[U-Boot,1/2] drivers: spi: Add commands for Micron SPI
diff mbox series

Message ID 20191122230939.30390-2-vladimir.olovyannikov@broadcom.com
State New
Delegated to: Jagannadha Sutradharudu Teki
Headers show
Series
  • Add Broadcom SPI driver
Related show

Commit Message

Vladimir Olovyannikov Nov. 22, 2019, 11:09 p.m. UTC
Add commands for dual and quad SPI transfers on Micon SPI.

Signed-off-by: Corneliu Doban <corneliu.doban@broadcom.com>
Signed-off-by: Vladimir Olovyannikov <vladimir.olovyannikov@broadcom.com>
---
 include/spi.h | 6 ++++++
 1 file changed, 6 insertions(+)

Patch
diff mbox series

diff --git a/include/spi.h b/include/spi.h
index 6fbb4336ce..ae36835e95 100644
--- a/include/spi.h
+++ b/include/spi.h
@@ -30,6 +30,10 @@ 
 #define SPI_RX_SLOW	BIT(11)			/* receive with 1 wire slow */
 #define SPI_RX_DUAL	BIT(12)			/* receive with 2 wires */
 #define SPI_RX_QUAD	BIT(13)			/* receive with 4 wires */
+#define SPI_RX_4X	BIT(14)			/*
+						 * addr on 1 wire
+						 * data on 4 wires
+						 */
 
 /* Header byte that marks the start of the message */
 #define SPI_PREAMBLE_END_BYTE	0xec
@@ -115,6 +119,8 @@  struct spi_slave {
 #define SPI_XFER_ONCE		(SPI_XFER_BEGIN | SPI_XFER_END)
 #define SPI_XFER_MMAP		BIT(2)	/* Memory Mapped start */
 #define SPI_XFER_MMAP_END	BIT(3)	/* Memory Mapped End */
+#define SPI_XFER_DUAL		BIT(30)
+#define SPI_XFER_QUAD		BIT(31)
 };
 
 /**