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spi: expose defined CS

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Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
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Thomas Ingleby
2014-10-30 17:35:35 +00:00
parent a3d5af9ea1
commit 2be24d8887
1 changed files with 5 additions and 0 deletions
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5
src/mraa.c
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@@ -274,6 +274,11 @@ mraa_setup_spi(int bus)
if (mraa_setup_mux_mapped(plat->pins[pos].spi) != MRAA_SUCCESS) if (mraa_setup_mux_mapped(plat->pins[pos].spi) != MRAA_SUCCESS)
return NULL; return NULL;
pos = plat->spi_bus[bus].cs;
if (plat->pins[pos].spi.mux_total > 0)
if (mraa_setup_mux_mapped(plat->pins[pos].spi) != MRAA_SUCCESS)
return NULL;
mraa_spi_bus_t *spi = &(plat->spi_bus[bus]); mraa_spi_bus_t *spi = &(plat->spi_bus[bus]);
return spi; return spi;
} }