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authorAbhilash Kesavan <a.kesavan@samsung.com>2015-01-10 08:41:35 +0530
committerOlof Johansson <olof@lixom.net>2015-01-16 19:10:41 -0800
commit896ddd600ba4a3426aeb11710ae9c28dd7ce68ce (patch)
tree37d60e5f4f20c237a1c66c1bdeef1999bf9156f4 /drivers
parent6fda93b95e388c82a84c201324f77997d82fada2 (diff)
downloadlinux-896ddd600ba4a3426aeb11710ae9c28dd7ce68ce.tar.bz2
drivers: bus: check cci device tree node status
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> Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/bus/arm-cci.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/bus/arm-cci.c b/drivers/bus/arm-cci.c
index 860da40b78ef..0ce5e2d65a06 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;