X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Freset%2Freset-uclass.c;h=307a29705f154640273521ca39fc7d70f8cc65c4;hb=1d12a7c8cd4e58d5c3989bc239d5fa9577079dfd;hp=4fd82b9cd925aa110101c53fcb323a2e8751d920;hpb=9bd5cdf6b62b249dc48a00a23b44dc7be547f9f9;p=u-boot

diff --git a/drivers/reset/reset-uclass.c b/drivers/reset/reset-uclass.c
index 4fd82b9cd9..307a29705f 100644
--- a/drivers/reset/reset-uclass.c
+++ b/drivers/reset/reset-uclass.c
@@ -42,6 +42,7 @@ int reset_get_by_index(struct udevice *dev, int index,
 
 	debug("%s(dev=%p, index=%d, reset_ctl=%p)\n", __func__, dev, index,
 	      reset_ctl);
+	reset_ctl->dev = NULL;
 
 	ret = dev_read_phandle_with_args(dev, "resets", "#reset-cells", 0,
 					  index, &args);
@@ -87,6 +88,7 @@ int reset_get_by_name(struct udevice *dev, const char *name,
 
 	debug("%s(dev=%p, name=%s, reset_ctl=%p)\n", __func__, dev, name,
 	      reset_ctl);
+	reset_ctl->dev = NULL;
 
 	index = dev_read_stringlist_search(dev, "reset-names", name);
 	if (index < 0) {
@@ -133,6 +135,29 @@ int reset_deassert(struct reset_ctl *reset_ctl)
 	return ops->rst_deassert(reset_ctl);
 }
 
+int reset_release_all(struct reset_ctl *reset_ctl, int count)
+{
+	int i, ret;
+
+	for (i = 0; i < count; i++) {
+		debug("%s(reset_ctl[%d]=%p)\n", __func__, i, &reset_ctl[i]);
+
+		/* check if reset has been previously requested */
+		if (!reset_ctl[i].dev)
+			continue;
+
+		ret = reset_assert(&reset_ctl[i]);
+		if (ret)
+			return ret;
+
+		ret = reset_free(&reset_ctl[i]);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
 UCLASS_DRIVER(reset) = {
 	.id		= UCLASS_RESET,
 	.name		= "reset",