+ ret = regulator_set_current(dev, uc_pdata->min_uA);
if (!ret)
- return 0;
-
- printf(" (ret: %d)", ret);
+ ret = regulator_set_enable(dev, true);
return ret;
}
-int regulator_by_platname_autoset_and_enable(const char *platname,
- struct udevice **devp,
- bool verbose)
+static void regulator_show(struct udevice *dev, int ret)
{
struct dm_regulator_uclass_platdata *uc_pdata;
+
+ uc_pdata = dev_get_uclass_platdata(dev);
+
+ printf("%s@%s: ", dev->name, uc_pdata->name);
+ if (uc_pdata->flags & REGULATOR_FLAG_AUTOSET_UV)
+ printf("set %d uV", uc_pdata->min_uV);
+ if (uc_pdata->flags & REGULATOR_FLAG_AUTOSET_UA)
+ printf("; set %d uA", uc_pdata->min_uA);
+ printf("; enabling");
+ if (ret)
+ printf(" (ret: %d)\n", ret);
+ printf("\n");
+}
+
+int regulator_autoset_by_name(const char *platname, struct udevice **devp)
+{
struct udevice *dev;
- bool v = verbose;
int ret;
+ ret = regulator_get_by_platname(platname, &dev);
if (devp)
- *devp = NULL;
-
- ret = regulator_by_platname(platname, &dev);
+ *devp = dev;
if (ret) {
- error("Can get the regulator: %s!", platname);
+ debug("Can get the regulator: %s!", platname);
return ret;
}
- uc_pdata = dev_get_uclass_platdata(dev);
- if (!uc_pdata) {
- error("Can get the regulator %s uclass platdata!", platname);
- return -ENXIO;
- }
-
- if (v)
- printf("%s@%s: ", dev->name, uc_pdata->name);
+ return regulator_autoset(dev);
+}
- /* 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)) {
- ret = regulator_set_value(dev, uc_pdata->min_uV);
- if (setting_failed(ret, v, "set %d uV", uc_pdata->min_uV))
- goto exit;
- }
+int regulator_list_autoset(const char *list_platname[],
+ struct udevice *list_devp[],
+ bool verbose)
+{
+ struct udevice *dev;
+ int error = 0, i = 0, ret;
- /* 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)) {
- ret = regulator_set_current(dev, uc_pdata->min_uA);
- if (setting_failed(ret, v, "; set %d uA", uc_pdata->min_uA))
- goto exit;
- }
+ while (list_platname[i]) {
+ ret = regulator_autoset_by_name(list_platname[i], &dev);
+ if (ret != -EMEDIUMTYPE && verbose)
+ regulator_show(dev, ret);
+ if (ret & !error)
+ error = ret;
- if (!uc_pdata->always_on && !uc_pdata->boot_on)
- goto retdev;
+ if (list_devp)
+ list_devp[i] = dev;
- ret = regulator_set_enable(dev, true);
- if (setting_failed(ret, v, "; enabling", uc_pdata->min_uA))
- goto exit;
+ i++;
+ }
-retdev:
- if (devp)
- *devp = dev;
-exit:
- if (v)
- printf("\n");
- return ret;
+ return error;
}
-int regulator_by_platname_list_autoset_and_enable(const char *list_platname[],
- int list_entries,
- struct udevice *list_devp[],
- bool verbose)
+static bool regulator_name_is_unique(struct udevice *check_dev,
+ const char *check_name)
{
+ struct dm_regulator_uclass_platdata *uc_pdata;
struct udevice *dev;
- int i, ret, success = 0;
+ int check_len = strlen(check_name);
+ int ret;
+ int len;
- for (i = 0; i < list_entries; i++) {
- ret = regulator_autoset(list_platname[i], &dev, verbose);
- if (!ret)
- success++;
+ for (ret = uclass_find_first_device(UCLASS_REGULATOR, &dev); dev;
+ ret = uclass_find_next_device(&dev)) {
+ if (ret || dev == check_dev)
+ continue;
- if (!list_devp)
+ uc_pdata = dev_get_uclass_platdata(dev);
+ len = strlen(uc_pdata->name);
+ if (len != check_len)
continue;
- if (ret)
- list_devp[i] = NULL;
- else
- list_devp[i] = dev;
+ if (!strcmp(uc_pdata->name, check_name))
+ return false;
}
- return (success != list_entries);
+ return true;
}
static int regulator_post_bind(struct udevice *dev)
struct dm_regulator_uclass_platdata *uc_pdata;
int offset = dev->of_offset;
const void *blob = gd->fdt_blob;
+ const char *property = "regulator-name";
uc_pdata = dev_get_uclass_platdata(dev);
if (!uc_pdata)
return -ENXIO;
/* Regulator's mandatory constraint */
- uc_pdata->name = fdt_getprop(blob, offset, "regulator-name", NULL);
+ uc_pdata->name = fdt_getprop(blob, offset, property, NULL);
if (!uc_pdata->name) {
debug("%s: dev: %s has no property 'regulator-name'\n",
__func__, dev->name);
- return -ENXIO;
+ return -EINVAL;
}
- return 0;
+ if (regulator_name_is_unique(dev, uc_pdata->name))
+ return 0;
+
+ error("\"%s\" of dev: \"%s\", has nonunique value: \"%s\"",
+ property, dev->name, uc_pdata->name);
+
+ return -EINVAL;
}
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;
}
projects / karo-tx-uboot.git / blobdiff