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-rw-r--r--include/spi.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/spi.h b/include/spi.h
index 6fbb4336ce..ba2c8406b2 100644
--- a/include/spi.h
+++ b/include/spi.h
@@ -224,7 +224,7 @@ void spi_release_bus(struct spi_slave *slave);
int spi_set_wordlen(struct spi_slave *slave, unsigned int wordlen);
/**
- * SPI transfer
+ * SPI transfer (optional if mem_ops is used)
*
* This writes "bitlen" bits out the SPI MOSI port and simultaneously clocks
* "bitlen" bits in the SPI MISO port. That's just the way SPI works.