Add regulator bindings to get access to regulator managed
by drivers/power/regulator/stpmu1.c regulator driver.
Signed-off-by: Christophe Kerello <christophe.kere...@st.com>
Signed-off-by: Patrick Delaunay <patrick.delau...@st.com>
Signed-off-by: Patrice Chotard <patrice.chot...@st.com>
---
drivers/power/pmic/stpmu1.c | 34 ++++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/drivers/power/pmic/stpmu1.c b/drivers/power/pmic/stpmu1.c
index 4615365ea809..4a230ec163ae 100644
--- a/drivers/power/pmic/stpmu1.c
+++ b/drivers/power/pmic/stpmu1.c
@@ -13,6 +13,17 @@
#define STMPU1_NUM_OF_REGS 0x100
+#ifndef CONFIG_SPL_BUILD
+static const struct pmic_child_info stpmu1_children_info[] = {
+ { .prefix = "ldo", .driver = "stpmu1_ldo" },
+ { .prefix = "buck", .driver = "stpmu1_buck" },
+ { .prefix = "vref_ddr", .driver = "stpmu1_vref_ddr" },
+ { .prefix = "pwr_sw", .driver = "stpmu1_pwr_sw" },
+ { .prefix = "boost", .driver = "stpmu1_boost" },
+ { },
+};
+#endif /* CONFIG_SPL_BUILD */
+
static int stpmu1_reg_count(struct udevice *dev)
{
return STMPU1_NUM_OF_REGS;
@@ -43,6 +54,28 @@ static int stpmu1_read(struct udevice *dev, uint reg,
uint8_t *buff, int len)
return ret;
}
+static int stpmu1_bind(struct udevice *dev)
+{
+#ifndef CONFIG_SPL_BUILD
+ ofnode regulators_node;
+ int children;
+
+ regulators_node = dev_read_subnode(dev, "regulators");
+ if (!ofnode_valid(regulators_node)) {
+ dev_dbg(dev, "regulators subnode not found!");
+ return -ENXIO;
+ }
+ dev_dbg(dev, "found regulators subnode\n");
+
+ children = pmic_bind_children(dev, regulators_node,
+ stpmu1_children_info);
+ if (!children)
+ dev_dbg(dev, "no child found\n");
+#endif /* CONFIG_SPL_BUILD */
+
+ return 0;
+}
+
static struct dm_pmic_ops stpmu1_ops = {
.reg_count = stpmu1_reg_count,
.read = stpmu1_read,
@@ -58,5 +91,6 @@ U_BOOT_DRIVER(pmic_stpmu1) = {
.name = "stpmu1_pmic",
.id = UCLASS_PMIC,
.of_match = stpmu1_ids,
+ .bind = stpmu1_bind,
.ops = &stpmu1_ops,
};
--
1.9.1
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