[PATCH linux dev-4.10 v2 1/3] dt-bindings: fsi: Add optional property no-scan-on-init
Christopher Bostic
cbostic at linux.vnet.ibm.com
Fri Aug 4 13:26:20 AEST 2017
Add an optional FSI master property 'no-scan-on-init. This
can be specified to indicate that a master should not be
automatically scanned at init time. This is required in cases
where a scan could interfere with another FSI master on the same
bus.
Signed-off-by: Christopher Bostic <cbostic at linux.vnet.ibm.com>
---
Documentation/devicetree/bindings/fsi/fsi.txt | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/fsi/fsi.txt b/Documentation/devicetree/bindings/fsi/fsi.txt
index 4eaf488..ab516c6 100644
--- a/Documentation/devicetree/bindings/fsi/fsi.txt
+++ b/Documentation/devicetree/bindings/fsi/fsi.txt
@@ -56,6 +56,13 @@ addresses (link index and slave ID), and no size:
#address-cells = <2>;
#size-cells = <0>;
+An optional boolean property can be added to indicate that a particular master
+should not scan for connected devices at initialization time. This is
+necessary in cases where a scan could cause arbitration issues with other
+masters that may be present on the bus.
+
+ no-scan-on-init;
+
FSI slaves
----------
--
1.8.2.2
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