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-rw-r--r--include/spi-mem.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/spi-mem.h b/include/spi-mem.h
index 36814efa86..893f7bd733 100644
--- a/include/spi-mem.h
+++ b/include/spi-mem.h
@@ -60,10 +60,12 @@
/**
* enum spi_mem_data_dir - describes the direction of a SPI memory data
* transfer from the controller perspective
+ * @SPI_MEM_NO_DATA: no data transferred
* @SPI_MEM_DATA_IN: data coming from the SPI memory
* @SPI_MEM_DATA_OUT: data sent the SPI memory
*/
enum spi_mem_data_dir {
+ SPI_MEM_NO_DATA,
SPI_MEM_DATA_IN,
SPI_MEM_DATA_OUT,
};