sysreset: syscon: update regmap access to syscon
Use new API syscon_node_to_regmap in sysreset_syscon driver
for compatible "syscon-reboot"; that's avoid the need of explicit
syscon binding for "regmap" handle.
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
diff --git a/drivers/sysreset/sysreset_syscon.c b/drivers/sysreset/sysreset_syscon.c
index f19e80e..3450640 100644
--- a/drivers/sysreset/sysreset_syscon.c
+++ b/drivers/sysreset/sysreset_syscon.c
@@ -35,18 +35,20 @@
int syscon_reboot_probe(struct udevice *dev)
{
- struct udevice *syscon;
struct syscon_reboot_priv *priv = dev_get_priv(dev);
int err;
+ u32 phandle;
+ ofnode node;
- err = uclass_get_device_by_phandle(UCLASS_SYSCON, dev,
- "regmap", &syscon);
- if (err) {
- pr_err("unable to find syscon device\n");
+ err = ofnode_read_u32(dev_ofnode(dev), "regmap", &phandle);
+ if (err)
return err;
- }
+
+ node = ofnode_get_by_phandle(phandle);
+ if (!ofnode_valid(node))
+ return -EINVAL;
- priv->regmap = syscon_get_regmap(syscon);
+ priv->regmap = syscon_node_to_regmap(node);
if (!priv->regmap) {
pr_err("unable to find regmap\n");
return -ENODEV;