Messages in this thread | | | Date | Tue, 6 Jan 2015 22:47:56 +0100 | From | Andrew Lunn <> | Subject | Re: [PATCH] spi: orion: Add multiple chip select support for Armada 370 and 375 |
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Hi Ken
> -static const struct orion_spi_dev armada_spi_dev_data = { > +static const struct orion_spi_dev armada_370_spi_dev_data = { > .typ = ARMADA_SPI, > .min_divisor = 1, > .max_divisor = 1920, > .prescale_mask = ARMADA_SPI_CLK_PRESCALE_MASK, > + .num_cs = 4, > +}; > + > +static const struct orion_spi_dev armada_375_spi_dev_data = { > + .typ = ORION_SPI, > + .min_divisor = 4, > + .max_divisor = 30, > + .prescale_mask = ORION_SPI_CLK_PRESCALE_MASK, > + .num_cs = 3, > };
Documentation/devicetree/bindings/spi/spi-bus.txt has the optional property:
- num-cs : total number of chipselects
Would it be better to use that?
Andrew
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