Merge https://source.denx.de/u-boot/custodians/u-boot-marvell

- Improved sysreset/watchdog uclass integration (Samuel)

1 files changed, 32 insertions, 8 deletions

diff --git a/drivers/sysreset/sysreset_watchdog.c b/drivers/sysreset/sysreset_watchdog.c
index 0dc2d8b9b65..35efcac59dd 100644
--- a/drivers/sysreset/sysreset_watchdog.c
+++ b/drivers/sysreset/sysreset_watchdog.c
@@ -5,20 +5,22 @@
 
 #include <common.h>
 #include <dm.h>
+#include <dm/device-internal.h>
 #include <errno.h>
+#include <malloc.h>
 #include <sysreset.h>
 #include <wdt.h>
 
-struct wdt_reboot_priv {
+struct wdt_reboot_plat {
 	struct udevice *wdt;
 };
 
 static int wdt_reboot_request(struct udevice *dev, enum sysreset_t type)
 {
-	struct wdt_reboot_priv *priv = dev_get_priv(dev);
+	struct wdt_reboot_plat *plat = dev_get_plat(dev);
 	int ret;
 
-	ret = wdt_expire_now(priv->wdt, 0);
+	ret = wdt_expire_now(plat->wdt, 0);
 	if (ret)
 		return ret;
 
@@ -29,13 +31,13 @@ static struct sysreset_ops wdt_reboot_ops = {
 	.request = wdt_reboot_request,
 };
 
-int wdt_reboot_probe(struct udevice *dev)
+static int wdt_reboot_of_to_plat(struct udevice *dev)
 {
-	struct wdt_reboot_priv *priv = dev_get_priv(dev);
+	struct wdt_reboot_plat *plat = dev_get_plat(dev);
 	int err;
 
 	err = uclass_get_device_by_phandle(UCLASS_WDT, dev,
-					   "wdt", &priv->wdt);
+					   "wdt", &plat->wdt);
 	if (err) {
 		pr_err("unable to find wdt device\n");
 		return err;
@@ -53,7 +55,29 @@ U_BOOT_DRIVER(wdt_reboot) = {
 	.name = "wdt_reboot",
 	.id = UCLASS_SYSRESET,
 	.of_match = wdt_reboot_ids,
+	.of_to_plat	= wdt_reboot_of_to_plat,
+	.plat_auto	= sizeof(struct wdt_reboot_plat),
 	.ops = &wdt_reboot_ops,
-	.priv_auto	= sizeof(struct wdt_reboot_priv),
-	.probe = wdt_reboot_probe,
 };
+
+#if IS_ENABLED(CONFIG_SYSRESET_WATCHDOG_AUTO)
+int sysreset_register_wdt(struct udevice *dev)
+{
+	struct wdt_reboot_plat *plat = malloc(sizeof(*plat));
+	int ret;
+
+	if (!plat)
+		return -ENOMEM;
+
+	plat->wdt = dev;
+
+	ret = device_bind(dev, DM_DRIVER_GET(wdt_reboot),
+			  dev->name, plat, ofnode_null(), NULL);
+	if (ret) {
+		free(plat);
+		return ret;
+	}
+
+	return 0;
+}
+#endif