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authorSamuel Holland2021-11-03 22:55:13 -0500
committerStefan Roese2021-11-04 08:57:19 +0100
commit5544a0114258ec4eba2a361fc975e91c419b227e (patch)
tree539eaa9dbaef8fcffecd1827b54ce425a40cc5e5
parent30ba45dbd6f3a470c739bd5db0663bee86b4cbf6 (diff)
sysreset: watchdog: Move watchdog reference to plat data
Currently, the wdt_reboot driver always gets its watchdog device reference from an OF node. This prevents selecting a watchdog at runtime. Move the watchdog device reference to the plat data, so the driver can be bound with the reference pre-provided. The reference will still be acquired from the OF node if it is not already provided. Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com> Reviewed-by: Simon Glass <sjg@chromium.org> Signed-off-by: Samuel Holland <samuel@sholland.org> Reviewed-by: Stefan Roese <sr@denx.de>
-rw-r--r--drivers/sysreset/sysreset_watchdog.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/sysreset/sysreset_watchdog.c b/drivers/sysreset/sysreset_watchdog.c
index c7ae368d41a..b723f5647cd 100644
--- a/drivers/sysreset/sysreset_watchdog.c
+++ b/drivers/sysreset/sysreset_watchdog.c
@@ -9,16 +9,16 @@
#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 +29,13 @@ static struct sysreset_ops wdt_reboot_ops = {
.request = wdt_reboot_request,
};
-static 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 +53,7 @@ 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,
};