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

Simon Glass sjg at chromium.org
Tue Jan 20 04:12:51 CET 2015


We don't want to bind devices which should never be used.

Signed-off-by: Simon Glass <sjg at 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(+)

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;
-- 
2.2.0.rc0.207.ga3a616c



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