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authorSimon Glass <sjg@chromium.org>2014-07-23 06:55:01 -0600
committerSimon Glass <sjg@chromium.org>2014-07-23 14:07:24 +0100
commit9adbd7a116d62349eb0a85b5a08ab3ff0a12d556 (patch)
tree2c5eb3c92fb02ac1f364963becf4dd1321cd3d13
parent7497812d47d4ad17172ec373469a33a6ab8b257e (diff)
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dm: Provide a way to shut down driver model
Add a new method which removes and unbinds all drivers. Signed-off-by: Simon Glass <sjg@chromium.org> Acked-by: Marek Vasut <marex@denx.de>
-rw-r--r--drivers/core/root.c8
-rw-r--r--include/dm/root.h8
2 files changed, 16 insertions, 0 deletions
diff --git a/drivers/core/root.c b/drivers/core/root.c
index ac1c164..346d462 100644
--- a/drivers/core/root.c
+++ b/drivers/core/root.c
@@ -56,6 +56,14 @@ int dm_init(void)
return 0;
}
+int dm_uninit(void)
+{
+ device_remove(dm_root());
+ device_unbind(dm_root());
+
+ return 0;
+}
+
int dm_scan_platdata(void)
{
int ret;
diff --git a/include/dm/root.h b/include/dm/root.h
index a4826a6..35818b1 100644
--- a/include/dm/root.h
+++ b/include/dm/root.h
@@ -50,4 +50,12 @@ int dm_scan_fdt(const void *blob);
*/
int dm_init(void);
+/**
+ * dm_uninit - Uninitialise Driver Model structures
+ *
+ * All devices will be removed and unbound
+ * @return 0 if OK, -ve on error
+ */
+int dm_uninit(void);
+
#endif