spi/dt: DT bindings documentation: "num-cs" property for SPI controllers
Several SPI controller drivers have defined differently named properties for the number of chip selects. Now adding "num-cs" as a reference name for new bindings. Signed-off-by: Roland Stigge <stigge@antcom.de> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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@ -21,6 +21,9 @@ assumption that board specific platform code will be used to manage
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chip selects. Individual drivers can define additional properties to
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support describing the chip select layout.
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Optional property:
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- num-cs : total number of chipselects
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SPI slave nodes must be children of the SPI master node and can
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contain the following properties.
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- reg - (required) chip select address of device.
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