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-rw-r--r--doc/device-tree-bindings/spi/spi-mcf-dspi.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/doc/device-tree-bindings/spi/spi-mcf-dspi.txt b/doc/device-tree-bindings/spi/spi-mcf-dspi.txt
index 860eb8ac85..4684d7846a 100644
--- a/doc/device-tree-bindings/spi/spi-mcf-dspi.txt
+++ b/doc/device-tree-bindings/spi/spi-mcf-dspi.txt
@@ -13,6 +13,10 @@ Optional properties:
- ctar-params: CTAR0 to 7 register configuration, as an array
of 8 integer fields for each register, where each register
is defined as: <fmsz, pcssck, pasc, pdt, cssck, asc, dt, br>.
+- fsl,spi-cs-sck-delay: a delay in nanoseconds between activating chip
+ select and the start of clock signal, at the start of a transfer.
+- fsl,spi-sck-cs-delay: a delay in nanoseconds between stopping the clock
+ signal and deactivating chip select, at the end of a transfer.
Example: