diff mbox

[U-Boot,v2,22/26] dm: core: Ignore disabled devices when binding

Message ID 1421723575-4532-23-git-send-email-sjg@chromium.org
State Superseded
Delegated to: Simon Glass
Headers show

Commit Message

Simon Glass Jan. 20, 2015, 3:12 a.m. UTC 
We don't want to bind devices which should never be used.

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

Changes in v2:
- Add patches to tidy up cros_ec using new I2C/SPI features

 drivers/core/root.c | 5 +++++
 1 file changed, 5 insertions(+)

Comments

Masahiro Yamada Jan. 24, 2015, 4:46 a.m. UTC | #1 
2015-01-20 12:12 GMT+09:00 Simon Glass <sjg@chromium.org>:
> We don't want to bind devices which should never be used.
>
> Signed-off-by: Simon Glass <sjg@chromium.org>


Sounds a good idea!

Reviewed-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
diff mbox

Patch

diff --git a/drivers/core/root.c b/drivers/core/root.c
index a5b0a61..73e3c72 100644
--- a/drivers/core/root.c
+++ b/drivers/core/root.c
@@ -9,6 +9,7 @@ 
 
 #include <common.h>
 #include <errno.h>
+#include <fdtdec.h>
 #include <malloc.h>
 #include <libfdt.h>
 #include <dm/device.h>
@@ -92,6 +93,10 @@  int dm_scan_fdt_node(struct udevice *parent, const void *blob, int offset,
 		if (pre_reloc_only &&
 		    !fdt_getprop(blob, offset, "u-boot,dm-pre-reloc", NULL))
 			continue;
+		if (!fdtdec_get_is_enabled(blob, offset)) {
+			dm_dbg("   - ignoring disabled device\n");
+			continue;
+		}
 		err = lists_bind_fdt(parent, blob, offset, NULL);
 		if (err && !ret)
 			ret = err;