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tee: optee: take DT status property into account

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DT nodes may have a 'status' property which, if set to anything other
than 'ok' or 'okay', indicates to the OS that the DT node should be
treated as if it was not present. So add that missing logic to the
OP-TEE driver.

Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
This commit is contained in:
Ard Biesheuvel 2018-08-01 11:48:33 +02:00 committed by Jens Wiklander
parent 94710cac0e
commit db878f76b9
1 changed files with 1 additions and 1 deletions
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drivers/tee/optee/core.c
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@ -696,7 +696,7 @@ static int __init optee_driver_init(void)
return -ENODEV;
np = of_find_matching_node(fw_np, optee_match);
if (!np)
if (!np || !of_device_is_available(np))
return -ENODEV;
optee = optee_probe(np);