#include <regmap.h>
#include <sysreset.h>
#include <syscon.h>
+#include <linux/err.h>
struct syscon_reboot_priv {
struct regmap *regmap;
static int syscon_reboot_request(struct udevice *dev, enum sysreset_t type)
{
struct syscon_reboot_priv *priv = dev_get_priv(dev);
+ ulong driver_data = dev_get_driver_data(dev);
+
+ if (type != driver_data)
+ return -EPROTONOSUPPORT;
regmap_write(priv->regmap, priv->offset, priv->mask);
int syscon_reboot_probe(struct udevice *dev)
{
struct syscon_reboot_priv *priv = dev_get_priv(dev);
- int err;
- u32 phandle;
- ofnode node;
-
- 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_node_to_regmap(node);
- if (!priv->regmap) {
+ priv->regmap = syscon_regmap_lookup_by_phandle(dev, "regmap");
+ if (IS_ERR(priv->regmap)) {
pr_err("unable to find regmap\n");
return -ENODEV;
}
}
static const struct udevice_id syscon_reboot_ids[] = {
- { .compatible = "syscon-reboot" },
+ { .compatible = "syscon-reboot", .data = SYSRESET_COLD },
+ { .compatible = "syscon-poweroff", .data = SYSRESET_POWER_OFF },
{ /* sentinel */ }
};