[U-Boot] [RFC PATCH 04/22] dm: Provide a way to shut down driver model

Simon Glass
2014-05-24T21:21:03Z

Add a new method which removes and unbinds all drivers.

Signed-off-by: Simon Glass <sjg@chromium.org>
---

drivers/core/root.c | 8 ++++++++
include/dm/root.h | 8 ++++++++
2 files changed, 16 insertions(+)

diff --git a/drivers/core/root.c b/drivers/core/root.c
index 9fff164..4873e7b 100644
--- a/drivers/core/root.c
+++ b/drivers/core/root.c
@@ -55,6 +55,14 @@ 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 0ebccda..069d058 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
--
1.9.1.423.g4596e3a