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spi: if platform has one spidev, defaults to it.

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* Removes complexity on some platforms.

Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
This commit is contained in:
Thomas Ingleby
2014-08-26 13:55:58 +01:00
parent 0c53b90c09
commit 3f1dff163c
1 changed files with 3 additions and 0 deletions
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3
src/mraa.c
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@@ -209,6 +209,9 @@ mraa_setup_spi(int bus)
fprintf(stderr, "No spi buses defined in platform"); fprintf(stderr, "No spi buses defined in platform");
return NULL; return NULL;
} }
if (plat->spi_bus_count == 1) {
bus = plat->def_spi_bus;
}
if (bus >= plat->spi_bus_count) { if (bus >= plat->spi_bus_count) {
fprintf(stderr, "Above spi bus count"); fprintf(stderr, "Above spi bus count");
return NULL; return NULL;