Add the probe function to support the s2mps11 regulator driver.
Signed-off-by: Jaehoon Chung <jh80.ch...@samsung.com>
---
drivers/power/pmic/s2mps11.c | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/drivers/power/pmic/s2mps11.c b/drivers/power/pmic/s2mps11.c
index 522105e5ff..3f9525b67d 100644
--- a/drivers/power/pmic/s2mps11.c
+++ b/drivers/power/pmic/s2mps11.c
@@ -15,6 +15,12 @@
DECLARE_GLOBAL_DATA_PTR;
+static const struct pmic_child_info pmic_children_info[] = {
+ { .prefix = S2MPS11_OF_LDO_PREFIX, .driver = S2MPS11_LDO_DRIVER },
+ { .prefix = S2MPS11_OF_BUCK_PREFIX, .driver = S2MPS11_BUCK_DRIVER },
+ { },
+};
+
static int s2mps11_reg_count(struct udevice *dev)
{
return S2MPS11_REG_COUNT;
@@ -43,6 +49,27 @@ static int s2mps11_read(struct udevice *dev, uint reg,
uint8_t *buff, int len)
return ret;
}
+static int s2mps11_probe(struct udevice *dev)
+{
+ ofnode regulators_node;
+ int children;
+
+ regulators_node = dev_read_subnode(dev, "voltage-regulators");
+ if (!ofnode_valid(regulators_node)) {
+ debug("%s: %s regulators subnode not found!", __func__,
+ dev->name);
+ return -ENXIO;
+ }
+
+ debug("%s: '%s' - found regulators subnode\n", __func__, dev->name);
+
+ children = pmic_bind_children(dev, regulators_node, pmic_children_info);
+ if (!children)
+ debug("%s: %s - no child found\n", __func__, dev->name);
+
+ return 0;
+}
+
static struct dm_pmic_ops s2mps11_ops = {
.reg_count = s2mps11_reg_count,
.read = s2mps11_read,
@@ -59,4 +86,5 @@ U_BOOT_DRIVER(pmic_s2mps11) = {
.id = UCLASS_PMIC,
.of_match = s2mps11_ids,
.ops = &s2mps11_ops,
+ .probe = s2mps11_probe,
};
--
2.15.1
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