From: Simon Glass <sjg@chromium.org>
Date: Wed, 23 Jul 2014 12:55:01 +0000 (-0600)
Subject: dm: Provide a way to shut down driver model
X-Git-Tag: v2014.10-rc1~70
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=9adbd7a116d62349eb0a85b5a08ab3ff0a12d556;p=u-boot

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>
---

diff --git a/drivers/core/root.c b/drivers/core/root.c
index ac1c1648f3..346d462470 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 a4826a6e3c..35818b1dee 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