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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2018-05-29 11:43:40 +1000 |
|---|---|---|
| committer | Rob Herring <robh@kernel.org> | 2018-05-31 12:12:38 -0500 |
| commit | b4fb3aa5b9301a089b98f89a319fd9272fcc93e8 (patch) | |
| tree | b1cd8a1648d551030759b85dbe6b6489c50ef8b0 /Documentation/devicetree/bindings | |
| parent | 399d9e0695775e17a6f100bd5f89a1ec6466e6a1 (diff) | |
| download | linux-b4fb3aa5b9301a089b98f89a319fd9272fcc93e8.tar.gz linux-b4fb3aa5b9301a089b98f89a319fd9272fcc93e8.tar.bz2 linux-b4fb3aa5b9301a089b98f89a319fd9272fcc93e8.zip | |
dt-bindings: fsi-master-gpio: Document "no-gpio-delays" property
Support for this is being added to the driver but the original
patch forgot to add this documentation.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings')
| -rw-r--r-- | Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt b/Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt index a767259dedad..1e442450747f 100644 --- a/Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt +++ b/Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt @@ -11,6 +11,10 @@ Optional properties: - trans-gpios = <gpio-descriptor>; : GPIO for voltage translator enable - mux-gpios = <gpio-descriptor>; : GPIO for pin multiplexing with other functions (eg, external FSI masters) + - no-gpio-delays; : Don't add extra delays between GPIO + accesses. This is useful when the HW + GPIO block is running at a low enough + frequency. Examples: |