Commit 52ade736 authored Aug 08, 2013 by Uwe Kleine-König Committed by Mark Brown Aug 09, 2013

spi/bitbang: don't error out if there is no setup callback provided



It's perfectly valid not to have a setup callback when the probe routine
does all the needed things. So don't even check for this case and trust
the caller.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Mark Brown <broonie@linaro.org>

parent c7abc19c

drivers/spi/spi-bitbang.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -446,8 +446,7 @@ int spi_bitbang_start(struct spi_bitbang *bitbang)
		master->setup = spi_bitbang_setup;
		master->cleanup = spi_bitbang_cleanup;
		}
		} else if (!master->setup)
		return -EINVAL;
		}

		/* driver may get busy before register() returns, especially
		* if someone registered boardinfo for devices

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