Message ID | 1434703435-25198-2-git-send-email-michael@smart-africa.com |
---|---|
State | Needs Review / ACK, archived |
Headers | show |
Context | Check | Description |
---|---|---|
robh/checkpatch | warning | total: 1 errors, 0 warnings, 0 lines checked |
robh/patch-applied | success |
diff --git a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt index bd99193..3b2a86f 100644 --- a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt +++ b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt @@ -10,6 +10,9 @@ Required properties: Optional properties: - cs-gpios : Specifies the gpio pis to be used for chipselects. - num-cs : The number of chipselects. If omitted, this will default to 4. +- snps,data-io-16bit : A boolean property that, when present, causes + the driver to interact with the data register using 16 bit I/O instead + of the default 32 bit I/O. Child nodes as per the generic SPI binding.
This change documents a new property for the snps,dw-apb-ssi device, allowing an implementer to interact with the SPI controller data register in 16 bit mode only. This supports a change that unbreaks this driver on picoXcell platforms. Signed-off-by: Michael van der Westhuizen <michael@smart-africa.com> --- Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt | 3 +++ 1 file changed, 3 insertions(+)