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[1/2] drivers: bus: check cci device tree node status

Message ID 1420859496-27533-1-git-send-email-a.kesavan@samsung.com (mailing list archive)
State New, archived
Headers show

Commit Message

Abhilash Kesavan Jan. 10, 2015, 3:11 a.m. UTC 
The arm-cci driver completes the probe sequence even if the cci node is
marked as disabled. Add a check in the driver to honour the cci status
in the device tree.

Signed-off-by: Abhilash Kesavan <a.kesavan@samsung.com>
Acked-by: Sudeep Holla <sudeep.holla@arm.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Tested-by: Sudeep Holla <sudeep.holla@arm.com>
Tested-by: Kevin Hilman <khilman@linaro.org>
---
Changes:
	- Re-sending without the RFT tags

 drivers/bus/arm-cci.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox

Patch

diff --git a/drivers/bus/arm-cci.c b/drivers/bus/arm-cci.c
index 860da40..0ce5e2d 100644
--- a/drivers/bus/arm-cci.c
+++ b/drivers/bus/arm-cci.c
@@ -1312,6 +1312,9 @@  static int cci_probe(void)
 	if (!np)
 		return -ENODEV;
 
+	if (!of_device_is_available(np))
+		return -ENODEV;
+
 	cci_config = of_match_node(arm_cci_matches, np)->data;
 	if (!cci_config)
 		return -ENODEV;