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-rw-r--r--Documentation/devicetree/bindings/spi/fsl-spi.txt1
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spi/fsl-spi.txt b/Documentation/devicetree/bindings/spi/fsl-spi.txt
index 777abd7399d5..4f2ea9461797 100644
--- a/Documentation/devicetree/bindings/spi/fsl-spi.txt
+++ b/Documentation/devicetree/bindings/spi/fsl-spi.txt
@@ -14,6 +14,7 @@ Required properties:
controller you have.
- interrupt-parent : the phandle for the interrupt controller that
services interrupts for this device.
+- clock-frequency : input clock frequency to non FSL_SOC cores
Optional properties:
- gpios : specifies the gpio pins to be used for chipselects.