spi: quad: Make DT properties optional

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The addition SPI quad support made the DT properties mandatory, breaking
compatibility with existing systems. Fix that by making them optional,
also improving the error messages while we're at it.

Signed-off-by: Mark Brown <broonie@linaro.org>
Tested-by: Stephen Warren <swarren@nvidia.com>

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Mark Brown 2013-08-30 23:19:40 +01:00

parent d5ee722ab9

commit a822e99c70

1 changed files with 34 additions and 38 deletions

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drivers/spi/spi.c

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